Minnesota Effluent Limitations: What you need to know

Governing Law and Regulations

Minnesota Water Quality Standards: Minnesota Rules (MR) 7050.0110 to 7050.0470

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Effluent discharge limitations: MR 7053.0115 to 7053.0405

General requirements: MR 7053.0205

Sewage: MR 7053.0215

Animal feedlots: MR 7053.0305

Variances from standards: MR 7053.0195

Water use classifications: MR 7050.0140

Animal feedlots: MR 7050.0215

Regulatory Agencies

Minnesota Pollution Control Agency (MPCA)

U.S. Environmental Protection Agency (EPA) Region 5

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Minnesota's effluent limitation regulations generally follow the federal Clean Water Act (CWA). In addition to the federal standards, Minnesota's effluent standards apply to more discharges than under federal requirements.

Administration and enforcement. MPCA is responsible for enforcing the state's effluent discharge regulations.

State Requirements


MR 7053.0115 to 7053.0405

Anyone who discharges industrial or other wastes from point sources and nonpoint sources to all waters of the state, both surface and underground, in Minnesota must comply with the effluent limitation standards.

General Requirements

MR 7053.0205

The following are the general requirements for all discharges to waters of the state, in addition to the federal requirements:

  • No untreated sewage may be discharged into any waters of the state.
  • No sewage, industrial waste, or other wastes may be discharged from either point or nonpoint sources into any waters of the state that would cause any nuisance conditions, such as the presence of significant amounts of floating solids, scum, visible oil film, ...

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More on this topic:

Governing Law and Regulations
Regulatory Agencies
Comparison: State vs. Federal
State Requirements

State Requirements

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Minnesota Effluent Limitations Resources

Effluent Limitations Products

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