| Becki Lynn Lassley's efforts: | From | Date | Finish Time |
|---|---|---|---|
| Blue Sky Marathon 2020 (Blue Sky) | Colorado, US | Saturday, November 14, 2020 | 04:57:50.00 |
| Never Summer (2020) (100k) | Colorado, US | Saturday, July 25, 2020 | 15:57:18.00 |
| Blue Sky Marathon 2019 (Blue Sky) | Colorado, US | Saturday, October 19, 2019 | 05:13:35.00 |
| 2018 Silverton Ultra Marathon (100K) | Colorado, US | Saturday, August 11, 2018 | 15:51:16.00 |
| 2017 Silverton Double Dirty 30 (100K) | Colorado, US | Saturday, September 23, 2017 | 18:42:04.00 |
| Never Summer 100k 2017 | CO | Saturday, July 22, 2017 | 19:41:16.00 |
| Quad Rock 2017 | Colorado, US | Saturday, May 13, 2017 | Not yet started |
| Never Summer 100k 2016 | CO | Saturday, July 23, 2016 | 17:56:19.00 |
| 2016 Golden Gate Dirty 30 (50K) | Saturday, June 4, 2016 | 07:34:23.52 | |
| 2015 Golden Gate Dirty 30 (50K) | Saturday, May 30, 2015 | 07:49:30.27 |