Water quality in Ohio

1000 cities on record · most contaminated: Columbus.

Columbus

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Cleveland

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Cincinnati

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Toledo

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Akron

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Dayton

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Bridgetown

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Ai

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Alvordton

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Amelia

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Andersonville

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Apple Valley

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Atwater

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Austinburg

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Austintown

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Bainbridge

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Ballville

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Bannock

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Bascom

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Bass Lake

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Beckett Ridge

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Beechwood Trails

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Bentonville

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Berlin

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Beulah Beach

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Bidwell

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Birmingham

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Blacklick Estates

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Bladensburg

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Blaine

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Bloomingville

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Blue Jay

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Bolindale

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Bolton

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Bourneville

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Brady Lake

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Brandt

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Brecon

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Brilliant

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Brimfield

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Brookfield Center

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Brownsville

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Brunersburg

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Buffalo

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Buford

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Burlington

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Calcutta

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Camp Dennison

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Canal Lewisville

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Candlewood Lake

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Carbon Hill

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Celeryville

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Champion Heights

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Cherry Fork

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Cherry Grove

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Chesterland

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Chippewa Park

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Choctaw Lake

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Churchill

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Cinnamon Lake

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Clarktown

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Coldstream

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Collins

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Concorde Hills

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Connorville

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Covedale

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Crystal Lakes

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Crystal Rock

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Curtice

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Cynthiana

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Damascus

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Darbydale

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Darrtown

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Day Heights

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Delhi Hills

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Delshire

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Dent

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Derby

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Devola

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Dillonvale

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Dola

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Drexel

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Dry Ridge

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Dry Run

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Duncan Falls

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Dundee

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Dunlap

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East Alliance

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East Fultonham

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East Liberty

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East Rochester

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East Springfield

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Eaton Estates

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Edgewood

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Elizabethtown

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Etna

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Fairfield Beach

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Finneytown

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Five Points

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Flat Rock

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Forestville

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Fort McKinley

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Fort Seneca

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Fort Shawnee

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Four Bridges

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Franklin Furnace

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Fresno

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Friendship

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Fruit Hill

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Glencoe

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Glenmoor

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Gomer

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Good Hope

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Goshen

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Grandview

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Granville South

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Green Meadows

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Greentown

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Groesbeck

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Guilford Lake

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Hamburg

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Hannibal

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Harbor Hills

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Harrisburg

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Haydenville

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Hessville

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Hidden Lakes

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Hide-A-Way Hills

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Highland Holiday

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Highpoint

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Hilltop

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Hockingport

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Holiday Lakes

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Holiday Valley

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Homeworth

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Hooven

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Howard

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Howland Center

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Huber Ridge

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Hunter

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Iberia

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Jacksontown

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Jersey

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Kanauga

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Kansas

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Kenwood

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Kidron

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Kilbourne

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Kimbolton

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Kings Mills

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Kingsville

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Kinsman Center

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Kunkle

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La Croft

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Lafayette

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Lafferty

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Lake Buckhorn

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Lake Darby

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Lake Lakengren

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Lake Lorelei

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Lake Milton

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Lake Mohawk

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Lake Seneca

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Lakeside

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Lake Tomahawk

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Lake Waynoka

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Landen

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Lansing

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Lawrenceville

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Leavittsburg

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Lewistown

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Limaville

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Lincoln Heights

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Lincoln Village

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Little Hocking

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Lloydsville

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Logan Elm Village

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Loveland Park

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Lucasville

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McCutchenville

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McDermott

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Mack

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McKinley Heights

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Madison Place

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Maple Ridge

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Maplewood Park

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Marathon

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Maria Stein

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Marlboro

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Marne

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Massieville

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Masury

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Medway

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Melmore

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Miami Heights

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Miamitown

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Miamiville

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Middlebranch

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Miller

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Millfield

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Mineral Ridge

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Minford

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Mitiwanga

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Monfort Heights

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Montrose-Ghent

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Morgandale

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Mount Carmel

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Mount Healthy Heights

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Mount Hope

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Mount Repose

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Mulberry

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Nankin

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Nashport

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Neapolis

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Neffs

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Negley

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Nettle Lake

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New Baltimore

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New Burlington

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New California

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New Hampshire

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New Haven

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New Marshfield

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New Pittsburg

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Newport

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New Springfield

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Northbrook

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Northgate

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North Industry

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North Lawrence

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North Lima

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North Madison

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Northridge

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North Zanesville

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Oceola

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Olde West Chester

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Old Fort

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Orient

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Pancoastburg

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Park Layne

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Parkman

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Pekin

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Perry Heights

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Petersburg

