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Hydrograph River at a Glance Download
Ohio River at McAlpine Upper Pool (ft)Flow (kcfs)Highest Observation: 13.33 ft at 5:15PM Jul 27, 2014Observed: 12.55 ft at 5:30PM Jul 27, 2014Observed: 12.64 ft at 5:45PM Jul 27, 2014Observed: 12.36 ft at 6:00PM Jul 27, 2014Observed: 12.62 ft at 6:15PM Jul 27, 2014Observed: 12.59 ft at 6:30PM Jul 27, 2014Observed: 12.55 ft at 6:45PM Jul 27, 2014Observed: 12.65 ft at 7:00PM Jul 27, 2014Observed: 12.55 ft at 7:15PM Jul 27, 2014Observed: 12.5 ft at 7:30PM Jul 27, 2014Observed: 12.66 ft at 7:45PM Jul 27, 2014Observed: 12.48 ft at 8:00PM Jul 27, 2014Observed: 12.61 ft at 8:15PM Jul 27, 2014Observed: 12.46 ft at 8:30PM Jul 27, 2014Observed: 12.53 ft at 8:45PM Jul 27, 2014Observed: 12.32 ft at 9:00PM Jul 27, 2014Observed: 12.68 ft at 9:15PM Jul 27, 2014Observed: 12.48 ft at 9:30PM Jul 27, 2014Observed: 12.58 ft at 9:45PM Jul 27, 2014Observed: 12.53 ft at 10:00PM Jul 27, 2014Observed: 12.53 ft at 10:15PM Jul 27, 2014Observed: 12.47 ft at 10:30PM Jul 27, 2014Observed: 12.55 ft at 10:45PM Jul 27, 2014Observed: 12.61 ft at 11:00PM Jul 27, 2014Observed: 12.61 ft at 11:15PM Jul 27, 2014Observed: 12.42 ft at 11:30PM Jul 27, 2014Observed: 12.7 ft at 11:45PM Jul 27, 2014Observed: 12.49 ft at 12:00AM Jul 28, 2014Observed: 12.61 ft at 12:15AM Jul 28, 2014Observed: 12.63 ft at 12:30AM Jul 28, 2014Observed: 12.61 ft at 12:45AM Jul 28, 2014Observed: 12.53 ft at 1:00AM Jul 28, 2014Observed: 12.61 ft at 1:15AM Jul 28, 2014Observed: 12.61 ft at 1:30AM Jul 28, 2014Observed: 12.62 ft at 1:45AM Jul 28, 2014Observed: 12.63 ft at 2:00AM Jul 28, 2014Observed: 12.66 ft at 2:15AM Jul 28, 2014Observed: 12.56 ft at 2:30AM Jul 28, 2014Observed: 12.64 ft at 2:45AM Jul 28, 2014Observed: 12.56 ft at 3:00AM Jul 28, 2014Observed: 12.68 ft at 3:15AM Jul 28, 2014Observed: 12.58 ft at 3:30AM Jul 28, 2014Observed: 12.67 ft at 3:45AM Jul 28, 2014Observed: 12.57 ft at 4:00AM Jul 28, 2014Observed: 12.62 ft at 4:15AM Jul 28, 2014Observed: 12.59 ft at 4:30AM Jul 28, 2014Observed: 12.59 ft at 4:45AM Jul 28, 2014Observed: 12.5 ft at 5:00AM Jul 28, 2014Observed: 12.65 ft at 5:15AM Jul 28, 2014Observed: 12.54 ft at 5:30AM Jul 28, 2014Observed: 12.63 ft at 5:45AM Jul 28, 2014Observed: 12.57 ft at 6:00AM Jul 28, 2014Observed: 12.59 ft at 6:15AM Jul 28, 2014Observed: 12.57 ft at 6:30AM Jul 28, 2014Observed: 12.62 ft at 6:45AM Jul 28, 2014Observed: 12.57 ft at 7:00AM Jul 28, 2014Observed: 12.62 ft at 7:15AM Jul 28, 2014Observed: 12.57 ft at 7:30AM Jul 28, 2014Observed: 12.55 ft at 7:45AM Jul 28, 2014Observed: 12.61 ft at 8:00AM Jul 28, 2014Observed: 12.53 ft at 8:15AM Jul 28, 2014Observed: 12.63 ft at 8:30AM Jul 28, 2014Observed: 12.57 ft at 8:45AM Jul 28, 2014Observed: 12.51 ft