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Hydrograph River at a Glance Download
Ohio River at Lloyd Greenup Lock Tailwater (ft)Observed: 15.23 ft at 4:00PM Dec 10, 2017Observed: 15.06 ft at 4:30PM Dec 10, 2017Observed: 15.01 ft at 5:00PM Dec 10, 2017Observed: 15.01 ft at 5:30PM Dec 10, 2017Observed: 14.81 ft at 6:00PM Dec 10, 2017Observed: 14.8 ft at 6:30PM Dec 10, 2017Observed: 14.8 ft at 7:00PM Dec 10, 2017Observed: 14.68 ft at 7:30PM Dec 10, 2017Observed: 14.76 ft at 8:00PM Dec 10, 2017Observed: 14.61 ft at 8:30PM Dec 10, 2017Observed: 14.39 ft at 9:00PM Dec 10, 2017Observed: 14.41 ft at 9:30PM Dec 10, 2017Observed: 14.32 ft at 10:00PM Dec 10, 2017Observed: 14.24 ft at 10:30PM Dec 10, 2017Observed: 14.2 ft at 11:00PM Dec 10, 2017Observed: 14.46 ft at 11:30PM Dec 10, 2017Observed: 14.3 ft at 12:00AM Dec 11, 2017Observed: 14.23 ft at 12:30AM Dec 11, 2017Observed: 14.44 ft at 1:00AM Dec 11, 2017Observed: 14.25 ft at 1:30AM Dec 11, 2017Observed: 14.23 ft at 2:00AM Dec 11, 2017Observed: 14.26 ft at 2:30AM Dec 11, 2017Observed: 14.27 ft at 3:00AM Dec 11, 2017Observed: 14.33 ft at 3:30AM Dec 11, 2017Observed: 14.16 ft at 4:00AM Dec 11, 2017Observed: 14.19 ft at 4:30AM Dec 11, 2017Observed: 14.12 ft at 5:00AM Dec 11, 2017Observed: 14.26 ft at 5:30AM Dec 11, 2017Observed: 14.17 ft at 6:00AM Dec 11, 2017Observed: 14.1 ft at 6:30AM Dec 11, 2017Observed: 14.12 ft at 7:00AM Dec 11, 2017Observed: 14.11 ft at 7:30AM Dec 11, 2017Observed: 14.07 ft at 8:00AM Dec 11, 2017Observed: 14.2 ft at 8:30AM Dec 11, 2017Observed: 14.1 ft at 9:00AM Dec 11, 2017Observed: 14.1 ft at 9:30AM Dec 11, 2017Observed: 14.03 ft at 10:00AM Dec 11, 2017Observed: 14.18 ft at 10:30AM Dec 11, 2017Observed: 14.01 ft at 11:00AM Dec 11, 2017Observed: 14.02 ft at 11:30AM Dec 11, 2017Observed: 14.01 ft at 1:00PM Dec 11, 2017Observed: 13.95 ft at 1:30PM Dec 11, 2017Observed: 14.04 ft at 2:00PM Dec 11, 2017Observed: 14.04 ft at 2:30PM Dec 11, 2017Observed: 14.1 ft at 3:00PM Dec 11, 2017Observed: 14.23 ft at 3:30PM Dec 11, 2017Observed: 14.22 ft at 4:00PM Dec 11, 2017Observed: 14.32 ft at 4:30PM Dec 11, 2017Observed: 14.23 ft at 5:00PM Dec 11, 2017Observed: 14.29 ft at 5:30PM Dec 11, 2017Observed: 14.35 ft at 6:00PM Dec 11, 2017Observed: 14.28 ft at 6:30PM Dec 11, 2017Observed: 14.24 ft at 7:00PM Dec 11, 2017Observed: 14.5 ft at 7:30PM Dec 11, 2017Observed: 14.46 ft at 8:00PM Dec 11, 2017Observed: 14.4 ft at 8:30PM Dec 11, 2017Observed: 14.34 ft at 9:00PM Dec 11, 2017Observed: 14.4 ft at 9:30PM Dec 11, 2017Observed: 14.53 ft at 10:00PM Dec 11, 2017Observed: 14.51 ft at 10:30PM Dec 11, 2017Observed: 14.61 ft at 11:00PM Dec 11, 2017Observed: 14.56 ft at 11:30PM Dec 11, 2017Observed: 14.59 ft at 12:00AM Dec 12, 2017Observed: 14.71 ft at 12:30AM Dec 12, 2017Observed: 14.75 ft at 1:00AM Dec 12, 2017Observed: 14.79 ft at 1:30AM Dec 12, 2017Observed: 14.79 ft at 2:00AM Dec 12, 2017Observed: 15.12 ft at 2:30AM Dec 12, 2017Observed: 14.98 ft at 3:00AM Dec 12, 2017Observed: 14.96 ft at 3:30AM Dec 12, 2017Observed: 14.94 ft at 4:00AM Dec 12, 2017Observed: 14.91 ft at 4:30AM Dec 12, 2017Observed: 14.95 ft at 5:00AM Dec 12, 2017Observed: 14.93 ft at 5:30AM Dec 12, 2017Observed: 15.02 ft at 6:00AM Dec 12, 2017Observed: 14.95 ft at 6:30AM Dec 12, 2017Observed: 14.97 ft at 7:00AM Dec 12, 2017Observed: 14.93 ft at 7:30AM Dec 12, 2017Observed: 14.92 ft at 8:00AM Dec 12, 2017Observed: 14.96 ft at 8:30AM Dec 12, 2017Observed: 14.93 ft at 9:00AM Dec 12, 2017Observed: 