Drinking Water Systems in SAN MATEO, California
2 water systems are reported for this city, with a combined service population of 157. The systems have 1 EPA violation record in the five-year period ending June 30, 2026.
Water Systems Serving SAN MATEO
LAZY B MOBILEHOME PARK
125 served5 historical records
A
BLUE LAKES MOBILE HOME PARK
32 served11 historical records1 recent
C
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)6 records
Gross Alpha3 records
LEAD AND COPPER RULE REVISIONS1 record
Nitrate1 record
Lead and Copper Rule1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.