COPPER, FREE

Heavy Metal

Detected in 21 of the 20,609 ZIP codes we analyze (0% of areas).

Standards & Effects

MCL (Maximum Contaminant Level)

See EPA standards

Health Effects

Varies by contaminant and exposure level

Common Sources

Industrial and natural sources

Filtration Options

Consult your local water quality report

Look for filters certified by NSF International or WQA for removal of COPPER, FREE.

See the Filter Guide →

Where It's Been Detected

Largest areas with COPPER, FREE detections on record

Schenectady, NY

ZIP 12306

F

Chico, CA

ZIP 95927

B

Forestville, CA

ZIP 95436

A

Baldwinsville, NY

ZIP 13027

B

Stillwater, NY

ZIP 12170

C

Granville, NY

ZIP 12832

F

Yosemite National Park, CA

ZIP 95389

A

Bolton Landing, NY

ZIP 12814

B

Metlakatla, AK

ZIP 99926

F

Chestertown, NY

ZIP 12817

F

Indian Lake, NY

ZIP 12842

D

Chateaugay, NY

ZIP 12920

C

Note: This information is educational. For personalized water testing and treatment recommendations, contact your local water utility or a certified water quality professional.