Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
545840
| NE | Madison | North Fork Elkhorn River, Elm Street Bridge | 1969 |
10220002
| North Fork Elkhorn | established |
545927
| NE | Madison | North Fork Elkhorn River, RR bridge to dam, Elm St. to Nash-F | 1968 |
10220002
| North Fork Elkhorn | established |
609597
| NE | Pierce | 0.75 mi. E. Hadar on Hwy 13, Site-35; T25N,R1W`,Sec.28,SW1/4 of SE1/4; UTM 14T 629549E 4662785N; Elkhorn | 2005 |
10220002
| North Fork Elkhorn | established |
609598
| NE | Pierce | 1.5 mi. N. Pierce, Site-36; T26N,R2W,Sec.14,SW1/4 of SW1/4; UTM 14T 621870E 4675746N; Elkhorn | 2005 |
10220002
| North Fork Elkhorn | established |
545894
| NE | Pierce | Breslau Creek, 1s 2w Osmond | 1972 |
10220002
| North Fork Elkhorn | established |
545893
| NE | Pierce | Dry Creek, 2nw Foster | 1972 |
10220002
| North Fork Elkhorn | established |
545955
| NE | Pierce | Dry Creek, near Foster | 1986 |
10220002
| North Fork Elkhorn | established |
545658
| NE | Pierce | Missouri River | 1985 |
10220002
| North Fork Elkhorn | established |
544947
| NE | Pierce | Missouri River | 1986 |
10220002
| North Fork Elkhorn | established |
545944
| NE | Pierce | Missouri River | 1990 |
10220002
| North Fork Elkhorn | established |
545715
| NE | Pierce | Missouri River | 1990 |
10220002
| North Fork Elkhorn | established |
545012
| NE | Pierce | Missouri River | 1993 |
10220002
| North Fork Elkhorn | established |
545890
| NE | Pierce | North Fork Elkhorn River, 1e 1s Hadar | 1972 |
10220002
| North Fork Elkhorn | established |
545891
| NE | Pierce | North Fork Elkhorn River, 2e 1s Pierce | 1972 |
10220002
| North Fork Elkhorn | established |
545956
| NE | Pierce | North Fork Elkhorn River, near Pierce | 1986 |
10220002
| North Fork Elkhorn | established |
545421
| NE | Pierce | Platte River | 1991 |
10220002
| North Fork Elkhorn | established |
545892
| NE | Pierce | Willow Creek, 9s Plainview | 1972 |
10220002
| North Fork Elkhorn | established |
545841
| NE | Stanton | North Fork Elkhorn River, River jct. to first bridge | 1969 |
10220002
| North Fork Elkhorn | established |
545926
| NE | Stanton | North Fork Elkhorn River, River jct. to ramp on north shore | 1968 |
10220002
| North Fork Elkhorn | established |