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Pettisville

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Pheasant Run

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Pigeon Creek

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Plainville

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Pleasant Grove

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Pleasant Hills

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Pleasant Run

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Pleasant Run Farm

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Plumwood

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Portage Lakes

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Pottery Addition

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Pulaski

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Radnor

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Raymond

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Reedurban

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Remington

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Reno

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Reno Beach

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Richmond Dale

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Richville

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Ridgeville Corners

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Ridgewood

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Roachester

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Robertsville

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Rockbridge

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Rocky Fork Point

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Rose Farm

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Roseland

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Rosemount

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Rosewood

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Ross

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Rossmoyne

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Rudolph

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St. Johns

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St. Martin

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Salem Heights

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Salesville

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Sandyville

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Sardis

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Sawyerwood

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Saybrook-on-the-Lake

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Sciotodale

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Sharon Center

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Shawnee

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Shawnee Hills

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Sherwood

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Shiloh

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Sixteen Mile Stand

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Skyline Acres

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Somerville

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South Canal

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South Mount Vernon

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Sterling

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Stewart

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Stockdale

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Stony Prairie

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Stony Ridge

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Suffield

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Sullivan

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Sulphur Springs

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Summerside

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Taylor Creek

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Tedrow

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The Plains

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Thornport

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Tippecanoe

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Trinway

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Tuppers Plains

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Turpin Hills

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Twinsburg Heights

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Uniontown

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Uniopolis

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Valley City

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Vaughnsville

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Vickery

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Vienna Center

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Vincent

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Walnut Creek

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Waterford

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West Hill

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West Logan

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Westminster

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West Portsmouth

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Wetherington

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Wheelersburg

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White Oak

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Whites Landing

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Wightmans Grove

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Wilberforce

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Wilkshire Hills

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Williamsdale

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Williston

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Winesburg

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Withamsville

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Wolfhurst

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Woodsdale

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Woodworth

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Wright-Patterson AFB

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Bratton

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Brush Creek

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Franklin

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Green

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Jefferson

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Liberty

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Manchester

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Meigs

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Monroe

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Oliver

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Scott

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Sprigg

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Tiffin

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Wayne

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Winchester

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Amanda

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American

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Auglaize

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Bath

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Jackson

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Marion

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Perry

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Richland

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Spencer

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Sugar Creek

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Clear Creek

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Hanover

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Lake

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Mifflin

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Milton

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Mohican

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Montgomery

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Orange

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Ruggles

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Troy

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Vermillion

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Andover

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Ashtabula

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Cherry Valley

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Colebrook

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Denmark

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Dorset

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Geneva

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Harpersfield

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Hartsgrove

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Lenox

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Morgan

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New Lyme

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Orwell

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Pierpont

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Plymouth

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Richmond

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Rome

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Saybrook

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Sheffield

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Trumbull

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Williamsfield

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Windsor

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Alexander

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Ames

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Athens

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Bern

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Canaan

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Carthage

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Dover

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Lee

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Lodi

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Trimble

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Waterloo

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York

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Clay

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Duchouquet

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German

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Logan

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Moulton

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Noble

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Pusheta

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St. Marys

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Salem

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Union

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Washington

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Colerain

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Flushing

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Kirkwood

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Mead

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Pease

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Pultney

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Smith

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Somerset

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Warren

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Wheeling

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Byrd

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Clark

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Eagle

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Huntington

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Lewis

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Pike

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Pleasant

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Fairfield

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Lemon

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Madison

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Milford

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Oxford

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Reily

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St. Clair

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West Chester

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Augusta

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Brown

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Center

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East

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Fox

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Harrison

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Loudon

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Rose

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Adams

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Concord

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Johnson

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Mad River

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Rush

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Urbana

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Bethel

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Harmony

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Moorefield

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Springfield

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Batavia

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Miami

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Ohio

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Pierce

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Stonelick

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Tate

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Williamsburg

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Chester

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Vernon

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Wilson

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Butler

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Elkrun

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Knox

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Liverpool

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Middleton

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Unity

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West

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Yellow Creek

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Bedford

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Bethlehem

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Crawford

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Keene

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Linton

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Mill Creek

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Newcastle

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Tiverton

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Tuscarawas

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Virginia