at 9:00AM Jul 28, 2014Observed: 12.43 ft at 9:15AM Jul 28, 2014Observed: 12.67 ft at 9:30AM Jul 28, 2014Observed: 12.47 ft at 9:45AM Jul 28, 2014Observed: 12.59 ft at 10:00AM Jul 28, 2014Observed: 12.44 ft at 10:15AM Jul 28, 2014Observed: 12.39 ft at 10:30AM Jul 28, 2014Observed: 12.63 ft at 10:45AM Jul 28, 2014Observed: 12.53 ft at 11:00AM Jul 28, 2014Observed: 12.56 ft at 11:15AM Jul 28, 2014Observed: 12.57 ft at 11:30AM Jul 28, 2014Observed: 12.53 ft at 11:45AM Jul 28, 2014Observed: 12.54 ft at 12:00PM Jul 28, 2014Observed: 12.54 ft at 12:15PM Jul 28, 2014Observed: 12.51 ft at 12:30PM Jul 28, 2014Observed: 12.5 ft at 12:45PM Jul 28, 2014Observed: 12.53 ft at 1:00PM Jul 28, 2014Observed: 12.49 ft at 1:15PM Jul 28, 2014Observed: 12.54 ft at 1:30PM Jul 28, 2014Observed: 12.52 ft at 1:45PM Jul 28, 2014Observed: 12.53 ft at 2:00PM Jul 28, 2014Observed: 12.52 ft at 2:15PM Jul 28, 2014Observed: 12.5 ft at 2:30PM Jul 28, 2014Observed: 12.42 ft at 2:45PM Jul 28, 2014Observed: 12.58 ft at 3:00PM Jul 28, 2014Observed: 12.48 ft at 3:15PM Jul 28, 2014Observed: 12.53 ft at 3:30PM Jul 28, 2014Observed: 12.49 ft at 3:45PM Jul 28, 2014Observed: 12.5 ft at 4:00PM Jul 28, 2014Observed: 12.44 ft at 4:15PM Jul 28, 2014Observed: 12.48 ft at 4:30PM Jul 28, 2014Observed: 12.43 ft at 4:45PM Jul 28, 2014Observed: 12.37 ft at 5:00PM Jul 28, 2014Observed: 12.51 ft at 5:15PM Jul 28, 2014Observed: 12.45 ft at 5:30PM Jul 28, 2014Observed: 12.45 ft at 5:45PM Jul 28, 2014Observed: 12.43 ft at 6:00PM Jul 28, 2014Observed: 12.37 ft at 6:15PM Jul 28, 2014Observed: 12.42 ft at 6:30PM Jul 28, 2014Observed: 12.44 ft at 6:45PM Jul 28, 2014Observed: 12.38 ft at 7:00PM Jul 28, 2014Observed: 12.35 ft at 7:15PM Jul 28, 2014Observed: 12.33 ft at 7:30PM Jul 28, 2014Observed: 12.44 ft at 7:45PM Jul 28, 2014Observed: 12.35 ft at 8:00PM Jul 28, 2014Observed: 12.36 ft at 8:15PM Jul 28, 2014Observed: 12.28 ft at 8:30PM Jul 28, 2014Observed: 12.19 ft at 8:45PM Jul 28, 2014Observed: 12.49 ft at 9:00PM Jul 28, 2014Observed: 12.3 ft at 9:15PM Jul 28, 2014Observed: 12.37 ft at 9:30PM Jul 28, 2014Observed: 12.31 ft at 9:45PM Jul 28, 2014Observed: 12.29 ft at 10:00PM Jul 28, 2014Observed: 12.33 ft at 10:15PM Jul 28, 2014Observed: 12.33 ft at 10:30PM Jul 28, 2014Observed: 12.34 ft at 10:45PM Jul 28, 2014Observed: 12.33 ft at 11:00PM Jul 28, 2014Observed: 12.31 ft at 11:15PM Jul 28, 2014Observed: 12.29 ft at 11:30PM Jul 28, 2014Observed: 12.31 ft at 11:45PM Jul 28, 2014Observed: 12.29 ft at 12:00AM Jul 29, 2014Observed: 12.36 ft at 12:15AM Jul 29, 2014Observed: 12.32 ft at 12:30AM Jul 29, 2014Observed: 12.23 ft at 12:45AM Jul 29, 2014Observed: 12.41 ft at 1:00AM Jul 29, 2014Observed: 12.29 ft at 1:15AM Jul 29, 2014Observed: 12.27 ft at 1:30AM Jul 29, 2014Observed: 12.57 