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Hydrograph River at a Glance Download
Canadian River near Calvin Stage (ft)Flow (kcfs)Observed: 8.93 ft at 5:00AM Mar 23, 2024Observed: 8.98 ft at 5:30AM Mar 23, 2024Observed: 8.99 ft at 6:00AM Mar 23, 2024Observed: 9.02 ft at 6:30AM Mar 23, 2024Highest Observation: 9.04 ft at 7:00AM Mar 23, 2024Observed: 9.03 ft at 7:30AM Mar 23, 2024Observed: 9.01 ft at 8:00AM Mar 23, 2024Observed: 9 ft at 8:30AM Mar 23, 2024Observed: 9.02 ft at 9:00AM Mar 23, 2024Observed: 8.99 ft at 9:30AM Mar 23, 2024Observed: 8.99 ft at 10:00AM Mar 23, 2024Observed: 8.94 ft at 10:30AM Mar 23, 2024Observed: 8.93 ft at 11:00AM Mar 23, 2024Observed: 8.9 ft at 11:30AM Mar 23, 2024Observed: 8.87 ft at 12:00PM Mar 23, 2024Observed: 8.84 ft at 12:30PM Mar 23, 2024Observed: 8.81 ft at 1:00PM Mar 23, 2024Observed: 8.77 ft at 1:30PM Mar 23, 2024Observed: 8.73 ft at 2:00PM Mar 23, 2024Observed: 8.71 ft at 2:30PM Mar 23, 2024Observed: 8.67 ft at 3:00PM Mar 23, 2024Observed: 8.64 ft at 3:30PM Mar 23, 2024Observed: 8.61 ft at 4:00PM Mar 23, 2024Observed: 8.58 ft at 4:30PM Mar 23, 2024Observed: 8.55 ft at 5:00PM Mar 23, 2024Observed: 8.53 ft at 5:30PM Mar 23, 2024Observed: 8.5 ft at 6:00PM Mar 23, 2024Observed: 8.47 ft at 6:30PM Mar 23, 2024Observed: 8.44 ft at 7:00PM Mar 23, 2024Observed: 8.4 ft at 7:30PM Mar 23, 2024Observed: 8.37 ft at 8:00PM Mar 23, 2024Observed: 8.33 ft at 8:30PM Mar 23, 2024Observed: 8.29 ft at 9:00PM Mar 23, 2024Observed: 8.26 ft at 9:30PM Mar 23, 2024Observed: 8.23 ft at 10:00PM Mar 23, 2024Observed: 8.2 ft at 10:30PM Mar 23, 2024Observed: 8.17 ft at 11:00PM Mar 23, 2024Observed: 8.14 ft at 11:30PM Mar 23, 2024Observed: 8.11 ft at 12:00AM Mar 24, 2024Observed: 8.09 ft at 12:30AM Mar 24, 2024Observed: 8.06 ft at 1:00AM Mar 24, 2024Observed: 8.02 ft at 1:30AM Mar 24, 2024Observed: 8 ft at 2:00AM Mar 24, 2024Observed: 7.97 ft at 2:30AM Mar 24, 2024Observed: 7.94 ft at 3:00AM Mar 24, 2024Observed: 7.91 ft at 3:30AM Mar 24, 2024Observed: 7.9 ft at 4:00AM Mar 24, 2024Observed: 7.87 ft at 4:30AM Mar 24, 2024Observed: 7.85 ft at 5:00AM Mar 24, 2024Observed: 7.82 ft at 5:30AM Mar 24, 2024Observed: 7.8 ft at 6:00AM Mar 24, 2024Observed: 7.79 ft at 6:30AM Mar 24, 2024Observed: 7.74 ft at 7:00AM Mar 24, 2024Observed: 7.73 ft at 7:30AM Mar 24, 2024Observed: 7.73 ft at 8:00AM Mar 24, 2024Observed: 7.71 ft at 8:30AM Mar 24, 2024Observed: 7.68 ft at 9:00AM Mar 24, 2024Observed: 7.67 ft at 9:30AM Mar 24, 2024Observed: 7.63 ft at 10:00AM Mar 24, 2024Observed: 7.65 ft at 10:30AM Mar 24, 2024Observed: 7.61 ft at 11:00AM Mar 24, 2024Observed: 7.63 ft at 11:30AM Mar 24, 2024Observed: 7.58 ft at 12:00PM Mar 24, 2024Observed: 7.56 ft at 12:30PM Mar 24, 2024Observed: 7.55 ft at 1:00PM Mar 24, 2024Observed: 7.57 ft at 1:30PM Mar 24, 2024Observed: 7.56 ft at 2:00PM Mar 24, 2024Observed: 7.52 ft at 2:30PM Mar 24, 2024Observed: 7.53 ft at 3:00PM Mar 24, 2024Observed: 7.53 ft at 3:30PM Mar 24, 2024Observed: 7.53 ft at 4:00PM Mar 24, 2024Observed: 7.53 ft at 4:30PM Mar 24, 2024Observed: 7.52 ft at 5:00PM Mar 24, 2024Observed: 7.51 ft at 5:30PM Mar 24, 2024Observed: 7.5 ft at 6:00PM Mar 24, 2024Observed: 7.48 ft at 6:30PM Mar 24, 2024Observed: 7.48 ft at 7:00PM Mar 24, 2024Observed: 7.47 ft at 7:30PM Mar 24, 2024Observed: 7.46 ft at 8:00PM Mar 24, 2024Observed: 7.44 ft at 8:30PM Mar 24, 2024Observed: 7.45 ft at 9:00PM Mar 24, 2024Observed: 7.44 ft at 9:30PM Mar 24, 