Environmental Rules in Warren, MI (2026)
4 verified environmental rules for Warren, Michigan, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
New development or redevelopment disturbing one acre or more in Warren must control post-construction stormwater runoff under Sec. 41-155, meeting Macomb County's channel protection and water quality standards. The Engineering Division requires a construction permit and an approved stormwater management plan before work begins, plus an annually maintained operation and maintenance plan afterward.
Warren Post-Construction Stormwater Runoff Standards
Some RestrictionsWarren City Code § 41-155
(a)Purpose. The purpose of this section is to establish requirements and standards for discharging and treating storm water runoff in the City of Warren that comply with the Federal National Pollutant Discharge System (NPDES) storm water regulations, administered by the State of Michigan, pursuant to MCL 324.3103, for all new development or redevelopment projects...(e)Requirements. Unless the C...
Erosion Control
Warren requires a city engineer permit before anyone disturbs soil in a way that changes drainage patterns, and once removal or regrading is approved, the work must be graded to approved contours with no sharp declivities, pits, or depressions left behind.
Warren Soil Removal and Regrading Permit
Some RestrictionsWarren, MI Code of Ordinances § 32-3, § 32-26
Sec. 32-26. - Required. A person shall not add, remove, deposit, regrade, or otherwise disturb soil on a parcel of real property that impedes, inhibits, or significantly changes the preexisting water drainage pattern or system without written permission from the city engineer. ... Sec. 32-3. - Conduct of operations. If permission to remove, dump or regrade soil shall be granted, the owner or pe...
Flood Zones
Warren participates in FEMA's National Flood Insurance Program, and § 9-21 blocks the code official from issuing a building permit for construction inside a mapped floodplain until every required development approval is secured, including a floodplain permit or no-authority letter from the state under Part 31 of NREPA.
Floodplain Development Rules in Warren, MI
Significant RestrictionsWarren, MI Code of Ordinances § 9-21
The code official shall not issue a building permit for construction within the floodplain area, unless all necessary permits for development have been issued including a floodplain permit, approval or letter of no authority from the Michigan Department of Environmental Quality under the floodplain regulatory provisions of Part 31, "Water Resources Protection" of the Natural Resources and Envir...
Flood Elevation Requirements
Warren doesn't print its own freeboard figure; it enforces elevation standards through the adopted Michigan Building Code's Appendix G on flood-resistant construction, and § 9-23 requires the buildings division to keep a flood-proofing certificate documenting each floodplain structure's lowest floor elevation.
Flood Elevation Rules in Warren, MI
Some RestrictionsWarren, MI Code of Ordinances § 9-23
The division of buildings and safety engineering shall maintain records of any issued certificates of flood proofing for new structures and substantially improved structures. Those certificates shall include the following minimum information as applicable to the particular building: lowest floor elevation, existence of a basement, method of flood proofing, and elevation to which the structure h...
Looking for Macomb County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Warren city rules.
Environmental Rules in Macomb County →