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Hydrograph River at a Glance Download
Grand River near Sumner Stage (ft)Flow (kcfs)Highest Observation: 10.87 ft at 4:00PM May 22, 2022Observed: 10.86 ft at 4:15PM May 22, 2022Observed: 10.85 ft at 4:30PM May 22, 2022Observed: 10.83 ft at 4:45PM May 22, 2022Observed: 10.82 ft at 5:00PM May 22, 2022Observed: 10.81 ft at 5:15PM May 22, 2022Observed: 10.8 ft at 5:30PM May 22, 2022Observed: 10.79 ft at 5:45PM May 22, 2022Observed: 10.78 ft at 6:00PM May 22, 2022Observed: 10.77 ft at 6:15PM May 22, 2022Observed: 10.76 ft at 6:30PM May 22, 2022Observed: 10.75 ft at 6:45PM May 22, 2022Observed: 10.74 ft at 7:00PM May 22, 2022Observed: 10.73 ft at 7:15PM May 22, 2022Observed: 10.72 ft at 7:30PM May 22, 2022Observed: 10.71 ft at 7:45PM May 22, 2022Observed: 10.7 ft at 8:00PM May 22, 2022Observed: 10.69 ft at 8:15PM May 22, 2022Observed: 10.68 ft at 8:30PM May 22, 2022Observed: 10.67 ft at 8:45PM May 22, 2022Observed: 10.66 ft at 9:00PM May 22, 2022Observed: 10.65 ft at 9:15PM May 22, 2022Observed: 10.64 ft at 9:30PM May 22, 2022Observed: 10.63 ft at 9:45PM May 22, 2022Observed: 10.62 ft at 10:00PM May 22, 2022Observed: 10.61 ft at 10:15PM May 22, 2022Observed: 10.6 ft at 10:30PM May 22, 2022Observed: 10.59 ft at 10:45PM May 22, 2022Observed: 10.58 ft at 11:00PM May 22, 2022Observed: 10.58 ft at 11:15PM May 22, 2022Observed: 10.57 ft at 11:30PM May 22, 2022Observed: 10.56 ft at 11:45PM May 22, 2022Observed: 10.55 ft at 12:00AM May 23, 2022Observed: 10.54 ft at 12:15AM May 23, 2022Observed: 10.53 ft at 12:30AM May 23, 2022Observed: 10.52 ft at 12:45AM May 23, 2022Observed: 10.51 ft at 1:00AM May 23, 2022Observed: 10.5 ft at 1:15AM May 23, 2022Observed: 10.5 ft at 1:30AM May 23, 2022Observed: 10.49 ft at 1:45AM May 23, 2022Observed: 10.48 ft at 2:00AM May 23, 2022Observed: 10.47 ft at 2:15AM May 23, 2022Observed: 10.46 ft at 2:30AM May 23, 2022Observed: 10.46 ft at 2:45AM May 23, 2022Observed: 10.45 ft at 3:00AM May 23, 2022Observed: 10.44 ft at 3:15AM May 23, 2022Observed: 10.43 ft at 3:30AM May 23, 2022Observed: 10.42 ft at 3:45AM May 23, 2022Observed: 10.41 ft at 4:00AM May 23, 2022Observed: 10.41 ft at 4:15AM May 23, 2022Observed: 10.4 ft at 4:30AM May 23, 2022Observed: 10.39 ft at 4:45AM May 23, 2022Observed: 10.38 ft at 5:00AM May 23, 2022Observed: 10.37 ft at 5:15AM May 23, 2022Observed: 10.37 ft at 5:30AM May 23, 2022Observed: 10.36 ft at 5:45AM May 23, 2022Observed: 10.35 ft at 6:00AM May 23, 2022Observed: 10.35 ft at 6:15AM May 23, 2022Observed: 10.34 ft at 6:30AM May 23, 2022Observed: 10.33 ft at 6:45AM May 23, 2022Observed: 10.32 ft at 7:00AM May 23, 2022Observed: 10.32 ft at 7:15AM May 23, 2022Observed: 10.31 ft at 7:30AM May 23, 2022Observed: 10.3 ft at 7:45AM May 23, 2022Observed: 10.3 ft at 8:00AM May 23, 2022Observed: 10.29 ft at 8:15AM May 23, 2022Observed: 10.28 ft at 8:30AM May 23, 2022Observed: 10.27 ft at 8:45AM May 23, 2022Observed: 10.27 ft at 9:00AM May 23, 2022Observed: 10.26 ft at 9:15AM May 23, 2022Observed: 10.25 ft at 9:30AM May 23, 2022Observed: 10.24 ft at 9:45AM