Water Quality in Shelton, CT (06850)

EPA violation data for public water systems serving ZIP code 06850.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

19,692

Population

13

Water Systems

23

Violations (5yr)

8

Health-Based

Location

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Water Systems Serving This Area (13)

Aquarion-Eastern Fairfield County

Surface water 351,756 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Aquarion-Stamford

All resolved
Surface water 119,214 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Danbury Water Department

1 health-based
Surface water 62,055 people served
2 violations (5yr) · 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Aquarion-Greenwich

All resolved
Surface water 53,297 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Temple Shalom

6 health-based
Groundwater 100 people served
16 violations (5yr) · 6 health-based
Lead tested: 3.19 ppb (limit: 15 ppb)

United Congregational Church

1 health-based
Groundwater 61 people served
3 violations (5yr) · 1 health-based
Lead tested: 6.08 ppb (limit: 15 ppb)

992 Danbury Road

Groundwater 48 people served
0 violations

Jia Mei Llc

Groundwater 42 people served
0 violations

Brookfield Plaza

Groundwater 30 people served
0 violations

Middlebury Office Park, Lp

Groundwater 25 people served
0 violations

Rollingwood Plaza

Groundwater 25 people served
0 violations

Oak Hills Park

Groundwater 25 people served
0 violations

Parkway Assembly Of God

Groundwater 0
0 violations

Contaminants Found

Lead and Copper RuleHealth-Based

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

12 violations
All resolved
LEAD AND COPPER RULE REVISIONSHealth-Based
4 violations
Has active
Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
Interim Enhanced Surface Water Treatment RuleHealth-Based
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
ChloriteMonitoring
1 violation
All resolved
Total Polychlorinated Biphenyls (PCB)Monitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
3.19 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Shelton (06850) has more violations than 81% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 23.

Fewer violations 81th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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