2024Observed: 7.43 ft at 10:00PM Mar 24, 2024Observed: 7.43 ft at 10:30PM Mar 24, 2024Observed: 7.43 ft at 11:00PM Mar 24, 2024Observed: 7.45 ft at 11:30PM Mar 24, 2024Observed: 7.44 ft at 12:00AM Mar 25, 2024Observed: 7.4 ft at 12:30AM Mar 25, 2024Observed: 7.43 ft at 1:00AM Mar 25, 2024Observed: 7.42 ft at 1:30AM Mar 25, 2024Observed: 7.42 ft at 2:00AM Mar 25, 2024Observed: 7.41 ft at 2:30AM Mar 25, 2024Observed: 7.41 ft at 3:00AM Mar 25, 2024Observed: 7.4 ft at 3:30AM Mar 25, 2024Observed: 7.4 ft at 4:00AM Mar 25, 2024Observed: 7.38 ft at 4:30AM Mar 25, 2024Observed: 7.38 ft at 5:00AM Mar 25, 2024Observed: 7.37 ft at 5:30AM Mar 25, 2024Observed: 7.37 ft at 6:00AM Mar 25, 2024Observed: 7.37 ft at 6:30AM Mar 25, 2024Observed: 7.36 ft at 7:00AM Mar 25, 2024Observed: 7.36 ft at 7:30AM Mar 25, 2024Observed: 7.35 ft at 8:00AM Mar 25, 2024Observed: 7.35 ft at 8:30AM Mar 25, 2024Observed: 7.35 ft at 9:00AM Mar 25, 2024Observed: 7.34 ft at 9:30AM Mar 25, 2024Observed: 7.34 ft at 10:00AM Mar 25, 2024Observed: 7.33 ft at 10:30AM Mar 25, 2024Observed: 7.33 ft at 11:00AM Mar 25, 2024Observed: 7.33 ft at 11:30AM Mar 25, 2024Observed: 7.32 ft at 12:00PM Mar 25, 2024Observed: 7.32 ft at 12:30PM Mar 25, 2024Observed: 7.32 ft at 1:00PM Mar 25, 2024Observed: 7.31 ft at 1:30PM Mar 25, 2024Observed: 7.32 ft at 2:00PM Mar 25, 2024Observed: 7.32 ft at 2:30PM Mar 25, 2024Observed: 7.32 ft at 3:00PM Mar 25, 2024Observed: 7.25 ft at 3:30PM Mar 25, 2024Observed: 7.24 ft at 4:00PM Mar 25, 2024Observed: 7.27 ft at 4:30PM Mar 25, 2024Observed: 7.26 ft at 5:00PM Mar 25, 2024Observed: 7.31 ft at 5:30PM Mar 25, 2024Observed: 7.36 ft at 6:00PM Mar 25, 2024Observed: 7.47 ft at 6:30PM Mar 25, 2024Observed: 7.59 ft at 7:00PM Mar 25, 2024Observed: 7.74 ft at 7:30PM Mar 25, 2024Observed: 7.88 ft at 8:00PM Mar 25, 2024Observed: 7.96 ft at 8:30PM Mar 25, 2024Observed: 8.07 ft at 9:00PM Mar 25, 2024Observed: 8.16 ft at 9:30PM Mar 25, 2024Observed: 8.21 ft at 10:00PM Mar 25, 2024Observed: 8.24 ft at 10:30PM Mar 25, 2024Observed: 8.3 ft at 11:00PM Mar 25, 2024Observed: 8.34 ft at 11:30PM Mar 25, 2024Observed: 8.34 ft at 12:00AM Mar 26, 2024Observed: 8.35 ft at 12:30AM Mar 26, 2024Observed: 8.37 ft at 1:00AM Mar 26, 2024Observed: 8.36 ft at 1:30AM Mar 26, 2024Observed: 8.37 ft at 2:00AM Mar 26, 2024Observed: 8.37 ft at 2:30AM Mar 26, 2024Observed: 8.36 ft at 3:00AM Mar 26, 2024Observed: 8.34 ft at 3:30AM Mar 26, 2024Observed: 8.34 ft at 4:00AM Mar 26, 2024Observed: 8.32 ft at 4:30AM Mar 26, 2024Observed: 8.31 ft at 5:00AM Mar 26, 2024Observed: 8.29 ft at 5:30AM Mar 26, 2024Observed: 8.27 ft at 6:00AM Mar 26, 2024Observed: 8.25 ft at 6:30AM Mar 26, 2024Observed: 8.24 ft at 7:00AM Mar 26, 2024Observed: 8.22 ft at 7:30AM Mar 26, 2024Observed: 8.2 ft at 8:00AM Mar 26, 2024Observed: 8.19 ft at 8:30AM Mar 26, 2024Observed: 8.13 ft at 9:00AM Mar 26, 2024Observed: 8.15 ft at 9:30AM Mar 26, 2024Observed: 8.11 ft at 10:00AM Mar 26, 2024Observed: 8.1 ft at 10:30AM Mar 26, 2024Observed: 8.07 ft at 11:00AM Mar 26, 2024Observed: 8.03 ft at 11:30AM Mar 26, 2024Observed: 8.03 ft at 12:00PM Mar 26, 2024Observed: 8.02 ft at 12:30PM Mar 26, 2024Observed: 7.97 ft at 1:00PM Mar 26, 2024Observed: 7.98 ft at 1:30PM Mar 26, 2024Observed: 7.95 ft at 2:00PM Mar 26, 2024Observed: 7.92 ft at 2:30PM Mar 26, 2024Observed: 7.91 ft at 3:00PM Mar 26, 2024Observed: 7.89 ft at 3:30PM Mar 26, 2024Observed: 7.87 ft at 4:00PM Mar 26, 2024Observed: 7.86 ft