AQUARION-WOODBURY

SHELTON, CT · ~1,209 people served

Check your exact address → SHELTON overview

100

Excellent

PurityRadar safety score

PWSID

CT1680011

State

Connecticut

City

SHELTON

Population served

1,209

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2021. Official EPA record →

Other · EPA contaminant 7500 began May 2019 Resolved

Monitoring & reporting · EPA contaminant 3014 began Aug 2018 Resolved

Monitoring & reporting · EPA contaminant 2981 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 2969 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 2979 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 2980 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 2378 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 2380 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 2964 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 2968 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 2977 began Jul 2018 Resolved

Monitoring & reporting · EPA contaminant 2976 began Jul 2018 Resolved

Recent enforcement actions

State action · SIF Sep 2021
State action · SOX May 2021
State action · SIA Jul 2019
State action · SIA Jan 2019
State action · SIA Jan 2019
State action · SIA Jan 2019
State action · SOX Dec 2018
State action · SOX Oct 2018

Area water-quality monitoring

Environmental monitoring (rivers, wells, intakes) recorded in this system’s service area in the EPA/USGS Water Quality Portal since 2018 — source/ambient water, not finished tap water. Context for the watershed, not a reading from your tap.

ContaminantMedian · max · samples

Nitrate

1 station · latest Oct 2022

0.635 · max 0.8 mg/L · 16

Source: Water Quality Portal (EPA/USGS/state agencies). Values are as-reported and aren’t health thresholds.

This profile is built from EPA public records for system CT1680011 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.