Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
  • The issue impacting the delivery of satellite data transmissions in the western United States has been resolved. Current data for impacted locations are now accessible from USGS web portals. The data to fill any resultant gaps in water records will be downloaded from field equipment for manual upload following the next scheduled field visit.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.
  • Full News RSS icon
Click to hide state-specific text

* IMPORTANT: Next Generation Station Page

USGS 01029500 East Branch Penobscot River at Grindstone, Maine

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text
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
  
2021-03-29  2021-07-27
2021-03-29  2021-07-27
1998-10-01  2021-07-27
2007-10-01  2021-07-27







 (7)
 

  -- or --

 


 

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


Temperature, air, degrees Celsius

Most recent instantaneous value: 18.0 07-27-2021   02:30 EDT
Graph of

Add up to 2 more sites and replot for "Temperature, air, degrees Celsius"

?
 


Create presentation-quality / stand-alone graph.  

See this graph on the Monitoring Location Pages




Temperature, air, degrees Fahrenheit

Most recent instantaneous value: 64.4 07-27-2021   02:30 EDT
Graph of

Add up to 2 more sites and replot for "Temperature, air, degrees Fahrenheit"

?
 


Create presentation-quality / stand-alone graph.  

See this graph on the Monitoring Location Pages




Discharge, cubic feet per second

Most recent instantaneous value: 616 07-27-2021   02:30 EDT
Graph of

Add up to 2 more sites and replot for "Discharge, cubic feet per second"

?
 


Create presentation-quality / stand-alone graph.   Subscribe to WaterAlert      

See this graph on the Monitoring Location Pages


Daily discharge, cubic feet per second -- statistics for Jul 27 based on 99 water years of record more
Min
(1952)
25th
percen-
tile
Most Recent
Instantaneous
Value Jul 27
Median Mean 75th
percen-
tile
Max
(1972)
201 615 616 830 1120 1210 8220


Gage height, feet

Most recent instantaneous value: 4.85 07-27-2021   02:30 EDT
Graph of

Add up to 2 more sites and replot for "Gage height, feet"

?
 


Create presentation-quality / stand-alone graph.   Subscribe to WaterAlert      

See this graph on the Monitoring Location Pages