Water Quality in Noatak, AK (99761)

EPA violation data for public water systems serving ZIP code 99761.

No Health-Based Violations

None of the 1 water system serving this ZIP has exceeded federal contaminant limits in the past 5 years. There are37 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 87% of US ZIP codes.

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

786

Population

1

Water Systems

37

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (1)

Noatak Community Water System

Groundwater under influence of surface water 485 people served
37 violations (5yr)
Lead tested: 0.25 ppb (limit: 15 ppb)

Contaminants Found

Interim Enhanced Surface Water Treatment RuleMonitoring
5 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

4 violations
All resolved
Surface Water Treatment RuleMonitoring
4 violations
All resolved
TTHMMonitoring
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
Lead and Copper RuleMonitoring

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

1 violation
Has active
p-DichlorobenzeneMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0.25 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Noatak (99761) has more violations than 87% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 37, most of which are monitoring/reporting issues.

Fewer violations 87th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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