14.97 ft at 9:30AM Dec 12, 2017Observed: 14.99 ft at 10:00AM Dec 12, 2017Observed: 14.96 ft at 10:30AM Dec 12, 2017Observed: 14.99 ft at 11:00AM Dec 12, 2017Observed: 14.9 ft at 11:30AM Dec 12, 2017Observed: 15.17 ft at 12:00PM Dec 12, 2017Observed: 15.1 ft at 12:30PM Dec 12, 2017Observed: 15.15 ft at 1:00PM Dec 12, 2017Observed: 15.07 ft at 1:30PM Dec 12, 2017Observed: 15.02 ft at 2:00PM Dec 12, 2017Observed: 15.09 ft at 2:30PM Dec 12, 2017Observed: 15.05 ft at 3:00PM Dec 12, 2017Observed: 15.13 ft at 3:30PM Dec 12, 2017Observed: 15.06 ft at 4:00PM Dec 12, 2017Observed: 15.1 ft at 4:30PM Dec 12, 2017Highest Observation: 15.37 ft at 5:00PM Dec 12, 2017Observed: 15.09 ft at 5:30PM Dec 12, 2017Observed: 15.09 ft at 6:00PM Dec 12, 2017Observed: 15.15 ft at 6:30PM Dec 12, 2017Observed: 15.04 ft at 7:00PM Dec 12, 2017Observed: 15.1 ft at 7:30PM Dec 12, 2017Observed: 15.1 ft at 8:00PM Dec 12, 2017Observed: 15.18 ft at 8:30PM Dec 12, 2017Observed: 15.14 ft at 9:00PM Dec 12, 2017Observed: 15.17 ft at 9:30PM Dec 12, 2017Observed: 15.22 ft at 10:00PM Dec 12, 2017Observed: 15.14 ft at 10:30PM Dec 12, 2017Observed: 15.15 ft at 11:00PM Dec 12, 2017Observed: 15.18 ft at 11:30PM Dec 12, 2017Observed: 15.23 ft at 12:00AM Dec 13, 2017Observed: 15.2 ft at 12:30AM Dec 13, 2017Observed: 15.29 ft at 1:00AM Dec 13, 2017Observed: 15.28 ft at 1:30AM Dec 13, 2017Observed: 15.21 ft at 2:00AM Dec 13, 2017Observed: 15.24 ft at 2:30AM Dec 13, 2017Observed: 15.23 ft at 3:00AM Dec 13, 2017Observed: 15.35 ft at 3:30AM Dec 13, 2017Observed: 15.27 ft at 4:00AM Dec 13, 2017Observed: 15.24 ft at 4:30AM Dec 13, 2017Observed: 15.22 ft at 5:00AM Dec 13, 2017Observed: 15.33 ft at 5:30AM Dec 13, 2017Observed: 15.21 ft at 6:00AM Dec 13, 2017Observed: 15.28 ft at 6:30AM Dec 13, 2017Observed: 15.2 ft at 7:00AM Dec 13, 2017Observed: 15.15 ft at 7:30AM Dec 13, 2017Observed: 15.18 ft at 8:00AM Dec 13, 2017Observed: 15.13 ft at 8:30AM Dec 13, 2017Observed: 15.1 ft at 9:00AM Dec 13, 2017Observed: 15.14 ft at 9:30AM Dec 13, 2017Observed: 15.17 ft at 10:00AM Dec 13, 2017Observed: 15.17 ft at 10:30AM Dec 13, 2017Observed: 15.14 ft at 11:00AM Dec 13, 2017Observed: 15.15 ft at 11:30AM Dec 13, 2017Observed: 15.18 ft at 12:00PM Dec 13, 2017Observed: 15.11 ft at 12:30PM Dec 13, 2017Observed: 15.07 ft at 1:00PM Dec 13, 2017Observed: 15.1 ft at 1:30PM Dec 13, 2017Observed: 15.03 ft at 2:00PM Dec 13, 2017Observed: 15.05 ft at 2:30PM Dec 13, 2017Highest Forecast: 15.1 ft 7:00PM Dec 13, 2017Forecast: 14.5 ft 1:00AM Dec 14, 2017Forecast: 14.1 ft 7:00AM Dec 14, 2017Forecast: 13.9 ft 1:00PM Dec 14, 2017Forecast: 13.9 ft 7:00PM Dec 14, 2017Forecast: 13.9 ft 1:00AM Dec 15, 2017Forecast: 13.8 ft 7:00AM Dec 15, 2017Forecast: 13.8 ft 1:00PM Dec 15, 2017Forecast: 13.8 ft 7:00PM Dec 15, 2017Forecast: 13.8 ft 1:00AM Dec 16, 2017Forecast: 13.7 ft 7:00AM Dec 16, 2017Forecast: 13.7 ft 1:00PM Dec 16, 2017Forecast: 13.7 ft 7:00PM Dec 16, 2017Forecast: 13.7 ft 1:00AM Dec 17, 2017Forecast: 13.7 ft 7:00AM Dec 17, 2017Forecast: 13.6 ft 1:00PM Dec 17, 2017Forecast: 13.6 ft 7:00PM Dec 17, 2017Forecast: 13.6 ft 1:00AM Dec 18, 2017Forecast: 13.5 ft 7:00AM Dec 18, 2017USGS--Water Resources of the United StatesGNUK2(plotting HTIRG) Graph Created (3:34PM Dec 13, 2017)ObservedForecast (issued 11:08AM Dec 13)Latest observed value: 15.05 ft at 2:30 PM EST 13-Dec-2017. Flood Stage is 54 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Ohio River at Lloyd Greenup Lock are issued routinely year-round.

