PlainWater

UNALAKLEET CITY WATER SUPPLY

PWS ID: AK2340387 · UNALAKLEET, Alaska 99684

Population Served
757
Total Violations
1,097
Health-Based Violations
264
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
245
County
Nome Census Area
School/Daycare
No
MCL Violations
79
Monitoring Violations
638
Treatment Tech Violations
185

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Interim Enhanced Surface Water Treatment Rule MR 134 2024
Interim Enhanced Surface Water Treatment Rule TT 111 2024
Surface Water Treatment Rule MR 96 2024
Surface Water Treatment Rule TT 71 2023
Total Haloacetic Acids (HAA5) MCL 71 2011
Total Haloacetic Acids (HAA5) MR 30 2022
TTHM MR 28 2022
Revised Total Coliform Rule MON 26 2025
Consumer Confidence Rule Other 21 2017
Coliform (TCR) MR 20 2006
Chlorine MR 20 2025
Lead and Copper Rule MR 10 2023
Endrin MR 9 1995
BHC-GAMMA MR 9 1995
Toxaphene MR 9 1995
2,4-D MR 9 1995
Methoxychlor MR 9 1995
2,4,5-TP MR 9 1995
Simazine MR 8 1995
Picloram MR 8 1995
Diquat MR 8 1995
Dinoseb MR 8 1995
Total Polychlorinated Biphenyls (PCB) MR 8 1995
Heptachlor MR 8 1995
Chlordane MR 8 1995
Atrazine MR 8 1995
Aldicarb MR 8 1995
Aldicarb sulfone MR 8 1995
Aldicarb sulfoxide MR 8 1995
Pentachlorophenol MR 8 1995
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.