Environmental Rules in Placentia, CA (2026)
5 verified environmental rules for Placentia, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
In the City of Placentia, California, Chapter 16.20 bars illicit connections and prohibited discharges to the storm drain system and requires all new development and significant redevelopment to follow the Orange County Drainage Area Management Plan (DAMP). Section 16.20.040 also bans discarding waste on public property, and the director of public works enforces with orders, cost invoices and criminal penalties.
Stormwater and Urban Runoff Rules in Placentia, California
Some RestrictionsPlacentia Municipal Code § 16.20.040
(a) New Development and Significant Redevelopment. (1) All new development and significant redevelopment within the city shall be undertaken in accordance with: (a) The DAMP, including, but not limited to, the development project guidance; and (b) Any conditions and requirements established by the development services and/or public works departments, which are reasonably related to the reductio...
Erosion Control
In the City of Placentia, California, every exposed or finished bank or slope of a fill or excavation must be protected from erosion by approved cribbing, walls or terracing, then landscaped with approved planting and a permanent irrigation system. Placentia Municipal Code § 20.40.040 also bars abandoning graded areas without erosion protection and drainage.
Placentia Grading Erosion Control Requirements
Some RestrictionsPlacentia Municipal Code § 20.40.040
(10) Erosion Control. All exposed or finished banks or slopes of any fill or excavation shall be protected from erosion by approved cribbing, walls, or terracing or a combination thereof and shall be landscaped with approved planting and a permanent irrigation system shall be installed. Other unprotected graded surfaces shall be planted, paved or built upon or shall be provided with berms and a...
Flood Zones
In the City of Placentia, California, Title 21 applies to every area of special flood hazard shown on the FEMA flood insurance rate map dated September 15, 1989, and later revisions. A development permit is required before any construction or other development begins there. The chief building official acts as floodplain administrator.
Placentia Flood Zone Development Permit Rules
Some RestrictionsPlacentia Municipal Code § 21.16.010
A development permit shall be obtained before any construction or other development begins within any area of special flood hazard, established in Section 21.12.020. Application for a development permit shall be made on forms furnished by the floodplain administrator and may include, but not be limited to: plans in duplicate drawn to scale showing the nature, location, dimensions, and elevation...
Defensible Space
In the City of Placentia, every new building built or installed in an area with or adjacent to land having hazardous combustible vegetation must follow the City of Placentia Vegetation Management Guidelines in force when plans are submitted. The fire code official can suspend vegetation management enforcement and require alternative measures in five listed circumstances.
Placentia Defensible Space and Fuel Modification Rules
Some RestrictionsPlacentia Municipal Code § 18.04.050
324.1 Fuel Modification Requirements for New Construction. All new buildings to be built or installed in areas with or adjacent to land having hazardous combustible vegetation shall comply with the requirements in the edition of City of Placentia Vegetation Management Guidelines currently in use at the time of plan submittal. ... 326.1 Unusual circumstances. The fire code official may suspend e...
Flood Elevation Requirements
In the City of Placentia, California, new construction and substantial improvement in a special flood hazard area must have the lowest floor, including any basement, elevated to or above the base flood elevation. An engineer or surveyor certifies the finished elevation. Nonresidential buildings can floodproof instead.
Placentia Base Flood Elevation Requirements
Some RestrictionsPlacentia Municipal Code § 21.20.010
(3) Elevation and Floodproofing. (A) New construction and substantial improvement shall have the lowest floor, including basement, elevated to or above the base flood elevation. Nonresidential structures may meet the standards in subsection (3)(B) of this section. Upon the completion of the structure the elevation of the lowest floor including basement shall be certified by a registered profess...
Looking for Orange County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Placentia city rules.
Environmental Rules in Orange County →