North Fork Shenandoah River at Cootes Store, Rockingham County VA (COOV2)
Gage Location: Rockingham County, VirginiaSite Location: Rockingham County, Virginia
Latitude: 38.637Longitude: -78.853Elevation: 1051.8 ft. MSLDrainage Area: 210 Sq. Mi.
Minor Stage: 15 ft. Moderate Stage: 18 ft.Major Stage: 21 ft.
First Flood: 1877-11-25Last Flood: 2011-04-16 Crest: 16.33 ft.Datum change: 1937-11-15Number of Floods: 23

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1877-11-2520.9-9999ModerateC1 C8
1889-06-0118.8-9999ModerateC1 C8
1924-05-1216.717800MinorC1 C4 C8
1929-04-1615.414600MinorC1
1934-12-011924600ModerateC1
1936-03-1723.2540500MajorC1
1937-04-2517186000MinorC1
1942-05-2216.9318300Minornone
1942-10-1525.350000Majornone
1945-09-1815.915800Minornone
1955-08-1816.617500Minornone
1970-07-0916.5517400Minornone
1972-10-0519.526400Moderatenone
1975-03-1917.2919500Minornone
1976-10-0916.9818500Minornone
1979-09-0515.6915500Minornone
1979-10-0215.2514600Minornone
1985-11-0425.1349200Majornone
1994-08-1715.2614800Minornone
1996-01-1919.7127000Moderatenone
1996-09-0627.8663400Majornone
2003-09-1915.2220400Minornone
2011-04-1616.3322200Minornone



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