PlainWater

ADAK UTILITIES

PWS ID: AK2260595 · ADAK, Alaska 99546

Population Served
325
Total Violations
993
Health-Based Violations
20
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Native American
Connections
60
County
Aleutians West Census Area
School/Daycare
No
MCL Violations
1
Monitoring Violations
781
Treatment Tech Violations
19

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 68 2025
Chlorine MR 47 2025
Coliform (TCR) MR 45 2012
Consumer Confidence Rule Other 20 2023
Surface Water Treatment Rule TT 19 2025
Nitrate MR 17 2015
Lead and Copper Rule MR 15 2013
TTHM MR 13 2015
Toluene MR 12 2015
Tetrachloroethylene MR 12 2015
Styrene MR 12 2015
1,2-Dichloropropane MR 12 2015
cis-1,2-Dichloroethylene MR 12 2015
trans-1,2-Dichloroethylene MR 12 2015
1,1-Dichloroethylene MR 12 2015
Trichloroethylene MR 12 2015
p-Dichlorobenzene MR 12 2015
1,1,1-Trichloroethane MR 12 2015
Carbon tetrachloride MR 12 2015
Benzene MR 12 2015
o-Dichlorobenzene MR 12 2015
CHLOROBENZENE MR 12 2015
Ethylbenzene MR 12 2015
1,2-Dichloroethane MR 11 2015
BHC-GAMMA MR 11 2010
Methoxychlor MR 11 2010
Toxaphene MR 11 2010
2,4-D MR 11 2010
2,4,5-TP MR 11 2010
Endrin MR 11 2010
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.