Environmental Rules in Beloit, WI (2026)

Flood Zones

The City of Beloit participates in the National Flood Insurance Program (NFIP) and regulates floodplain development under Chapter 19 of the Beloit Municipal Code, with floodplain districts established in Article V (Sec. 5-410 through Sec. 5-420). The ordinance is adopted under Wis. Stat. Sec. 87.30 and conforms to Wisconsin Administrative Code Chapter NR 116. The Rock River is the primary regulated waterway. The currently effective FEMA Flood Insurance Rate Map (FIRM) panels for Rock County (community panels in the 55105C series, including 0308E through 0455E) became effective September 16, 2015. New residential structures are prohibited in the regulatory floodway, and structures in the flood fringe must be elevated to the flood protection elevation.