ft at 1:45AM Jul 29, 2014Observed: 12.47 ft at 2:00AM Jul 29, 2014Observed: 12.54 ft at 2:15AM Jul 29, 2014Observed: 12.49 ft at 2:30AM Jul 29, 2014Observed: 12.4 ft at 2:45AM Jul 29, 2014Observed: 12.5 ft at 3:00AM Jul 29, 2014Observed: 12.53 ft at 3:15AM Jul 29, 2014Observed: 12.5 ft at 3:30AM Jul 29, 2014Observed: 12.55 ft at 3:45AM Jul 29, 2014Observed: 12.54 ft at 4:00AM Jul 29, 2014Observed: 12.55 ft at 4:15AM Jul 29, 2014Observed: 12.56 ft at 4:30AM Jul 29, 2014Observed: 12.62 ft at 4:45AM Jul 29, 2014Observed: 12.6 ft at 5:00AM Jul 29, 2014Observed: 12.6 ft at 5:15AM Jul 29, 2014Observed: 12.61 ft at 5:30AM Jul 29, 2014Observed: 12.56 ft at 5:45AM Jul 29, 2014Observed: 12.7 ft at 6:00AM Jul 29, 2014Observed: 12.7 ft at 6:15AM Jul 29, 2014Observed: 12.7 ft at 6:30AM Jul 29, 2014Observed: 12.66 ft at 6:45AM Jul 29, 2014Observed: 12.64 ft at 7:00AM Jul 29, 2014Observed: 12.66 ft at 7:15AM Jul 29, 2014Observed: 12.65 ft at 7:30AM Jul 29, 2014Observed: 12.68 ft at 7:45AM Jul 29, 2014Observed: 12.69 ft at 8:00AM Jul 29, 2014Observed: 12.65 ft at 8:15AM Jul 29, 2014Observed: 12.62 ft at 8:30AM Jul 29, 2014Observed: 12.76 ft at 8:45AM Jul 29, 2014Observed: 12.62 ft at 9:00AM Jul 29, 2014Observed: 12.69 ft at 9:15AM Jul 29, 2014Observed: 12.71 ft at 9:30AM Jul 29, 2014Observed: 12.72 ft at 9:45AM Jul 29, 2014Observed: 12.76 ft at 10:00AM Jul 29, 2014Observed: 12.79 ft at 10:15AM Jul 29, 2014Observed: 12.78 ft at 10:30AM Jul 29, 2014Observed: 12.81 ft at 10:45AM Jul 29, 2014Observed: 12.77 ft at 11:00AM Jul 29, 2014Observed: 12.73 ft at 11:15AM Jul 29, 2014Observed: 12.83 ft at 11:30AM Jul 29, 2014Observed: 12.84 ft at 11:45AM Jul 29, 2014Observed: 12.92 ft at 12:00PM Jul 29, 2014Observed: 12.9 ft at 12:15PM Jul 29, 2014Observed: 12.88 ft at 12:30PM Jul 29, 2014Observed: 12.9 ft at 12:45PM Jul 29, 2014Observed: 12.91 ft at 1:00PM Jul 29, 2014Observed: 12.94 ft at 1:15PM Jul 29, 2014Observed: 12.93 ft at 1:30PM Jul 29, 2014Observed: 12.94 ft at 1:45PM Jul 29, 2014Observed: 12.76 ft at 2:00PM Jul 29, 2014Observed: 12.99 ft at 2:15PM Jul 29, 2014Observed: 12.85 ft at 2:30PM Jul 29, 2014Observed: 12.84 ft at 2:45PM Jul 29, 2014Observed: 12.83 ft at 3:00PM Jul 29, 2014Observed: 12.9 ft at 3:15PM Jul 29, 2014Observed: 12.85 ft at 3:30PM Jul 29, 2014Observed: 12.94 ft at 3:45PM Jul 29, 2014Observed: 12.8 ft at 4:00PM Jul 29, 2014Observed: 12.87 ft at 4:15PM Jul 29, 2014Observed: 12.97 ft at 4:30PM Jul 29, 2014Observed: 12.96 ft at 4:45PM Jul 29, 2014Observed: 12.96 ft at 5:00PM Jul 29, 2014Observed: 12.94 ft at 5:15PM Jul 29, 2014Observed: 12.93 ft at 5:30PM Jul 29, 2014Observed: 12.95 ft at 5:45PM Jul 29, 2014Observed: 12.94 ft at 6:00PM Jul 29, 2014Observed: 12.97 ft at 6:15PM Jul 29, 2014Observed: 12.92 ft at 6:30PM Jul 