A 7,621 km² sub-basin of the Ohio region in NC, TN, VA. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 20 | 0 | 1/8 | p53 |
| 2026-10-20 | 20 | 0 | 1/8 | p58 |
| 2026-10-19 | 20 | 0 | 1/8 | p65 |
| 2026-10-18 | 20 | 0 | 0/8 | p67 |
| 2026-10-17 | 20 | 0 | 0/8 | p70 |
| 2026-10-16 | 20 | 0 | 0/8 | p78 |
| 2026-10-15 | 53 | 0 | 0/8 | p82 |
| 2026-10-14 | 53 | 0 | 0/8 | p87 |
| 2026-10-13 | 53 | 0 | 0/8 | p92 |
| 2026-10-12 | 53 | 0 | 0/8 | p98 |
| 2026-10-11 | 53 | 0 | 1/8 | p65 |
| 2026-10-10 | 53 | 0 | 5/8 | p21 |
| 2026-10-09 | 53 | 0 | 4/8 | p25 |
| 2026-10-08 | 91 | 0 | 4/8 | p25 |