- Riverside County Department of Environmental Health - Oversees hazardous waste collection and restaurant inspections.
- Riverside County Integrated Project - Planning effort to simultaneously prepare environmental, transportation, housing and development guidelines. Includes background and plan overview.
- Southwestern Riverside County Multi-Species Reserve - Reserve consists of 11,000 acres surrounding and connecting Diamond Valley Lake with Lake Skinner. Brief description and noteworthy species.
- Waste Management Department - Operates and maintains the landfills of Riverside County, and assists in programs that promote recycling and waste diversion. Site features information on hazardous waste, recycling, and composting.