29, 2014Observed: 12.9 ft at 6:45PM Jul 29, 2014Observed: 12.9 ft at 7:00PM Jul 29, 2014Observed: 12.82 ft at 7:15PM Jul 29, 2014Observed: 12.96 ft at 7:30PM Jul 29, 2014Observed: 12.87 ft at 7:45PM Jul 29, 2014Observed: 12.82 ft at 8:00PM Jul 29, 2014Observed: 12.97 ft at 8:15PM Jul 29, 2014Observed: 12.85 ft at 8:30PM Jul 29, 2014Observed: 12.75 ft at 8:45PM Jul 29, 2014Observed: 12.96 ft at 9:00PM Jul 29, 2014Observed: 12.77 ft at 9:15PM Jul 29, 2014Observed: 12.88 ft at 9:30PM Jul 29, 2014Observed: 12.74 ft at 9:45PM Jul 29, 2014Observed: 12.93 ft at 10:00PM Jul 29, 2014Observed: 12.78 ft at 10:15PM Jul 29, 2014Observed: 12.76 ft at 10:30PM Jul 29, 2014Observed: 12.83 ft at 10:45PM Jul 29, 2014Observed: 12.68 ft at 11:00PM Jul 29, 2014Observed: 12.86 ft at 11:15PM Jul 29, 2014Observed: 12.71 ft at 11:30PM Jul 29, 2014Observed: 12.8 ft at 11:45PM Jul 29, 2014Observed: 12.73 ft at 12:00AM Jul 30, 2014Observed: 12.75 ft at 12:15AM Jul 30, 2014Observed: 12.73 ft at 12:30AM Jul 30, 2014Observed: 12.71 ft at 12:45AM Jul 30, 2014Observed: 12.75 ft at 1:00AM Jul 30, 2014Observed: 12.7 ft at 1:15AM Jul 30, 2014Observed: 12.74 ft at 1:30AM Jul 30, 2014Observed: 12.62 ft at 1:45AM Jul 30, 2014Observed: 12.79 ft at 2:00AM Jul 30, 2014Observed: 12.63 ft at 2:15AM Jul 30, 2014Observed: 12.73 ft at 2:30AM Jul 30, 2014Observed: 12.67 ft at 2:45AM Jul 30, 2014Observed: 12.67 ft at 3:00AM Jul 30, 2014Observed: 12.66 ft at 3:15AM Jul 30, 2014Observed: 12.66 ft at 3:30AM Jul 30, 2014Observed: 12.67 ft at 3:45AM Jul 30, 2014Observed: 12.63 ft at 4:00AM Jul 30, 2014Observed: 12.65 ft at 4:15AM Jul 30, 2014Observed: 12.64 ft at 4:30AM Jul 30, 2014Observed: 12.65 ft at 4:45AM Jul 30, 2014Observed: 12.6 ft at 5:00AM Jul 30, 2014Observed: 12.47 ft at 5:15AM Jul 30, 2014Observed: 12.63 ft at 5:30AM Jul 30, 2014Observed: 12.59 ft at 5:45AM Jul 30, 2014Observed: 12.6 ft at 6:00AM Jul 30, 2014Observed: 12.58 ft at 6:15AM Jul 30, 2014Observed: 12.57 ft at 6:30AM Jul 30, 2014Observed: 12.59 ft at 6:45AM Jul 30, 2014Observed: 12.59 ft at 7:00AM Jul 30, 2014Observed: 12.59 ft at 7:15AM Jul 30, 2014Observed: 12.59 ft at 7:30AM Jul 30, 2014Observed: 12.57 ft at 7:45AM Jul 30, 2014Observed: 12.58 ft at 8:00AM Jul 30, 2014Observed: 12.57 ft at 8:15AM Jul 30, 2014Observed: 12.46 ft at 8:30AM Jul 30, 2014Observed: 12.6 ft at 8:45AM Jul 30, 2014Observed: 12.57 ft at 9:00AM Jul 30, 2014Observed: 12.6 ft at 9:15AM Jul 30, 2014Observed: 12.39 ft at 9:30AM Jul 30, 2014Observed: 12.55 ft at 9:45AM Jul 30, 2014Observed: 12.51 ft at 10:00AM Jul 30, 2014Observed: 12.51 ft at 10:15AM Jul 30, 2014Observed: 12.55 ft at 10:30AM Jul 30, 2014Observed: 12.54 ft at 10:45AM Jul 30, 2014Observed: 12.54 ft at 11:00AM Jul 30, 2014Observed: 12.51 ft at 11:15AM Jul 30, 