Challenge Cup 50 - 50 Km
| Rank | Year | Name | Category | Result |
|---|---|---|---|---|
| 1 | 1983 | Marcy Schwam | F 30-39 | 3:52:10 |
| 2 | 1983 | Carol Witwer | F 30-39 | 5:11:55 |
| 3 | 1983 | Michael Witwer | M 40-49 | 5:11:55 |
| 4 | 1983 | Erin Coffee | F < 20 | 7:41:40 |
| Rank | Year | Name | Category | Result |
|---|---|---|---|---|
| 1 | 1983 | Marcy Schwam | F 30-39 | 3:52:10 |
| 2 | 1983 | Carol Witwer | F 30-39 | 5:11:55 |
| 3 | 1983 | Michael Witwer | M 40-49 | 5:11:55 |
| 4 | 1983 | Erin Coffee | F < 20 | 7:41:40 |