Contaminants

Fluoride in private well water

Too much fluoride can affect teeth and bones over time.

Common limit: 4.0 mg/L EPA MCL; 2.0 mg/L secondary standardUnit: mg/L

What to do

Confirm elevated results and use treatment for drinking water when above recommended levels.

Treatment options

  • Reverse osmosis
  • Activated alumina
  • Distillation

Fluoride: Guides by state

Fluoride in Alabama

State-specific guide for interpreting results in private wells.

Fluoride in Alaska

State-specific guide for interpreting results in private wells.

Fluoride in Arizona

State-specific guide for interpreting results in private wells.

Fluoride in Arkansas

State-specific guide for interpreting results in private wells.

Fluoride in California

State-specific guide for interpreting results in private wells.

Fluoride in Colorado

State-specific guide for interpreting results in private wells.

Fluoride in Connecticut

State-specific guide for interpreting results in private wells.

Fluoride in Delaware

State-specific guide for interpreting results in private wells.

Fluoride in District of Columbia

State-specific guide for interpreting results in private wells.

Fluoride in Florida

State-specific guide for interpreting results in private wells.

Fluoride in Georgia

State-specific guide for interpreting results in private wells.

Fluoride in Hawaii

State-specific guide for interpreting results in private wells.

Fluoride in Idaho

State-specific guide for interpreting results in private wells.

Fluoride in Illinois

State-specific guide for interpreting results in private wells.

Fluoride in Indiana

State-specific guide for interpreting results in private wells.

Fluoride in Iowa

State-specific guide for interpreting results in private wells.

Fluoride in Kansas

State-specific guide for interpreting results in private wells.

Fluoride in Kentucky

State-specific guide for interpreting results in private wells.

Fluoride in Louisiana

State-specific guide for interpreting results in private wells.

Fluoride in Maine

State-specific guide for interpreting results in private wells.

Fluoride in Maryland

State-specific guide for interpreting results in private wells.

Fluoride in Massachusetts

State-specific guide for interpreting results in private wells.

Fluoride in Michigan

State-specific guide for interpreting results in private wells.

Fluoride in Minnesota

State-specific guide for interpreting results in private wells.

Fluoride in Mississippi

State-specific guide for interpreting results in private wells.

Fluoride in Missouri

State-specific guide for interpreting results in private wells.

Fluoride in Montana

State-specific guide for interpreting results in private wells.

Fluoride in Nebraska

State-specific guide for interpreting results in private wells.

Fluoride in Nevada

State-specific guide for interpreting results in private wells.

Fluoride in New Hampshire

State-specific guide for interpreting results in private wells.

Fluoride in New Jersey

State-specific guide for interpreting results in private wells.

Fluoride in New Mexico

State-specific guide for interpreting results in private wells.

Fluoride in New York

State-specific guide for interpreting results in private wells.

Fluoride in North Carolina

State-specific guide for interpreting results in private wells.

Fluoride in North Dakota

State-specific guide for interpreting results in private wells.

Fluoride in Ohio

State-specific guide for interpreting results in private wells.

Fluoride in Oklahoma

State-specific guide for interpreting results in private wells.

Fluoride in Oregon

State-specific guide for interpreting results in private wells.

Fluoride in Pennsylvania

State-specific guide for interpreting results in private wells.

Fluoride in Rhode Island

State-specific guide for interpreting results in private wells.

Fluoride in South Carolina

State-specific guide for interpreting results in private wells.

Fluoride in South Dakota

State-specific guide for interpreting results in private wells.

Fluoride in Tennessee

State-specific guide for interpreting results in private wells.

Fluoride in Texas

State-specific guide for interpreting results in private wells.

Fluoride in Utah

State-specific guide for interpreting results in private wells.

Fluoride in Vermont

State-specific guide for interpreting results in private wells.

Fluoride in Virginia

State-specific guide for interpreting results in private wells.

Fluoride in Washington

State-specific guide for interpreting results in private wells.

Fluoride in West Virginia

State-specific guide for interpreting results in private wells.

Fluoride in Wisconsin

State-specific guide for interpreting results in private wells.

Fluoride 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.