Environmental Rules in Corona, CA (2026)
5 verified environmental rules for Corona, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Corona bans dumping pollutants into streets, gutters, catch basins and storm drains, and prohibits illicit connections or discharges to the storm drain system, under Municipal Code Chapter 13.27, adopted to meet the city's Clean Water Act NPDES permit. Violations are misdemeanors or infractions enforced by the Public Works Director.
Corona's Storm Drain Pollution Rules
Some RestrictionsCorona Code of Ordinances § 13.27.050(A)(4)
(A) In addition to any other activity prohibited by this chapter or the Corona Municipal Code, no person shall: ... (4) Throw, deposit, leave, maintain, keep or permit to be thrown, deposited, placed, left or maintained, any pollutant in or upon any street, alley, sidewalk, storm drain, inlet, catch basin, conduit or other drainage structures, business place, or upon any public or private plot ...
Erosion Control
Corona requires an approved Erosion Control Plan for any grading-permit work under Municipal Code § 15.36.060, and bars grading activity between October 1 and May 31 without one. The City Engineer can waive the plan for single residential lots if an approved erosion control system is installed by October 1, and violators face up to a $1,000 fine or six months in jail under § 15.36.340.
Erosion Control Plan Rules in Corona
Some RestrictionsCorona Code of Ordinances § 15.36.060
"(A) Plan required. (1) Unless waived by the City Engineer, all work requiring a grading permit shall be required to have an approved Erosion Control Plan. If the requirement for an Erosion Control Plan has been waived, the City Engineer may still require the installation of temporary and/or permanent erosion control devices or methods to control erosion and provide safety during grading. (...
Flood Zones
Corona requires a development permit before any construction or land alteration begins inside an area of special flood hazard shown on the city's Flood Insurance Rate Map. The City Manager, acting as Floodplain Administrator, reviews every application and can reject fill or new construction in Zones A1-30 and AE that would raise the base flood level.
Flood Zone Development Rules in Corona
Significant RestrictionsCorona Code of Ordinances § 18.16.020
A development permit shall be obtained before construction or development begins within any area of special flood hazard established in § 18.12.020. Application for a development permit shall be made on forms furnished by the Floodplain Administrator and shall include, but not be limited to, plans in duplicate, drawn to scale, showing the nature, location, dimensions and elevations of the area ...
Defensible Space
Corona lets owners of homes in a high or very-high Fire Hazard Severity Zone request a Fire Department defensible-space compliance inspection before selling, as required by Civil Code § 1102.19(a)(1). Under Municipal Code § 15.16.060, the request must go in at least 14 days before the anticipated sale and comes with a council-set inspection fee.
Defensible Space Inspections in Corona
Some RestrictionsCorona Code of Ordinances § 15.16.060
"The owner of real property located within a high or very high FHSZ that is subject to the requirements of Civil Code § 1102.19(a)(l), as it may be amended from time to time, may request a defensible space compliance inspection by submitting such request upon a form provided by the Fire Chief for that purpose. The purpose of the defensible space compliance inspection is to document whether the ...
Flood Elevation Requirements
Corona requires new and substantially improved residential structures in a mapped flood hazard area to have their lowest floor, including any basement, built to or above the base flood elevation (BFE) shown on the FIRM. A licensed engineer, surveyor, or the Building Inspector must certify the finished elevation before occupancy.
Base Flood Elevation Rules in Corona
Significant RestrictionsCorona Code of Ordinances § 18.20.010(C)(1)
New construction and substantial improvement of any residential structure shall have the lowest floor, including basement, elevated to or above the BFE. Upon the completion of the structure, the elevation of the lowest floor, including basement, shall be certified by a registered professional engineer or surveyor or verified by the Building Inspector to be properly elevated. The certification o...
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