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Water-Year Summary for Site 02069700

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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
00060 Discharge(Mean)  

Water year 2021: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2021
02069700 SOUTH MAYO RIVER NEAR NETTLERIDGE, VA
LOCATION - Lat 36°34'15", long 80°07'47" referenced to North American Datum of 1927, Patrick County, VA, Hydrologic Unit 03010103, on right bank 60 ft downstream from bridge on State Highway 700, 1.2 mi southeast of Nettleridge, 1.4 mi downstream from Russell Creek, and 3.6 mi upstream from Spoon Creek.
DRAINAGE AREA - 85.5 mi².
REVISIONS HISTORY - WDR VA-74-1: 1972(M). OFR 2006-1308: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1962 to current year.
GAGE - Water-stage recorder. Datum of gage is 871.60 ft NGVD of 1929. Prior to Oct. 9, 1964, nonrecording gage and crest-stage gage at present site and datum.
COOPERATION - Records were provided by the Virginia Department of Environmental Quality - Water Division.
REMARKS - Maximum discharge, 20,600 ft³s, from rating curve extended above 2,900 ft³/s on basis of contracted-opening measurements at gage heights 18.32 ft and 22.00 ft. Water-quality records for some prior periods have been collected at this location by the Virginia Department of Environmental Quality - Water Division.