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Hydrograph River at a Glance Download
Blackwater River (VA) above Franklin Stage (ft)Flow (cfs)Observed: 6.69 ft at 8:15AM Mar 26, 2024Observed: 6.69 ft at 8:30AM Mar 26, 2024Observed: 6.7 ft at 8:45AM Mar 26, 2024Observed: 6.7 ft at 9:00AM Mar 26, 2024Observed: 6.7 ft at 9:15AM Mar 26, 2024Observed: 6.69 ft at 9:30AM Mar 26, 2024Observed: 6.69 ft at 9:45AM Mar 26, 2024Observed: 6.69 ft at 10:00AM Mar 26, 2024Observed: 6.69 ft at 10:15AM Mar 26, 2024Observed: 6.69 ft at 10:30AM Mar 26, 2024Observed: 6.69 ft at 10:45AM Mar 26, 2024Observed: 6.69 ft at 11:00AM Mar 26, 2024Observed: 6.69 ft at 11:15AM Mar 26, 2024Observed: 6.69 ft at 11:30AM Mar 26, 2024Observed: 6.69 ft at 11:45AM Mar 26, 2024Observed: 6.69 ft at 12:00PM Mar 26, 2024Observed: 6.69 ft at 12:15PM Mar 26, 2024Observed: 6.69 ft at 12:30PM Mar 26, 2024Observed: 6.7 ft at 12:45PM Mar 26, 2024Observed: 6.69 ft at 1:00PM Mar 26, 2024Observed: 6.69 ft at 1:15PM Mar 26, 2024Observed: 6.69 ft at 1:30PM Mar 26, 2024Observed: 6.69 ft at 1:45PM Mar 26, 2024Observed: 6.7 ft at 2:00PM Mar 26, 2024Observed: 6.69 ft at 2:15PM Mar 26, 2024Observed: 6.69 ft at 2:30PM Mar 26, 2024Observed: 6.69 ft at 2:45PM Mar 26, 2024Observed: 6.7 ft at 3:00PM Mar 26, 2024Observed: 6.7 ft at 3:15PM Mar 26, 2024Observed: 6.7 ft at 3:30PM Mar 26, 2024Observed: 6.69 ft at 3:45PM Mar 26, 2024Observed: 6.69 ft at 4:00PM Mar 26, 2024Observed: 6.69 ft at 4:15PM Mar 26, 2024Observed: 6.69 ft at 4:30PM Mar 26, 2024Observed: 6.69 ft at 4:45PM Mar 26, 2024Observed: 6.69 ft at 5:00PM Mar 26, 2024Observed: 6.69 ft at 5:15PM Mar 26, 2024Observed: 6.69 ft at 5:30PM Mar 26, 2024Observed: 6.69 ft at 5:45PM Mar 26, 2024Observed: 6.69 ft at 6:00PM Mar 26, 2024Observed: 6.69 ft at 6:15PM Mar 26, 2024Observed: 6.69 ft at 6:30PM Mar 26, 2024Observed: 6.69 ft at 6:45PM Mar 26, 2024Observed: 6.69 ft at 7:00PM Mar 26, 2024Observed: 6.69 ft at 7:15PM Mar 26, 2024Observed: 6.69 ft at 7:30PM Mar 26, 2024Observed: 6.69 ft at 7:45PM Mar 26, 2024Observed: 6.69 ft at 8:00PM Mar 26, 2024Observed: 6.69 ft at 8:15PM Mar 26, 2024Observed: 6.69 ft at 8:30PM Mar 26, 2024Observed: 6.69 ft at 8:45PM Mar 26, 2024Observed: 6.69 ft at 9:00PM Mar 26, 2024Observed: 6.68 ft at 9:15PM Mar 26, 2024Observed: 6.68 ft at 9:30PM Mar 26, 2024Observed: 6.69 ft at 9:45PM Mar 26, 2024Observed: 6.68 ft at 10:00PM Mar 26, 2024Observed: 6.69 ft at 10:15PM Mar 26, 2024Observed: 6.69 ft at 10:30PM Mar 26, 2024Observed: 6.69 ft at 10:45PM Mar 26, 2024Observed: 6.69 ft at 11:00PM Mar 26, 2024Observed: 6.69 ft at 11:15PM Mar 26, 2024Observed: 6.69 ft at 11:30PM Mar 26, 2024Observed: 6.69 ft at 11:45PM Mar 26, 2024Observed: 6.68 ft at 12:00AM Mar 27, 2024Observed: 6.68 ft at 12:15AM Mar 27, 2024Observed: 6.68 ft at 12:30AM Mar 27, 2024Observed: 6.68 ft at 12:45AM Mar 27, 2024Observed: 6.68 ft at 1:00AM Mar 27, 2024Observed: 6.68 ft at 1:15AM