| Rawhide Mutual Water Company | Jamestown, CA | 269 | 11 | - |
| Di Giorgio School Water System | Arvin, CA | 268 | 35 | - |
| Rough & Ready Village | Stockton, CA | 268 | 95 | - |
| Anzar High School | San Juan Bautista, CA | 268 | 2 | - |
| Christian Berets Conf. Center | Modesto, CA | 268 | 6 | - |
| Cuyamaca Sp - Green Valley | Borrego Springs, CA | 266 | 6 | - |
| The Cottages at Tenaya Lodge | Fishcamp, CA | 265 | 8 | - |
| Ridgewood Water System | Willits, CA | 265 | 25 | - |
| Nestldown Ranch | Los Gatos, CA | 265 | 0 | - |
| Bob's Tiny Mart | Porterville, CA | 265 | 38 | - |
| Belmont Water Corporation | Fresno, CA | 264 | 20 | - |
| Jpd Regional Police Training Center | Fresno, CA | 264 | 4 | - |
| MD 08 North Fork Water System | Madera, CA | 264 | 86 | - |
| Navajo MWC | Apple Valley, CA | 264 | 5 | - |
| Clements Water Works #43 | Stockton, CA | 264 | 7 | - |
| Lakeshore Heights Mutual Water | Lakehead, CA | 264 | 35 | - |
| Naco West - Russian River Preserve | Chicago, CA | 263 | 8 | - |
| Eleven Oaks Mobile Home Community | North Highlands, CA | 262 | 6 | - |
| Willows Mobile Home Community & RV Park | Sacramento, CA | 261 | 5 | - |
| Central Camp Water Company | Fresno, CA | 261 | 50 | - |
| Berryessa Pines Water System | Napa, CA | 261 | 29 | - |
| Lawrence Livermore National Lab-Site 300 | Livermore, CA | 261 | 0 | - |
| Shasta Co CSA # 8 Palo Cedro | Redding, CA | 261 | 4 | - |
| Moss Landing MWC | Moss Landing, CA | 260 | 39 | - |
| Ophir Elementary School Water System | Loomis, CA | 260 | 31 | - |
| Bar H MWC | Lucerne Valley, CA | 260 | 25 | - |
| Oakvale Park | Escondido, CA | 260 | 50 | - |
| Happy Acres Mutual Benefit Water System | Petaluma, CA | 260 | 8 | - |
| Sierra King Homeowners Assn | Three Rivers, CA | 260 | 8 | - |
| Vineyard Mutual Water Company/Industrial | Ventura, CA | 259 | 8 | - |
| Kerman Event Center | Kerman, CA | 258 | 0 | - |
| Camp Sugar Pine | Oakhurst, CA | 258 | 13 | - |
| Ivcsd Crescent Mills | Greenville, CA | 258 | 6 | - |
| Saratoga Heights Mutual Water Company | Saratoga, CA | 258 | 16 | - |
| Lds Church Merced | Tulare, CA | 257 | 0 | - |
| Sce/Camp Edison-Shaver | Rosemead, CA | 256 | 14 | - |
| Green Acres Trailer Park | Fort Bragg, CA | 256 | 4 | - |
| Pheneger Creek WS | Big Sur, CA | 256 | 17 | - |
| Ccwd - Wallace | San Andreas, CA | 255 | 3 | - |
| Cal 20 Village and Meadow Pointe Park | Stockton, CA | 255 | 30 | - |
| Newberry Elementary School | Newberry Springs, CA | 255 | 4 | - |
| Pine Valley Bible Conference Center | Pine Valley, CA | 255 | 27 | - |
| Gill Sidhu Chevron | Vacaville, CA | 255 | 2 | - |
| River Bend Resort | Forestville, CA | 255 | 13 | - |
| Hope Elementary School | Porterville, CA | 255 | 37 | - |
| Artois Community S.D. | Artois, CA | 254 | 26 | - |
| Irish Beach Water District | Manchester, CA | 254 | 13 | - |
| Tahoe Timber Trails | Truckee, CA | 254 | 1 | - |
| Nps - Kelso Depot | Barstow, CA | 254 | 2 | - |
| U.s.n., San Nicolas Island | Point Mugu, CA | 254 | 24 | - |