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Hydrograph River at a Glance Download
Blackwater River (VA) above Franklin Stage (ft)Flow (cfs)Highest Observation: 2.79 ft at 9:00PM Sep 19, 2017Highest Observation: 2.79 ft at 9:15PM Sep 19, 2017Observed: 2.78 ft at 9:30PM Sep 19, 2017Observed: 2.78 ft at 9:45PM Sep 19, 2017Observed: 2.77 ft at 10:00PM Sep 19, 2017Observed: 2.77 ft at 10:15PM Sep 19, 2017Observed: 2.76 ft at 10:30PM Sep 19, 2017Observed: 2.75 ft at 10:45PM Sep 19, 2017Observed: 2.75 ft at 11:00PM Sep 19, 2017Observed: 2.74 ft at 11:15PM Sep 19, 2017Observed: 2.74 ft at 11:30PM Sep 19, 2017Observed: 2.73 ft at 11:45PM Sep 19, 2017Observed: 2.73 ft at 12:00AM Sep 20, 2017Observed: 2.72 ft at 12:15AM Sep 20, 2017Observed: 2.71 ft at 12:30AM Sep 20, 2017Observed: 2.71 ft at 12:45AM Sep 20, 2017Observed: 2.7 ft at 1:00AM Sep 20, 2017Observed: 2.7 ft at 1:15AM Sep 20, 2017Observed: 2.69 ft at 1:30AM Sep 20, 2017Observed: 2.69 ft at 1:45AM Sep 20, 2017Observed: 2.68 ft at 2:00AM Sep 20, 2017Observed: 2.68 ft at 2:15AM Sep 20, 2017Observed: 2.67 ft at 2:30AM Sep 20, 2017Observed: 2.66 ft at 2:45AM Sep 20, 2017Observed: 2.66 ft at 3:00AM Sep 20, 2017Observed: 2.65 ft at 3:15AM Sep 20, 2017Observed: 2.65 ft at 3:30AM Sep 20, 2017Observed: 2.64 ft at 3:45AM Sep 20, 2017Observed: 2.64 ft at 4:00AM Sep 20, 2017Observed: 2.63 ft at 4:15AM Sep 20, 2017Observed: 2.63 ft at 4:30AM Sep 20, 2017Observed: 2.62 ft at 4:45AM Sep 20, 2017Observed: 2.62 ft at 5:00AM Sep 20, 2017Observed: 2.61 ft at 5:15AM Sep 20, 2017Observed: 2.6 ft at 5:30AM Sep 20, 2017Observed: 2.6 ft at 5:45AM Sep 20, 2017Observed: 2.59 ft at 6:00AM Sep 20, 2017Observed: 2.59 ft at 6:15AM Sep 20, 2017Observed: 2.58 ft at 6:30AM Sep 20, 2017Observed: 2.58 ft at 6:45AM Sep 20, 2017Observed: 2.57 ft at 7:00AM Sep 20, 2017Observed: 2.56 ft at 7:15AM Sep 20, 2017Observed: 2.56 ft at 7:30AM Sep 20, 2017Observed: 2.55 ft at 7:45AM Sep 20, 2017Observed: 2.55 ft at 8:00AM Sep 20, 2017Observed: 2.54 ft at 8:15AM Sep 20, 2017Observed: 2.54 ft at 8:30AM Sep 20, 2017Observed: 2.53 ft at 8:45AM Sep 20, 2017Observed: 2.52 ft at 9:00AM Sep 20, 2017Observed: 2.52 ft at 9:15AM Sep 20, 2017Observed: 2.51 ft at 9:30AM Sep 20, 2017Observed: 2.51 ft at 9:45AM Sep 20, 2017Observed: 2.5 ft at 10:00AM Sep 20, 2017Observed: 2.5 ft at 10:15AM Sep 20, 2017Observed: 2.49 ft at 10:30AM Sep 20, 2017Observed: 2.49 ft at 10:45AM Sep 20, 2017Observed: 2.48 ft at 11:00AM Sep 20, 2017Observed: 2.48 ft at 11:15AM Sep 20, 2017Observed: 2.47 ft at 11:30AM Sep 20, 2017Observed: 2.47 ft at 11:45AM Sep 20, 2017Observed: 2.46 ft at 12:00PM Sep 20, 2017Observed: 2.46 ft at 12:15PM Sep 20, 2017Observed: 2.45 ft at 12:30PM Sep 20, 2017Observed: 2.45 ft at 12:45PM Sep 20, 2017Observed: 2.45 ft at 1:00PM Sep 20, 2017Observed: 2.44 ft at 1:15PM Sep 20, 2017Observed: 2.44 ft at 1:30PM Sep 20, 2017Observed: 2.43 ft at 1:45PM Sep 20, 2017Observed: 2.43 ft at 2:00PM Sep 20, 2017Observed: 2.43 ft at 2:15PM Sep 20, 2017Observed: 2.42 ft at 2:30PM