EPA SDWIS DataArkansas

Arsenic in Arkansas Drinking Water

Arkansas has 3,972 public water systems. 1914 have recorded arsenic violations.

Total Systems

3,972

With Violations

1,914

EPA MCL

0.01

Population Served

3.0M

Arsenic in Arkansas: Key Facts

Total Water Systems

3,972

Systems with Violations

1,914

Lead Violations

51

Copper Violations

73

EPA Standard

0.01 mg/L

MCLG (goal): 0 mg/L

Water Systems with Violations in Arkansas

SystemPopulationViolations
BOIS D ARC WATER SYSTEM531109
ODEN-PENCIL BLUFF WATER ASSN393855
HOSANNA HEIGHTS WATER52644
NORMAN WATERWORKS750625
SDM WATER ASSOCIATION520624
DEER WATER ASSOCIATION938549
PICKENS WATERWORKS49543
PANGBURN WATERWORKS3K442

Health Effects of Arsenic Exposure

Cancer risk

Skin, bladder, and lung cancers with long-term exposure

Cardiovascular effects

Increased risk of heart disease and stroke

Diabetes risk

Associated with increased risk of type 2 diabetes

Increased risk of cancer (skin, bladder, lung). Thickening and discoloration of skin; numbness; circulatory problems.

Frequently Asked Questions

Is there arsenic in Arkansas water?

Arkansas has 3,972 public water systems. 1914 have recorded arsenic 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 Arkansas water for arsenic?

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 arsenic?

The EPA Maximum Contaminant Level (MCL) for arsenic is 0.01 mg/L. Systems that exceed MCLs are required to notify customers and take corrective action.

Arsenic at a Glance

Categorymetalloid
EPA MCL0.01 mg/L

Source

Erosion of natural deposits; runoff from orchards; runoff from glass and electronics production wastes

How to Filter Arsenic

  • +Reverse osmosis effectively removes arsenic
  • +Distillation also removes arsenic
  • +Standard carbon filters do NOT remove arsenic reliably
  • +Test well water annually if on a private well