USGS Water-Year Summary for Site 03453500

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	Available Parameters
	00060 Discharge(Max.,Min.,Mean)
	00065 Gage height(Max.,Min.,Mean)

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

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USGS Water-Year Summary 2019

03453500 FRENCH BROAD RIVER AT MARSHALL, NC

LOCATION - Lat 35°47'11", long 82°39'39" referenced to North American Datum of 1983, Madison County, NC, Hydrologic Unit 06010105, on right bank 0.7 mi upstream from Hayes Creek, 1.0 mi downstream of Ivy River, 1.5 mi southeast of Marshall, and at river mile 126.7.

DRAINAGE AREA - 1,332 mi². (measured by TVA from topographic maps, scale 1:24,000). The basin has a large flood plain area (upper part), the majority of which is in cultivation, with steep, sloped areas covered by hardwood forests and dense undercover. It is sparsely populated except for a number of small towns, villages, and the City of Asheville. Basin is located in a varied rainfall area ranging from about 40 inches (lower part) to 80 inches at Rosman (head).

REVISIONS HISTORY - WSP 1436: 1954, maximum discharge.

SURFACE-WATER RECORDS

PERIOD OF RECORD - October 1942 to current year.

GAGE - Water-stage recorder. Datum of gage is 1,646.79 ft above National Geodetic Vertical Datum of 1929 (levels by Tennessee Valley Authority). Satellite telemetry at streamgage.

REMARKS - Small diversions from tributaries for water supply. Slight diurnal fluctuation and occasional slight regulation at low flow caused by small reservoirs upstream from station. Prior to July 1963, some regulation by Progress Energy Company, Weaver Plant, 15 mi upstream, after November 1986 the same power plant was operated by the Metropolitan Sewage Treatment Plant.

2014 - Records good.
2015 - Records good except those for estimated daily discharges, which are fair.
2016 - Records fair.
2017 - Records good except those for estimated discharges, which are fair.

EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage observed since at least 1791: 22.0 ft, July 16, 1916; discharge: 115,000 ft³/s. Flood of August 30, 1940, reached a stage of 16.6 ft; discharge, 70,000 ft³/s, from high water marks, flood profiles, and studies by Tennessee Valley Authority.