Environmental Rules in Milwaukee County, WI (2026)

1 county-level rule, plus city-specific rules for 4 cities in Milwaukee County, Wisconsin.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Milwaukee County. If you live within an incorporated city, that city's own rules apply — see the city list below.

Flood Zones

Wisconsin Statute 87.30 requires every city, village, town, and county with FEMA-mapped floodplain to adopt a floodplain zoning ordinance meeting Wis. Admin. Code ch. NR 116 and 44 CFR 59-72 (NFIP). All Milwaukee County municipalities participate in the NFIP and regulate the Milwaukee, Menomonee, Kinnickinnic, Root, and Lake Michigan shore floodplains. The Wisconsin flood protection elevation is 2 feet above the regional (1% annual chance) flood elevation - stricter than the FEMA minimum.

Flood Zone Rules in Milwaukee County, Wisconsin

Heavy Restrictions

Full ordinance details →Official source ↗

Environmental Rules by City in Milwaukee County

4 cities in Milwaukee County have their own environmental rules rules. Each link goes to that city's dedicated page with code citations.

MilwaukeePop. 577,222

11 verified rules • Climate Emergency Mobilization, Coastal Development

Greenfield

1 verified rule • Flood Zones

Wauwatosa

1 verified rule • Flood Zones

West Allis

1 verified rule • Flood Zones

All Milwaukee County ordinances

See every category we cover for Milwaukee County — parking, noise, fences, fires, animals, pools, and more.

Milwaukee County Ordinance Hub →