Drinking Water Systems in TILLAMOOK, Oregon

15 water systems are reported for this city, with a combined service population of 11,554. The systems have 51 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving TILLAMOOK

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)134 records
Consumer Confidence Rule52 records
Lead and Copper Rule36 records
Total Trihalomethanes (TTHMs)32 records
Haloacetic Acids (HAA5)31 records
Total Coliform20 records
Nitrate19 records
Revised Total Coliform Rule12 records
Benzene8 records
Toluene7 records

Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.