PlainWater

HILLSBORO, CITY OF

PWS ID: KS2011505 · HILLSBORO, Kansas 67063

Population Served
2,740
Total Violations
160
Health-Based Violations
53
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,163
County
Marion
School/Daycare
No
MCL Violations
37
Monitoring Violations
74
Treatment Tech Violations
16

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
E. COLI MR 36 2019
Total Haloacetic Acids (HAA5) MCL 24 2016
Public Notice Other 19 2020
Surface Water Treatment Rule TT 16 2002
CARBON, TOTAL MR 9 2022
TTHM MCL 9 2019
Coliform (TCR) MR 8 2000
Lead and Copper Rule MR 5 2020
TTHM MR 4 2024
Total Haloacetic Acids (HAA5) MR 4 2024
Surface Water Treatment Rule MR 4 2021
Interim Enhanced Surface Water Treatment Rule MR 4 2021
Coliform (TCR) MCL 4 1998
Consumer Confidence Rule Other 3 2003
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.