Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
746880
| KS | Barton | @ Great Bend Packing Company along U.S. 281 (Site 1) Chloride discharge point | 1997 |
11030008
| Lower Walnut Creek | established |
746881
| KS | Barton | @ Great Bend Packing Company off U.S. 281 (Site 2 and 3) | 1997 |
11030008
| Lower Walnut Creek | established |
746862
| KS | Barton | just SW of US Hwy 281 bridge at Great Bend | 1996 |
11030008
| Lower Walnut Creek | established |
746863
| KS | Barton | SW of US Hwy 281 bridge at Great Bend at the Great Bend Packing Co. (River only) | 1996 |
11030008
| Lower Walnut Creek | established |
746929
| KS | Rush | Otter Creek | 2003 |
11030008
| Lower Walnut Creek | established |
746921
| KS | Rush | Sand Creek | 2002 |
11030008
| Lower Walnut Creek | established |