Vertical Datum reference a local datum

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Upstream Gauge - at Ironton Upstream Gauge Downstream Gauge Downstream Gauge - at Portsmouth
Flood Categories (in feet)
Major Flood Stage: 62
Moderate Flood Stage: 56
Flood Stage: 54
Action Stage: 52
Low Stage (in feet): -9999

Historic Crests
(1) 74.70 ft on 01/27/1937
(2) 64.50 ft on 03/31/1913
(3) 64.00 ft on 02/12/1884
(4) 62.30 ft on 03/04/1997
(5) 61.70 ft on 03/09/1945
(6) 59.20 ft on 12/11/1978
(7) 59.19 ft on 02/28/1979
(8) 56.80 ft on 03/13/2011
(9) 56.80 ft on 03/13/2011
(10) 56.64 ft on 01/10/2005
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 54.72 ft on 03/14/2015
(2) 54.21 ft on 03/07/2015
(3) 54.80 ft on 03/07/2015
(4) 50.01 ft on 02/03/2013
(5) 56.80 ft on 03/13/2011
(6) 56.80 ft on 03/13/2011
(7) 56.64 ft on 01/10/2005
(8) 56.40 ft on 01/09/2005
(9) 52.16 ft on 02/25/2003
(10) 62.30 ft on 03/04/1997
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
74.7 This flood will exceed the highest stage on record. Large amounts of property damage is expected. Evacuation of homes and businesses will be required.
69 Highest ground in Greenup is flooded. Route 23 is closed.
68 Water enters 900f residental area of Greenup. CSX Railroad is closed in all parts of Greenup.
67 Berry Street in Greenup is flooded.
66 Womeck Cemetary is flooded.
65 Backwater flooding into Raccoon Creek begins.
64 CSX Railroad is closed on east side of Greenup.
62 Water enters Greenup High School.
56 Several low lying areas flooded and backwater affects on both sides of the river.
54 This will cause minor flooding of mainly low lying areas.
About This Location Collapse

Latitude: 38.646667° N, Longitude: 82.860556° W, Horizontal Datum: NAD27

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 54 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 472.97 ft 526.97 ft COE1912

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.

Normal upper pool elevations 515.0 feet m.s.l., upper pool length 61.8 miles to Robert C. Byrd Locks & Dam, normal upper pool surface area 11,200 acres, nominal lower pool elevation 485.0 feet m.s.l., (upper pool of Captain Anthony Meldahl Dam), normal lift 30.0 feet.
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Hydrologic Resources Additional Resources
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
National Weather Service
Charleston Weather Forecast Office
400 Parkway Road
Charleston, WV 25309
(304) 746-0180
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Page last modified: 21-Dec-2016 5:21 PM
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