Drinking Water Systems in NORMAN, Oklahoma

6 water systems are reported for this city, with a combined service population of 139,525. The systems have 381 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving NORMAN

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)30 records
Glyphosate15 records
Benzene15 records
Dalapon14 records
Picloram14 records
Heptachlor epoxide14 records
2,4-D14 records
Endothall13 records
Dinoseb13 records
Simazine13 records

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