East Branch Penobscot River HUC8 01020002
A 2,900 km² sub-basin of the New England region in ME. Drought coverage is from the US Drought Monitor (map of 2026-09-01); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
57
Moderate
Drought index
200
Severe
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
50%
of 2 reporting
Median flow
47%
p18 of record
Water assets
636
2 springs · 20 wells
USGS gauges (3)
- Seboeis River near Shin Pond, Maine010292009 cfsp6 · much below normal
- East Branch Penobscot River at Grindstone, Maine01029500508 cfsp29 · normal
- E. Br. Penobscot River below Grand Lake Matagamon01029100359 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 200 | 0 | 1/2 | p18 |
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- 65South Branch Trout Brookriver
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