| USDA Code | Watershed | Maximum Order | Area (acres) | Area (sq.mi) | % of Basin |
|---|---|---|---|---|---|
| 010 | Dry Fork | 51 | 245,478 | 383.00 | 17.90 |
| 020 | Upper Meramec River | 52 | 220,875 | 345.00 | 16.10 |
| 030 | Huzzah Creek | 63 | 170,302 | 266.00 | 12.40 |
| 040 | Courtois Creek | 54 | 140,801 | 220.00 | 10.20 |
| 050 | Lower Middle Meramec RM 166-110 | 55 | 159,792 | 250.00 | 11.60 |
| 060 | Indian Creek | 56 | 101,046 | 158.00 | 7.40 |
| 070 | Upper Middle Meramec RM 110-42 | 77 | 187,513 | 293.00 | 13.60 |
| 080 | Lower Meramec River | 77 | 149,686 | 250.00 | 10.90 |
| Total Meramec River basin | 1,375,493 | 2,149.00 | 100.00 |
1Dry Fork 2Crooked Creek 3Huzzah Creek 4Courtois Creek 5Brazil Creek 6Indian Creek 7Meramec River