| Karl Kamm's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2021 Silverton Ultra Dirty (100 mile) | Colorado, US | 44 | Friday, August 6, 2021 | 34:06:56.00 |
| 2017 Silverton Double Dirty 30 (55K) | Colorado, US | 40 | Saturday, September 23, 2017 | 09:20:10.00 |
| Karl Kamm's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2021 Silverton Ultra Dirty (100 mile) | Colorado, US | 44 | Friday, August 6, 2021 | 34:06:56.00 |
| 2017 Silverton Double Dirty 30 (55K) | Colorado, US | 40 | Saturday, September 23, 2017 | 09:20:10.00 |