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

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Date of Flood Crest(ft) Streamflow(cfs) Category Code 1877-11-25 20.9 -9999 Moderate *** (B) 1889-06-01 18.8 -9999 Moderate *** (B) 1924-05-01 16.7 17800 Minor *** (B) 1929-04-16 15.4 14600 Minor *** 1934-12-01 19 24600 Moderate *** 1936-03-17 23.25 40500 Major *** 1937-04-25 17 186000 Minor *** 1942-05-22 16.93 18300 Minor none 1942-10-15 25.3 50000 Major none 1945-09-18 15.9 15800 Minor none 1955-08-18 16.6 17500 Minor none 1970-07-09 16.55 17400 Minor none 1972-10-05 19.5 26400 Moderate none 1975-03-19 17.29 19500 Minor none 1976-10-09 16.98 18500 Minor none 1979-09-05 15.69 15500 Minor none 1979-10-02 15.25 14600 Minor none 1985-11-04 25.13 49200 Major none 1994-08-17 15.26 14800 Minor none 1996-01-19 19.71 27000 Moderate none 1996-09-06 27.86 63400 Major none 2003-09-19 15.22 20400 Minor none 2011-04-16 15.68 16300 Minor none

MARFC Codes
Code Description
(!!!) Datum changed during this year.
(1) Backwater Effect.
(2) 15.77 ft also occurred on 11/25/1950 but only counted as one flood.
(3) Estimated from currrent USGS rating table.
(4) Estimated height from the USGS.
(5) Gage height at a different site and/or datum
(6) Discharge affected by Regulation or Diversion
(7) Due to changes, prior floods were based on present flood stage. Therefore, flood data could possibly be incomplete.
(8) Gage is a staff gage and not the offical USGS gage. Therefore, some floods may be missing from our study.
(9) Discharge effected by snow-melt, ice jam or debris jam break up
(A) Discharge affected to unknown degree by regulation or diversion.
(B) Month or day of occurrence is unknown or not exact.
(C) All or part of the record affected by urbanization, mining, agricultural changes, channelization, or other factors.
(D) Crest height adjusted to current datum.
(E) Estimated discharge.
(F) Only annual maximum peak available for this year.
(O) This flood occurred at a previous flood stage that is lower than the current flood stage. This is only a historical flood.
** Crest information looks reasonable despite potential problems. This data was used in our study.
*** Crest information looks unreliable and incomplete and was not used in our flood frequency study.
**** Gauge was discontinued in 2004. 2004 and later was not used in our study.
none No code

Updated: 08:58 AM Jun 28, 2012