| Number | Event_Description | Lane | Team_Description | Results | Notes |
|---|
| 40A | Girls 2nd Youth 8+-Heat 01 | *03 | Cincinnati Jrs.-Boat NOVICES | 05:18:74 | |
| | Race Time: 05/08/1999 16:16 PM | *02 | St. Louis Rowing Club-Boat A | 05:22:86 | |
| | *** Race_is_Official *** | *01 | Dublin H.S. Crew | 05:28:03 | |
| | | 04 | Upper Arlington H.S. Crew | 05:36:14 | |
| | | 05 | Indianapolis Rowing Center | 05:58:20 | |
| | | | Boats marked with * advance to FINAL | | |
| 40B | Girls 2nd Youth 8+-Heat 02 | *02 | Mendota Rowing Club | 05:10:74 | |
| | Race Time: 05/08/1999 16:23 PM | *03 | St. Louis Rowing Club-Boat B | 05:20:20 | |
| | *** Race_is_Official *** | *05 | Cincinnati Jrs. | 05:20:68 | |
| | | 04 | Beaumont H.S. Crew | 05:42:25 | |
| | | 01 | Westerville H.S. Crew | 05:43:48 | |
| | | | Boats marked with * advance to FINAL | | |