May 23, 2022Observed: 10.23 ft at 10:00AM May 23, 2022Observed: 10.23 ft at 10:15AM May 23, 2022Observed: 10.22 ft at 10:30AM May 23, 2022Observed: 10.21 ft at 10:45AM May 23, 2022Observed: 10.2 ft at 11:00AM May 23, 2022Observed: 10.2 ft at 11:15AM May 23, 2022Observed: 10.2 ft at 11:30AM May 23, 2022Observed: 10.19 ft at 11:45AM May 23, 2022Observed: 10.18 ft at 12:00PM May 23, 2022Observed: 10.17 ft at 12:15PM May 23, 2022Observed: 10.16 ft at 12:30PM May 23, 2022Observed: 10.16 ft at 12:45PM May 23, 2022Observed: 10.16 ft at 1:00PM May 23, 2022Observed: 10.14 ft at 1:15PM May 23, 2022Observed: 10.13 ft at 1:30PM May 23, 2022Observed: 10.13 ft at 1:45PM May 23, 2022Observed: 10.12 ft at 2:00PM May 23, 2022Observed: 10.12 ft at 2:15PM May 23, 2022Observed: 10.11 ft at 2:30PM May 23, 2022Observed: 10.1 ft at 2:45PM May 23, 2022Observed: 10.09 ft at 3:00PM May 23, 2022Observed: 10.08 ft at 3:15PM May 23, 2022Observed: 10.07 ft at 3:30PM May 23, 2022Observed: 10.06 ft at 3:45PM May 23, 2022Observed: 10.06 ft at 4:00PM May 23, 2022Observed: 10.06 ft at 4:15PM May 23, 2022Observed: 10.04 ft at 4:30PM May 23, 2022Observed: 10.04 ft at 4:45PM May 23, 2022Observed: 10.03 ft at 5:00PM May 23, 2022Observed: 10.03 ft at 5:15PM May 23, 2022Observed: 10.02 ft at 5:30PM May 23, 2022Observed: 10.01 ft at 5:45PM May 23, 2022Observed: 10 ft at 6:00PM May 23, 2022Observed: 10 ft at 6:15PM May 23, 2022Observed: 9.99 ft at 6:30PM May 23, 2022Observed: 9.99 ft at 6:45PM May 23, 2022Observed: 9.98 ft at 7:00PM May 23, 2022Observed: 9.97 ft at 7:15PM May 23, 2022Observed: 9.96 ft at 7:30PM May 23, 2022Observed: 9.96 ft at 7:45PM May 23, 2022Observed: 9.95 ft at 8:00PM May 23, 2022Observed: 9.95 ft at 8:15PM May 23, 2022Observed: 9.94 ft at 8:30PM May 23, 2022Observed: 9.93 ft at 8:45PM May 23, 2022Observed: 9.93 ft at 9:00PM May 23, 2022Observed: 9.92 ft at 9:15PM May 23, 2022Observed: 9.92 ft at 9:30PM May 23, 2022Observed: 9.91 ft at 9:45PM May 23, 2022Observed: 9.91 ft at 10:00PM May 23, 2022Observed: 9.9 ft at 10:15PM May 23, 2022Observed: 9.89 ft at 10:30PM May 23, 2022Observed: 9.89 ft at 10:45PM May 23, 2022Observed: 9.88 ft at 11:00PM May 23, 2022Observed: 9.88 ft at 11:15PM May 23, 2022Observed: 9.87 ft at 11:30PM May 23, 2022Observed: 9.87 ft at 11:45PM May 23, 2022Observed: 9.86 ft at 12:00AM May 24, 2022Observed: 9.86 ft at 12:15AM May 24, 2022Observed: 9.85 ft at 12:30AM May 24, 2022Observed: 9.85 ft at 12:45AM May 24, 2022Observed: 9.84 ft at 1:00AM May 24, 2022Observed: 9.84 ft at 1:15AM May 24, 2022Observed: 9.83 ft at 1:30AM May 24, 2022Observed: 9.83 ft at 1:45AM May 24, 2022Observed: 9.82 ft at 2:00AM May 24, 2022Observed: 9.82 ft at 2:15AM May 24, 2022Observed: 9.81 ft at 2:30AM May 24, 2022Observed: 9.81 ft at 2:45AM May 24, 2022Observed: 9.81 ft at 3:00AM May 24, 2022Observed: 9.8 ft at 3:15AM May 24, 2022Observed: 9.8 ft at 3:30AM May 24, 2022Observed: 9.79 ft at 3:45AM May 24, 2022Observed: 9.79 ft at 4:00AM May 24, 2022Observed: 9.78 ft at 4:15AM May 24, 2022Observed: 9.78 ft at 4:30AM May 24, 2022Observed: 9.77 ft at 4:45AM