Mt Holly, NC
Contamination score
Higher = more contaminated vs. other cities.
Reported illness & cancer claims
No claims reported yet. Be the first to add one.
Claims are aggregated from public records and community reports and may be unverified. If you believe your illness is linked to local water, request a consultation.
Self-reported issues
No issues reported yet. Be the first to report one.

Public water systems
Windy Hill MHP
- PWSID:
- NC0136519
- Source:
- Ground water
- Serves:
- 58 people
Mount Holly, City Of
- PWSID:
- NC0136020
- Source:
- Surface water
- Serves:
- 19,200 people
EPA & DEP violations
TTHM — MR violation
medium severityResolvedTTHM MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityResolvedTotal Haloacetic Acids (HAA5) MR violation (Resolved).
EPA SDWIS · MR · Began Sep 1, 2022 · 3 years ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Oct 1, 2020 · 5 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2020 · 5 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2017 · 8 years ago · Source ↗
CARBON, TOTAL — MR violation
medium severityResolvedCARBON, TOTAL MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2016 · 10 years ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.