EPA SDWIS DataNorth Carolina

Fluoride in North Carolina Drinking Water

North Carolina has 23,923 public water systems. 12589 have recorded fluoride violations.

Total Systems

23,923

With Violations

12,589

EPA MCL

4

Population Served

9.9M

Fluoride in North Carolina: Key Facts

Total Water Systems

23,923

Systems with Violations

12,589

Lead Violations

494

Copper Violations

908

EPA Standard

4 mg/L

MCLG (goal): 4 mg/L

Water Systems with Violations in North Carolina

SystemPopulationViolations
RIDGEDALE HOA07735
CIRCLE H MHP686905
CAROLINA MANOR MHP06493
CONOVER MHP694459
IMAGINATION STATION ACADEMY, LLC353749
ALTAPASS WATER ASSOCIATION243361
WHISPERING PINES MHP #103172
TURKEY PEN MHP2293092

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 North Carolina water?

North Carolina has 23,923 public water systems. 12589 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 North Carolina 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