Sep 20, 2017Observed: 2.42 ft at 2:45PM Sep 20, 2017Observed: 2.41 ft at 3:00PM Sep 20, 2017Observed: 2.41 ft at 3:15PM Sep 20, 2017Observed: 2.4 ft at 3:30PM Sep 20, 2017Observed: 2.4 ft at 3:45PM Sep 20, 2017Observed: 2.4 ft at 4:00PM Sep 20, 2017Observed: 2.39 ft at 4:15PM Sep 20, 2017Observed: 2.39 ft at 4:30PM Sep 20, 2017Observed: 2.38 ft at 4:45PM Sep 20, 2017Observed: 2.38 ft at 5:00PM Sep 20, 2017Observed: 2.38 ft at 5:15PM Sep 20, 2017Observed: 2.37 ft at 5:30PM Sep 20, 2017Observed: 2.37 ft at 5:45PM Sep 20, 2017Observed: 2.36 ft at 6:00PM Sep 20, 2017Observed: 2.36 ft at 6:15PM Sep 20, 2017Observed: 2.36 ft at 6:30PM Sep 20, 2017Observed: 2.35 ft at 6:45PM Sep 20, 2017Observed: 2.35 ft at 7:00PM Sep 20, 2017Observed: 2.34 ft at 7:15PM Sep 20, 2017Observed: 2.34 ft at 7:30PM Sep 20, 2017Observed: 2.34 ft at 7:45PM Sep 20, 2017Observed: 2.33 ft at 8:00PM Sep 20, 2017Observed: 2.33 ft at 8:15PM Sep 20, 2017Observed: 2.33 ft at 8:30PM Sep 20, 2017Observed: 2.32 ft at 8:45PM Sep 20, 2017Observed: 2.32 ft at 9:00PM Sep 20, 2017Observed: 2.32 ft at 9:15PM Sep 20, 2017Observed: 2.31 ft at 9:30PM Sep 20, 2017Observed: 2.31 ft at 9:45PM Sep 20, 2017Observed: 2.31 ft at 10:00PM Sep 20, 2017Observed: 2.3 ft at 10:15PM Sep 20, 2017Observed: 2.3 ft at 10:30PM Sep 20, 2017Observed: 2.3 ft at 10:45PM Sep 20, 2017Observed: 2.3 ft at 11:00PM Sep 20, 2017Observed: 2.29 ft at 11:15PM Sep 20, 2017Observed: 2.29 ft at 11:30PM Sep 20, 2017Observed: 2.29 ft at 11:45PM Sep 20, 2017Observed: 2.29 ft at 12:00AM Sep 21, 2017Observed: 2.28 ft at 12:15AM Sep 21, 2017Observed: 2.28 ft at 12:30AM Sep 21, 2017Observed: 2.28 ft at 12:45AM Sep 21, 2017Observed: 2.28 ft at 1:00AM Sep 21, 2017Observed: 2.27 ft at 1:15AM Sep 21, 2017Observed: 2.27 ft at 1:30AM Sep 21, 2017Observed: 2.27 ft at 1:45AM Sep 21, 2017Observed: 2.27 ft at 2:00AM Sep 21, 2017Observed: 2.26 ft at 2:15AM Sep 21, 2017Observed: 2.26 ft at 2:30AM Sep 21, 2017Observed: 2.26 ft at 2:45AM Sep 21, 2017Observed: 2.26 ft at 3:00AM Sep 21, 2017Observed: 2.26 ft at 3:15AM Sep 21, 2017Observed: 2.25 ft at 3:30AM Sep 21, 2017Observed: 2.25 ft at 3:45AM Sep 21, 2017Observed: 2.25 ft at 4:00AM Sep 21, 2017Observed: 2.25 ft at 4:15AM Sep 21, 2017Observed: 2.24 ft at 4:30AM Sep 21, 2017Observed: 2.24 ft at 4:45AM Sep 21, 2017Observed: 2.24 ft at 5:00AM Sep 21, 2017Observed: 2.24 ft at 5:15AM Sep 21, 2017Observed: 2.23 ft at 5:30AM Sep 21, 2017Observed: 2.23 ft at 5:45AM Sep 21, 2017Observed: 2.23 ft at 6:00AM Sep 21, 2017Observed: 2.23 ft at 6:15AM Sep 21, 2017Observed: 2.22 ft at 6:30AM Sep 21, 2017Observed: 2.22 ft at 6:45AM Sep 21, 2017Observed: 2.22 ft at 7:00AM Sep 21, 2017Observed: 2.22 ft at 7:15AM Sep 21, 2017Observed: 2.21 ft at 7:30AM Sep 21, 2017Observed: 2.21 ft at 7:45AM Sep 21, 2017Observed: 2.21 ft at 8:00AM Sep 21, 2017Observed: 2.21 ft at 8:15AM Sep 21, 2017Observed: 2.2 ft at 8:30AM Sep 21, 2017Observed: 2.2 ft at 8:45AM Sep 21, 2017Observed: 2.2 ft at 9:00AM Sep 21, 2017Observed: 2.2 ft at 9:15AM Sep 21, 2017Observed: 