South River near Waynesboro, Waynesboro County VA (WAYV2)
Gage Location: Augusta County, VirginiaSite Location: Augusta County, Virginia
Latitude: 38.058Longitude: -78.908Elevation: 1296.2 ft. MSLDrainage Area: 127 Sq. Mi.
Minor Stage: 9.5 ft. Moderate Stage: 11 ft.Major Stage: 13 ft.
First Flood: 1942-10-15Last Flood: 2011-04-16 Crest: 11.38 ft.Datum change: 1952-10-01Number of Floods: 18

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1942-10-1514.314500MajorC1 C8
1955-08-1813.9513500Majornone
1969-08-2015.2717400Majornone
1971-05-309.995690Minornone
1972-06-2114.2514400Majornone
1972-10-0511.418040Moderatenone
1975-03-1910.36180Minornone
1979-09-0511.377970Moderatenone
1985-11-0415.317500Majornone
1987-04-179.585110Minornone
1996-01-1913.5812500Majornone
1996-09-0613.4612300Majornone
1998-02-1710.055810Minornone
2003-09-1913.9513800Majornone
2004-09-2810.456460Minornone
2005-11-2910.546610Minornone
2010-01-2510.015470Minornone
2011-04-1611.388120Moderatenone



Codes and description

C1|Crest information looks unreliable and incomplete and not used in frequency calculations. Some of the floods are based on current flood stage and nearby gage information.
C2|Crest information 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: 07:20 AM Nov 12, 2013