San Mateo County Water Violations

San Mateo County in California has 8 active public water systems. Together, these systems have 9 health-based violations on record out of 12 total. Health-based violations indicate a contaminant exceeded EPA limits or required treatment was not performed.

Water SystemPopulation ServedSourceViolationsHealth-Based
City of Redwood City 92,819 Surface Water Purchased 3 3
City of Brisbane 3,402 Surface Water Purchased 3 3
Menlo Park Municipal Water 22,362 Surface Water Purchased 2 2
City of East Palo Alto 29,519 Surface Water Purchased 1 1
City of San Bruno 41,327 Surface Water Purchased 3 0
City of Daly City 104,901 Surface Water Purchased 0 0
City of Burlingame 31,451 Surface Water Purchased 0 0
City of Millbrae 22,795 Surface Water Purchased 0 0