PlainWater

GRAYLING WATER SYSTEM

PWS ID: AK2280066 · GRAYLING, Alaska 99590

Population Served
207
Total Violations
2,201
Health-Based Violations
127
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Native American
Connections
60
County
Yukon-Koyukuk Census Area
School/Daycare
No
MCL Violations
18
Monitoring Violations
1,752
Treatment Tech Violations
109

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 329 2025
Interim Enhanced Surface Water Treatment Rule MR 163 2025
Chlorine MR 124 2025
Coliform (TCR) MR 114 2016
Revised Total Coliform Rule MON 81 2025
E. COLI MR 81 2025
Surface Water Treatment Rule TT 54 2025
Revised Total Coliform Rule TT 36 2023
Benzene MR 21 2023
p-Dichlorobenzene MR 20 2023
1,1,1-Trichloroethane MR 20 2023
1,1-Dichloroethylene MR 20 2023
1,2-Dichloroethane MR 20 2023
Carbon tetrachloride MR 20 2023
Trichloroethylene MR 20 2023
Xylenes, Total MR 19 2023
Toluene MR 19 2023
Ethylbenzene MR 19 2023
Tetrachloroethylene MR 18 2023
cis-1,2-Dichloroethylene MR 18 2023
trans-1,2-Dichloroethylene MR 18 2023
o-Dichlorobenzene MR 18 2023
Styrene MR 18 2023
1,2-Dichloropropane MR 18 2023
CHLOROBENZENE MR 18 2023
Vinyl chloride MR 18 2023
Interim Enhanced Surface Water Treatment Rule TT 18 2025
DICHLOROMETHANE MR 17 2023
1,1,2-Trichloroethane MR 17 2023
1,2,4-Trichlorobenzene MR 17 2023
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.