PlainWater

DIOMEDE JOINT UTILITIES

PWS ID: AK2340141 · DIOMIDE, Alaska 99762

Population Served
83
Total Violations
3,125
Health-Based Violations
259
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Native American
Connections
4
County
Nome Census Area
School/Daycare
No
MCL Violations
136
Monitoring Violations
2,706
Treatment Tech Violations
123

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 640 2025
Coliform (TCR) MR 409 2015
Chlorine MR 183 2025
Interim Enhanced Surface Water Treatment Rule MR 150 2025
Surface Water Treatment Rule TT 123 2023
Arsenic MCL 88 2025
Arsenic MR 78 2025
Nitrate MCL 48 2024
Revised Total Coliform Rule MON 43 2025
o-Dichlorobenzene MR 27 2023
Carbon tetrachloride MR 27 2023
CHLOROBENZENE MR 27 2023
1,2-Dichloropropane MR 27 2023
1,1-Dichloroethylene MR 27 2023
Xylenes, Total MR 27 2023
p-Dichlorobenzene MR 27 2023
1,1,1-Trichloroethane MR 27 2023
Toluene MR 27 2023
Tetrachloroethylene MR 27 2023
Styrene MR 27 2023
Ethylbenzene MR 27 2023
cis-1,2-Dichloroethylene MR 27 2023
Benzene MR 27 2023
1,2-Dichloroethane MR 27 2023
trans-1,2-Dichloroethylene MR 27 2023
Trichloroethylene MR 27 2023
DICHLOROMETHANE MR 26 2023
1,1,2-Trichloroethane MR 26 2023
1,2,4-Trichlorobenzene MR 26 2023
Nitrate MR 24 2023
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.