EPA SDWIS DataMissouri

Fluoride in Missouri Drinking Water

Missouri has 6,167 public water systems. 4797 have recorded fluoride violations.

Total Systems

6,167

With Violations

4,797

EPA MCL

4

Population Served

6.0M

Fluoride in Missouri: Key Facts

Total Water Systems

6,167

Systems with Violations

4,797

Lead Violations

31

Copper Violations

71

EPA Standard

4 mg/L

MCLG (goal): 4 mg/L

Water Systems with Violations in Missouri

SystemPopulationViolations
THE MISSING WELL1731555
STARLIGHT VILLAGE651468
LAKE FOREST PROPERTIES331402
HIDDEN VALLEY MHP LLC601400
CLEAR CREEK RV PARK1001209
MORELANDS CATFISH PATCH & STEAK HOUSE45874
STATELY MANSION MOBILE VILLA100860
STARRLITE VILLAGE 4TH ADDITION55846

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 Missouri water?

Missouri has 6,167 public water systems. 4797 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 Missouri 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