Mark Dalton
| Challenge | Team | Total Miles | |
|---|---|---|---|
| 2025 Challenge | HDR | 223.3 | View Activities |
| 2024 Challenge | HDR | 281.1 | View Activities |
| 2022 Challenge | HDR | 300.7 | View Activities |
| 2020 Challenge | HDR | 270.9 | View Activities |
| 2020 Bonus Challenge | HDR | 390.0 | View Activities |
| 2018 Challenge | HDR Alaska | 172.2 | View Activities |
| 2017 Challenge | HDR Alaska | 243.2 | View Activities |