Arkansas Groundwater regulations & environmental compliance analysis

Arkansas Groundwater: What you need to know

Governing Law and Regulations

Arkansas Water and Air Pollution Control Act (The Act), Arkansas Code Annotated (AR Code Ann.) 8-4-201 to 8-4-231

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Rules for the protection and management of groundwater: Title IV Arkansas Regulation (AR Reg.) 401-407

Registration of large water users: AR Reg. 402.1-402.9

Critical groundwater areas: AR Reg. 403.1-404.7

Comprehensive groundwater protection program: AR Reg. 405

Solid waste facilities: AR Reg. 22.523 to 22.620

New landfills: AR Reg. 22.424

Composting facilities: AR Reg. 22.803

Hazardous waste facilities: AR Reg. 23.264.90 to 23.264.101; AR Reg. 23.265.90 to 23.265.94 (interim status)

Groundwater monitoring: AR Reg. 23.264.90

Agricultural wastes: AR Reg. 5.404

Regulatory Agencies

Arkansas Department of Environmental Quality (ADEQ) Hazardous Waste Division

ADEQ Water Division Water Quality Planning Branch Ground Water Protection Program

Arkansas Natural Resources Commission (ADNR) Water Management Division

Arkansas Department of Health (DOH) Division of Engineering

U.S. Environmental Protection Agency (EPA) Region 6

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. The state generally follows EPA's federal rules for groundwater protection, but has some additional requirements as well. For more information about the federal regulations, see the national section GROUNDWATER.

Groundwater in Arkansas is regulated by different agencies with the Department of Natural Resources taking the lead on issues pertaining to groundwater quality and quantity protection. The Department of Environmental Quality also regulates groundwater as it pertains to permits for discharge or in ...


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