| Common Name | County | Date | Observer(s) | Number | Comments | Record Type |
| 1 Needham's Skimmer [Libellula needhami] | Washington | 2017-06-16 | Mark Shields | 1 | Conaby Creek, from boating access area to 2.25 km upstream by kayak | Photo online |
| 2 Needham's Skimmer [Libellula needhami] | Washington | 2009-08-04 | Belville, B; Ambrose, B | 3 | PETT - flying around canal by office mailbox | Sight |
| 3 Needham's Skimmer [Libellula needhami] | Washington | 2004-06-19 | ASH | 7 | PETT - Seen in park on butterfly count. | Sight |
| 4 Needham's Skimmer [Libellula needhami] | Washington | 1975-06-18 | R. Duncan Cuyler | 3 | Male=2 Female=1, city=Roper, source=R DUNCAN CUYLER COLLECTION-FSCA | Collect |