Water Quality in False Pass, AK (99583)

EPA violation data for public water systems serving ZIP code 99583.

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

151

Population

2

Water Systems

59

Violations (5yr)

4

Health-Based

Location

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Water Systems Serving This Area (2)

Silver Bay Seafoods False Pass

2 health-based
Groundwater under influence of surface water 470 people served
52 violations (5yr) · 2 health-based · All resolved
Lead tested: 0.8 ppb (limit: 15 ppb)

False Pass Treatment Plant

2 health-based
Surface water 393 people served
7 violations (5yr) · 2 health-based
Lead tested: 2.1 ppb (limit: 15 ppb)

Contaminants Found

Surface Water Treatment RuleHealth-Based
8 violations
All resolved
LEAD AND COPPER RULE REVISIONSHealth-Based
2 violations
Has active
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

4 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

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

Lead & Copper Levels

Lead (Pb)

Within limit
0.8 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

False Pass (99583) has more violations than 92% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 59.

Fewer violations 92th 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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