California Water Service - Stockton

San Joaquin County, CA
CA3910001
People Served
174.5K
Water Source
Surface Water
Counties
San Joaquin County
Data from
2023
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Contaminants Exceeding Limits

No contaminants have exceeded the guideline limits in the last year.

    Other Contaminants Detected

    The following contaminants have been detected, but not exceeded the guideline limits in the last year.

    Alkalinity, Total

    Avg:170.000 ppm
    Limit:-

    Arsenic

    Avg:4.200 ppb
    Limit:10.000 ppb

    Calcium

    Avg:8.000 ppm
    Limit:-

    Chloride

    Avg:5.000 ppm
    Limit:-

    Chromium, Hex

    Avg:2.400 ppb
    Limit:10.000 ppb

    Free Residual Chlorine

    Avg:0.910 ppm
    Limit:4.000 ppm
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    Contaminants tested