at 4:30PM Mar 26, 2024Observed: 7.83 ft at 5:00PM Mar 26, 2024Observed: 7.82 ft at 5:30PM Mar 26, 2024Observed: 7.8 ft at 6:00PM Mar 26, 2024Observed: 7.78 ft at 6:30PM Mar 26, 2024Observed: 7.76 ft at 7:00PM Mar 26, 2024Observed: 7.75 ft at 7:30PM Mar 26, 2024Observed: 7.73 ft at 8:00PM Mar 26, 2024Observed: 7.71 ft at 8:30PM Mar 26, 2024Observed: 7.7 ft at 9:00PM Mar 26, 2024Observed: 7.68 ft at 9:30PM Mar 26, 2024Observed: 7.66 ft at 10:00PM Mar 26, 2024Observed: 7.65 ft at 10:30PM Mar 26, 2024Observed: 7.64 ft at 11:00PM Mar 26, 2024Observed: 7.62 ft at 11:30PM Mar 26, 2024Observed: 7.61 ft at 12:00AM Mar 27, 2024Observed: 7.59 ft at 12:30AM Mar 27, 2024Observed: 7.58 ft at 1:00AM Mar 27, 2024Observed: 7.57 ft at 1:30AM Mar 27, 2024Observed: 7.56 ft at 2:00AM Mar 27, 2024Observed: 7.55 ft at 2:30AM Mar 27, 2024Observed: 7.54 ft at 3:00AM Mar 27, 2024Observed: 7.52 ft at 3:30AM Mar 27, 2024Observed: 7.52 ft at 4:00AM Mar 27, 2024Observed: 7.51 ft at 4:30AM Mar 27, 2024Observed: 7.5 ft at 5:00AM Mar 27, 2024Observed: 7.49 ft at 5:30AM Mar 27, 2024Observed: 7.48 ft at 6:00AM Mar 27, 2024Observed: 7.47 ft at 6:30AM Mar 27, 2024Observed: 7.47 ft at 7:00AM Mar 27, 2024Observed: 7.46 ft at 7:30AM Mar 27, 2024Observed: 7.45 ft at 8:00AM Mar 27, 2024Observed: 7.45 ft at 8:30AM Mar 27, 2024Observed: 7.44 ft at 9:00AM Mar 27, 2024Observed: 7.44 ft at 9:30AM Mar 27, 2024Observed: 7.43 ft at 10:00AM Mar 27, 2024Observed: 7.43 ft at 10:30AM Mar 27, 2024Observed: 7.43 ft at 11:00AM Mar 27, 2024Observed: 7.43 ft at 11:30AM Mar 27, 2024Observed: 7.4 ft at 12:00PM Mar 27, 2024Observed: 7.43 ft at 12:30PM Mar 27, 2024Observed: 7.42 ft at 1:00PM Mar 27, 2024Observed: 7.41 ft at 1:30PM Mar 27, 2024Observed: 7.41 ft at 2:00PM Mar 27, 2024Observed: 7.41 ft at 2:30PM Mar 27, 2024Observed: 7.41 ft at 3:00PM Mar 27, 2024Observed: 7.4 ft at 3:30PM Mar 27, 2024Observed: 7.4 ft at 4:00PM Mar 27, 2024Observed: 7.39 ft at 4:30PM Mar 27, 2024Observed: 7.38 ft at 5:00PM Mar 27, 2024Observed: 7.37 ft at 5:30PM Mar 27, 2024Observed: 7.37 ft at 6:00PM Mar 27, 2024Observed: 7.36 ft at 6:30PM Mar 27, 2024Observed: 7.35 ft at 7:00PM Mar 27, 2024Observed: 7.35 ft at 7:30PM Mar 27, 2024Observed: 7.34 ft at 8:00PM Mar 27, 2024Observed: 7.34 ft at 8:30PM Mar 27, 2024Observed: 7.33 ft at 9:00PM Mar 27, 2024Observed: 7.32 ft at 9:30PM Mar 27, 2024Observed: 7.32 ft at 10:00PM Mar 27, 2024Observed: 7.31 ft at 10:30PM Mar 27, 2024Observed: 7.31 ft at 11:00PM Mar 27, 2024Observed: 7.3 ft at 11:30PM Mar 27, 2024Observed: 7.3 ft at 12:00AM Mar 28, 2024Observed: 7.29 ft at 12:30AM Mar 28, 2024Observed: 7.28 ft at 1:00AM Mar 28, 2024Observed: 7.27 ft at 1:30AM Mar 28, 2024Observed: 7.27 ft at 2:00AM Mar 28, 2024Observed: 7.25 ft at 2:30AM Mar 28, 2024Observed: 7.24 ft at 3:00AM Mar 28, 2024Observed: 7.24 ft at 3:30AM Mar 28, 2024Observed: 7.23 ft at 4:00AM Mar 28, 2024USGS--Water Resources of the United StatesCLVO2(plotting HGIRG) Graph Created (4:31AM Mar 28, 2024)ObservedLatest observed value: 7.23 ft at 4:00 AM CDT 28-Mar-2024. Flood Stage is 20 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
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 Canadian River near Calvin are issued as needed during times of high water, but are not routinely available.

Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

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Upstream Gauge - near Konawa Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 25