Mar 27, 2024Observed: 6.68 ft at 1:30AM Mar 27, 2024Observed: 6.68 ft at 1:45AM Mar 27, 2024Observed: 6.68 ft at 2:00AM Mar 27, 2024Observed: 6.68 ft at 2:15AM Mar 27, 2024Observed: 6.68 ft at 2:30AM Mar 27, 2024Observed: 6.68 ft at 2:45AM Mar 27, 2024Observed: 6.68 ft at 3:00AM Mar 27, 2024Observed: 6.68 ft at 3:15AM Mar 27, 2024Observed: 6.67 ft at 3:30AM Mar 27, 2024Observed: 6.67 ft at 3:45AM Mar 27, 2024Observed: 6.67 ft at 4:00AM Mar 27, 2024Observed: 6.67 ft at 4:15AM Mar 27, 2024Observed: 6.67 ft at 4:30AM Mar 27, 2024Observed: 6.67 ft at 4:45AM Mar 27, 2024Observed: 6.67 ft at 5:00AM Mar 27, 2024Observed: 6.67 ft at 5:15AM Mar 27, 2024Observed: 6.67 ft at 5:30AM Mar 27, 2024Observed: 6.67 ft at 5:45AM Mar 27, 2024Observed: 6.67 ft at 6:00AM Mar 27, 2024Observed: 6.67 ft at 6:15AM Mar 27, 2024Observed: 6.66 ft at 6:30AM Mar 27, 2024Observed: 6.66 ft at 6:45AM Mar 27, 2024Observed: 6.66 ft at 7:00AM Mar 27, 2024Observed: 6.66 ft at 7:15AM Mar 27, 2024Observed: 6.66 ft at 7:30AM Mar 27, 2024Observed: 6.66 ft at 7:45AM Mar 27, 2024Observed: 6.66 ft at 8:00AM Mar 27, 2024Observed: 6.66 ft at 8:15AM Mar 27, 2024Observed: 6.66 ft at 8:30AM Mar 27, 2024Observed: 6.66 ft at 8:45AM Mar 27, 2024Observed: 6.66 ft at 9:00AM Mar 27, 2024Observed: 6.66 ft at 9:15AM Mar 27, 2024Observed: 6.65 ft at 9:30AM Mar 27, 2024Observed: 6.65 ft at 9:45AM Mar 27, 2024Observed: 6.65 ft at 10:00AM Mar 27, 2024Observed: 6.65 ft at 10:15AM Mar 27, 2024Observed: 6.65 ft at 10:30AM Mar 27, 2024Observed: 6.65 ft at 10:45AM Mar 27, 2024Observed: 6.65 ft at 11:00AM Mar 27, 2024Observed: 6.65 ft at 11:15AM Mar 27, 2024Observed: 6.65 ft at 11:30AM Mar 27, 2024Observed: 6.64 ft at 11:45AM Mar 27, 2024Observed: 6.64 ft at 12:00PM Mar 27, 2024Observed: 6.64 ft at 12:15PM Mar 27, 2024Observed: 6.64 ft at 12:30PM Mar 27, 2024Observed: 6.64 ft at 12:45PM Mar 27, 2024Observed: 6.64 ft at 1:00PM Mar 27, 2024Observed: 6.64 ft at 1:15PM Mar 27, 2024Observed: 6.63 ft at 1:30PM Mar 27, 2024Observed: 6.63 ft at 1:45PM Mar 27, 2024Observed: 6.63 ft at 2:00PM Mar 27, 2024Observed: 6.63 ft at 2:15PM Mar 27, 2024Observed: 6.63 ft at 2:30PM Mar 27, 2024Observed: 6.63 ft at 2:45PM Mar 27, 2024Observed: 6.63 ft at 3:00PM Mar 27, 2024Observed: 6.63 ft at 3:15PM Mar 27, 2024Observed: 6.63 ft at 3:30PM Mar 27, 2024Observed: 6.63 ft at 3:45PM Mar 27, 2024Observed: 6.63 ft at 4:00PM Mar 27, 2024Observed: 6.63 ft at 4:15PM Mar 27, 2024Observed: 6.63 ft at 4:30PM Mar 27, 2024Observed: 6.62 ft at 4:45PM Mar 27, 2024Observed: 6.62 ft at 5:00PM Mar 27, 2024Observed: 6.62 ft at 5:15PM Mar 27, 2024Observed: 6.62 ft at 5:30PM Mar 27, 2024Observed: 6.62 ft at 5:45PM Mar 27, 2024Observed: 6.62 ft at 6:00PM Mar 27, 2024Observed: 6.62 ft at 6:15PM Mar 27, 2024Observed: 6.62 ft at 6:30PM Mar 27, 2024Observed: 6.62 ft at 6:45PM Mar 27, 2024Observed: 6.62 ft at 7:00PM Mar 27, 2024Observed: 6.61 ft at 7:15PM Mar 27, 2024Observed: 