Riverhead (T), NY
Contamination score
Higher = more contaminated vs. other cities.
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Reported illness & cancer claims
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Self-reported issues
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Public water systems
Suffolk County Water Authority
- PWSID:
- NY5110526
- Source:
- Ground water
- Serves:
- 1,100,000 people
Riverhead Water District
- PWSID:
- NY5103705
- Source:
- Ground water
- Serves:
- 35,000 people
Peconic View Mobile Home Park
- PWSID:
- NY5101291
- Source:
- Ground water
- Serves:
- 40 people
Peconic River Mobile Home Park
- PWSID:
- NY5101296
- Source:
- Ground water
- Serves:
- 75 people
EPA & DEP violations
Riverhead Water District
PWSID NY51037052 violationsNitrate-Nitrite — MR violation
medium severityResolvedNitrate-Nitrite MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2023 · 3 years ago · Source ↗
Nitrite — MCL violation
high severityHealth-basedResolvedNitrite MCL violation (Resolved).
EPA SDWIS · MCL · Began Jul 1, 2023 · 3 years ago · Source ↗
Peconic River Mobile Home Park
PWSID NY51012963 violationsMCL exceedance — PECONIC RIVER MOBILE HOME PARK
high severityHealth-basedOpenEPA SDWIS violation 108 (code 02) at PECONIC RIVER MOBILE HOME PARK (PWSID NY5101296).
EPA SDWIS · MCL exceedance · Began Jul 1, 2024 · 2 years ago · Source ↗
Other violation — PECONIC RIVER MOBILE HOME PARK
low severityResolvedEPA SDWIS violation 107 (code 72) at PECONIC RIVER MOBILE HOME PARK (PWSID NY5101296).
EPA SDWIS · Other violation · Began Jan 1, 2022 · 4 years ago · Source ↗
MCL exceedance — PECONIC RIVER MOBILE HOME PARK
high severityHealth-basedOpenEPA SDWIS violation 106 (code 02) at PECONIC RIVER MOBILE HOME PARK (PWSID NY5101296).
EPA SDWIS · MCL exceedance · Began Jan 1, 2019 · 7 years ago · Source ↗
City-wide
18 violationsConsumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jan 1, 2022 · 4 years ago · Source ↗
1,2,4-Trichlorobenzene — MR violation
medium severityResolved1,2,4-Trichlorobenzene MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
cis-1,2-Dichloroethylene — MR violation
medium severityResolvedcis-1,2-Dichloroethylene MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
DICHLOROMETHANE — MR violation
medium severityResolvedDICHLOROMETHANE MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
p-Dichlorobenzene — MR violation
medium severityResolvedp-Dichlorobenzene MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
Vinyl chloride — MR violation
medium severityResolvedVinyl chloride MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
1,1-Dichloroethylene — MR violation
medium severityResolved1,1-Dichloroethylene MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
1,2-Dichloroethane — MR violation
medium severityResolved1,2-Dichloroethane MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
Carbon tetrachloride — MR violation
medium severityResolvedCarbon tetrachloride MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
Trichloroethylene — MR violation
medium severityResolvedTrichloroethylene MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
CHLOROBENZENE — MR violation
medium severityResolvedCHLOROBENZENE MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
Benzene — MR violation
medium severityResolvedBenzene MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
Ethylbenzene — MR violation
medium severityResolvedEthylbenzene MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
1,1,1-Trichloroethane — MR violation
medium severityResolved1,1,1-Trichloroethane MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
1,1,2-Trichloroethane — MR violation
medium severityResolved1,1,2-Trichloroethane MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
1,2-Dichloropropane — MR violation
medium severityResolved1,2-Dichloropropane MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
trans-1,2-Dichloroethylene — MR violation
medium severityResolvedtrans-1,2-Dichloroethylene MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
o-Dichlorobenzene — MR violation
medium severityResolvedo-Dichlorobenzene MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 5 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.