USGS 01029500 East Branch Penobscot River at Grindstone, Maine

PROVISIONAL DATA SUBJECT TO REVISION

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USGS Maine Office celebrating over 100 years of streamgage record for this station.

Station operated as a Federal Priority Streamgage.
Period of Record - Discharge: October 1902 to September 1982 (monthly discharge only for some periods). October 1999 to current year. Gage Height: May 1998 to September 1999.

The National Weather Service flood stage for this site is 13.0 ft. (Forecast)

Current shift-adjusted rating in tab-delimited format.
These are updated daily and can change often! If you use these ratings it is important that you update often so that you have the most current version.
What is a shift-adjusted rating?
This station managed by the Augusta ME Field Office.

Available Parameters Available Period
  
1998-10-01  2024-11-21
2007-10-01  2024-11-21







 (7)
 
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Summary of all available data for this site
Instantaneous-data availability statement

Discharge, cubic feet per second
Most recent instantaneous value: 316 11-21-2024   13:00 EST
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Nov 21 based on 103 water years of record more
Min
(1925)		 Most Recent
Instantaneous
Value Nov 21		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(2007)
150 316 843 1330 1850 2430 6370

Gage height, feet
Most recent instantaneous value: 4.39 11-21-2024   13:00 EST
Graph of Gage height, feet

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