Montana Ag Waste regulations & environmental compliance analysis

Montana Ag Waste: What you need to know

Governing Law and Regulations

Concentrated animal feeding operations (CAFOs): Administrative Rules of Montana (ARM) 17.30.1330

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Montana Water Quality Act (WQA), Montana Code Annotated (MCA) 75.5-101 to 75.5-1122

CAFO designation: ARM 17.30.1330

General permits: ARM 17.30.1341

Permit applications: ARM 17.30.1322

Permit fees: ARM 17.30.201

Groundwater discharges: ARM 17.30.715

Regulatory Agencies

Montana Department of Environmental Quality (DEQ) Permitting and Compliance Division Water Protection Bureau

DEQ Board of Environmental Review (BER)

U.S. Environmental Protection Agency (EPA) Region 8

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Montana is authorized by the U.S. Environmental Protection Agency (EPA) to administer the National Pollutant Discharge Elimination System (NPDES) permit program and to issue individual and general permits for wastewater discharges from a point source. Montana has established the Montana Pollutant Discharge Elimination System (MPDES) permit system, which adopts the federal NPDES permit program by reference.

In addition to federal rules, new and existing concentrated animal feeding operations (CAFOs) must provide certain information to the Montana Department of Environmental Quality (DEQ) and also comply with additional requirements concerning nonpoint source pollution from agricultural nutrients (both manure and fertilizers), where such material threatens groundwater or surface water. See the national section AG WASTE for information on the federal CAFO permitting requirements.

Administration and enforcement. DEQ's Water Protection Bureau is fully authorized to administer ...


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