| Oxnard, California, City of | $192 |
| Yucca Valley, CA, Hi-Desert Water District | $289 |
| Bighorn Desert Water Agency | $96 |
| Hesperia, California, City of | $241 |
| El Segundo, California, City of | $241 |
| Orange County Sanitation District, California | $577 |
| Moreno Valley, California - Box Springs Mutual Water Company | $241 |
| Solana Beach, CA, City of | $962 |
| San Diego Water Authority, California | $722 |
| Banning, CA, City of | $433 |
| Sweetwater Authority | $96 |
| Norwalk, California, City of | $241 |
| Monterey County Water Resource Agency in California | $337 |
| California State University, Dominguez Hills | $192 |
| Santa Ana Watershed Project Authority in CA | $289 |
| San Jose, CA, City of | $192 |
| Strathmore Public Utility District | $144 |
| Mission Viejo, CA, City of | $192 |
| San Francisco, CA, City of | $962 |
| Santa Monica, California, City of | $241 |
| Huntington Beach, CA, City of | $289 |
| Downey, CA, City of | $241 |
| Sonoma County, California | $192 |
| Orange County Sanitation District | $192 |
| Laguna Beach, Orange County, California, City of | $385 |
| San Jose, CA, City of for North San Pedro water/sewer | $481 |
| Folsom, California, City of | $241 |
| Laguna Beach, California, City of | $481 |
| East Palo Alto, California, City of | $192 |
| Redding, California, City of | $337 |
| Arcadia and Sierre Madre, California, Cities of | $962 |
| Monrovia, California, City of | $385 |
| Rialto, California, City of | $144 |
| Modesto, California, City of | $144 |
| Roseville, California, City of | $241 |
| Vallejo, California, City of | $289 |
| Westminster, California, City of | $192 |
| Sacramento, California, | $481 |
| San Bernardino, California, City of | $433 |
| Lake Arrowhead, California, City of | $192 |
| Brea, California, City of | $192 |
| Castaic Lake Water Agency, California | $241 |
| Mission Springs Water District, California (see A3I) | $481 |
| Victorville, California, City of (see 'QH9') | $241 |
| Orange County, North Carolina | $481 |
| Southern California Metropolitan Water District | $192 |
| Santa Ana, California, City of | $385 |
| West Valley Water District, California | $289 |
| Brisbane, California, City of | $337 |
| Orange Country, California - Municipal Water District | $144 |
| Barstow, California, City of | $241 |
| Gardena, California, City of | $241 |
| Eureka, California, | $722 |
| Santa Clara Valley Water District, California | $1,059 |