Moderate Flood Stage: 23
Flood Stage: 20
Action Stage: 18
Low Stage (in feet): -9999

Historic Crests
(1) 26.00 ft on 08/07/1906
(2) 25.50 ft on 10/04/1904
(3) 25.00 ft on 05/03/1914
(4) 24.35 ft on 05/11/1950
(5) 24.20 ft on 05/24/1908
(6) 24.00 ft on 05/05/1941
(7) 23.97 ft on 05/03/1990
(8) 22.55 ft on 05/18/1949
(9) 22.20 ft on 06/24/1948
(10) 22.00 ft on 05/31/1937
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 21.46 ft on 04/28/2021
(2) 18.47 ft on 05/20/2017
(3) 20.64 ft on 07/08/2015
(4) 21.84 ft on 06/18/2015
(5) 21.82 ft on 05/25/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
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
28 Valley-wide flooding of agricultural lands and rural roads occurs. Varying water depths up to about 8 feet may result in severe damage to property and the loss of livestock. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
27 Flooding of agricultural lands... oilfeilds... and rural roads occurs. Varying water depths up to about 7 feet may result in severe damage to property and the loss of livestock. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
26 Flooding of agricultural lands... oilfields... and rural roads occurs. Varying water depths up to about 6 feet may result in severe damage to property and the loss of livestock. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
25 Flooding of agricultural lands... oilfields... and rural roads occurs. Varying water depths up to about 5 feet may result in severe damage to property and the loss of livestock. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
24 Flooding of croplands... pastures... oilfields and rural roads... with water depths up to 4 feet may occur. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
23 Flooding of croplands... pastures... oilfields and rural roads... with water depths up to 3 feet may occur. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
22 Flooding of croplands... pastures... oilfields and rural roads... with water depths up to 2 feet may occur. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
21 Croplands... pastures... oilfields... and local roads may sustain shallow overflows. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
20 Croplands... pastures... oilfields... and local roads may sustain shallow overflows. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are flooded before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later. The town of Calvin and U.S. Highway 75 are not threatened.
19 Croplands... pastures... oilfields... and local roads may sustain shallow overflows. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are covered before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later.
18 Croplands... pastures... oilfields... and local roads may sustain shallow overflows. Upstream areas along the river in northern Pontotoc... southern Seminole... and west central Hughes counties are covered before the areas near Calvin. Downstream areas in eastern Hughes County are affected hours later.
About This Location Collapse

Latitude: 34.977867° N, Longitude: 96.243617° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 20 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 678.16 698.16 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 677.72 697.72 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:

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