2.19 ft at 9:30AM Sep 21, 2017Observed: 2.19 ft at 9:45AM Sep 21, 2017Observed: 2.19 ft at 10:00AM Sep 21, 2017Observed: 2.19 ft at 10:15AM Sep 21, 2017Observed: 2.18 ft at 10:30AM Sep 21, 2017Observed: 2.18 ft at 10:45AM Sep 21, 2017Observed: 2.18 ft at 11:00AM Sep 21, 2017Observed: 2.18 ft at 11:15AM Sep 21, 2017Observed: 2.18 ft at 11:30AM Sep 21, 2017Observed: 2.18 ft at 11:45AM Sep 21, 2017Observed: 2.17 ft at 12:00PM Sep 21, 2017Observed: 2.17 ft at 12:15PM Sep 21, 2017Observed: 2.17 ft at 12:30PM Sep 21, 2017Observed: 2.17 ft at 12:45PM Sep 21, 2017Observed: 2.17 ft at 1:00PM Sep 21, 2017Observed: 2.17 ft at 1:15PM Sep 21, 2017Observed: 2.17 ft at 1:30PM Sep 21, 2017Observed: 2.16 ft at 1:45PM Sep 21, 2017Observed: 2.16 ft at 2:00PM Sep 21, 2017Observed: 2.16 ft at 2:15PM Sep 21, 2017Observed: 2.16 ft at 2:30PM Sep 21, 2017Observed: 2.16 ft at 2:45PM Sep 21, 2017Observed: 2.16 ft at 3:00PM Sep 21, 2017Observed: 2.16 ft at 3:15PM Sep 21, 2017Observed: 2.16 ft at 3:30PM Sep 21, 2017Observed: 2.15 ft at 3:45PM Sep 21, 2017Observed: 2.15 ft at 4:00PM Sep 21, 2017Observed: 2.15 ft at 4:15PM Sep 21, 2017Observed: 2.15 ft at 4:30PM Sep 21, 2017Observed: 2.15 ft at 4:45PM Sep 21, 2017Observed: 2.15 ft at 5:00PM Sep 21, 2017Observed: 2.14 ft at 5:15PM Sep 21, 2017Observed: 2.14 ft at 5:30PM Sep 21, 2017Observed: 2.14 ft at 5:45PM Sep 21, 2017Observed: 2.14 ft at 6:00PM Sep 21, 2017Observed: 2.14 ft at 6:15PM Sep 21, 2017Observed: 2.13 ft at 6:30PM Sep 21, 2017Observed: 2.13 ft at 6:45PM Sep 21, 2017Observed: 2.13 ft at 7:00PM Sep 21, 2017Observed: 2.13 ft at 7:15PM Sep 21, 2017Observed: 2.13 ft at 7:30PM Sep 21, 2017Observed: 2.12 ft at 7:45PM Sep 21, 2017USGS--Water Resources of the United StatesFKNV2(plotting HGIRG) Graph Created (8:45PM Sep 21, 2017)ObservedLatest observed value: 2.12 ft at 7:45 PM EDT 21-Sep-2017. 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) 15.51 ft on 10/10/2016 (P)
(2) 11.04 ft on 06/08/2016 (P)
(3) 11.91 ft on 02/07/2016 (P)
(4) 8.44 ft on 01/01/2016 (P)
(5) 10.77 ft on 07/07/2015
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
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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
3 Day (SREF) 7 Day (NAEFS) 7 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 48 hours.

See the Product Description Document link for more details on the interpretation of the 3,7 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):
SERFC Home Page, Current Hazards, Water Information, Water Resources,
Weather Information
, Radar and Satellite, Tropical Weather, Climate,
Text Products, Additional Links,About the SERFC,
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Collaborative Agencies Collapse
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
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Wakefield, VA 23888
(757) 899-4200
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Page last modified: 21-Dec-2016 10:38 PM
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