EPA SDWIS DataTennessee

Fluoride in Tennessee Drinking Water

Tennessee has 6,170 public water systems. 3083 have recorded fluoride violations.

Total Systems

6,170

With Violations

3,083

EPA MCL

4

Population Served

8.1M

Fluoride in Tennessee: Key Facts

Total Water Systems

6,170

Systems with Violations

3,083

Lead Violations

12

Copper Violations

88

EPA Standard

4 mg/L

MCLG (goal): 4 mg/L

Water Systems with Violations in Tennessee

SystemPopulationViolations
RED BOILING SPRINGS W.S.6K868
DEERFIELD WATER SYSTEM, LLC1K746
CEDAR CREEK HOME OWNERS ASSOC.25551
NORTH GREENE UTILITIES, INC.6K517
BEECHVIEW CORPORATION25478
TELLICO PLAINS WATER DEPT8K468
ROGERSVILLE WATER DEPT14K446
HIWASSEE COLLEGE WATER SYSTEM250431

Health Effects of Fluoride Exposure

Dental fluorosis

Cosmetic tooth enamel changes at 2 mg/L+

Skeletal fluorosis

Bone damage with long-term exposure above 4 mg/L

At recommended levels (0.7 mg/L), fluoride benefits dental health

Dental fluorosis (cosmetic) at 2 mg/L. Skeletal fluorosis (bone damage) at 4 mg/L. Below 0.7 mg/L used for dental health.

Frequently Asked Questions

Is there fluoride in Tennessee water?

Tennessee has 6,170 public water systems. 3083 have recorded fluoride violations based on EPA SDWIS data. If you are on a private well, your water is not covered by these regulations and should be tested independently.

How can I check my Tennessee water for fluoride?

Search for your water system using the WaterCheck system lookup, or contact your utility and request a copy of your Consumer Confidence Report (CCR). The CCR is published annually and lists all detected contaminants, their levels, and the EPA MCLs. For private wells, contact a state-certified lab for independent testing.

What is the EPA limit for fluoride?

The EPA Maximum Contaminant Level (MCL) for fluoride is 4 mg/L. Systems that exceed MCLs are required to notify customers and take corrective action.

Fluoride at a Glance

Categoryinorganic
EPA MCL4 mg/L

Source

Erosion of natural deposits; water additive to promote dental health; discharge from fertilizer and aluminum factories

How to Filter Fluoride

  • +Reverse osmosis removes fluoride
  • +Distillation removes fluoride
  • +Standard carbon filters do NOT remove fluoride