Napa, City Of

Napa, CA
CA2810003
People Served
87.1K
Water Source
Surface Water
Counties
Napa 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.

    Boron

    Avg:0.120 ppb
    Limit:-

    Bromate

    Avg:0.005 ppb
    Limit:10.000 ppb

    Chloride

    Avg:13.000 ppm
    Limit:-

    Coliform

    Avg:0.970 positive samples
    Limit:-

    Combined Chlorine

    Avg:0.700 ppm
    Limit:-

    Haloacetic Acids

    Avg:34.100 ppb
    Limit:60.000 ppb
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