PlainWater

HIAWATHA WATER

PWS ID: WV3302814 · MATOAKA, West Virginia 24736

Population Served
63
Total Violations
5,589
Health-Based Violations
55
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
27
County
Mercer
School/Daycare
No
MCL Violations
13
Monitoring Violations
4,320
Treatment Tech Violations
42

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Public Notice Other 1,059 2025
Coliform (TCR) MR 613 2016
Groundwater Rule MR 518 2025
Revised Total Coliform Rule MON 292 2025
Gross Alpha, Excl. Radon and U MR 206 2025
Radium-228 MR 197 2025
Lead and Copper Rule MR 147 2025
Chlorine MR 129 2025
Nitrate MR 81 2024
Consumer Confidence Rule Other 65 2025
Total Haloacetic Acids (HAA5) MR 55 2025
TTHM MR 55 2025
Barium MR 51 2024
Cadmium MR 51 2024
Chromium MR 51 2024
Antimony, Total MR 51 2024
Thallium, Total MR 51 2024
Nickel MR 51 2024
Beryllium, Total MR 51 2024
Mercury MR 51 2024
Selenium MR 51 2024
Fluoride MR 51 2024
CYANIDE MR 46 2024
Arsenic MR 44 2024
Ethylbenzene MR 41 2024
Styrene MR 41 2024
Xylenes, Total MR 40 2024
o-Dichlorobenzene MR 40 2024
Vinyl chloride MR 40 2024
1,1-Dichloroethylene MR 40 2024
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.