San Mateo County, California

EPA Safe Drinking Water Act

  • Public Drinking Water Systems

    50

  • Community Water Systems

    35

  • Systems with Violations

    0

  • Systems with Health Based Violations

    0

  • Systems Listed as Serious Violators

    0

  • Unresolved SDWA Violations

    0

  • Population Served

    781,762

EPA National Pollutant Discharge Elimination System

  • CWA Percent Non-Compliant

    0.00%

  • CWA Non-Compliant Systems

    0

  • CWA Total Violations

    10

The American Community Survey

  • HOUSEHOLDS LACKING COMPLETE PLUMBING FACILITIES (5-YEAR AVERAGE)

    591

  • PERCENTAGE OF HOUSEHOLDS LACKING COMPLETE PLUMBING FACILITIES

    0.224%

  • TOTAL POPULATION

    754,250

  • MEDIAN HOUSEHOLD INCOME (5-YEAR AVERAGE)

    $149,907

  • PERCENTAGE OF FAMILIES BELOW POVERTY LEVEL (5-YEAR AVERAGE)

    2.5%

  • MALE

    376,542

  • FEMALE

    377,708

  • MEDIAN AGE

    40.3

  • MULTIRACIAL

    573,857

  • WHITE

    279,215

  • AFRICAN AMERICAN

    16,015

  • LATINO

    180,393

  • ASIAN

    230,174

  • AMERICAN INDIAN

    976

  • NATIVE PACIFIC ISLANDER

    8,827

To learn more about individual water systems and violations please visit the echo.epa.gov interactive map for this county here: https://echo.epa.gov/facilities/facility-search/results?p_st=CA&p_fips=06081 Other .gov state water resources: https://www.waterboards.ca.gov/drinking_water/certlic/drinkingwater/saferdashboard.htmlhttps://waterdata.usgs.gov/state/california/ Additional state water resources:https://www.californiadatacollaborative.org/