Livonia, MI Environmental Rules: Stormwater Management (2026)

22, implements the city's federal and state MS4 discharge permit obligations. 040 applies the ordinance to construction activity that negatively impacts or may impact stormwater runoff into road rights-of-way, county drains, projects under the state Subdivision Control Act or Mobile Home Commission Act, city or county property, storm sewer systems, or watersheds covered by the EGLE Wayne County MS4 permit, while exempting emergency repairs in a right-of-way. 050 lets the city coordinate with Wayne County to implement the ordinance for post-construction stormwater runoff from new development or redevelopment disturbing one acre or more, including smaller projects that are part of a larger common plan of development discharging to the city's MS4.

060 makes it a violation to engage in regulated construction activity without a valid stormwater construction approval and construction permit issued by the county or city; applicants apply in writing to the county, provide the city exhibits depicting the proposed system, and after approval must obtain a C-permit from the county before construction begins. Permits issued by the city's engineering department or the Wayne County Permit Office expire no later than two years after issuance unless the Permit Office grants a written extension for good cause.

170, first to the Director of Public Works within 10 days, then to the City Council, and finally to Wayne County Circuit Court within 28 days of the city's determination.