5 county-level rules, plus city-specific rules for 1 city in Duval County, Florida.
Verified from official government sources
Jacksonville-Duval MS4 Phase I NPDES (large MS4) with stormwater utility fee. FDEP-issued permit. Illicit discharges prohibited; monthly billed stormwater fee funds compliance.
Erosion and sediment control required on all construction sites disturbing 1+ acre under NPDES Phase I MS4 permit. Silt fence, inlet protection, stabilized construction entrance required.
Atlantic beaches (Jacksonville Beach, Neptune Beach, Atlantic Beach) subject to FL §380.23 Coastal Construction Control Line (CCCL). FDEP permit required east of line. Sea turtle lighting restrictions May 1-Oct 31.
Extensive AE/VE FEMA flood zones across Duval County along Atlantic beaches, Intracoastal Waterway, and St. Johns River. Post-Hurricane Matthew (2016) and Irma (2017) FEMA map updates. NFIP participation countywide; CRS discounts apply.
Grading permit required for earthwork disturbing 1+ acre or altering drainage patterns. Cannot direct runoff onto neighboring properties. St. Johns River Water Management District (SJRWMD) ERP may apply.
1 cities in Duval County have their own environmental rules rules. Each link goes to that city's dedicated page with code citations.
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Duval County Ordinance Hub →