Drinking Water Systems in SHERIDAN, Oregon
3 water systems are reported for this city, with a combined service population of 7,644. The systems have 92 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving SHERIDAN
EPA Contaminant Categories in Historical Violation Records
Surface Water Treatment Rule49 records
Coliform (TCR)26 records
Interim Enhanced Surface Water Treatment Rule25 records
Total Trihalomethanes (TTHMs)24 records
Haloacetic Acids (HAA5)21 records
Nitrate15 records
Benzene10 records
o-Dichlorobenzene7 records
1,2-Dichloroethane7 records
1,1,1-Trichloroethane7 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.