Groton Water Department

Groton, MA
MA2115000
People Served
5.2K
Water Source
Groundwater
Counties
Middlesex County
Data from
2023
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Contaminants Exceeding Limits

The following contaminants have exceeded the guideline limits at least once in the last year.

  • MA

    Manganese

    Manganese is a metal found in rocks and soil. It enters water through erosion and industrial processes. While essential in small amounts, excess can harm the nervous system.

    402.000 ppb
    EPA limit 50.000 ppb

Other Contaminants Detected

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

Bromodichloromethane

Avg:2.290 ppb
Limit:80.000 ppb

Chloroform

Avg:23.000 ppb
Limit:70.000 ppb

Combined Chlorine

Avg:0.080 ppm
Limit:-

Copper

Avg:1.129 ppm
Limit:1.300 ppm

Haloacetic Acids

Avg:33.000 ppb
Limit:60.000 ppb

Iron

Avg:20.000 ppb
Limit:-
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