Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
748109
| CA | Orange | Santa Ana River above Featherly Park. | 1972 |
18070203
| Santa Ana | established |
748090
| CA | Orange | Santa Ana River at Featherly Park, about 10mi W. Corona. | 1972 |
18070203
| Santa Ana | established |
747731
| CA | Orange | Santa Ana River Valley Canal at Imperial Highway. | 1972 |
18070203
| Santa Ana | established |
748107
| CA | Orange | Santa Ana Valley Canal at BM 334. | 1972 |
18070203
| Santa Ana | established |
748091
| CA | Orange | Villa Park Dam | 1972 |
18070203
| Santa Ana | established |
747903
| CA | Riverside | Riverside County: Corona; Temescal Creek at Auburndale Street | 1993 |
18070203
| Santa Ana | established |
747824
| CA | Riverside | Santa Ana River at Buena Vista Drive | 1980 |
18070203
| Santa Ana | established |
747830
| CA | Riverside | Santa Ana River at foot of Etiwanda Ave. 1.5 km NE Norco | 1987 |
18070203
| Santa Ana | established |
748064
| CA | Riverside | Santa Ana River at Hammer Avenue Bridge | 1975 |
18070203
| Santa Ana | established |
748063
| CA | Riverside | Santa Ana River, 200 yards below Prado Dam | 1975 |
18070203
| Santa Ana | established |
747831
| CA | Riverside | Sunnyslope Channel Creek, from Louis Rubidoux Nature Center, to CA 1.5 km downstream | 1987 |
18070203
| Santa Ana | established |
747948
| CA | Riverside | Trib to Santa Ana River. Maps: 250k - Santa Ana; 24k - Corona North; 100k - Santa Ana | 2002 |
18070203
| Santa Ana | established |
748208
| CA | San Bernardino | Cajon Creek | 1976 |
18070203
| Santa Ana | established |
748057
| CA | San Bernardino | Chino Creek at Highway 83 | 1975 |
18070203
| Santa Ana | established |