CHIGNIK LAGOON WATER SYSTEM EPA Drinking Water Compliance Record

TapScore summarizes EPA Safe Drinking Water Information System records for public water system AK2261444. It does not test household tap water or determine whether water is currently safe to drink.

C

Some recent records

TapScore compliance-history grade

26 EPA violation records from July 1, 2021 through June 30, 2026

System details

PWSID
AK2261444
Population served
273
Water source
Ground Water
Owner type
Native American
State
Alaska
EPA region
10
All historical records
415
Not marked resolved
89

How to read this grade

Grade C means “Some recent records” under TapScore's published method. It is a comparison of recent EPA compliance records, not an EPA grade, laboratory result, health recommendation, or guarantee of present water quality.

EPA contaminant categories in violation records

EPA categoryClassificationRecords
Coliform (TCR)Health-based record37
ChlorineMonitoring/reporting record31
Surface Water Treatment RuleMonitoring/reporting record26
Revised Total Coliform RuleHealth-based record17
1,2-DichloroethaneMonitoring/reporting record9
NitrateMonitoring/reporting record8
Tetrachloroethylene (PCE)Monitoring/reporting record8
ChloramineMonitoring/reporting record8
BenzeneMonitoring/reporting record8
Carbon tetrachlorideMonitoring/reporting record8
CHLOROBENZENEMonitoring/reporting record7
Vinyl ChlorideMonitoring/reporting record7
trans-1,2-DichloroethyleneMonitoring/reporting record7
1,1-DichloroethyleneMonitoring/reporting record7
1,1,1-TrichloroethaneMonitoring/reporting record7
TolueneMonitoring/reporting record6
1,2-DichloropropaneMonitoring/reporting record6
TetrachloroethyleneMonitoring/reporting record6
o-DichlorobenzeneMonitoring/reporting record6
Xylenes, TotalMonitoring/reporting record6

Showing the 20 categories with the most records out of 74 categories in this system's history.

These are compliance records associated with an EPA contaminant code, not current tap-water test results or proof that a substance is presently detected.

Violation history by year

2025
4
2024
6
2023
3
2022
9
2021
7
2020
5
2019
25
2018
2
2017
7
2016
2

Historical counts may include resolved records. For current notices and local sampling results, check the utility's latest Consumer Confidence Report and your state drinking-water agency.

Reported service area

Cities served

ZIP codes served

County: Lake and Peninsula Borough