Drinking Water Systems in MASON CITY, Nebraska
1 water system are reported for this city, with a combined service population of 171. The systems have 1 EPA violation record in the five-year period ending June 30, 2026.
Water Systems Serving MASON CITY
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)7 records
Revised Total Coliform Rule3 records
Lead and Copper Rule1 record
Consumer Confidence Rule1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.