PlainWater
States → Oregon

SISTERS, CITY OF

PWS ID: OR4100826 · SISTERS, Oregon 97759

Population Served
3,778
Total Violations
124
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
2,200
County
Deschutes
School/Daycare
No
MCL Violations
0
Monitoring Violations
120
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 24 1996
Coliform (TCR) MR 3 2015
Surface Water Treatment Rule TT 2 1992
Endrin MR 2 2009
BHC-GAMMA MR 2 2009
Toxaphene MR 2 2009
Dalapon MR 2 2009
Endothall MR 2 2009
Glyphosate MR 2 2009
Simazine MR 2 2009
Picloram MR 2 2009
Carbofuran MR 2 2009
Atrazine MR 2 2009
Heptachlor MR 2 2009
Heptachlor epoxide MR 2 2009
2,4,5-TP MR 2 2009
Benzo(a)pyrene MR 2 2009
Chlordane MR 2 2009
Di(2-ethylhexyl) adipate MR 2 2009
Dinoseb MR 2 2009
Hexachlorocyclopentadiene MR 2 2009
LASSO MR 2 2009
2,4-D MR 2 2009
Pentachlorophenol MR 2 2009
Total Polychlorinated Biphenyls (PCB) MR 2 2009
COLIPHAGE MR 2 2012
Diquat MR 2 2009
Di(2-ethylhexyl) phthalate MR 2 2009
HEXACHLOROBENZENE MR 2 2009
1,2-DIBROMO-3-CHLOROPROPANE MR 2 2009
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.