To officially complete the race, runners must meet the following firm cutoff times:
100M
| Aid Station | Time of Day | Race Time |
|---|---|---|
| Avery Rec Area (34.5 miles) | 5:35 PM Saturday | 11:35 |
| Hickory Nut Mountain (66 miles) | 4:30 AM Sunday | 22:30 |
| ADA (west end) (81 miles) | 10:00 AM Sunday | 28:00 |
| Finish (100 miles) | 4:00 PM Sunday | 34:00 |
100K
| Aid Station | Time of Day | Race Time |
|---|---|---|
| Avery Rec Area (30 miles) | 4:00 PM Saturday | 10:00 |
| Crystal Springs (48 miles) | 10:00 PM Saturday | 16:00 |
| Finish (62 miles) | 6:00 AM Sunday | 24:00 |