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Hydrograph River at a Glance Download
James River (VA) at Holcomb Rock Stage (ft)Flow (kcfs)Highest Observation: 4.38 ft at 10:00AM Sep 27, 2014Highest Observation: 4.38 ft at 10:15AM Sep 27, 2014Highest Observation: 4.38 ft at 10:30AM Sep 27, 2014Highest Observation: 4.38 ft at 10:45AM Sep 27, 2014Highest Observation: 4.38 ft at 11:00AM Sep 27, 2014Highest Observation: 4.38 ft at 11:15AM Sep 27, 2014Highest Observation: 4.38 ft at 11:30AM Sep 27, 2014Observed: 4.37 ft at 11:45AM Sep 27, 2014Observed: 4.37 ft at 12:00PM Sep 27, 2014Observed: 4.37 ft at 12:15PM Sep 27, 2014Observed: 4.37 ft at 12:30PM Sep 27, 2014Observed: 4.36 ft at 12:45PM Sep 27, 2014Observed: 4.36 ft at 1:00PM Sep 27, 2014Observed: 4.36 ft at 1:15PM Sep 27, 2014Observed: 4.36 ft at 1:30PM Sep 27, 2014Observed: 4.36 ft at 1:45PM Sep 27, 2014Observed: 4.36 ft at 2:00PM Sep 27, 2014Observed: 4.36 ft at 2:15PM Sep 27, 2014Observed: 4.36 ft at 2:30PM Sep 27, 2014Observed: 4.36 ft at 2:45PM Sep 27, 2014Observed: 4.36 ft at 3:00PM Sep 27, 2014Observed: 4.35 ft at 3:15PM Sep 27, 2014Observed: 4.35 ft at 3:30PM Sep 27, 2014Observed: 4.35 ft at 3:45PM Sep 27, 2014Observed: 4.35 ft at 4:00PM Sep 27, 2014Observed: 4.35 ft at 4:15PM Sep 27, 2014Observed: 4.35 ft at 4:30PM Sep 27, 2014Observed: 4.35 ft at 4:45PM Sep 27, 2014Observed: 4.35 ft at 5:00PM Sep 27, 2014Observed: 4.35 ft at 5:15PM Sep 27, 2014Observed: 4.34 ft at 5:30PM Sep 27, 2014Observed: 4.34 ft at 5:45PM Sep 27, 2014Observed: 4.34 ft at 6:00PM Sep 27, 2014Observed: 4.34 ft at 6:15PM Sep 27, 2014Observed: 4.34 ft at 6:30PM Sep 27, 2014Observed: 4.34 ft at 6:45PM Sep 27, 2014Observed: 4.34 ft at 7:00PM Sep 27, 2014Observed: 4.34 ft at 7:15PM Sep 27, 2014Observed: 4.34 ft at 7:30PM Sep 27, 2014Observed: 4.34 ft at 7:45PM Sep 27, 2014Observed: 4.34 ft at 8:00PM Sep 27, 2014Observed: 4.34 ft at 8:15PM Sep 27, 2014Observed: 4.33 ft at 8:30PM Sep 27, 2014Observed: 4.33 ft at 8:45PM Sep 27, 2014Observed: 4.33 ft at 9:00PM Sep 27, 2014Observed: 4.33 ft at 9:15PM Sep 27, 2014Observed: 4.33 ft at 9:30PM Sep 27, 2014Observed: 4.33 ft at 9:45PM Sep 27, 2014Observed: 4.33 ft at 10:00PM Sep 27, 2014Observed: 4.33 ft at 10:15PM Sep 27, 2014Observed: 4.32 ft at 10:30PM Sep 27, 2014Observed: 4.32 ft at 10:45PM Sep 27, 2014Observed: 4.32 ft at 11:00PM Sep 27, 2014Observed: 4.32 ft at 11:15PM Sep 27, 2014Observed: 4.32 ft at 11:30PM Sep 27, 2014Observed: 4.32 ft at 11:45PM Sep 27, 2014Observed: 4.32 ft at 12:00AM Sep 28, 2014Observed: 4.31 ft at 12:15AM Sep 28, 2014Observed: 4.31 ft at 12:30AM Sep 28, 2014Observed: 4.31 ft at 12:45AM Sep 28, 2014Observed: 4.31 ft at 1:00AM Sep 28, 2014Observed: 4.31 ft at 1:15AM Sep 28, 2014Observed: 4.31 ft at 1:30AM Sep 28, 2014Observed: 4.31 ft at 