Environmental Rules in St. Michael, MN (2026)
4 verified environmental rules for St. Michael, Minnesota, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
St. Michael Code Chapter 152 (Surface Water Management) requires a Stormwater Management Permit for projects disturbing one acre or more, and for many smaller projects within shoreland or wetland overlays. The city implements its NPDES MS4 SWPPP through this chapter.
Saint Michael Surface Water Management (Chapter 152)
Heavy RestrictionsErosion Control
Projects disturbing less than 1 acre but more than 5,000 square feet, or that generate more than 50 cubic yards of cut or fill, are required to develop an Erosion Control Plan addressing Section VII of the city's Construction Site Stormwater Runoff Control standards under Chapter 152.
Saint Michael Erosion Control Plan Threshold
Some RestrictionsFlood Zones
Properties in St. Michael's mapped 1% annual chance (100-year) floodplain along the Crow River and the Mississippi River system must follow the city's floodplain overlay zoning (referenced by Chapter 155) and FEMA NFIP standards, including elevation of lowest floors above the base flood elevation.
Saint Michael Floodplain and Crow River Setbacks
Heavy RestrictionsShoreline Management
Sec. 155.344 requires wetland buffer strips and setbacks: minimum buffer widths and structure setbacks vary by wetland classification, with no structure permitted within the buffer. The Crow River and lakes are also subject to shoreland overlay rules.
Saint Michael Wetland Buffer and Shoreland Setbacks
Heavy RestrictionsLooking for Wright County county-wide rules?
County ordinances apply to unincorporated areas and may supplement St. Michael city rules.
Environmental Rules in Wright County →