Montana Pretreatment Standards regulations & environmental compliance analysis

Montana Pretreatment Standards: What you need to know

Governing Law and Regulations

Montana Pollutant Discharge Elimination System (MPDES) permits: Montana Code Annotated (MCA) 75-5-401 to 75-5-405

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Pretreatment standards: Administrative Rules of Montana (ARM) 17.30.1401 to 17.30.1426

Applicability: ARM 17.30.1411

Categorical standards: ARM 17.30.1407

Septic tank cleaners: ARM 17.50.801

License application: ARM 17.50.803

Records: ARM 17.50.813

Grease trap wastes: ARM 17.50.815

Regulatory Agencies

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

DEQ Permitting and Compliance Division Waste and Underground Tank Management Bureau

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 fully authorized to administer the National Pollutant Discharge Elimination System (NPDES) permit program and to issue individual and general permits (known as MPDES permits in Montana). However, the state has not received EPA delegation of its pretreatment program.

Montana has essentially adopted the federal pretreatment regulations for industrial users who discharge their waste into publicly owned treatment works (POTW). However, because it is not an EPA-approved program, EPA's Region 8 administers and enforces the federal pretreatment regulations under 40 CFR 403et seq. See the national section PRETREATMENT STANDARDS for further information.

EPA's Region 8 also administers the federal sewage sludge disposal rules in Montana because a state sewage sludge program has not been approved.

Montana has implemented regulations to provide standards for licensing of ...

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