1:45AM Sep 28, 2014Observed: 4.31 ft at 2:00AM Sep 28, 2014Observed: 4.31 ft at 2:15AM Sep 28, 2014Observed: 4.31 ft at 2:30AM Sep 28, 2014Observed: 4.31 ft at 2:45AM Sep 28, 2014Observed: 4.3 ft at 3:00AM Sep 28, 2014Observed: 4.3 ft at 3:15AM Sep 28, 2014Observed: 4.3 ft at 3:30AM Sep 28, 2014Observed: 4.3 ft at 3:45AM Sep 28, 2014Observed: 4.3 ft at 4:00AM Sep 28, 2014Observed: 4.3 ft at 4:15AM Sep 28, 2014Observed: 4.3 ft at 4:30AM Sep 28, 2014Observed: 4.3 ft at 4:45AM Sep 28, 2014Observed: 4.3 ft at 5:00AM Sep 28, 2014Observed: 4.3 ft at 5:15AM Sep 28, 2014Observed: 4.3 ft at 5:30AM Sep 28, 2014Observed: 4.3 ft at 5:45AM Sep 28, 2014Observed: 4.3 ft at 6:00AM Sep 28, 2014Observed: 4.3 ft at 6:15AM Sep 28, 2014Observed: 4.29 ft at 6:30AM Sep 28, 2014Observed: 4.29 ft at 6:45AM Sep 28, 2014Observed: 4.29 ft at 7:00AM Sep 28, 2014Observed: 4.29 ft at 7:15AM Sep 28, 2014Observed: 4.29 ft at 7:30AM Sep 28, 2014Observed: 4.29 ft at 7:45AM Sep 28, 2014Observed: 4.29 ft at 8:00AM Sep 28, 2014Observed: 4.29 ft at 8:15AM Sep 28, 2014Observed: 4.28 ft at 8:30AM Sep 28, 2014Observed: 4.28 ft at 8:45AM Sep 28, 2014Observed: 4.28 ft at 9:00AM Sep 28, 2014Observed: 4.28 ft at 9:15AM Sep 28, 2014Observed: 4.28 ft at 9:30AM Sep 28, 2014Observed: 4.28 ft at 9:45AM Sep 28, 2014Observed: 4.28 ft at 10:00AM Sep 28, 2014Observed: 4.28 ft at 10:15AM Sep 28, 2014Observed: 4.28 ft at 10:30AM Sep 28, 2014Observed: 4.28 ft at 10:45AM Sep 28, 2014Observed: 4.28 ft at 11:00AM Sep 28, 2014Observed: 4.28 ft at 11:15AM Sep 28, 2014Observed: 4.27 ft at 11:30AM Sep 28, 2014Observed: 4.27 ft at 11:45AM Sep 28, 2014Observed: 4.27 ft at 12:00PM Sep 28, 2014Observed: 4.27 ft at 12:15PM Sep 28, 2014Observed: 4.27 ft at 12:30PM Sep 28, 2014Observed: 4.27 ft at 12:45PM Sep 28, 2014Observed: 4.27 ft at 1:00PM Sep 28, 2014Observed: 4.27 ft at 1:15PM Sep 28, 2014Observed: 4.27 ft at 1:30PM Sep 28, 2014Observed: 4.27 ft at 1:45PM Sep 28, 2014Observed: 4.27 ft at 2:00PM Sep 28, 2014Observed: 4.27 ft at 2:15PM Sep 28, 2014Observed: 4.27 ft at 2:30PM Sep 28, 2014Observed: 4.27 ft at 2:45PM Sep 28, 2014Observed: 4.27 ft at 3:00PM Sep 28, 2014Observed: 4.27 ft at 3:15PM Sep 28, 2014Observed: 4.27 ft at 3:30PM Sep 28, 2014Observed: 4.27 ft at 3:45PM Sep 28, 2014Observed: 4.27 ft at 4:00PM Sep 28, 2014Observed: 4.27 ft at 4:15PM Sep 28, 2014Observed: 4.27 ft at 4:30PM Sep 28, 2014Observed: 4.27 ft at 4:45PM Sep 28, 2014Observed: 4.27 ft at 5:00PM Sep 28, 2014Observed: 4.27 ft at 5:15PM Sep 28, 2014Observed: 4.27 ft at 5:30PM Sep 28, 2014Observed: 4.27 ft at 5:45PM Sep 28, 2014Observed: 4.26 ft at 6:00PM Sep 28, 2014Observed: 4.26 ft at 6:15PM Sep 28, 2014Observed: 4.26 ft at 6:30PM Sep 28, 2014Observed: 4.26 ft at 6:45PM Sep 28, 2014Observed: 4.26 ft at 7:00PM Sep 28, 2014Observed: 4.26 