Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1457642
| CA | Imperial | Irrigation canal east of El Centro, Imperial County, California | 1949 |
18100204
| Salton Sea | established |
29641
| CA | Imperial | Salton Sea | 1916 |
18100204
| Salton Sea | established |
278815
| CA | Riverside | Drainage canal south of Mecca, at junction of Hwy 111 and Johnson Avenue [St.]. | 1974 |
18100204
| Salton Sea | established |
278816
| CA | Riverside | Drainage canal south of Mecca, at junction of Hwy 111 and Johnson Avenue [St.]. | 1974 |
18100204
| Salton Sea | established |