| Number | Event_Description | Lane | Team_Description | Results | Notes |
|---|
| 19A | Boys Lightweight (140 lbs.) 4+-Heat 01 | *05 | Riverview Comm. H.S. Crew | 05:07:70 | |
| | Race Time: 05/08/1999 11:27 AM | *03 | St. Mary`s Prep Crew | 05:09:27 | |
| | *** Race_is_Official *** | *04 | St. Ignatius Cleveland | 05:16:56 | |
| | | 06 | Grosse Ile H.S. Crew-Boat A | 05:25:18 | |
| | | 02 | St. Johns Jesuit H.S. | 05:28:24 | |
| | | 01 | Forest Hills Central H.S. Crew | 05:37:14 | |
| | | | Boats marked with * advance to FINAL | | |
| 19B | Boys Lightweight (140 lbs.) 4+-Heat 02 | *04 | Parkersburg South | 05:18:01 | |
| | Race Time: 05/08/1999 11:34 AM | *02 | Dublin H.S. Crew | 05:19:13 | |
| | *** Race_is_Official *** | *05 | Roosevelt (T.) H.S. Crew | 05:26:76 | |
| | | 01 | Grosse Ile H.S. Crew-Boat B | 05:36:14 | |
| | | 03 | Central Catholic H.S. Crew | 06:21:45 | |
| | | | Boats marked with * advance to FINAL | | |