PlainWater

HIGHWAY 54 WATER ASSOCIATION, INC

PWS ID: ID1280221 · POST FALLS, Idaho 83877

Population Served
100
Total Violations
42
Health-Based Violations
9
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Public/Private
Connections
40
County
Kootenai
School/Daycare
No
MCL Violations
9
Monitoring Violations
29
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 15 1997
Revised Total Coliform Rule MON 11 2019
Revised Total Coliform Rule MCL 5 2023
Coliform (TCR) MCL 4 2004
Consumer Confidence Rule Other 2 1999
Nitrate MR 1 2004
Lead and Copper Rule MR 1 1994
Arsenic MR 1 1999
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.