Minnesota Stormwater-General regulations & environmental compliance analysis

Minnesota Stormwater-General: What you need to know

Governing Law and Regulations

Minnesota stormwater permit regulations: Minnesota Rules (MR) 7090.0010 to 7090.3080

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Minnesota Water and National Pollutant Discharge Elimination System (NPDES) program: MR 7001

Overview: MR 7090.0030

Regulatory Agencies

Minnesota Pollution Control Agency (MPCA) Municipal Division Stormwater Section

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. The Minnesota Pollution Control Agency (MPCA) is authorized by the U.S. Environmental Protection Agency (EPA) to administer the federal National Pollutant Discharge Elimination System (NPDES) program in Minnesota, including general permitting authority for certain stormwater discharges. Minnesota follows federal requirements for determining which facilities are covered. See the national section STORMWATER—GENERAL for more information. However, the MPCA has additional requirements, including application and permit fees and a stronger emphasis on stormwater pollution prevention plans (SWPPPs).

Administration and enforcement. MPCA's Municipal Division is responsible for the administration and enforcement of various parts of the stormwater discharge permit regulations in Minnesota.

State Requirements


MR 7090.0030

Minnesota issues stormwater permits that cover construction activities, industrial activities, and municipal separate storm sewer systems (MS4s). Any person who discharges stormwater is required to obtain both a NPDES and State Disposal System permit. However, the issuance of a NPDES permit satisfies the requirements of both permits. See the state ...

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