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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
02017500 JOHNS CREEK AT NEW CASTLE, VA
LOCATION - Lat 37°30'22", long 80°06'25" referenced to North American Datum of 1927, Craig County, VA, Hydrologic Unit 02080201, on right bank 20 ft downstream from bridge on State Highway 615 at New Castle and 1,700 ft upstream from mouth.
DRAINAGE AREA - 105 mi².
REVISIONS HISTORY - WSP 972: 1935-36(M), 1940(M). WSP 1203: 1928, 1935. WSP 1303: 1927(M), 1928, 1929-34(M), 1935. OFR 2006-1308: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1926 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,254.07 (± 0.1) ft above NAVD 88. Prior to Jun. 7, 1937, nonrecording gage at present site and datum.
COOPERATION - Records were provided by the Virginia Department of Environmental Quality - Water Division.
REMARKS - Maximum discharge, 8,000 ft³/s, from rating curve extended above 3,200 ft³/s on basis of slope-area measurement of peak flow.
WATER-QUALITY RECORDS
PERIOD OF RECORD - December 2006 to September 2008.
PERIOD OF DAILY RECORD - February 2007 to September 2008.
COOPERATION - Daily records were provided by the Virginia Department of Environmental Quality - Water Division.
INSTRUMENTATION - Specific conductance and water temperature monitor. Electronic data logger with 15-minute recording interval.
EXTREMES FOR PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: Maximum, 353 microsiemens/cm, Apr. 4, 2008; minimum, 9 microsiemens/cm, May 23, 25, 26, 2008.
WATER TEMPERATURE: Maximum, 29.4°C, Aug. 10, 2007; minimum, -0.1°C, Dec. 7, 2007.
SPECIFIC CONDUCTANCE: Maximum, 353 microsiemens/cm, Apr. 4, 2008; minimum, 9 microsiemens/cm, May 23, 25, 26, 2008.
WATER TEMPERATURE: Maximum, 29.4°C, Aug. 10, 2007; minimum, -0.1°C, Dec. 7, 2007.
