PlainWater

OLD HARBOR

PWS ID: AK2250061 · OLD HARBOR, Alaska 99643

Population Served
246
Total Violations
901
Health-Based Violations
55
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Native American
Connections
99
County
Kodiak Island Borough
School/Daycare
No
MCL Violations
0
Monitoring Violations
707
Treatment Tech Violations
55

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 103 2025
Chlorine MR 66 2025
Surface Water Treatment Rule TT 55 2025
Coliform (TCR) MR 52 2015
Revised Total Coliform Rule MON 23 2025
Lead and Copper Rule MR 20 2024
Nitrate MR 18 2023
p-Dichlorobenzene MR 11 2023
1,1,1-Trichloroethane MR 11 2023
Trichloroethylene MR 11 2023
Benzene MR 11 2023
1,2-Dichloroethane MR 11 2023
Carbon tetrachloride MR 11 2023
1,1-Dichloroethylene MR 11 2023
Arsenic MR 10 2002
o-Dichlorobenzene MR 10 2023
CHLOROBENZENE MR 10 2023
Toluene MR 10 2023
Tetrachloroethylene MR 10 2023
Ethylbenzene MR 10 2023
Xylenes, Total MR 10 2023
Styrene MR 10 2023
trans-1,2-Dichloroethylene MR 10 2023
Consumer Confidence Rule Other 10 2023
cis-1,2-Dichloroethylene MR 10 2023
1,2-Dichloropropane MR 10 2023
Barium MR 9 2000
Chromium MR 9 2000
Selenium MR 9 2000
Cadmium MR 9 2000
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.