Water Quality in Cold Bay, AK (99571)

EPA violation data for public water systems serving ZIP code 99571.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 116 monitoring/reporting violations.

More violations than 97% of US ZIP codes.

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

223

Population

2

Water Systems

117

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (2)

Cold Bay

All resolved
Groundwater 182 people served
2 violations (5yr) · All resolved

Nelson Lagoon Water System

1 health-based
Surface water 60 people served
115 violations (5yr) · 1 health-based · All resolved
Lead tested: 1.1 ppb (limit: 15 ppb) ✓

Contaminants Found

Surface Water Treatment RuleHealth-Based
18 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

34 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

17 violations
All resolved
1,1,1-TrichloroethaneMonitoring
2 violations
All resolved
EthylbenzeneMonitoring
2 violations
All resolved
o-DichlorobenzeneMonitoring
2 violations
All resolved
DICHLOROMETHANEMonitoring
2 violations
All resolved
TrichloroethyleneMonitoring
2 violations
All resolved
StyreneMonitoring
2 violations
All resolved
TolueneMonitoring
2 violations
All resolved
Vinyl chlorideMonitoring
2 violations
All resolved
1,2-DichloroethaneMonitoring
2 violations
All resolved
CHLOROBENZENEMonitoring
2 violations
All resolved
BenzeneMonitoring
2 violations
All resolved
1,2-DichloropropaneMonitoring
2 violations
All resolved
trans-1,2-DichloroethyleneMonitoring
2 violations
All resolved
Xylenes, TotalMonitoring
2 violations
All resolved
cis-1,2-DichloroethyleneMonitoring
2 violations
All resolved
p-DichlorobenzeneMonitoring
2 violations
All resolved
TetrachloroethyleneMonitoring
2 violations
All resolved
1,2,4-TrichlorobenzeneMonitoring
2 violations
All resolved
TTHMMonitoring
2 violations
All resolved
Carbon tetrachlorideMonitoring
2 violations
All resolved
1,1,2-TrichloroethaneMonitoring
2 violations
All resolved
1,1-DichloroethyleneMonitoring
2 violations
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
Public NoticeMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
1.1 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Cold Bay (99571) has more violations than 97% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 117.

Fewer violations 97th 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.

Whole House Carbon Filter

A solid baseline for improving overall water quality. Reduces chlorine, sediment, and many common contaminants throughout your entire home.

Targets:Chlorine, Sediment, Taste & Odor

Look for:NSF/ANSI 42 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

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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