ft at 7:15PM Sep 28, 2014Observed: 4.26 ft at 7:30PM Sep 28, 2014Observed: 4.26 ft at 7:45PM Sep 28, 2014Observed: 4.26 ft at 8:00PM Sep 28, 2014Observed: 4.26 ft at 8:15PM Sep 28, 2014Observed: 4.26 ft at 8:30PM Sep 28, 2014Observed: 4.26 ft at 8:45PM Sep 28, 2014Observed: 4.26 ft at 9:00PM Sep 28, 2014Observed: 4.26 ft at 9:15PM Sep 28, 2014Observed: 4.26 ft at 9:30PM Sep 28, 2014Observed: 4.26 ft at 9:45PM Sep 28, 2014Observed: 4.26 ft at 10:00PM Sep 28, 2014Observed: 4.26 ft at 10:15PM Sep 28, 2014Observed: 4.26 ft at 10:30PM Sep 28, 2014Observed: 4.26 ft at 10:45PM Sep 28, 2014Observed: 4.26 ft at 11:00PM Sep 28, 2014Observed: 4.26 ft at 11:15PM Sep 28, 2014Observed: 4.26 ft at 11:30PM Sep 28, 2014Observed: 4.26 ft at 11:45PM Sep 28, 2014Observed: 4.26 ft at 12:00AM Sep 29, 2014Observed: 4.26 ft at 12:15AM Sep 29, 2014Observed: 4.26 ft at 12:30AM Sep 29, 2014Observed: 4.26 ft at 12:45AM Sep 29, 2014Observed: 4.26 ft at 1:00AM Sep 29, 2014Observed: 4.26 ft at 1:15AM Sep 29, 2014Observed: 4.26 ft at 1:30AM Sep 29, 2014Observed: 4.26 ft at 1:45AM Sep 29, 2014Observed: 4.26 ft at 2:00AM Sep 29, 2014Observed: 4.26 ft at 2:15AM Sep 29, 2014Observed: 4.26 ft at 2:30AM Sep 29, 2014Observed: 4.26 ft at 2:45AM Sep 29, 2014Observed: 4.26 ft at 3:00AM Sep 29, 2014Observed: 4.26 ft at 3:15AM Sep 29, 2014Observed: 4.26 ft at 3:30AM Sep 29, 2014Observed: 4.26 ft at 3:45AM Sep 29, 2014Observed: 4.26 ft at 4:00AM Sep 29, 2014Observed: 4.26 ft at 4:15AM Sep 29, 2014Observed: 4.26 ft at 4:30AM Sep 29, 2014Observed: 4.26 ft at 4:45AM Sep 29, 2014Observed: 4.26 ft at 5:00AM Sep 29, 2014Observed: 4.26 ft at 5:15AM Sep 29, 2014Observed: 4.26 ft at 5:30AM Sep 29, 2014Observed: 4.26 ft at 5:45AM Sep 29, 2014Observed: 4.26 ft at 6:00AM Sep 29, 2014Observed: 4.26 ft at 6:15AM Sep 29, 2014Observed: 4.26 ft at 6:30AM Sep 29, 2014Observed: 4.26 ft at 6:45AM Sep 29, 2014Observed: 4.26 ft at 7:00AM Sep 29, 2014Observed: 4.26 ft at 7:15AM Sep 29, 2014Observed: 4.26 ft at 7:30AM Sep 29, 2014Observed: 4.26 ft at 7:45AM Sep 29, 2014Observed: 4.26 ft at 8:00AM Sep 29, 2014Observed: 4.26 ft at 8:15AM Sep 29, 2014Observed: 4.26 ft at 8:30AM Sep 29, 2014Observed: 4.26 ft at 8:45AM Sep 29, 2014Observed: 4.26 ft at 9:00AM Sep 29, 2014Observed: 4.26 ft at 9:15AM Sep 29, 2014Observed: 4.26 ft at 9:30AM Sep 29, 2014Observed: 4.26 ft at 9:45AM Sep 29, 2014Observed: 4.26 ft at 10:00AM Sep 29, 2014Observed: 4.26 ft at 10:15AM Sep 29, 2014Observed: 4.26 ft at 10:30AM Sep 29, 2014Observed: 4.26 ft at 10:45AM Sep 29, 2014Observed: 4.26 ft at 11:00AM Sep 29, 2014Observed: 4.26 ft at 11:15AM Sep 29, 2014Observed: 4.26 ft at 11:30AM Sep 29, 2014Observed: 4.26 ft at 11:45AM Sep 29, 2014Observed: 4.26 ft at 12:00PM Sep 29, 2014Observed: 4.26 ft at 12:15PM Sep 29, 2014Observed: 4.26 ft at 