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Hydrograph River at a Glance Download
Verdigris River near Inola Stage (ft)Flow (kcfs)Highest Forecast: 24.6 ft 7:00AM Oct 21, 2021Highest Forecast: 24.6 ft 1:00PM Oct 21, 2021Highest Forecast: 24.6 ft 7:00PM Oct 21, 2021Highest Forecast: 24.6 ft 1:00AM Oct 22, 2021Highest Forecast: 24.6 ft 7:00AM Oct 22, 2021Highest Forecast: 24.6 ft 1:00PM Oct 22, 2021Highest Forecast: 24.6 ft 7:00PM Oct 22, 2021Highest Forecast: 24.6 ft 1:00AM Oct 23, 2021Highest Forecast: 24.6 ft 7:00AM Oct 23, 2021Highest Forecast: 24.6 ft 1:00PM Oct 23, 2021Highest Forecast: 24.6 ft 7:00PM Oct 23, 2021Highest Forecast: 24.6 ft 1:00AM Oct 24, 2021Highest Forecast: 24.6 ft 7:00AM Oct 24, 2021Highest Forecast: 24.6 ft 1:00PM Oct 24, 2021Highest Forecast: 24.6 ft 7:00PM Oct 24, 2021Highest Forecast: 24.6 ft 1:00AM Oct 25, 2021Highest Forecast: 24.6 ft 7:00AM Oct 25, 2021INOO2(plotting HGIRZ) Graph Created (4:23AM Oct 21, 2021)Forecast (issued 7:58AM Oct 20)Flood Stage is 42 ft
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Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Verdigris River near Inola are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - near Claremore Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 48
Moderate Flood Stage: 45
Flood Stage: 42
Action Stage: 42
Low Stage (in feet): -9999

Historic Crests
(1) 54.93 ft on 05/21/1943
(2) 53.20 ft on 10/05/1959
(3) 52.75 ft on 06/16/1957
(4) 52.40 ft on 06/27/1948
(5) 52.32 ft on 07/08/1951
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 41.20 ft on 12/28/2015 (P)
(2) 40.87 ft on 11/05/1974
(3) 32.28 ft on 05/01/1970
(4) 31.35 ft on 06/05/1969
(5) 32.02 ft on 03/21/1968
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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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
54 near record flooding occurs between the Port of Catoosa to the pool of Newt Graham Lock and Dam. Some 73,000 acres of land along the river, including landings and parks, are inundated. The flood of record was 54.93 feet on May 21, 1943. This is an extremely dangerous and life threatening situation.
52 very severe flooding occurs from the twin Highway 412 bridges downstream. Parks and landings along the Verdigris River are inundated. This will approach the flood of October 5, 1959 when the river crested at 53.20 feet. This is an extremely dangerous and life threatening situation.
50 severe flooding occurs from the twin Highway 412 bridges downstream. Landings and parks along the river are covered to depths of several feet. This will approach the flood of May 25, 1957 when the river crested at 51.50 feet. This is an extremely dangerous and life threatening situation.
48 widespread agricultural flooding occurs. Some landings and parks along the river are inundated. This is a dangerous situation.
46 widespread agricultural flooding occurs. Parks along the river are inundated and some landings may be affected.
45 moderate agricultural flooding occurs. Parks along the river are flooded and some landings may be affected. This will approach the flooding which occurred on August 18, 1961 when the river crested at 44.38 feet.
44 widespread minor agricultural flooding occurs. Parks along the river may be flooded.
42 minor agricultural flooding occurs.
About This Location Collapse

Latitude: 36.164722° N, Longitude: 95.618889° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 42 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 29 506.87 ft 548.87 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse
The stage for the Verdigris River near Inola can be affected by backwater from the Newt Graham Lock and Dam 18 on the McClellan-Kerr Arkansas River Navigation System (MKARNS). Manual stage readings are not routinely available.
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Hydrologic Resources Additional Resources
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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.
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