James River at Holcomb Rock, Bedford County VA (HRKV2)
Gage Location: Bedford County, Virginia	Site Location: Bedford County, Virginia
Latitude: 37.501	Longitude: -79.263	Elevation: 548.53 ft. MSL	Drainage Area: 3256 Sq. Mi.
Minor Stage: 22 ft.	Moderate Stage: 24 ft.	Major Stage: 28 ft.
First Flood: 1913-03-28	Last Flood: 2010-01-26 Crest: 23.78 ft.	Datum change: 1931-07-01	Number of Floods: 43

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Year Before Datum Change	Number of Floods
1913	1
1914	0
1915	0
1916	0
1917	0
1918	0
1919	0
1920	0
1921	0
1922	0
1923	0
1924	0
1925	0
1926	0
1927	0
1928	0
1929	0
1930	0

Year After Datum Change	Number of Floods
1931	0
1932	0
1933	0
1934	1
1935	1
1936	1
1937	1
1938	0
1939	0
1940	1
1941	0
1942	2
1943	0
1944	0
1945	0
1946	0
1947	0
1948	1
1949	1
1950	2
1951	0
1952	0
1953	0
1954	1
1955	1
1956	0
1957	1
1958	0
1959	0
1960	1
1961	0
1962	0
1963	1
1964	0
1965	0
1966	0
1967	1
1968	0
1969	1
1970	1
1971	1
1972	1
1973	1
1974	0
1975	1
1976	0
1977	1
1978	1
1979	1
1980	0
1981	0
1982	1
1983	0
1984	1
1985	1
1986	0
1987	3
1988	0
1989	0
1990	0
1991	0
1992	1
1993	1
1994	0
1995	2
1996	2
1997	0
1998	0
1999	0
2000	0
2001	0
2002	0
2003	1
2004	1
2005	0
2006	1
2007	0
2008	0
2009	0
2010	1
2011	0
2012	0
2013	0

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: 08:09 AM Feb 08, 2013