TapScore USA

KOKHANOK WATER & WW SYSTEM EPA Drinking Water Compliance Record

TapScore summarizes EPA Safe Drinking Water Information System records for public water system AK2263006. It does not test household tap water or determine whether water is currently safe to drink.

F

Frequent health-based records

TapScore compliance-history grade

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

12 classified as health-based

System details

PWSID
AK2263006
Population served
160
Water source
Surface Water
Owner type
Native American
State
Alaska
EPA region
10
All historical records
639
Not marked resolved
111

How to read this grade

Grade F means “Frequent 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 record179
Coliform (TCR)Monitoring/reporting record46
ChlorineMonitoring/reporting record34
Revised Total Coliform RuleMonitoring/reporting record23
Trichloroethylene (TCE)Monitoring/reporting record15
EthylbenzeneMonitoring/reporting record15
1,2-DichloropropaneMonitoring/reporting record15
1,1,2-TrichloroethaneMonitoring/reporting record15
o-DichlorobenzeneMonitoring/reporting record15
TetrachloroethyleneMonitoring/reporting record15
StyreneMonitoring/reporting record15
1,2-DichloroethaneMonitoring/reporting record15
Carbon tetrachlorideMonitoring/reporting record14
Xylenes, TotalMonitoring/reporting record14
Vinyl ChlorideMonitoring/reporting record14
TolueneMonitoring/reporting record14
ChloramineMonitoring/reporting record14
CHLOROBENZENEMonitoring/reporting record14
1,1,1-TrichloroethaneMonitoring/reporting record13
BenzeneMonitoring/reporting record13

Showing the 20 categories with the most records out of 43 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
13
2024
16
2023
14
2022
19
2021
38
2020
6
2019
4
2018
8
2017
17
2016
35

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

KOKHANOK

ZIP codes served

99606

County: Lake and Peninsula Borough