Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1652390
| NE | Lancaster | Cardwell Branch, Yankee Hill Lake, middle levee, south of the dam | 2020 |
10200203
| Salt | unknown |
1652391
| NE | Lancaster | Cottontail Lake, at boat launch | 2020 |
10200203
| Salt | unknown |
52698
| NE | Lancaster | Hedgefield Lake Reservoir [~3 mi. SE of Hickman, NE] | 1998 |
10200203
| Salt | established |
1731292
| NE | Lancaster | Hedgefield Reservoir, northwest corner of lake at boat ramp, [1.24 air miles ENE center Holland], [Firth Quad]. | 1999 |
10200203
| Salt | |