May 24, 2022Observed: 9.77 ft at 5:00AM May 24, 2022Observed: 9.77 ft at 5:15AM May 24, 2022Observed: 9.76 ft at 5:30AM May 24, 2022Observed: 9.75 ft at 5:45AM May 24, 2022Observed: 9.75 ft at 6:00AM May 24, 2022Observed: 9.75 ft at 6:15AM May 24, 2022Observed: 9.74 ft at 6:30AM May 24, 2022Observed: 9.73 ft at 6:45AM May 24, 2022Observed: 9.73 ft at 7:00AM May 24, 2022Observed: 9.72 ft at 7:15AM May 24, 2022Observed: 9.72 ft at 7:30AM May 24, 2022Observed: 9.72 ft at 7:45AM May 24, 2022Observed: 9.71 ft at 8:00AM May 24, 2022Observed: 9.71 ft at 8:15AM May 24, 2022Observed: 9.7 ft at 8:30AM May 24, 2022Observed: 9.7 ft at 8:45AM May 24, 2022Observed: 9.7 ft at 9:00AM May 24, 2022Observed: 9.69 ft at 9:15AM May 24, 2022Observed: 9.69 ft at 9:30AM May 24, 2022Observed: 9.68 ft at 9:45AM May 24, 2022Observed: 9.68 ft at 10:00AM May 24, 2022Observed: 9.67 ft at 10:15AM May 24, 2022Observed: 9.67 ft at 10:30AM May 24, 2022Observed: 9.67 ft at 10:45AM May 24, 2022Observed: 9.66 ft at 11:00AM May 24, 2022Observed: 9.66 ft at 11:15AM May 24, 2022Observed: 9.66 ft at 11:30AM May 24, 2022Observed: 9.65 ft at 11:45AM May 24, 2022Observed: 9.65 ft at 12:00PM May 24, 2022Observed: 9.65 ft at 12:15PM May 24, 2022Observed: 9.63 ft at 12:30PM May 24, 2022Observed: 9.63 ft at 12:45PM May 24, 2022Observed: 9.63 ft at 1:00PM May 24, 2022Observed: 9.62 ft at 1:15PM May 24, 2022Observed: 9.63 ft at 1:30PM May 24, 2022Observed: 9.62 ft at 1:45PM May 24, 2022Observed: 9.62 ft at 2:00PM May 24, 2022Observed: 9.6 ft at 2:15PM May 24, 2022Observed: 9.6 ft at 2:30PM May 24, 2022Observed: 9.6 ft at 2:45PM May 24, 2022Observed: 9.59 ft at 3:00PM May 24, 2022Observed: 9.59 ft at 3:15PM May 24, 2022Observed: 9.58 ft at 3:30PM May 24, 2022Observed: 9.58 ft at 3:45PM May 24, 2022Observed: 9.57 ft at 4:00PM May 24, 2022Observed: 9.57 ft at 4:15PM May 24, 2022Observed: 9.56 ft at 4:30PM May 24, 2022Observed: 9.56 ft at 4:45PM May 24, 2022Observed: 9.55 ft at 5:00PM May 24, 2022Observed: 9.55 ft at 5:15PM May 24, 2022Observed: 9.55 ft at 5:30PM May 24, 2022Observed: 9.55 ft at 5:45PM May 24, 2022Observed: 9.54 ft at 6:00PM May 24, 2022Observed: 9.54 ft at 6:15PM May 24, 2022Observed: 9.53 ft at 6:30PM May 24, 2022Observed: 9.54 ft at 6:45PM May 24, 2022Observed: 9.56 ft at 7:00PM May 24, 2022Observed: 9.57 ft at 7:15PM May 24, 2022Observed: 9.57 ft at 7:30PM May 24, 2022Observed: 9.57 ft at 7:45PM May 24, 2022Observed: 9.57 ft at 8:00PM May 24, 2022Observed: 9.56 ft at 8:15PM May 24, 2022Observed: 9.56 ft at 8:30PM May 24, 2022Observed: 9.56 ft at 8:45PM May 24, 2022Observed: 9.56 ft at 9:00PM May 24, 2022Observed: 9.56 ft at 9:15PM May 24, 2022Observed: 9.56 ft at 9:30PM May 24, 2022Observed: 9.55 ft at 9:45PM May 24, 2022Observed: 9.55 ft at 10:00PM May 24, 2022Observed: 9.55 ft at 10:15PM May 24, 2022Observed: 9.54 ft at 10:30PM May 24, 2022Observed: 9.54 ft at 10:45PM May 24, 2022Observed: 9.54 ft at 11:00PM May 24, 2022Observed: 9.53 ft at 11:15PM May 24, 2022Observed: 9.53 ft at 11:30PM May 24, 2022Observed: 9.53 ft at 11:45PM May 24, 2022Observed: 9.53 ft at 