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Hydrograph River at a Glance Download
Johns Creek at Route 311 IFLOWS Stage (ft)Observed: 4.9 ft at 8:41PM May 20, 2022Observed: 4.9 ft at 2:40AM May 21, 2022Observed: 4.9 ft at 2:41PM May 21, 2022Observed: 4.9 ft at 8:41PM May 21, 2022Observed: 4.7 ft at 8:41AM May 22, 2022Observed: 4.9 ft at 8:41PM May 22, 2022Observed: 4.9 ft at 2:40AM May 23, 2022Observed: 5.1 ft at 8:40PM May 23, 2022Observed: 5.4 ft at 11:39PM May 23, 2022Observed: 5.7 ft at 12:42AM May 24, 2022Observed: 6 ft at 1:22AM May 24, 2022Observed: 6.3 ft at 2:08AM May 24, 2022Observed: 7 ft at 3:19AM May 24, 2022Observed: 7.3 ft at 4:20AM May 24, 2022Observed: 7.6 ft at 5:23AM May 24, 2022Observed: 7.9 ft at 6:15AM May 24, 2022Observed: 8.2 ft at 7:04AM May 24, 2022Observed: 8.5 ft at 8:28AM May 24, 2022Observed: 8.2 ft at 12:58PM May 24, 2022Observed: 7.9 ft at 2:31PM May 24, 2022Observed: 7.6 ft at 5:19PM May 24, 2022Observed: 7 ft at 2:25AM May 25, 2022Observed: 6.6 ft at 2:41AM May 26, 2022Observed: 6.6 ft at 8:40AM May 26, 2022Observed: 6.5 ft at 2:41PM May 26, 2022Observed: 6.5 ft at 8:41PM May 26, 2022Observed: 7.7 ft at 4:28AM May 27, 2022Observed: 8 ft at 4:52AM May 27, 2022Observed: 7 ft at 5:37AM May 27, 2022Observed: 10.2 ft at 8:31AM May 27, 2022Observed: 10.3 ft at 8:41AM May 27, 2022Observed: 10.6 ft at 9:59AM May 27, 2022Highest Observation: 10.7 ft at 2:40PM May 27, 2022VA Department of Emergency ManagementJCIV2(plotting HGIRR) Graph Created (4:05PM May 27, 2022)ObservedLatest observed value: 10.7 ft at 2:40 PM EDT 27-May-2022. 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.

Zoom Level:16
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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.
About This Location Collapse

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) 553-8900
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Page last modified: 2-Nov-2020 7:30 PM
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