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Around South Branch Penobscot River
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Source: USGS GNIS · Source: Canadian Geographical Names Database (NRCan), Open Government Licence - Canada · Public land: USGS PAD-US
About this river
South Branch Penobscot River is a 34.0 mile river. Streamflow is measured at the USGS gauge S. Br. Penobscot River nr Canada Falls Lake, Maine (site 01027240). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2017 to 2026
South Branch Penobscot River typically runs highest in April, at a median 1,010 cfs, and lowest in September, at 78 cfs. The highest flow on record for any single day is 7,650 cfs, in 2024.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 179 | 132 to 219 |
| February | 122 | 69 to 161 |
| March | 212 | 125 to 456 |
| April | 1,010 | 512 to 1,880 |
| May | 288 | 197 to 705 |
| June | 142 | 90 to 281 |
| July | 110 | 92 to 241 |
| August | 97 | 62 to 181 |
| September | 78 | 52 to 197 |
| October | 81 | 55 to 164 |
| November | 182 | 71 to 319 |
| December | 217 | 157 to 594 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 10 years of record. Statistics published by the US Geological Survey for S. Br. Penobscot River nr Canada Falls Lake, Maine (site 01027240). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
One mapped launch sits in the mapped area of South Branch Penobscot River. Ramp data comes from the USGS national boat-ramp inventory.
- Canada Falls LakeCanada Falls LakePublic
Made to print
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show South Branch Penobscot River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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