Wilmington Water Department

Wilmington, DE
DE0000663
People Served
108K
Water Source
Surface Water
Counties
New Castle County
Data from
2023
More in Delaware →

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.

    Barium

    Avg:0.051 ppm
    Limit:2.000 ppm

    Coliform

    Avg:1.900 positive samples
    Limit:-

    Combined Chlorine

    Avg:1.000 ppm
    Limit:-

    Copper

    Avg:0.230 ppm
    Limit:1.300 ppm

    Fluoride

    Avg:0.800 ppm
    Limit:4.000 ppm

    Haloacetic Acids

    Avg:26.000 ppb
    Limit:60.000 ppb
    Show More

    Contaminants tested