City Of Grass Valley

Grass Valley, CA
CA2910001
People Served
4.9K
Water Source
Surface Water
Counties
Nevada County
Data from
2023
More in California →

Contaminants Exceeding Limits

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

  • CO

    Copper

    Copper is a metal that enters tap water from plumbing pipes and natural deposits. In high amounts, it can cause stomach and intestinal distress, liver damage, and anemia.

    736.400 ppm
    EPA limit 1.300 ppm

Other Contaminants Detected

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

Chloride

Avg:2.020 ppm
Limit:-

Chloroform

Avg:19.300 ppb
Limit:70.000 ppb

Combined Chlorine

Avg:0.840 ppm
Limit:-

Gross Alpha Particle Activity

Avg:1.260 pci/l
Limit:15.000 pci/l

Haloacetic Acids

Avg:12.650 ppb
Limit:60.000 ppb

Hardness, Total (As Cac03)

Avg:11.500 ppm
Limit:-
Show More

Contaminants tested