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Water-Year Summary for Site 02156500

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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(Max.,Min.,Mean)  
00065 Gage height(Max.,Min.,Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00300 Dissolved oxygen(Max.,Min.,Mean)  
00400 pH(Max.,Min.,Med.)  

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

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USGS Water-Year Summary 2019
02156500 BROAD RIVER NEAR CARLISLE, SC
LOCATION - Lat 34°35'42", long 81°25'17" referenced to North American Datum of 1927, Union County, SC, Hydrologic Unit 03050106, on right bank at downstream side of bridge on State Highway 72, 1.3 mi upstream from Sandy River, 2.0 mi downstream from Seaboard Coast Line Railroad bridge, 2.5 mi east of Carlisle, 5.0 mi downstream from Neal Shoals Dam, and at mile 226.0.
DRAINAGE AREA - 2,790 mi².
REVISIONS HISTORY - WSP 892: 1939(M), drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1938 to current year. Monthly discharge only for some periods, published in WSP 1303.
GAGE - Data collection platform. Datum of gage is 290.79 ft above NGVD of 1929. Prior to March 28, 2007 at site 40 ft upstream and at same datum.
REMARKS -
For the 2014 water year, records good. 
For the 2015 water year, records good except those for estimated daily discharges, which are poor.
For the 2016 water year, records good.
For the 2017 water year, records good.
For the 2018 water year, records good.
EXTREMES FOR PERIOD OF RECORD - The maximum peak flow for period of record is from a rating curve extended above 66,000 cfs on basis of computation of peak flow over Neal Shoals Dam. Maximum Discharge: 123,000 cfs; 10/10/1976 Maximum Gage Height: 31.51 ft; 10/10/1976
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 1948, 1963-64, 1969 to current year.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: October 1973 to current year. pH: October 1973 to current year. WATER TEMPERATURE: October 1973 to current year. DISSOLVED OXYGEN: October 1973 to current year.
INSTRUMENTATION - Water-quality multiprobe and data collection platform.
REMARKS -
For the 2014 water year, specific conductance records rated good except for Aug. 1, 2, which are poor.
For the 2014 water year, pH records rated good except for Feb. 11 to Apr. 17, which are fair. 
For the 2014 water year, temperature records rated good. 
For the 2014 water year, dissolved oxygen records rated good.

For the 2015 water year, specific conductance records rated excellent. 
For the 2015 water year, pH records rated excellent except for Oct. 1-15, Jul. 21 to Aug. 25, which are good. 
For the 2015 water year, temperature records rated good. 
For the 2015 water year, dissolved oxygen records rated excellent except for Oct. 1-15, which are good.

For the 2016 water year, specific conductance records rated excellent, except Aug. 30 to Sept. 30, which are good. 
For the 2016 water year, pH records rated good. 
For the 2016 water year, temperature records rated excellent. 
For the 2016 water year, dissolved oxygen records rated excellent.

 
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum, 471 microsiemens, Aug. 27, 1987; minimum, 16 microsiemens, Mar. 18, 1990. pH: Maximum, 9.2 units, June 25, 1986, Feb. 14, 2017; minimum, 5.1 units, Aug. 6, 7, 1992, Apr. 27, 2002. WATER TEMPERATURE: Maximum, 35.5°C, July 13, 1992; minimum, -0.1°C, first occurrence on Jan. 05, 2018. DISSOLVED OXYGEN: Maximum, 15.8 mg/L on many days, first occurrence on Jan. 07, 2018; minimum, 3.0 mg/L, July 6, 1994.