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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

01029100 E. Br. Penobscot River below Grand Lake Matagamon
Penobscot County, Maine
Hydrologic Unit Code 01020002
Latitude  46°08'03.70", Longitude  68°47'38.06" NAD83
Drainage area 493  square miles
Gage datum 626 feet above NAVD88
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Graph of streamflow measurement data at USGS 01029100 E. Br. Penobscot River below Grand Lake Matagamon
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