12:30PM Sep 29, 2014Observed: 4.26 ft at 12:45PM Sep 29, 2014Observed: 4.26 ft at 1:00PM Sep 29, 2014Observed: 4.26 ft at 1:15PM Sep 29, 2014Observed: 4.26 ft at 1:30PM Sep 29, 2014Observed: 4.26 ft at 1:45PM Sep 29, 2014Observed: 4.26 ft at 2:00PM Sep 29, 2014Observed: 4.26 ft at 2:15PM Sep 29, 2014Observed: 4.26 ft at 2:30PM Sep 29, 2014Observed: 4.26 ft at 2:45PM Sep 29, 2014Observed: 4.26 ft at 3:00PM Sep 29, 2014Observed: 4.26 ft at 3:15PM Sep 29, 2014Observed: 4.26 ft at 3:30PM Sep 29, 2014Observed: 4.26 ft at 3:45PM Sep 29, 2014Observed: 4.26 ft at 4:00PM Sep 29, 2014Observed: 4.26 ft at 4:15PM Sep 29, 2014Observed: 4.26 ft at 4:30PM Sep 29, 2014Observed: 4.26 ft at 4:45PM Sep 29, 2014Observed: 4.26 ft at 5:00PM Sep 29, 2014Observed: 4.25 ft at 5:15PM Sep 29, 2014Observed: 4.25 ft at 5:30PM Sep 29, 2014Observed: 4.25 ft at 5:45PM Sep 29, 2014Observed: 4.25 ft at 6:00PM Sep 29, 2014Observed: 4.25 ft at 6:15PM Sep 29, 2014Observed: 4.25 ft at 6:30PM Sep 29, 2014Observed: 4.25 ft at 6:45PM Sep 29, 2014Observed: 4.25 ft at 7:00PM Sep 29, 2014Observed: 4.25 ft at 7:15PM Sep 29, 2014Observed: 4.25 ft at 7:30PM Sep 29, 2014Observed: 4.25 ft at 7:45PM Sep 29, 2014Observed: 4.25 ft at 8:00PM Sep 29, 2014Observed: 4.25 ft at 8:15PM Sep 29, 2014Observed: 4.25 ft at 8:30PM Sep 29, 2014Observed: 4.25 ft at 8:45PM Sep 29, 2014Observed: 4.25 ft at 9:00PM Sep 29, 2014Observed: 4.25 ft at 9:15PM Sep 29, 2014Observed: 4.25 ft at 9:30PM Sep 29, 2014Observed: 4.25 ft at 9:45PM Sep 29, 2014Observed: 4.25 ft at 10:00PM Sep 29, 2014Observed: 4.25 ft at 10:15PM Sep 29, 2014Observed: 4.25 ft at 10:30PM Sep 29, 2014Observed: 4.25 ft at 10:45PM Sep 29, 2014Observed: 4.25 ft at 11:00PM Sep 29, 2014Observed: 4.25 ft at 11:15PM Sep 29, 2014Observed: 4.25 ft at 11:30PM Sep 29, 2014Observed: 4.25 ft at 11:45PM Sep 29, 2014Observed: 4.25 ft at 12:00AM Sep 30, 2014Observed: 4.25 ft at 12:15AM Sep 30, 2014Observed: 4.25 ft at 12:30AM Sep 30, 2014Observed: 4.25 ft at 12:45AM Sep 30, 2014Observed: 4.25 ft at 1:00AM Sep 30, 2014Observed: 4.25 ft at 1:15AM Sep 30, 2014Observed: 4.25 ft at 1:30AM Sep 30, 2014Observed: 4.25 ft at 1:45AM Sep 30, 2014Observed: 4.25 ft at 2:00AM Sep 30, 2014Observed: 4.25 ft at 2:15AM Sep 30, 2014Observed: 4.25 ft at 2:30AM Sep 30, 2014Observed: 4.25 ft at 2:45AM Sep 30, 2014Observed: 4.25 ft at 3:00AM Sep 30, 2014Observed: 4.25 ft at 3:15AM Sep 30, 2014Observed: 4.25 ft at 3:30AM Sep 30, 2014Observed: 4.25 ft at 3:45AM Sep 30, 2014Observed: 4.25 ft at 4:00AM Sep 30, 2014Observed: 4.25 ft at 4:15AM Sep 30, 2014Observed: 4.25 ft at 4:30AM Sep 30, 2014Observed: 4.25 ft at 4:45AM Sep 30, 2014Observed: 4.25 ft at 5:00AM Sep 30, 2014Observed: 4.25 ft at 5:15AM Sep 30, 2014Observed: 4.25 ft at 5:30AM Sep 30, 2014Observed: 4.25 ft at 5:45AM Sep 30, 