2014Observed: 12.53 ft at 11:30AM Jul 30, 2014Observed: 12.47 ft at 11:45AM Jul 30, 2014Observed: 12.57 ft at 12:00PM Jul 30, 2014Observed: 12.46 ft at 12:15PM Jul 30, 2014Observed: 12.6 ft at 12:30PM Jul 30, 2014Observed: 12.52 ft at 12:45PM Jul 30, 2014Observed: 12.56 ft at 1:00PM Jul 30, 2014Observed: 12.56 ft at 1:15PM Jul 30, 2014Observed: 12.57 ft at 1:30PM Jul 30, 2014Observed: 12.58 ft at 1:45PM Jul 30, 2014Observed: 12.48 ft at 2:00PM Jul 30, 2014Observed: 12.63 ft at 2:15PM Jul 30, 2014Observed: 12.57 ft at 2:30PM Jul 30, 2014Observed: 12.62 ft at 2:45PM Jul 30, 2014Observed: 12.63 ft at 3:00PM Jul 30, 2014Observed: 12.56 ft at 3:15PM Jul 30, 2014Observed: 12.48 ft at 3:30PM Jul 30, 2014Observed: 12.58 ft at 3:45PM Jul 30, 2014Observed: 12.63 ft at 4:00PM Jul 30, 2014Highest Forecast: 12.5 ft 8:00PM Jul 30, 2014Highest Forecast: 12.5 ft 2:00AM Jul 31, 2014Highest Forecast: 12.5 ft 8:00AM Jul 31, 2014Highest Forecast: 12.5 ft 2:00PM Jul 31, 2014Highest Forecast: 12.5 ft 8:00PM Jul 31, 2014Highest Forecast: 12.5 ft 2:00AM Aug 01, 2014Highest Forecast: 12.5 ft 8:00AM Aug 01, 2014Highest Forecast: 12.5 ft 2:00PM Aug 01, 2014Highest Forecast: 12.5 ft 8:00PM Aug 01, 2014Highest Forecast: 12.5 ft 2:00AM Aug 02, 2014Highest Forecast: 12.5 ft 8:00AM Aug 02, 2014Highest Forecast: 12.5 ft 2:00PM Aug 02, 2014Highest Forecast: 12.5 ft 8:00PM Aug 02, 2014Highest Forecast: 12.5 ft 2:00AM Aug 03, 2014Highest Forecast: 12.5 ft 8:00AM Aug 03, 2014Highest Forecast: 12.5 ft 2:00PM Aug 03, 2014Highest Forecast: 12.5 ft 8:00PM Aug 03, 2014Highest Forecast: 12.5 ft 2:00AM Aug 04, 2014Highest Forecast: 12.5 ft 8:00AM Aug 04, 2014USGS--Water Resources of the United StatesMLUK2(plotting HPIRG) Graph Created (5:05PM Jul 30, 2014)ObservedForecast (issued 2:00PM Jul 30)Latest observed value: 12.63 ft at 4:00 PM EDT 30-Jul-2014. Flood Stage is 23 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
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 Ohio River at McAlpine Upper are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Clifty Creek Upstream Gauge Downstream Gauge Downstream Gauge - at McAlpine Lock and Dam
Flood Categories (in feet)
Major Flood Stage:38
Moderate Flood Stage:30
Flood Stage:23
Action Stage:21

Historical Crests
(1) 52.15 ft on 01/27/1937
(2) 42.10 ft on 03/08/1945
(3) 41.70 ft on 02/16/1884
(4) 41.20 ft on 03/12/1964
(5) 39.50 ft on 02/16/1883
(6) 39.40 ft on 04/02/1913
(7) 38.76 ft on 03/07/1997
(8) 36.40 ft on 01/22/1907
(9) 36.00 ft on 04/19/1948
(10) 34.10 ft on 03/23/1933
Show More Historical Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -3.30 ft on 10/10/1881
(2) 3.90 ft on 12/22/1917
(3) 6.00 ft on 02/05/1936
Show More Low Water Records

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

