Norwalk - City, Water Dept.

Norwalk, CA
CA1910191
People Served
17.8K
Water Source
Surface Water
Counties
Los Angeles 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.

    1,1-Dichloroethylene

    Avg:0.175 ppb
    Limit:7.000 ppb

    Aluminum

    Avg:0.110 ppm
    Limit:-

    Arsenic

    Avg:0.085 ppb
    Limit:10.000 ppb

    Barium

    Avg:0.150 ppm
    Limit:2.000 ppm

    Chromium

    Avg:0.001 ppm
    Limit:0.100 ppm

    Combined Radium (-226 & -228)

    Avg:4.400 pci/l
    Limit:5.000 pci/l
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    Contaminants tested