2014Observed: 4.25 ft at 6:00AM Sep 30, 2014Observed: 4.25 ft at 6:15AM Sep 30, 2014Observed: 4.25 ft at 6:30AM Sep 30, 2014Observed: 4.25 ft at 6:45AM Sep 30, 2014Observed: 4.25 ft at 7:00AM Sep 30, 2014Observed: 4.25 ft at 7:15AM Sep 30, 2014Observed: 4.25 ft at 7:30AM Sep 30, 2014Observed: 4.25 ft at 7:45AM Sep 30, 2014Observed: 4.25 ft at 8:00AM Sep 30, 2014Observed: 4.25 ft at 8:15AM Sep 30, 2014Observed: 4.24 ft at 8:30AM Sep 30, 2014Observed: 4.24 ft at 8:45AM Sep 30, 2014Highest Forecast: 4.2 ft 2:00PM Sep 30, 2014Highest Forecast: 4.2 ft 8:00PM Sep 30, 2014Highest Forecast: 4.2 ft 2:00AM Oct 01, 2014Highest Forecast: 4.2 ft 8:00AM Oct 01, 2014Highest Forecast: 4.2 ft 2:00PM Oct 01, 2014Highest Forecast: 4.2 ft 8:00PM Oct 01, 2014Highest Forecast: 4.2 ft 2:00AM Oct 02, 2014Highest Forecast: 4.2 ft 8:00AM Oct 02, 2014Highest Forecast: 4.2 ft 2:00PM Oct 02, 2014Forecast: 4.1 ft 8:00PM Oct 02, 2014Highest Forecast: 4.2 ft 2:00AM Oct 03, 2014Highest Forecast: 4.2 ft 8:00AM Oct 03, 2014USGS--Water Resources of the United StatesHRKV2(plotting HGIRG) Graph Created (9:48AM Sep 30, 2014)ObservedForecast (issued 9:35AM Sep 30)Latest observed value: 4.24 ft at 8:45 AM EDT 30-Sep-2014. Flood Stage is 22 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the James River (VA) at Holcomb Rock are issued routinely year-round.
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Upstream Gauge - at Buchanan Upstream Gauge Downstream Gauge Downstream Gauge - at Bent Creek
Flood Categories (in feet)
Major Flood Stage:28
Moderate Flood Stage:24
Flood Stage:22
Action Stage:18

Historical Crests
(1) 42.15 ft on 11/05/1985
(2) 35.50 ft on 08/20/1969
(3) 32.38 ft on 06/22/1972
(4) 31.30 ft on 03/28/1913
(5) 30.99 ft on 01/20/1996
Show More Historical Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.91 ft on 10/05/1970
(2) 3.02 ft on 09/21/1941
(3) 3.06 ft on 10/13/1941
(4) 3.11 ft on 09/26/1963
(5) 3.12 ft on 09/02/1968
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
32 WATER FLOODS RAILROAD TRACKS ALONG RIGHT BANK.
28 WATER REACHES MAIL FLOOR OF POWERHOUSE.
23 POWER EQUIPMENT YARD AND ACCESS FLOODED AT HOLCOMB ROCK DAM.
22 TWO FEET OF WATER IN POWERHOUSE LOWER FLOOR.
About This Location Collapse

Latitude: 37.501111° N, Longitude: 79.262778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 22 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 548.53 ft 570.53 ft  

Current/Historical Observations:

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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Blacksburg Weather Forecast Office
1750 Forecast Drive
Blacksburg, VA 24060
(540) 552-0084
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Page last modified: 5-Aug-2014 6:39 PM
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