Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
4748
| CA | Butte | Butte County ditches | 1992 |
18020000
| Upper Sacramento | established |
4749
| CA | Colusa | Colusa County ditches | 1992 |
18020000
| Upper Sacramento | established |
4392
| CA | Modoc-Shasta | Pit River from Britton Reservoir to Pit River Falls | 1962 |
18020003
| Lower Pit | established |
4391
| CA | Modoc-Shasta | Pit River from Britton Reservoir to Pit River Falls | 1980 |
18020003
| Lower Pit | established |
4402
| CA | Shasta | Burney Creek, at mouth, at Britton Reservoir | 1990 |
18020003
| Lower Pit | established |
4401
| CA | Shasta | Fall River Mills | 1990 |
18020003
| Lower Pit | established |
1420821
| CA | Shasta | Pit River, 8 mi NE Burney, Rt. 299 bridge | 1989 |
18020003
| Lower Pit | unknown |
4390
| CA | Shasta/Modoc | Pit River drainage | 1980 |
18020003
| Lower Pit | established |
4747
| CA | Yolo | Yolo County ditches | 1992 |
18020000
| Upper Sacramento | established |