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USGS 01029500 East Branch Penobscot River at Grindstone, Maine

  Stream Site

DESCRIPTION:
Latitude 45°43'49",   Longitude 68°35'22"   NAD83
Penobscot County, Maine, Hydrologic Unit 01020002
Drainage area: 837 square miles
Contributing drainage area: 1,086.0 square miles,
Datum of gage: 294.10 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1998-10-01  2025-11-24  
 Daily Data
    Discharge, cubic feet per second  1902-10-01  2025-11-23  38040 
    Gage height, feet  1998-05-22  2016-10-02  6699 
 Daily Statistics 
    Discharge, cubic feet per second  1902-10-01  2025-03-03 37775 
    Gage height, feet  1998-05-22  2016-10-02 6699 
 Monthly Statistics 
    Discharge, cubic feet per second  1902-10  2025-03  
    Gage height, feet  1998-05  2016-10  
 Annual Statistics 
    Discharge, cubic feet per second  1903  2025  
    Gage height, feet  1998  2017  
 Peak streamflow 1903-03-26  2023-12-19  106 
 Field measurements 1923-05-05  2025-11-18  214 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1969-06-12  2006-09-05  80 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Maine Water Science Center
Email questions about this site to Maine Water Science Center Water-Data Inquiries