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Water-Year Summary for Site 02423496

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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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Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00060 Discharge(Mean)  
00065 Gage height(Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00300 Dissolved oxygen(Max.,Min.,Mean)  

Water year 2020: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2020
02423496 CAHABA RIVER NEAR HOOVER, AL
LOCATION - Lat 33°22'09", long 86°47'03" referenced to North American Datum of 1927, Jefferson County, AL, Hydrologic Unit 03150202, upstream of Cahaba River Sewage Treatment Plant, 1.1 mi upstream from U.S. Highway 31, 2.1 mi upstream from station 02423500, and at mile 138.9.
DRAINAGE AREA - 226 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 1988 to current year.
GAGE - Water-stage recorder. Datum of gage is 379.56 ft above NGVD of 1929 (levels by Jefferson County Engineering Department).
REMARKS - Estimated values: January 30, February 21, March 5-7, and May 7, 2019. Record considered fair, except for estimated periods, which were poor.
WATER-QUALITY RECORDS
PERIOD OF RECORD - November 1988 to current year.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: November 1988 to December 2006, October 2007 to current year. WATER TEMPERATURE: November 1988 to current year. DISSOLVED OXYGEN: November 1988 to current year.
INSTRUMENTATION - Water-quality monitor.
REMARKS - Maximum and minimum values given in EXTREMES FOR PERIOD OF RECORD and EXTREMES FOR CURRENT YEAR may have been exceeded during periods of missing record.
EXTREMES FOR PERIOD OF RECORD - SPECIFIC CONDUCTANCE: Maximum, 529 microsiemens/cm, July 30. 2013; minimum, 29 microsiemens/cm, May 4, 5, 1997. WATER TEMPERATURE: Maximum, 34.1°C, June 8, 1990; minimum, 0.5°C, Dec. 24, 1989. DISSOLVED OXYGEN: Maximum, 17.1 mg/L, Mar. 6, 2002; minimum, 0.5 mg/L, Sept. 28, 1995.