Drinking Water Systems in RIO VISTA, California
1 water system are reported for this city, with a combined service population of 10,489. The systems have 0 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving RIO VISTA
CITY OF RIO VISTA
10,489 served1 historical record
A
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.