6.61 ft at 7:30PM Mar 27, 2024Observed: 6.61 ft at 7:45PM Mar 27, 2024Observed: 6.61 ft at 8:00PM Mar 27, 2024Observed: 6.61 ft at 8:15PM Mar 27, 2024Observed: 6.61 ft at 8:30PM Mar 27, 2024Observed: 6.61 ft at 8:45PM Mar 27, 2024Observed: 6.61 ft at 9:00PM Mar 27, 2024Observed: 6.61 ft at 9:15PM Mar 27, 2024Observed: 6.61 ft at 9:30PM Mar 27, 2024Observed: 6.6 ft at 9:45PM Mar 27, 2024Observed: 6.6 ft at 10:00PM Mar 27, 2024Observed: 6.6 ft at 10:15PM Mar 27, 2024Observed: 6.6 ft at 10:30PM Mar 27, 2024Observed: 6.6 ft at 10:45PM Mar 27, 2024Observed: 6.6 ft at 11:00PM Mar 27, 2024Observed: 6.6 ft at 11:15PM Mar 27, 2024Observed: 6.6 ft at 11:30PM Mar 27, 2024Observed: 6.6 ft at 11:45PM Mar 27, 2024Observed: 6.6 ft at 12:00AM Mar 28, 2024Observed: 6.61 ft at 12:15AM Mar 28, 2024Observed: 6.62 ft at 12:30AM Mar 28, 2024Observed: 6.63 ft at 12:45AM Mar 28, 2024Observed: 6.65 ft at 1:00AM Mar 28, 2024Observed: 6.65 ft at 1:15AM Mar 28, 2024Observed: 6.66 ft at 1:30AM Mar 28, 2024Observed: 6.67 ft at 1:45AM Mar 28, 2024Observed: 6.67 ft at 2:00AM Mar 28, 2024Observed: 6.68 ft at 2:15AM Mar 28, 2024Observed: 6.69 ft at 2:30AM Mar 28, 2024Observed: 6.7 ft at 2:45AM Mar 28, 2024Observed: 6.71 ft at 3:00AM Mar 28, 2024Observed: 6.72 ft at 3:15AM Mar 28, 2024Observed: 6.73 ft at 3:30AM Mar 28, 2024Observed: 6.75 ft at 3:45AM Mar 28, 2024Observed: 6.76 ft at 4:00AM Mar 28, 2024Observed: 6.78 ft at 4:15AM Mar 28, 2024Observed: 6.79 ft at 4:30AM Mar 28, 2024Observed: 6.8 ft at 4:45AM Mar 28, 2024Observed: 6.81 ft at 5:00AM Mar 28, 2024Observed: 6.83 ft at 5:15AM Mar 28, 2024Observed: 6.86 ft at 5:30AM Mar 28, 2024Observed: 6.87 ft at 5:45AM Mar 28, 2024Observed: 6.89 ft at 6:00AM Mar 28, 2024Observed: 6.91 ft at 6:15AM Mar 28, 2024Observed: 6.94 ft at 6:30AM Mar 28, 2024Highest Observation: 6.96 ft at 6:45AM Mar 28, 2024Forecast: 6.9 ft 2:00PM Mar 28, 2024Forecast: 8.2 ft 8:00PM Mar 28, 2024Forecast: 9.5 ft 2:00AM Mar 29, 2024Forecast: 10.5 ft 8:00AM Mar 29, 2024Forecast: 11.1 ft 2:00PM Mar 29, 2024Forecast: 11.5 ft 8:00PM Mar 29, 2024Forecast: 11.6 ft 2:00AM Mar 30, 2024Highest Forecast: 11.7 ft 8:00AM Mar 30, 2024Highest Forecast: 11.7 ft 2:00PM Mar 30, 2024Highest Forecast: 11.7 ft 8:00PM Mar 30, 2024Forecast: 11.6 ft 2:00AM Mar 31, 2024Forecast: 11.5 ft 8:00AM Mar 31, 2024Forecast: 11.4 ft 2:00PM Mar 31, 2024Forecast: 11.2 ft 8:00PM Mar 31, 2024Forecast: 11.1 ft 2:00AM Apr 01, 2024Forecast: 11 ft 8:00AM Apr 01, 2024Forecast: 11 ft 2:00PM Apr 01, 2024Forecast: 10.9 ft 8:00PM Apr 01, 2024USGS--Water Resources of the United StatesFKNV2(plotting HGIRG) Graph Created (8:00AM Mar 28, 2024)ObservedForecast (issued 8:53PM Mar 27)Latest observed value: 6.96 ft at 6:45 AM EDT 28-Mar-2024. Flood Stage is 10.8 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Blackwater River (VA) above Franklin are issued as needed during times of high water, but are not routinely available.

