What is copper?

Copper is a metal found in natural deposits such as ores containing other elements.

Uses for copper?

Copper is widely used in household plumbing materials.

Action Level for Treatment Technique = 1.3 milligrams per Liter (mg/L) or 1.3 parts per million (ppm)

Maximum Contaminant Level Goal MCLG = 1.3 mg/L or 1.3 ppm

Sources of Contamination

Corrosion of household plumbing systems; erosion of natural deposits

Health Effects

Some people who drink water containing copper in excess of the action level may, with short term exposure, experience gastrointestinal distress, and with long-term exposure may experience liver or kidney damage. People with Wilson’s Disease should consult their personal doctor if the amount of copper in their water exceeds the action level.

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