To officially complete the race, runners must meet the following firm cutoff times:
100M
| Aid Station | Time of Day | Race Time |
|---|---|---|
| Hickory Nut Mountain (34 miles) | 4:35 AM Saturday | 11:35 |
| Avery Rec Area (64 miles) | 2:55 PM Saturday | 21:55 |
| Crystal Springs (82 miles) | 9:00 PM Saturday | 28:00 |
| Finish (100 miles) | 3:00 AM Sunday | 34:00 |
100K
| Aid Station | Time of Day | Race Time |
|---|---|---|
| Avery Rec Area (30 miles) | 2:55 PM Saturday | 8:55 |
| Crystal Springs (48 miles) | 9:00 PM Saturday | 15:00 |
| Finish (62 miles) | 3:00 AM Sunday | 21:00 |