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Water-Year Summary for Site USGS 02423425

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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.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • 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
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 33°24'56", long 86°44'23" referenced to North American Datum of 1927, Shelby County, AL, Hydrologic Unit 03150202, on left bank 700 ft upstream from bridge on county road, 2.5 mi upstream from Little Shades Creek, 3.0 mi south of Cahaba Heights, 3.4 mi downstream from Little Cahaba River, and at river mile 144.9.
DRAINAGE AREA - 201 mi².
PERIOD OF RECORD - August 1975 to September 1985, July 1996 to current water year.
GAGE - Water-stage recorder and concrete control. Elevation of gage is 410 ft above NGVD of 1929, from topographic map.
REMARKS - Estimated values: December 6-7, 2018; January 19-22, April 3, May 7-9, and August 8, 2019. Record considered good, except for estimated periods, which were poor. An average of 82 ft³/s is diverted above station by Birmingham Water Works Board, and is not included in records. Flow partly regulated by Purdy Lake(capacity, 15,300 acre-ft) on Little Cahaba River.