Black Rock Utilities Inc

Kootenai County, ID
ID1280290
People Served
561
Water Source
Groundwater
Counties
Kootenai County
Data from
2020-2023
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Contaminants Exceeding Limits

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

  • TR

    Trihalomethanes

    Trihalomethanes are chemical byproducts formed when chlorine used to disinfect water reacts with organic matter. They are common in chlorinated water and may increase cancer risk.

    159.000 ppb
    EPA limit 80.000 ppb

Other Contaminants Detected

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

Combined Radium (-226 & -228)

Avg:0.883 pci/l
Limit:5.000 pci/l

Combined Uranium

Avg:4.640 ppb
Limit:30.000 ppb

Copper

Avg:0.208 ppm
Limit:1.300 ppm

Gross Alpha Particle Activity

Avg:3.220 pci/l
Limit:15.000 pci/l

Lead

Avg:10.000 ppb
Limit:15.000 ppb

Nitrate

Avg:0.136 ppm
Limit:10.000 ppm