Drinking Water Systems in YAMHILL, Oregon
8 water systems are reported for this city, with a combined service population of 1,936. The systems have 45 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving YAMHILL
COVE ORCHARD WATER ASSOCIATION
300 served17 historical records5 recent
C
EAST YAMHILL RURAL WD
90 served11 historical records
A
PLEASANT VIEW WATER CO
120 served35 historical records8 recent
C
LUNNVILLE WATER DISTRICT
32 served10 historical records5 recent
C
WEST YAMHILL WATER COMPANY
56 served41 historical records4 recent
C
YAMHILL, CITY OF
1,199 served51 historical records9 recent
C
VALLEY VIEW WATER CO-OP
99 served55 historical records7 recent
C
SOUTH YAMHILL WATER DISTRICT
40 served40 historical records7 recent
C
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)69 records
Consumer Confidence Rule38 records
Total Trihalomethanes (TTHMs)34 records
Surface Water Treatment Rule32 records
Haloacetic Acids (HAA5)30 records
Lead and Copper Rule26 records
Revised Total Coliform Rule10 records
Interim Enhanced Surface Water Treatment Rule3 records
Public Notice2 records
Asbestos1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.