Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
37456
| NE | | eastern and northern NE lakes | 1886 |
10220003
| Lower Elkhorn | failed |
37758
| NE | Dawes | Big Bordeaux Creek, Dawes County | 1942 |
10140201
| Upper White | failed |
37747
| NE | Keith | Lake McConaughy | 1952 |
10180014
| Lower North Platte | failed |
37748
| NE | Morrill | Red Willow Creek, Morrill County | 1943 |
10180009
| Middle North Platte-Scotts Bluff | failed |
37749
| NE | Morrill | Suhr drain, Morrill County | 1944 |
10180009
| Middle North Platte-Scotts Bluff | failed |
37751
| NE | Scotts Bluff | Dry Sheep Creek, Scotts Bluff County | 1943 |
10180009
| Middle North Platte-Scotts Bluff | failed |
37750
| NE | Scotts Bluff | Nine Mile Creek, Scotts Bluff County | 1943 |
10180009
| Middle North Platte-Scotts Bluff | failed |
37752
| NE | Sioux | Niobrara River in Sioux County | 1937 |
10150002
| Niobrara Headwaters | failed |