| Camrosa Las Posas Basin GSA |
| Arroyo Santa Rosa Basin GSA |
| Camrosa OPV Management Area GSA |
| Cuyama Basin Groundwater Sustainability |
| Fillmore and Piru Basins Groundwater |
| Fox Canyon Groundwater Management Agency |
| Las Posas Valley Basin Outlying Areas |
| Mound Basin Groundwater Sustainability |
| Ojai Basin Groundwater Management Agency |
| Oxnard Basin Outlying Areas |
| Pleasant Valley Basin Outlying Areas |
| Santa Paula Basin Outlying Areas |
| Upper Ventura River Groundwater Agency |
