Descanso Community Water District

San Diego County, CA
CA3710009
People Served
870
Water Source
Groundwater
Counties
San Diego 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.

  • GR

    Gross Alpha Particle Activity

    Gross Alpha Particle Activity measures radioactivity from alpha-emitting elements in water. It's often linked to uranium and radium in groundwater, increasing cancer risk.

    24.300 pci/l
    EPA limit 15.000 pci/l
  • 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.

    200.000 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.

Combined Chlorine

Avg:0.820 ppm
Limit:-

Combined Uranium

Avg:22.400 pci/l
Limit:30.000 pci/l

Copper

Avg:0.290 ppm
Limit:1.300 ppm

Haloacetic Acids

Avg:3.100 ppb
Limit:60.000 ppb

Iron

Avg:822.500 ppb
Limit:-

Trihalomethanes

Avg:20.200 ppb
Limit:80.000 ppb

Contaminants tested