PlainWater

UMPQUA RANCH COOP

PWS ID: OR4100714 · IDLEYLD, Oregon 97447

Population Served
161
Total Violations
253
Health-Based Violations
51
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
92
County
Douglas
School/Daycare
No
MCL Violations
7
Monitoring Violations
176
Treatment Tech Violations
44

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 44 2022
Coliform (TCR) MR 42 2012
Surface Water Treatment Rule MR 26 2022
COLIPHAGE MR 19 2017
Public Notice Other 11 2023
Nitrate MR 9 2019
Consumer Confidence Rule Other 7 2004
Coliform (TCR) MCL 7 2014
Total Haloacetic Acids (HAA5) MR 5 2019
TTHM MR 5 2019
Arsenic MR 2 1999
Antimony, Total MR 2 1999
Beryllium, Total MR 2 1999
CYANIDE MR 2 1999
Thallium, Total MR 2 1999
Lead and Copper Rule MR 2 2018
E. COLI MR 2 2019
Nickel MR 2 1999
Interim Enhanced Surface Water Treatment Rule MR 1 2005
Revised Total Coliform Rule MON 1 2017
Endrin MR 1 2017
BHC-GAMMA MR 1 2017
Toxaphene MR 1 2017
Dalapon MR 1 2017
Endothall MR 1 2017
Di(2-ethylhexyl) phthalate MR 1 2017
Hexachlorocyclopentadiene MR 1 2017
Carbofuran MR 1 2017
Atrazine MR 1 2017
LASSO MR 1 2017
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.