- Be Water Wise
- Three Valleys Municipal Water District
- Metropolitan Water District of Southern California
- Project WET (Water Education Today)
- Water Education Foundation
- Save our Water
- Water Saver Home
- US Environmental Protection Agency (EPA)
- Discover Water
- The Theodore Payne Foundation
- Santa Barbara Botanic Garden
- Rancho Santa Ana Botanic Garden
PUBLIC AGENCIES
- California DPH
- US Environmental Protection Agency (EPA)
- Metropolitan Water District of Southern California
- Sanitation Districts of Los Angeles County
- Three Valleys Municipal Water District