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Hydrograph River at a Glance Download
Johns Creek at Route 311 IFLOWS Stage (ft)Observed: 4.4 ft at 8:45PM Jul 25, 2021Observed: 4.4 ft at 2:45AM Jul 26, 2021Observed: 4.3 ft at 8:45AM Jul 26, 2021Observed: 4.4 ft at 2:45PM Jul 26, 2021Observed: 4.4 ft at 8:45PM Jul 26, 2021Observed: 4.5 ft at 2:45AM Jul 27, 2021Observed: 4.5 ft at 8:45AM Jul 27, 2021Observed: 4.5 ft at 2:44PM Jul 27, 2021Observed: 4.4 ft at 8:45PM Jul 27, 2021Observed: 4.4 ft at 2:45AM Jul 28, 2021Observed: 4.2 ft at 8:44AM Jul 28, 2021Observed: 4.5 ft at 2:45PM Jul 28, 2021Observed: 4.4 ft at 8:44PM Jul 28, 2021Highest Observation: 6 ft at 8:45PM Jul 28, 2021Observed: 4.4 ft at 2:45AM Jul 29, 2021Observed: 4.3 ft at 8:44AM Jul 29, 2021Observed: 4.4 ft at 2:45PM Jul 29, 2021Observed: 4.4 ft at 8:44PM Jul 29, 2021Observed: 4.4 ft at 2:44AM Jul 30, 2021Observed: 4.4 ft at 8:45AM Jul 30, 2021Observed: 4.4 ft at 2:44PM Jul 30, 2021Observed: 4.4 ft at 8:44PM Jul 30, 2021Observed: 4.4 ft at 2:45AM Jul 31, 2021Observed: 4.4 ft at 8:44AM Jul 31, 2021Highest Observation: 6 ft at 8:46AM Jul 31, 2021Observed: 4.4 ft at 8:47AM Jul 31, 2021Observed: 4.4 ft at 8:44PM Jul 31, 2021Observed: 4.4 ft at 2:44AM Aug 01, 2021Observed: 4.4 ft at 8:45AM Aug 01, 2021Observed: 4.4 ft at 2:44PM Aug 01, 2021VA Department of Emergency ManagementJCIV2(plotting HGIRR) Graph Created (8:04PM Aug 1, 2021)ObservedLatest observed value: 4.4 ft at 2:44 PM EDT 1-Aug-2021. Flood Stage is 12.5 ft
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Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Johns Creek at Route 311 IFLOWS. Only observed stages are available for this point.
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Upstream Gauge - at Upper Johns Creek Upstream Gauge Downstream Gauge Downstream Gauge - at New Castle
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 12.5
Action Stage: 11
Low Stage (in feet): 0

Historic Crests
(1) 12.80 ft on 10/12/2018
(2) 12.40 ft on 04/13/2020
(3) 11.90 ft on 02/07/2020
(4) 11.50 ft on 01/25/2010
(5) 10.70 ft on 09/28/2018
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.40 ft on 04/13/2020
(2) 11.90 ft on 02/07/2020
(3) 12.80 ft on 10/12/2018
(4) 10.70 ft on 09/28/2018
(5) 8.80 ft on 04/25/2017
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.

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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.
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Latitude: 37.507222° N, Longitude: 80.183333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 12.5 ft  
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available  
NGVD 29 Not Available Not Available  
MSL Not Available Not Available  
Other Not Available Not Available  
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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: 2-Nov-2020 7:30 PM
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