PlainWater

OSAGE CO RWD 3

PWS ID: KS2013910 · VASSAR, Kansas 66543

Population Served
900
Total Violations
344
Health-Based Violations
203
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
441
County
Osage
School/Daycare
No
MCL Violations
111
Monitoring Violations
122
Treatment Tech Violations
92

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 91 2024
CARBON, TOTAL TT 68 2008
Total Haloacetic Acids (HAA5) MCL 62 2011
TTHM MCL 44 2006
Surface Water Treatment Rule TT 20 1995
Lead and Copper Rule MR 13 1994
Lead and Copper Rule Other 7 1994
Coliform (TCR) MR 6 1994
Coliform (TCR) MCL 5 2014
Interim Enhanced Surface Water Treatment Rule TT 4 2015
Surface Water Treatment Rule Other 4 1993
TTHM MR 3 2009
Total Haloacetic Acids (HAA5) MR 3 2009
CARBON, TOTAL MR 3 2022
Stage 2 Disinfectants and Disinfection Byproducts Rule MR 3 2010
Consumer Confidence Rule Other 2 2000
Public Notice Other 2 2008
LEAD AND COPPER RULE REVISIONS RPT 1 2025
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.