Water Quality in Kaltag, AK (99748)

EPA violation data for public water systems serving ZIP code 99748.

Past Health-Based Violations

6 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 20 monitoring/reporting violations.

More violations than 82% of US ZIP codes.

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

68

Population

1

Water Systems

26

Violations (5yr)

6

Health-Based

Location

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Water Systems Serving This Area (1)

Kaltag Public Water System

6 health-based
Groundwater under influence of surface water 214 people served
26 violations (5yr) · 6 health-based · All resolved
Lead tested: 2.1 ppb (limit: 15 ppb)

Contaminants Found

Surface Water Treatment RuleHealth-Based
13 violations
All resolved
LEAD AND COPPER RULE REVISIONSHealth-Based
2 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

5 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

5 violations
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2.1 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Kaltag (99748) has more violations than 82% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 26.

Fewer violations 82th 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

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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