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Water-Year Summary for Site 03453000

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Max.,Min.,Mean)  
00065 Gage height(Mean,Max.,Min.)  

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

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USGS Water-Year Summary 2020
03453000 IVY RIVER NEAR MARSHALL, NC
LOCATION - Lat 35°46'11", long 82°37'15" referenced to North American Datum of 1983, Madison County, NC, Hydrologic Unit 06010105, on right bank 0.2 miles downstream from bridge on US Hwy 25-70, 1.9 miles upstream from mouth, and 4.0 miles southeast of Marshall. Station is reached by car by traveling west on US Hwy 25-70 from Weaverville to Marshall.
DRAINAGE AREA - 158 mi². (measured by TVA from topographic maps, scale 1:24,000). Basin is sparsely populated and land use is mainly for small farms. Basin is in moderate rainfall area, 40-50 inches per year.
REVISIONS HISTORY - WSP 803: 1934(M), 1935(M). WSP 1910: 1936(P), 1937(M), 1940(M), 1946(M), 1957(P). WDR NC-04-1: 1994-2003(M).
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1933 to September 1973. July 1, 1994 to current year. Monthly discharge only for some periods, published in WSP 1306.
GAGE - Water-stage recorder. Datum of gage is 1,700.41 ft above National Geodetic Vertical Datum of 1929 (levels by Tennessee Valley Authority). Satellite telemetry at streamgage.
REMARKS -

Considerable low flow regulation, at times, caused by small power plant at Ivy Dam, 0.4 mi upstream.

2014 - Records good.
2015 - Records good except those for estimated daily discharges, which are poor.
2016 - Records good except those for estimated daily discharges, which are poor.
2017 - Records good except those for estimated discharges, which are poor.
2018 - Records good except those for estimated discharges, which are poor.
2019 - Records good except those for estimated discharges, which are fair. 
2020 - Records good except those for estimated discharges, which are poor.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of June, 1876, reached a stage of 16.0 ft, from studies by Tennessee Valley Authority (discharge 14,000 ft³/s). An outstanding but lesser flood occurred in July, 1916 (stage and discharge unknown).