LARSEN BAY WATER SYSTEM EPA Drinking Water Compliance Record

TapScore summarizes EPA Safe Drinking Water Information System records for public water system AK2250134. It does not test household tap water or determine whether water is currently safe to drink.

D

Several health-based records

TapScore compliance-history grade

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

1 classified as health-based

System details

PWSID
AK2250134
Population served
271
Water source
Surface Water
Owner type
Native American
State
Alaska
EPA region
10
All historical records
718
Not marked resolved
155

How to read this grade

Grade D means “Several health-based 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
Surface Water Treatment RuleHealth-based record159
Coliform (TCR)Health-based record46
ChlorineMonitoring/reporting record30
NitrateMonitoring/reporting record11
Xylenes, TotalMonitoring/reporting record10
1,2-DichloropropaneMonitoring/reporting record10
Vinyl ChlorideMonitoring/reporting record10
trans-1,2-DichloroethyleneMonitoring/reporting record10
1,1-DichloroethyleneMonitoring/reporting record10
BenzeneMonitoring/reporting record10
ChloramineMonitoring/reporting record10
BHC-GAMMAMonitoring/reporting record9
TetrachloroethyleneMonitoring/reporting record9
Carbon tetrachlorideMonitoring/reporting record9
CHLOROBENZENEMonitoring/reporting record9
StyreneMonitoring/reporting record9
EthylbenzeneMonitoring/reporting record9
Tetrachloroethylene (PCE)Monitoring/reporting record9
1,2-DichloroethaneMonitoring/reporting record9
ToxapheneMonitoring/reporting record9

Showing the 20 categories with the most records out of 80 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

2026
1
2024
29
2023
2
2022
30
2021
2
2020
1
2019
1
2018
2
2016
4
2014
3

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: Kodiak Island Borough