EPA SDWIS DataWest Virginia

Nitrate in West Virginia Drinking Water

West Virginia has 4,357 public water systems. 2559 have recorded nitrate violations.

Total Systems

4,357

With Violations

2,559

EPA MCL

10

Population Served

1.6M

Nitrate in West Virginia: Key Facts

Total Water Systems

4,357

Systems with Violations

2,559

Lead Violations

42

Copper Violations

102

EPA Standard

10 mg/L as N

MCLG (goal): 10 mg/L

Water Systems with Violations in West Virginia

SystemPopulationViolations
HERNDON COMMUNITY WATER5615272
PIERPOINT WATER8813208
KANAWHA FALLS COMMUNITY WATER5512680
OTOOLE WATER2411548
PINNACLE WATER ASSOCIATION8511356
COAL MOUNTAIN WATER8010707
BROOKSIDE OTSEGO COMMUNITY WATER748056
DUO WATER WORKS287696

Health Effects of Nitrate Exposure

Blue baby syndrome

Infants under 6 months can develop methemoglobinemia

Thyroid effects

May disrupt thyroid function with chronic exposure

Cancer links

Potential associations with colorectal cancer at high levels

Infants below 6 months can develop methemoglobinemia ('blue baby syndrome'). May also affect adults with certain conditions.

Frequently Asked Questions

Is there nitrate in West Virginia water?

West Virginia has 4,357 public water systems. 2559 have recorded nitrate 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 West Virginia water for nitrate?

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 nitrate?

The EPA Maximum Contaminant Level (MCL) for nitrate is 10 mg/L as N. Systems that exceed MCLs are required to notify customers and take corrective action.

Nitrate at a Glance

Categoryinorganic
EPA MCL10 mg/L as N

Source

Runoff from fertilizer use; leaching from septic tanks and sewage; erosion of natural deposits

How to Filter Nitrate

  • +Reverse osmosis or distillation removes nitrates
  • +Boiling does NOT remove nitrates - it concentrates them
  • +Do not give well water to infants under 6 months without testing