FEMA flood zone rules in Fairview Heights, IL — also called floodplain regulations or special flood hazard area (SFHA) rules — determine flood insurance requirements and elevation standards for new construction.
Illinois law requires state-issued permits for construction within regulatory floodways and mandates municipal participation in NFIP minimum standards across all designated flood hazard areas.
Under the Rivers, Lakes, and Streams Act (615 ILCS 5/) and 17 Ill. Adm. Code 3700-3708, IDNR Office of Water Resources requires permits for construction in regulatory floodways statewide. NFIP-participating communities must enforce minimum FEMA standards, including elevating residential structures one foot above base flood elevation in northeastern Illinois counties. The Urban Flood Awareness Act and statewide statute establish floor elevation, anchoring, and floodway encroachment rules that local floodplain ordinances cannot weaken.
Building in a regulatory floodway without an IDNR permit, placing residential structures below required base flood elevation, or filling floodways without compensatory storage.
Other ordinances people look up for this city. Green dot = verified primary-source excerpt.
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See how Fairview Heights's flood zones rules stack up against other locations.
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