Drinking Water Systems in TIGARD, Oregon
2 water systems are reported for this city, with a combined service population of 62,590. The systems have 21 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving TIGARD
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)6 records
Consumer Confidence Rule4 records
Nitrate3 records
Revised Total Coliform Rule3 records
Benzene2 records
Beryllium, Total2 records
Cyanide2 records
Thallium, Total2 records
Lead and Copper Rule2 records
Nickel2 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.