Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
37525
| NE | | North Platte from Lake McConaughy to Scotts Bluff | 1987 |
10180009
| Middle North Platte-Scotts Bluff | established |
37764
| NE | | North Platte from Lake McConaughy west to state line | 1974 |
10180009
| Middle North Platte-Scotts Bluff | established |
37529
| NE | Morrill | North Platte tributaries | 1987 |
10180009
| Middle North Platte-Scotts Bluff | established |
37380
| NE | Morrill-Scotts Bluff | North Platte tributaries between Bridgeport and Scotts Bluff | 1974 |
10180009
| Middle North Platte-Scotts Bluff | established |
37526
| NE | Scotts Bluff | North Platte tributaries | 1987 |
10180009
| Middle North Platte-Scotts Bluff | established |