| Palm Canyon Creek Near Palm Springs, CA |
| Palm Canyon Wash Near Cathedral City, CA |
| Palo Verde Canal Near Blythe, CA |
| Panoche Creek At I-5 Near Silver Creek, CA |
| Pechanga Creek Near Temecula, CA |
| Perris Valley Storm Dr At Nuevo Rd Near Perris, CA |
| Pescadero Creek Near Pescadero, CA |
| Petaluma River At Copland Pumping Station At Petaluma, CA |
| Pilarcitos Creek At Half Moon Bay, CA |
| Pilarcitos Creek Below Stone Dam Near Hillsborough, CA |
| Piru Creek Above Frenchmans Flat, CA |
| Piru Creek Above Lake Piru, CA |
| Piru Creek Below Santa Felicia Dam, CA |
| Pit River Below Pit No 1 Ph Near Fall River Mills, CA |
| Pit River Near Canby, CA |
| Plunge Creek Near East Highlands, CA |
| Prosser Creek Below Prosser Creek Dam Near Truckee, CA |
| Putah Creek Near Guenoc, CA |
| Putah Creek Near Winters, CA |
| Pvid Creek Canal Spill Near Blythe, CA |
| Pvid D23 Spill Near Blythe, CA |
| Pvid F-Canal Spill Near Blythe, CA |
| Rainbow Creek Near Fallbrook, CA |
| Reclamation Ditch Near Salinas, CA |
| Redwood Creek At Orick, CA |
| Redwood Creek Near Blue Lake, CA |
| Rio Hondo Above Whittier Narrows Dam, CA |
| Rio Hondo Below Whittier Narrows Dam, CA |
| Robinson Creek At Twin Lakes Outlet Near Bridgeport, CA |
| Rush Creek Near Lewiston, CA |
| Russian River At Digger Bend Near Healdsburg, CA |
| Russian River At Geyserville, CA |
| Russian River At Jimtown, CA |
| Russian River At Johnsons Beach At Guerneville, CA |
| Russian River Near Cloverdale, CA |
| Russian River Near Guerneville, CA |
| Russian River Near Healdsburg, CA |
| Russian River Near Hopland, CA |
| Russian River Near Talmage, CA |
| Russian River Near Ukiah, CA |
| Russian River Near Windsor, CA |
| Sacramento River Above Bend Bridge Near Red Bluff, CA |
| Sacramento River Above Delta Cross Channel, CA |
| Sacramento River At Colusa, CA |
| Sacramento River At Decker Island Near Rio Vista, CA |
| Sacramento River At Delta, CA |
| Sacramento River At Freeport, CA |
| Sacramento River At Keswick, CA |
| Sacramento River At Rio Vista, CA |
| Sacramento River At Verona, CA |
