Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
612429
| NE | Antelope | 2 mi. E. Clearwater on Hwy 275, Site-312; T25N,R7W,Sec.5,SE1/4 of NW1/4; UTM 14T 569725E 4668958N; Elkhorn | 2005 |
10220001
| Upper Elkhorn | established |
612448
| NE | Cuming | 5 mi. NW Wisner at Black Island SWMA., Site-34; T23N,R4E,Sec.6,SW1/4 of NE1/4; UTM 14T 664903E 4651612N; Elkhorn | 2005 |
10220003
| Lower Elkhorn | established |
612451
| NE | Dodge | 1 mi. N. Winslow on Hwy 77, Site-315; T19N,R8E,Sec.14,SW1/4 of NW1/4; UTM 14T 708318E 4610452N; Elkhorn | 2005 |
10220003
| Lower Elkhorn | established |
612816
| NE | Holt | 1 mi. S. Emmet, Site-288; T29N,R13W,Sec.23,SW1/4 of SW1/4; UTM 14T 515447E 4701529N; Elkhorn | 2005 |
10220001
| Upper Elkhorn | established |
612818
| NE | Holt | 3 mi. S. Ewing, Site-313A; T26N,R9W,Sec.23,SW1/4 of NW1/4; UTM 14T 554673E 4673505N; Elkhorn | 2005 |
10220001
| Upper Elkhorn | established |
612817
| NE | Holt | 3.5 mi. W. Stuart, Site-49/286; T30N,R16W,Sec.8,NE1/4ofNE1/4; UTM 14T 482871E 4715740N; Elkhorn River | 2004 |
10220001
| Upper Elkhorn | established |
613227
| 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 |
613228
| 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 |