Barnstead, NH
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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Pollution sources & reported claims near your water
Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.
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Public water systems
Locke Lake
- PWSID:
- NH0142010
- Source:
- Surface water
- Serves:
- 2,308 people
EPA & DEP violations
Locke Lake
PWSID NH01420103 violationsMCL exceedance — LOCKE LAKE
high severityHealth-basedResolvedEPA SDWIS violation 1800054 (code 02) at LOCKE LAKE (PWSID NH0142010).
EPA SDWIS · MCL exceedance · Began Apr 1, 2018 · 8 years ago · Source ↗
MCL exceedance — LOCKE LAKE
high severityHealth-basedResolvedEPA SDWIS violation 1800053 (code 02) at LOCKE LAKE (PWSID NH0142010).
EPA SDWIS · MCL exceedance · Began Jan 1, 2018 · 8 years ago · Source ↗
Monitoring violation — LOCKE LAKE
low severityResolvedEPA SDWIS violation 1200052 (code 34) at LOCKE LAKE (PWSID NH0142010).
EPA SDWIS · Monitoring violation · Began Aug 8, 2012 · 14 years ago · Source ↗
City-wide
7 violationsArsenic — MCL violation
high severityHealth-basedResolvedArsenic MCL violation (Resolved).
EPA SDWIS · MCL · Began Apr 1, 2018 · 8 years ago · Source ↗
Arsenic — MCL violation
high severityHealth-basedResolvedArsenic MCL violation (Resolved).
EPA SDWIS · MCL · Began Jan 1, 2018 · 8 years ago · Source ↗
E. COLI — MR violation
medium severityResolvedE. COLI MR violation (Resolved).
EPA SDWIS · MR · Began Aug 8, 2012 · 14 years ago · Source ↗
Coliform (TCR) — MCL violation
high severityHealth-basedResolvedColiform (TCR) MCL violation (Resolved).
EPA SDWIS · MCL · Began Aug 1, 2012 · 14 years ago · Source ↗
Coliform (TCR) — MCL violation
high severityHealth-basedResolvedColiform (TCR) MCL violation (Resolved).
EPA SDWIS · MCL · Began Mar 1, 2012 · 14 years ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2010 · 16 years ago · Source ↗
Violation — Violation violation
medium severityContaminant Violation violation.
EPA SDWIS · Violation · Began — · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.