Drinking Water Systems in RIO GRANDE, Ohio
1 water system are reported for this city, with a combined service population of 830. The systems have 4 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving RIO GRANDE
EPA Contaminant Categories in Historical Violation Records
Surface Water Treatment Rule30 records
Consumer Confidence Rule4 records
Public Notice2 records
Revised Total Coliform Rule2 records
Haloacetic Acids (HAA5)1 record
Nitrate1 record
Lead and Copper Rule1 record
Endrin1 record
Methoxychlor1 record
Toxaphene1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.