What is a Watershed? A watershed is all the land that drains into the same location or body of water. The City of Eastvale is part of the Middle Santa Ana Watershed. For more details about this watershed and pollutants of concern, visit Middle Santa Ana River Watershed.

Overwatering Notice: Rainwater and irrigation runoff travels over land, collecting trash, pet waste, fertilizers, and other pollutants along the way. Click here to access tips that will help you stay informed and reduce this impact.

Hazardous Waste: Residents should follow proper disposal methods for hazardous waste. For tips and guidelines, please visit the RCFC page on Household Hazardous Waste.

Stormwater Pollution Prevention: To learn more about stormwater pollution prevention and its causes, refer to the information available on the RCFC Stormwater Pollution Prevention page. Additional residential information can be found at RCFC Residents.

Industrial General Permit All businesses engaged in food preparation, manufacturing, shipping and receiving, and gas stations must comply with the Industrial General Permit. For comprehensive details about compliance and inspections, reference the MS4 Permit here and the Drainage Area Management Plan (DAMP) on Page 34 and 35.

Industrial Permits For businesses requiring an Industrial General Permit, please refer to the RCFC page on Industrial Permits and the California Water Board.

LID Design Handbooks For guidance on Low Impact Development in new developments and redevelopments, access the LID Design Handbooks and additional materials at Riverside County LID BMP Handbook.

Water Quality Management Plan (WQMP) LID Handbook Information regarding the WQMP LID Handbook and Guidance Document is also available. This handbook helps developers outline how their projects will manage stormwater and protect local waterways.

Construction General Permit (CGP) Developers must comply with the CGP when undertaking projects that disturb land. This permit requires the implementation of erosion and sediment control measures, as well as LID practices to minimize runoff during construction.

For further information and resources related to Low Impact Development, please refer to the RCFC page at Riverside County LID BMP Handbook.

Timely reporting of spills is crucial for protecting our community and environment. If you witness a spill or hazardous material release, please follow the guidelines below.

Residents can report spills using the following options:

1. Use Gogov: City Reporting Portal Link
2. Email: publicworks@eastvaleca.gov
3. Call Public Works: 951.703.4470 during business hours (M-Th 7:30 am to 5:30 pm)
4. Non-Business Hours: For urgent matters requiring immediate attention outside of standard business hours, please contact the Public Works after-hours number at 714.925.4628

For hazardous materials spill reporting guidelines, refer to the California Office of Emergency Services (Cal OES) Spill Release Reporting page.