South Fork Shenandoah River at Front Royal, Warren County VA (FROV2)
Gage Location: Warren County, VirginiaSite Location: Warren County, Virginia
Latitude: 38.914Longitude: -78.211Elevation: 469.38 ft. MSLDrainage Area: 1634 Sq. Mi.
Minor Stage: 12 ft. Moderate Stage: 14 ft.Major Stage: 18 ft.
First Flood: 1901-04-21Last Flood: 2014-05-16 Crest: 12.07 ft.Datum change: 1930-09-01Number of Floods: 49

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1901-04-21-999946200MissingC1 F1 G1
1902-03-0123.576800MajorC1 G1
1903-03-0113.722800MinorC1 G1
1934-12-0217.9947400Moderatenone
1935-09-0612.9427500Minornone
1936-02-1612.927500Minornone
1936-03-1826.0198000Majornone
1937-04-2718.9451500Majornone
1940-08-1715.8640400Moderatenone
1942-05-2316.241400Moderatenone
1942-10-1634.8130000Majornone
1945-09-1917.849200Moderatenone
1948-12-0512.3125400Minornone
1949-06-1919.252900Majornone
1950-12-0513.6430000Minornone
1953-03-2612.4425800Minornone
1955-08-1922.5468200Majornone
1971-05-3117.8646600Moderatenone
1972-06-2223.9875100Majornone
1972-10-0721.3562500Majornone
1973-12-2713.3229000Minornone
1975-03-2018.7450500Majornone
1976-10-1014.1231900Moderatenone
1977-11-0812.0324400Minornone
1978-01-2714.1332000Moderatenone
1978-03-1512.3325500Minornone
1979-02-2614.4333100Moderatenone
1979-09-0713.9231200Minornone
1983-03-2012.6126500Minornone
1984-02-1515.8538500Moderatenone
1984-03-3012.8627400Minornone
1985-11-0632.43120000Majornone
1987-04-1818.5149400Majornone
1992-04-2315.0335300Moderatenone
1993-03-0516.5541200Moderatenone
1996-01-2025.281000Majornone
1996-09-0732.57121000Majornone
1998-01-0915.4236800Moderatenone
1998-02-0513.8230800Minornone
1998-02-1815.0135300Moderatenone
2003-02-2412.7627053Minornone
2003-09-1918.0747500Majornone
2003-09-2313.7830690Minornone
2004-09-2914.7734400Moderatenone
2005-11-3013.6430200Minornone
2010-01-2614.9635100Moderatenone
2010-03-1413.1428400Minornone
2011-04-1815.6737800Moderatenone
2014-05-1612.0725700Minornone



Codes and description

C1|Crest information during this period may be incomplete and therefore was not used in frequency calculations. Some of the floods are based on current flood stage and nearby gage information.
C2|Crest information during this period looks reliable despite potential problems. This data was used in frequency calculations.
C3|Crest height estimated by the USGS.
C4|Crest height is from the National Weather Service.
C5|Crest height affected by backwater.
C6|Crest occurred at a previous flood stage that is lower than the current flood stage. The crests below the new flood stage are not used in flood frequency calculations.
C7|Crest from USGS yearly peak and/or date is different than the crest we provide. In many cases MARFC uses crest based on backwater or ice effects.
C8|Crest month or day of occurrence has been estimated by The Middle Atlantic River Forecast Center usually based on nearby gage information.
C9|Crest date (day) in the month is unknown.
F1|Flow is an estimate.
F2|Flow affected by regulation or diversion and in some cases to an unknown degree.
F3|Flow effected by snow-melt, ice jam or debris jam break up.
F4|Flow affected by dam failure.
F5|Flow - All or part of the record affected by urbanization, mining, agricultural changes, channelization or other factors.
G1|Gage height at a different site and/or datum.
G2|Gage is not an official USGS gage with crests provided by the NWS. Crest information looks unreliable and incomplete and not used in flood frequency calculations.
G3|Gage datum changed during this year.
none,No code; Good Data

Updated: 07:31 AM Dec 19, 2014