PlainWater

ISABEL

PWS ID: SD4600175 · ISABEL, South Dakota 57633

Population Served
145
Total Violations
299
Health-Based Violations
157
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
135
County
Dewey
School/Daycare
No
MCL Violations
9
Monitoring Violations
110
Treatment Tech Violations
148

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 146 1997
Coliform (TCR) MR 18 2015
Nitrate MR 9 2001
Public Notice Other 9 2006
Coliform (TCR) MCL 9 2008
Vinyl chloride MR 3 1999
1,1,1-Trichloroethane MR 3 1999
Tetrachloroethylene MR 3 1999
1,1,2-Trichloroethane MR 3 1999
1,1-Dichloroethylene MR 3 1999
Styrene MR 3 1999
p-Dichlorobenzene MR 3 1999
1,2-Dichloroethane MR 3 1999
Toluene MR 3 1999
Antimony, Total MR 3 2001
Nickel MR 3 2001
Beryllium, Total MR 3 2001
cis-1,2-Dichloroethylene MR 3 1999
Benzene MR 3 1999
Trichloroethylene MR 3 1999
Arsenic MR 3 2001
Xylenes, Total MR 3 1999
o-Dichlorobenzene MR 3 1999
DICHLOROMETHANE MR 3 1999
Thallium, Total MR 3 2001
Ethylbenzene MR 3 1999
Chlorine MR 3 2010
trans-1,2-Dichloroethylene MR 3 1999
Carbon tetrachloride MR 3 1999
1,2,4-Trichlorobenzene MR 3 1999
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.