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White Eyes

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Auburn

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Bucyrus

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Chatfield

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Cranberry

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Dallas

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Holmes

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Lykens

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Polk

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Sandusky

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Texas

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Tod

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Whetstone

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Chagrin Falls

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Olmsted

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Allen

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Greenville

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Mississinawa

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Neave

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Patterson

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Twin

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Van Buren

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Wabash

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Defiance

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Delaware

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Farmer

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Hicksville

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Highland

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Mark

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Berkshire

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Genoa

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Harlem

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Kingston

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Porter

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Scioto

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Thompson

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Trenton

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Florence

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Groton

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Huron

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Margaretta

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Milan

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Perkins

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Vermilion

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Berne

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Bloom

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Clearcreek

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Greenfield

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Hocking

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Rush Creek

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Violet

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Walnut

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Jasper

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Paint

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Blendon

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Clinton

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Hamilton

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Norwich

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Plain

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Prairie

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Sharon

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Truro

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Amboy

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Chesterfield

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Fulton

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Gorham

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Royalton

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Swan Creek

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Addison

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Cheshire

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Gallipolis

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Guyan

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Raccoon

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Burton

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Chardon

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Claridon

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Hambden

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Huntsburg

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Middlefield

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Montville

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Munson

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Newbury

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Russell

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Beavercreek

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Caesarscreek

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Cedarville

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New Jasper

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Silvercreek

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Spring Valley

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Sugarcreek

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Xenia

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Cambridge

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Londonderry

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Millwood

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Westland

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Wills

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Anderson

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Columbia

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Crosby

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Delhi

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Sycamore

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Symmes

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Whitewater

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Biglick

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Blanchard

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Cass

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Portage

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Buck

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Cessna

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Dudley

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Hale

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Lynn

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McDonald

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Roundhead

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Archer

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Cadiz

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Freeport

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North

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Nottingham

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Rumley

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Short Creek

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Stock

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Bartlow

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Flatrock

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Freedom

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Napoleon

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Richfield

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Ridgeville

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Brushcreek

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Dodson

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Hamer

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Marshall

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New Market

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Penn

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Whiteoak

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Benton

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Falls

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Laurel

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Salt Creek

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Starr

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Ward

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Hardy

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Killbuck

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Mechanic

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Ripley

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Bronson

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Clarksfield

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Fitchville

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Greenwich

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Hartland

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Lyme

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New London

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Norwalk

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Peru

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Ridgefield

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Sherman

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Townsend

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Wakeman

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Bloomfield

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Coal

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Lick

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Cross Creek

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Island Creek

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Mount Pleasant

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Saline

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Smithfield

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Steubenville

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Wells

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College

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Hilliar

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Middlebury

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Morris

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Leroy

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Painesville

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Aid

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Decatur

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Elizabeth

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Fayette

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Lawrence

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Mason

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Upper

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Bennington

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Bowling Green

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Eden

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Fallsbury

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Granville

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Hartford

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Hopewell

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Licking

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McKean

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Mary Ann

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Newark

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Newton

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St. Albans

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Bokescreek

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McArthur

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Rushcreek

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Stokes

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Zane

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Amherst

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Brighton

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Brownhelm

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Camden

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Carlisle

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Eaton

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Elyria

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Grafton

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Henrietta

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LaGrange

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New Russia

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Penfield

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Pittsfield

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Rochester

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Wellington

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Harding

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Jerusalem

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Monclova

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Providence

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Swanton

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Sylvania

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Waterville

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Darby

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Deer Creek

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Oak Run

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Range

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Somerford

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Beaver

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Boardman

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Canfield

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Coitsville

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Ellsworth

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Poland

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Big Island

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Grand

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Grand Prairie

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Green Camp

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Prospect

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Salt Rock

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Tully

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Waldo

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Brunswick Hills

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Chatham

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Granger

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Guilford

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Harrisville

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Hinckley

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Homer

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Litchfield

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Medina

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Wadsworth

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Westfield

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Lebanon

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Letart

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Olive

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Rutland

