South Branch Potomac River near Petersburg, Grant County WV (PETW2)
Gage Location: Grant County, West VirginiaSite Location: Grant County, West Virginia
Latitude: 38.991Longitude: -79.176Elevation: 968.34 ft. MSLDrainage Area: 651 Sq. Mi.
Minor Stage: 14 ft. Moderate Stage: 15 ft.Major Stage: 17 ft.
First Flood: 1877-11-24Last Flood: 2010-01-25 Crest: 14.86 ft.Datum change: 2011-03-16Number of Floods: 29

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MINOR FLOODS
Date of FloodCrest(ft)
1939-02-0314.6
1940-05-3114.5
1963-03-1914.79
1967-03-0714.74
1996-05-1714.29
2007-04-1514.07
2008-03-0514.16
2010-01-2514.86
MODERATE FLOODS
Date of FloodCrest(ft)
1932-02-0415.18
1972-10-0616.16
1976-10-0915.14
MAJOR FLOODS
Date of FloodCrest(ft)
1877-11-2421.2
1924-05-1319.2
1936-03-1720.3
1949-06-1722.83
1985-11-0521.8
1996-01-1920
1996-09-0622.2
MISSING
Date of FloodCrest(ft)



Categorical Floods by Month
MonthMinor
After
Datum
Minor
Total
Moderate
After
Datum
Moderate
Total
Major
After
Datum
Major
Total
Missing
After
Datum
Missing
Total
January02000100
February02010000
March05000100
April01000000
May04000100
June01000100
July00000000
August00000000
September01000100
October02020000
November00000200
December01000000


Categorical Floods by Season
SeasonMinorModerateMajorMissing
Fall3230
Winter5110
Spring10020
Summer1010