Environmental Rules in Peoria, IL (2026)
2 verified environmental rules for Peoria, Illinois, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Peoria operates a Municipal Separate Storm Sewer System (MS4) under a National Pollutant Discharge Elimination System (NPDES) Phase II permit administered by the Illinois Environmental Protection Agency (IEPA). Development and redevelopment projects must comply with stormwater best-management practices (BMPs), erosion and sediment control during construction, and post-construction stormwater quality controls. Illegal discharges to storm drains are prohibited under Peoria Code Chapter 28 (Stormwater Management).
Peoria IL Stormwater Management and NPDES MS4 Compliance
Heavy RestrictionsFlood Zones
Peoria participates in the National Flood Insurance Program (NFIP) and enforces floodplain development standards through Chapter 28 (Stormwater Management) and the Illinois Department of Natural Resources Office of Water Resources rules under the Illinois Rivers, Lakes, and Streams Act (615 ILCS 5/). Construction in FEMA Special Flood Hazard Areas (Zones A, AE) along the Illinois River and tributaries requires elevation of habitable spaces to or above the Base Flood Elevation (BFE) plus 1 foot of freeboard.
Peoria IL Flood Zones and Floodplain Development
Heavy RestrictionsLooking for Peoria County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Peoria city rules.
Environmental Rules in Peoria County →