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Salisbury

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Scipio

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Sutton

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Black Creek

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Dublin

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Gibson

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Recovery

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Lostcreek

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Newberry

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Springcreek

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Staunton

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Malaga

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Seneca

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Summit

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Sunsbury

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Switzerland

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Bristol

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Deerfield

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Malta

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Meigsville

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Cardington

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Congress

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Gilead

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North Bloomfield

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South Bloomfield

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Blue Rock

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Muskingum

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Rich Hill

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Brookfield

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Elk

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Enoch

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Bay

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Carroll

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Catawba Island

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Danbury

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Erie

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Harris

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Put-in-Bay

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Blue Creek

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Carryall

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Crane

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Emerald

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Latty

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Paulding

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Bearfield

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Clayton

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Monday Creek

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Reading

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Salt Lick

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Thorn

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Circleville

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Deercreek

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Muhlenberg

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Pickaway

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Saltcreek

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Camp Creek

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Pebble

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Pee Pee

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Seal

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Sunfish

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Charlestown

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Edinburg

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Hiram

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Mantua

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Nelson

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Palmyra

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Paris

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Randolph

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Ravenna

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Rootstown

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Shalersville

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Windham

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Dixon

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Gasper

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Gratis

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Israel

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Lanier

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Somers

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Greensburg

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Jennings

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Monterey

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Ottawa

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Palmer

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Riley

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Bloominggrove

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Weller

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Worthington

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Buckskin

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Paxton

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Green Creek

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Rice

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Woodville

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Nile

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Rarden

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Big Spring

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Reed

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Venice

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Cynthian

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Dinsmore

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Loramie

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McLean

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Turtle Creek

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Canton

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Lexington

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Nimishillen

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Osnaburg

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Sandy

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Boston

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Copley

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Coventry

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Northfield Center

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Sagamore Hills

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Twinsburg

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Bazetta

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Braceville

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Champion

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Farmington

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Fowler

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Greene

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Gustavus

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Howland

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Hubbard

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Johnston

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Kinsman

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Mecca

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Mesopotamia

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Southington

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Vienna

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Weathersfield

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Bucks

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Mill

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Warwick

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Claibourne

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Jerome

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Leesburg

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Millcreek

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Taylor

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Hoaglin

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Ridge

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Willshire

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Swan

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Vinton

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Wilkesville

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Harlan

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Massie

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Turtlecreek

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Aurelius

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Barlow

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Belpre

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Dunham

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Fearing

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Independence

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Ludlow

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Marietta

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Watertown

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Wesley

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Baughman

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Chippewa

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East Union

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Wooster

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Brady

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Bridgewater

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Northwest

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St. Joseph

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Superior

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Grand Rapids

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Henry

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Perrysburg

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Webster

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Weston

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Antrim

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Marseilles

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Pitt

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Tymochtee

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Aberdeen

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Ada

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Adamsville

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Addyston

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Adelphi

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Adena

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Albany

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Alexandria

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Alger

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Alliance

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Amberley

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Amesville

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Amsterdam

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Anna

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Ansonia

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Antioch

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Antwerp

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Apple Creek

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Aquilla

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Arcadia

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Arcanum

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Archbold

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Arlington

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Arlington Heights

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Ashland

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Ashley

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Ashville

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Athalia

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Attica

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Aurora

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Avon

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Avon Lake

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Bailey Lakes

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Bairdstown

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Baltic

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Baltimore

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Barberton

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Barnesville

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Barnhill

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Batesville

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Bay View

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Beach City

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Beachwood

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Beallsville

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Beaverdam

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Bedford Heights

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Bellaire

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Bellbrook

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Belle Center

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Bellefontaine

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Belle Valley

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Bellevue

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Bellville

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Belmont

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Belmore

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Beloit

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Bentleyville

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Benton Ridge

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Berea

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Bergholz

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Berkey

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Berlin Heights

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Bethesda

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Bettsville

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Beverly

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Bexley

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Blakeslee

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Blanchester

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Bloomdale

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Bloomingburg

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Bloomingdale

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Bloomville

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Blue Ash

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Bluffton

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Bolivar

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Boston Heights

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Botkins

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