Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
744758
| AZ | Maricopa | Pond in Ahwatukee | 2014 |
15050100
| Middle Gila | failed |
260217
| NV | Clark | Hafen Park Pond, Mesquite | 2008 |
15010010
| Lower Virgin | failed |
166857
| PA | Allegheny | Allegheny River at 13 Street in Sharpsburg | 2006 |
05010009
| Lower Allegheny | failed |
241131
| PA | Allegheny | Highland Park Dam (=Locks and Dam 2 - located across from Sharpsburg, Aspinwall and Etna, downstream from the Highland Park Bridge) | 2007 |
05010009
| Lower Allegheny | failed |
1340816
| UT | Washington | Washington City Warm Springs (aka 'The Boilers') | 2015 |
15010008
| Upper Virgin | unknown |