Shenandoah River at Millville, Jefferson County WV (MILW2)
Gage Location: Jefferson County, West Virginia	Site Location: Jefferson County, West Virginia
Latitude: 39.282	Longitude: -77.789	Elevation: 292.44 ft. MSL	Drainage Area: 3041 Sq. Mi.
Minor Stage: 10 ft.	Moderate Stage: 14 ft.	Major Stage: 17 ft.
First Flood: 1870-09-30	Last Flood: 2013-05-09 Crest: 13.12 ft.	Datum change: 2012-03-13	Number of Floods: 50

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Month Number of Floods After Datum Number of Floods Total Cumulative Total After Datum Cumulative Total January 0 4 0 4 February 1 7 1 11 March 0 6 1 17 April 0 8 1 25 May 1 4 2 29 June 0 3 2 32 July 0 0 2 32 August 0 2 2 34 September 0 6 2 40 October 1 5 3 45 November 0 1 3 46 December 0 4 3 50 Seasonal Totals Winter (Dec-Jan-Feb) 15 Spring (Mar-Apr-May) 18 Summer (Jun-Jul-Aug) 5 Fall (Sep-Oct-Nov) 12

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: 11:55 AM May 10, 2013