Vertical datum height surveyed by the USGS

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Upstream Gauge - near ZUNI Upstream Gauge Downstream Gauge Downstream Gauge - near FRANKLIN
Flood Categories (in feet)
Major Flood Stage: 18.8
Moderate Flood Stage: 14.8
Flood Stage: 10.8
Action Stage: 6.8
Low Stage (in feet): -9999

Historic Crests
(1) 25.11 ft on 09/18/1999
(2) 21.61 ft on 10/10/2006
(3) 20.84 ft on 08/19/1940
(4) 16.11 ft on 03/10/1944
(5) 15.98 ft on 09/14/1960
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.52 ft on 12/21/2023 (P)
(2) 12.46 ft on 02/20/2021
(3) 13.49 ft on 11/14/2020
(4) 14.49 ft on 09/20/2020
(5) 11.04 ft on 09/11/2020
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

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

Zoom Level:14
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
30 River stage sensor operating limit
25.11 Flood of record during Hurricane Floyd
20.8 2nd and Mechanic Streets flooded, Bowers Road residences flooded.
19.8 Flooded up to the corner of Main and 2nd Streets.
18.84 Major flooding begins.
15.43 Stage of the 25-year flood.
14.8 Moderate flooding, access road to water treatment plant begins to floods.
12.3 A portion of State Route 611, Joyners Bridge Road, in Isle of Wight County is flooded.
11.8 A portion of State Route 611 in Southampton County, Joyners Bridge Road, is innundated. A portion of State Route 619, in Isle of Wight County, is flooded.
10.8 A portion of Barretts Landing River Walk is innundated in Downtown Franklin area.
About This Location Collapse

Latitude: 36.762500° N, Longitude: 76.898611° W, Horizontal Datum: NAD27

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 10.8 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 0.00 10.8 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 1.56 ft 13.56 ft  

Current/Historical Observations:

Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 10 Day (NAEFS) 10 Day (GEFS)
SREF Ensemble NAEFS Ensemble  GEFS Ensemble 

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

See the Product Description Document link for more details on the interpretation of the 7,10 day graphics.

Click individual graphics to enlarge.


Gage Photos

Gage Photo

Hydromet Outlook
48 Hour Hydrometerological Outlook Link to Graphic
Significant Flood Outlook
Significant River Flood Outlook Link to Graphic
Flash Flood Guidance
Flash Flood Guidance Link to Graphic

Additional Water and Weather Topics from the Southeast River Forecast Center (SERFC):
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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.
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Page last modified: 2-Nov-2020 7:30 PM
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