1 county-level rule, plus city-specific rules for 1 city in Winnebago County, Illinois.
Verified from official government sources
Winnebago County participates in the FEMA National Flood Insurance Program and adopted the Surface Water Management Ordinance on August 24, 2006, which combines floodplain regulation, stormwater detention, and erosion control for unincorporated areas. The Rock River, Pecatonica River, Kishwaukee River, and Sugar River create extensive Special Flood Hazard Areas. Illinois state law (615 ILCS 5, Rivers Lakes and Streams Act) requires an IDNR Office of Water Resources permit for any construction in regulated floodways with drainage areas of 1+ sq mi (urban) or 10+ sq mi (rural).
1 cities in Winnebago County have their own environmental rules rules. Each link goes to that city's dedicated page with code citations.
See every category we cover for Winnebago County — parking, noise, fences, fires, animals, pools, and more.
Winnebago County Ordinance Hub →