EPA SDWIS DataNew Mexico

Fluoride in New Mexico Drinking Water

New Mexico has 2,786 public water systems. 2138 have recorded fluoride violations.

Total Systems

2,786

With Violations

2,138

EPA MCL

4

Population Served

2.1M

Fluoride in New Mexico: Key Facts

Total Water Systems

2,786

Systems with Violations

2,138

Lead Violations

22

Copper Violations

71

EPA Standard

4 mg/L

MCLG (goal): 4 mg/L

Water Systems with Violations in New Mexico

SystemPopulationViolations
LOMA ESCONDIDA WATER ASSOCIATION891900
CASSANDRA WATER SYSTEM341289
LUMBERTON MDWCA2231277
LONGHORN ESTATES WATER SYSTEM2641233
WESTERN TERRACE761169
BOSQUE DEL APACHE NATIONAL WILDLIFE REFU601106
SANTA CRUZ WATER ASSOCIATION3941003
CHEVRON MINING INC QUESTA MINE300978

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 New Mexico water?

New Mexico has 2,786 public water systems. 2138 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 New Mexico 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