Contaminants

Manganese in private well water

Manganese can cause black staining and may have health concerns at elevated levels.

Common limit: 0.05 mg/L secondary standardUnit: mg/L

What to do

Retest if elevated and consider treatment, especially where infants use the water.

Treatment options

  • Oxidizing filter
  • Reverse osmosis
  • Greensand filter

Manganese: Guides by state

Manganese in Alabama

State-specific guide for interpreting results in private wells.

Manganese in Alaska

State-specific guide for interpreting results in private wells.

Manganese in Arizona

State-specific guide for interpreting results in private wells.

Manganese in Arkansas

State-specific guide for interpreting results in private wells.

Manganese in California

State-specific guide for interpreting results in private wells.

Manganese in Colorado

State-specific guide for interpreting results in private wells.

Manganese in Connecticut

State-specific guide for interpreting results in private wells.

Manganese in Delaware

State-specific guide for interpreting results in private wells.

Manganese in District of Columbia

State-specific guide for interpreting results in private wells.

Manganese in Florida

State-specific guide for interpreting results in private wells.

Manganese in Georgia

State-specific guide for interpreting results in private wells.

Manganese in Hawaii

State-specific guide for interpreting results in private wells.

Manganese in Idaho

State-specific guide for interpreting results in private wells.

Manganese in Illinois

State-specific guide for interpreting results in private wells.

Manganese in Indiana

State-specific guide for interpreting results in private wells.

Manganese in Iowa

State-specific guide for interpreting results in private wells.

Manganese in Kansas

State-specific guide for interpreting results in private wells.

Manganese in Kentucky

State-specific guide for interpreting results in private wells.

Manganese in Louisiana

State-specific guide for interpreting results in private wells.

Manganese in Maine

State-specific guide for interpreting results in private wells.

Manganese in Maryland

State-specific guide for interpreting results in private wells.

Manganese in Massachusetts

State-specific guide for interpreting results in private wells.

Manganese in Michigan

State-specific guide for interpreting results in private wells.

Manganese in Minnesota

State-specific guide for interpreting results in private wells.

Manganese in Mississippi

State-specific guide for interpreting results in private wells.

Manganese in Missouri

State-specific guide for interpreting results in private wells.

Manganese in Montana

State-specific guide for interpreting results in private wells.

Manganese in Nebraska

State-specific guide for interpreting results in private wells.

Manganese in Nevada

State-specific guide for interpreting results in private wells.

Manganese in New Hampshire

State-specific guide for interpreting results in private wells.

Manganese in New Jersey

State-specific guide for interpreting results in private wells.

Manganese in New Mexico

State-specific guide for interpreting results in private wells.

Manganese in New York

State-specific guide for interpreting results in private wells.

Manganese in North Carolina

State-specific guide for interpreting results in private wells.

Manganese in North Dakota

State-specific guide for interpreting results in private wells.

Manganese in Ohio

State-specific guide for interpreting results in private wells.

Manganese in Oklahoma

State-specific guide for interpreting results in private wells.

Manganese in Oregon

State-specific guide for interpreting results in private wells.

Manganese in Pennsylvania

State-specific guide for interpreting results in private wells.

Manganese in Rhode Island

State-specific guide for interpreting results in private wells.

Manganese in South Carolina

State-specific guide for interpreting results in private wells.

Manganese in South Dakota

State-specific guide for interpreting results in private wells.

Manganese in Tennessee

State-specific guide for interpreting results in private wells.

Manganese in Texas

State-specific guide for interpreting results in private wells.

Manganese in Utah

State-specific guide for interpreting results in private wells.

Manganese in Vermont

State-specific guide for interpreting results in private wells.

Manganese in Virginia

State-specific guide for interpreting results in private wells.

Manganese in Washington

State-specific guide for interpreting results in private wells.

Manganese in West Virginia

State-specific guide for interpreting results in private wells.

Manganese in Wisconsin

State-specific guide for interpreting results in private wells.

Manganese in Wyoming

State-specific guide for interpreting results in private wells.

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Educational guidance only. Always confirm important decisions with a certified laboratory, local health department, qualified water treatment professional, or clinician.