Environmental Rules in Cathedral City, CA (2026)
4 verified environmental rules for Cathedral City, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
In Cathedral City, discharging anything other than storm water into the storm drain system is prohibited unless it complies with a national pollutant discharge elimination system permit. Illicit connections, littering of pollutants and leaking dumpsters are barred, and the city planner administers the chapter with infraction or misdemeanor penalties.
Stormwater Discharge Rules in Cathedral City, CA
Some RestrictionsCathedral City Municipal Code § 15.10.040
The discharge of nonstorm water discharges to the district drain system is prohibited. All discharges other than storm water discharges must be in compliance with a national pollution discharge elimination system permit issued for that particular discharge or discharges. ... 2. Discharges from the following activities when properly managed are not prohibited: water line flushing and other disch...
Erosion Control
In Cathedral City, construction sites must reduce sediment runoff to the maximum extent practicable, install a temporary sediment barrier where the city planner requires one, and cover unprotected areas with plastic between October 1st and April 1st. Soil stockpiles must be covered until used or removed.
Construction Erosion and Sediment Control in Cathedral City, CA
Some RestrictionsCathedral City Municipal Code § 15.10.060(F)
F. Subject to all of the provisions of this chapter, the following additional requirements shall apply to persons conducting construction in the city for which a certificate of occupancy is required, and the owners of such property. ... 1. Runoff containing sediment, construction waste and other pollutants from construction sites and construction vehicles and equipment parking areas which is li...
Flood Zones
In Cathedral City, California, every parcel inside a FEMA special flood hazard area needs a development permit from the city engineer before any construction, fill, or other development begins. The chapter adopts the August 28, 2008 Riverside County flood maps, and a violation is a misdemeanor.
Cathedral City Floodplain Development and Flood Zone Rules
Some RestrictionsCathedral City Municipal Code § 8.24.030
A. Lands to Which This Chapter Applies. This chapter shall apply to all areas of special flood hazards within the jurisdiction of the city of Cathedral City. B. Basis for Establishing the Areas of Special Flood Hazard. The areas of special flood hazard identified by the Federal Emergency Management Agency (FEMA) in the "Flood Insurance Study (FIS) for Riverside County and All Incorporated Areas...
Flood Elevation Requirements
In Cathedral City, California, new homes and substantially improved residential structures in zones AE, AH and A1-30 must have the lowest floor, including any basement, elevated to or above the base flood elevation. In AO zones the floor must clear the highest adjacent grade by the FIRM depth number, or by two feet when none is printed.
Cathedral City Base Flood Elevation and Lowest Floor Rules
Some RestrictionsCathedral City Municipal Code § 8.24.050
A. Standards of Construction. In all areas of special flood hazards the following standards are required: ... 3. Elevation and Floodproofing. a. Residential Construction. All new construction or substantial improvements of residential structures shall have the lowest floor, including basement: i. In AE, AH, A1-30 zones, elevated to or above the base flood elevation; ii. In an AO zone, elevated ...
Looking for Riverside County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Cathedral City city rules.
Environmental Rules in Riverside County →