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Water-Year Summary for Site 03092090

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
03092090 West Branch Mahoning River near Ravenna, OH
LOCATION - Lat 41°09'41", long 81°11'50" referenced to North American Datum of 1927, Portage County, OH, Hydrologic Unit 05030103, on the right bank at downstream side of McCormick Rd bridge near Ravenna.
DRAINAGE AREA - 21.8 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Continuous discharge gage, October 1965 to September 1993; recording crest stage gage, October 1994 to September 2007. Water temperature, October 1965 to August 1979 and July 2011 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,011.17 ft (NAVD 1988). Prior to July 2015, datum of gage was 1,011.8 ft (NGVD 1929) (Portage County benchmark).
COOPERATION - Peak stage only station, U. S. Army Corps of Engineers, Pittsburgh District.
REMARKS -

Water-quality data formerly collected at this site. U.S. Army Corps of Engineers satellite telemeter at station.

Record quality ratings may not be included in the water-year summary for approved records newer than 09/30/2018.  Record quality is still being rated internally.  For questions about record quality ratings, please send email to: gs-w-oh_NWISWeb_Data_Inquiries@usgs.gov.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 4,810 ft³/s, July 22, 2003, gage height, 10.76 ft.
WATER-QUALITY RECORDS
PERIOD OF RECORD - October 1965 to August 1979. October 2011 to current year.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 1965 to August 1979. October 2011 to current year.
INSTRUMENTATION - Temperature probe. Electronic data logger set for 15 minute interval.
EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: Maximum, 28.3 °C, July 21, 2011; minimum, minus 0.19 °C on March 15, 2023.