A 1,872 km² sub-basin of the New England region in MA. 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 |
|---|---|---|---|---|
| 2026-10-20 | 1 | 0 | 0/9 | p58 |
| 2026-10-19 | 1 | 0 | 0/9 | p59 |
| 2026-10-18 | 1 | 0 | 0/9 | p64 |
| 2026-10-17 | 1 | 0 | 0/9 | p67 |
| 2026-10-16 | 1 | 0 | 0/9 | p61 |
| 2026-10-15 | 9 | 0 | 0/9 | p67 |
| 2026-10-14 | 9 | 0 | 0/9 | p74 |
| 2026-10-13 | 9 | 0 | 0/9 | p78 |
| 2026-10-12 | 9 | 0 | 0/9 | p68 |
| 2026-10-11 | 9 | 0 | 1/9 | p34 |
| 2026-10-10 | 9 | 0 | 1/9 | p33 |
| 2026-10-09 | 9 | 0 | 1/9 | p38 |
| 2026-10-08 | 9 | 0 | 2/9 | p45 |
| 2026-10-07 | 9 | 0 | 2/9 | p47 |