Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
28002
| AZ | | state non-specific | 1953 |
15000000
| Lower Colorado Region | established |
27932
| AZ | | state non-specific | 1953 |
15000000
| Lower Colorado Region | established |
28075
| AZ | Yuma | backwater of the Colorado River in Arizona, 2 miles north of San Luis, Sonora | 1953 |
15030107
| Lower Colorado | established |
28076
| AZ | Yuma | Colorado River in Baja California Norte, 2 miles south of Gadsden | 1953 |
15030107
| Lower Colorado | established |
29873
| CA | Riverside | one of the drying pools of the settling basin of the Coachella Valley County Water District | 1953 |
18100201
| Whitewater River | established |
29874
| CA | Riverside | one of the drying pools of the settling basin of the Coachella Valley County Water District | 1953 |
18100201
| Whitewater River | established |
29875
| CA | Riverside | one of the drying pools of the settling basin of the Coachella Valley County Water District | 1953 |
18100201
| Whitewater River | established |