Zoom Level:12
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
55.2 Water reaches top of floodwall.
53 Sandbagging of low areas of Louisville floodwall begin.
52 Flooding begins in Jeffersonville city limits. Shelby Street in Louisville is closed at floodgate.
50 Jackson Strret, Schoeffel Alley, Hancock Street, Preston Street and 13th Street and closed at floodgates.
48 Franklin, 18th, and 26th Streets are closed at floodgates.
47 Clay Street, Letterle Avenue, and Washington Street are closed at floodgates.
44 Campbell, 12th, Franklin, Wenzel, and Adams Streets are closed at floodgates.
42 Buchanan and Cabel Streets are closed at floodgate.
40 Mellwood Avenue, Webster Street, and Rowan Street are closed at floodgate.
38 6th, 7th and 8th Streets are closed at floodgates. US 42 floods at Harrods Creek.
36 11th Street is closed at floodgates.
29 Parts of Utica IN flood. Third Street ramp off of I-64 closes. 10th and 27th Streets are closed at floodgates.
28 More sections of River Road floods. Beachland Beach area is cut off. Lime Kiln Lane floods south of River Road.
27 River Road floods at many locations from 3rd St. to Glenview. Blankenbaker Lane closes south of River Road. River Dell Rd. floods at Mellwood Ave. Riverside Dr. floods at many locations.
26 Mockingbird Valley Rd. floods south of Mellwood Ave.
24.5 Waldoah Beach and Transylvania Beach areas are cut off. River Road near Indian Hills Trail floods. Adams St. and Witherspoon Rd. closes.
23 Some sections of River Road are closed from 3rd St. to 8th St. Eifler Beach and Juniper Beach areas are cut off. Parts of Campbell St., Frankfort Ave., and Mockingbird Valley Rd. close. Right turns onto River Rd. from the I-64 ramp are prohibited.
Photos
(1) Gage House with Microwave Gage
(2) Wireweight Gage
(3) Staff Gage by Water Tower
(4) Gage Catwalk
(5) Looking Upstream from Gage
(6) Looking Downstream from Gage
(7) Louisville Skyline from Gage
(8) Water Tower Building in Front of Gage
(9) Water Tower Museum
(10) Water Tower Base
(11) Plaque on Water Tower Base
(12) Water Tower Complex from River
(13) Water Tower Complex Showing 1937 Floodmark
(14) Arctic Springs Neighborhood on Indiana Side
(15) Shipyard on Indiana Side
(16) Upper Pool Staff Gage on Lock Wall
(17) Looking Upstream from Lock
(18) Louisville Landing Area
(19) Louisville Great Lawn Area
(20) Jeffersonville Shoreline
(21) Ohio Greenway Indiana Side
(22) Ashland Park
About This Location Collapse

Latitude: 38.281111° N, Longitude: 85.702222° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 23 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 29 407.46 430.46 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 408 ft 431 ft Ohio River Datum 1913

Current/Historical Observations:

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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
Louisville Weather Forecast Office
6201 Theiler Lane
Louisville, KY 40229
(502) 969-8842
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Page last modified: 16-Jul-2014 12:48 AM
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