| Common Name | County | Date | Observer(s) | Number | Comments | Record Type |
| 1 Swamp Darner [Epiaeschna heros] | Washington | 2020-06-21 | B. Bockhahn | 1 | PETT | Sight |
| 2 Swamp Darner [Epiaeschna heros] | Washington | 2018-09-03 | B. Bockhah, K. Kittelberger | 2 | PETT | Sight |
| 3 Swamp Darner [Epiaeschna heros] | Washington | 2017-06-02 | Mike Turner | 1 | Pettigrew State Park | Sight |
| 4 Swamp Darner [Epiaeschna heros] | Washington | 2013-06-13 | E. Corey, N.Howell | 4 | SCRI - Scuppernong River SNA | Sight |
| 5 Swamp Darner [Epiaeschna heros] | Washington | 2009-06-19 | E. Corey | 2 | PETT - Pocosin Natural Area, south shore of the lake. | Sight |
| 6 Swamp Darner [Epiaeschna heros] | Washington | 2008-04-23 | E. Corey | 0 | SCRI - Observed at Weyerhauser Tract while setting minnow traps | Sight |
| 7 Swamp Darner [Epiaeschna heros] | Washington | 2008-04-19 | E. Corey | 4 | SCRI - Patrolling territories along path at Weyerhauser Tract | Sight |
| 8 Swamp Darner [Epiaeschna heros] | Washington | 2004-06-19 | ASH | 1 | PETT - Seen in park on butterfly count. | Sight |
| 9 Swamp Darner [Epiaeschna heros] | Washington | 1995-04-25 | R. Duncan Cuyler | 1 | sex=MALE, city=Plymouth, directions=NE on Rt. 45, habitat=Conaby Creek, source=R DUNCAN CUYLER COLLECTION-IORI | Collect |
| 10 Swamp Darner [Epiaeschna heros] | Washington | 1978-04-29 | R. Duncan Cuyler | 2 | Male=1 Female=1, city=Plymouth, directions=NE on Rt. 45, habitat=Roanoke River, source=R DUNCAN CUYLER COLLECTION-FSCA | Collect |