Coon Rapids

Anoka County, MN
MN1020017
People Served
64K
Water Source
Groundwater
Counties
Anoka 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.

  • CO

    Combined Radium (-226 & -228)

    Radium-226 and -228 are radioactive elements that enter water from eroding rock and soil. These naturally occurring contaminants increase the risk of cancer.

    8.800 pci/l
    EPA limit 5.000 pci/l

Other Contaminants Detected

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

Combined Chlorine

Avg:0.520 ppm
Limit:-

Copper

Avg:1.020 ppm
Limit:1.300 ppm

Fluoride

Avg:0.630 ppm
Limit:4.000 ppm

Gross Alpha Particle Activity

Avg:14.000 pci/l
Limit:15.000 pci/l

Haloacetic Acids

Avg:21.500 ppb
Limit:60.000 ppb

Lead

Avg:2.000 ppb
Limit:15.000 ppb
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