A

Avon, CT

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️2 health-based violations on record.
0
Water sources
20
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

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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.

Critical High Medium Reported claim

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Public water systems

Avon Water Co

PWSID:
CT0040011
Source:
Ground water
Serves:
11,590 people

Ctwc - Naugatuck Reg-Collinsville Sys

PWSID:
CT0230011
Source:
Surface water
Serves:
6,324 people

Ctwc - Unionville System

PWSID:
CT0520011
Source:
Surface water
Serves:
14,693 people

EPA & DEP violations

Ctwc - Naugatuck Reg-Collinsville Sys

PWSID CT02300111 violation

  • CARBON, TOTAL — MR violation

    medium severityArchived

    CARBON, TOTAL MR violation (Archived).

    EPA SDWIS · MR · Began Jul 1, 2020 · 6 years ago · Source ↗

City-wide

19 violations

  • Groundwater Rule — TT violation

    high severityHealth-basedArchived

    Groundwater Rule TT violation (Archived).

    EPA SDWIS · TT · Began May 1, 2026 · 3 months ago · Source ↗

  • Groundwater Rule — TT violation

    high severityHealth-basedResolved

    Groundwater Rule TT violation (Resolved).

    EPA SDWIS · TT · Began Nov 1, 2019 · 6 years ago · Source ↗

  • Methoxychlor — MR violation

    medium severityResolved

    Methoxychlor MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Toxaphene — MR violation

    medium severityResolved

    Toxaphene MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Diquat — MR violation

    medium severityResolved

    Diquat MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Di(2-ethylhexyl) adipate — MR violation

    medium severityResolved

    Di(2-ethylhexyl) adipate MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Simazine — MR violation

    medium severityResolved

    Simazine MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Dinoseb — MR violation

    medium severityResolved

    Dinoseb MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Hexachlorocyclopentadiene — MR violation

    medium severityResolved

    Hexachlorocyclopentadiene MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Aldicarb sulfone — MR violation

    medium severityResolved

    Aldicarb sulfone MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Carbofuran — MR violation

    medium severityResolved

    Carbofuran MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Aldicarb — MR violation

    medium severityResolved

    Aldicarb MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • LASSO — MR violation

    medium severityResolved

    LASSO MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Heptachlor — MR violation

    medium severityResolved

    Heptachlor MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Heptachlor epoxide — MR violation

    medium severityResolved

    Heptachlor epoxide MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • 2,4,5-TP — MR violation

    medium severityResolved

    2,4,5-TP MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • 1,2-DIBROMO-3-CHLOROPROPANE — MR violation

    medium severityResolved

    1,2-DIBROMO-3-CHLOROPROPANE MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • ETHYLENE DIBROMIDE — MR violation

    medium severityResolved

    ETHYLENE DIBROMIDE MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Chlordane — MR violation

    medium severityResolved

    Chlordane MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.