12:00AM May 25, 2022Observed: 9.53 ft at 12:15AM May 25, 2022Observed: 9.53 ft at 12:30AM May 25, 2022Observed: 9.53 ft at 12:45AM May 25, 2022Observed: 9.53 ft at 1:00AM May 25, 2022Observed: 9.53 ft at 1:15AM May 25, 2022Observed: 9.53 ft at 1:30AM May 25, 2022Observed: 9.52 ft at 1:45AM May 25, 2022Observed: 9.52 ft at 2:00AM May 25, 2022Observed: 9.52 ft at 2:15AM May 25, 2022Observed: 9.52 ft at 2:30AM May 25, 2022Observed: 9.52 ft at 2:45AM May 25, 2022Observed: 9.51 ft at 3:00AM May 25, 2022Observed: 9.51 ft at 3:15AM May 25, 2022Observed: 9.51 ft at 3:30AM May 25, 2022Observed: 9.51 ft at 3:45AM May 25, 2022Observed: 9.51 ft at 4:00AM May 25, 2022Observed: 9.5 ft at 4:15AM May 25, 2022Observed: 9.5 ft at 4:30AM May 25, 2022Observed: 9.5 ft at 4:45AM May 25, 2022Observed: 9.5 ft at 5:00AM May 25, 2022Observed: 9.5 ft at 5:15AM May 25, 2022Observed: 9.49 ft at 5:30AM May 25, 2022Observed: 9.49 ft at 5:45AM May 25, 2022Observed: 9.49 ft at 6:00AM May 25, 2022Observed: 9.49 ft at 6:15AM May 25, 2022Observed: 9.49 ft at 6:30AM May 25, 2022Observed: 9.48 ft at 6:45AM May 25, 2022Observed: 9.48 ft at 7:00AM May 25, 2022Observed: 9.48 ft at 7:15AM May 25, 2022Observed: 9.48 ft at 7:30AM May 25, 2022Observed: 9.48 ft at 7:45AM May 25, 2022Observed: 9.48 ft at 8:00AM May 25, 2022Observed: 9.48 ft at 8:15AM May 25, 2022Observed: 9.48 ft at 8:30AM May 25, 2022Observed: 9.48 ft at 8:45AM May 25, 2022Observed: 9.48 ft at 9:00AM May 25, 2022Observed: 9.48 ft at 9:15AM May 25, 2022Observed: 9.48 ft at 9:30AM May 25, 2022Observed: 9.48 ft at 9:45AM May 25, 2022Observed: 9.48 ft at 10:00AM May 25, 2022Observed: 9.47 ft at 10:15AM May 25, 2022Observed: 9.48 ft at 10:30AM May 25, 2022Observed: 9.47 ft at 10:45AM May 25, 2022Observed: 9.47 ft at 11:00AM May 25, 2022Observed: 9.47 ft at 11:15AM May 25, 2022Observed: 9.47 ft at 11:30AM May 25, 2022Observed: 9.47 ft at 11:45AM May 25, 2022Observed: 9.47 ft at 12:00PM May 25, 2022Observed: 9.47 ft at 12:15PM May 25, 2022Observed: 9.47 ft at 12:30PM May 25, 2022Observed: 9.47 ft at 12:45PM May 25, 2022Observed: 9.46 ft at 1:00PM May 25, 2022Observed: 9.47 ft at 1:15PM May 25, 2022Observed: 9.46 ft at 1:30PM May 25, 2022Observed: 9.46 ft at 1:45PM May 25, 2022Observed: 9.46 ft at 2:00PM May 25, 2022Observed: 9.46 ft at 2:15PM May 25, 2022Observed: 9.46 ft at 2:30PM May 25, 2022Observed: 9.47 ft at 2:45PM May 25, 2022USGS--Water Resources of the United StatesSNZM7(plotting HGIRG) Graph Created (3:49PM May 25, 2022)ObservedLatest observed value: 9.47 ft at 2:45 PM CDT 25-May-2022. Flood Stage is 26 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
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 Grand River near Sumner are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - near Chillicothe Upstream Gauge Downstream Gauge Downstream Gauge - near Brunswick
Flood Categories (in feet)
Major Flood Stage: 40
Moderate Flood Stage: 28
Flood Stage: 26
Action Stage: 21
Low Stage (in feet): -9999

Historic Crests
(1) 42.52 ft on 07/10/1993
(2) 41.35 ft on 05/30/2019
(3) 40.02 ft on 06/28/2008
(4) 39.97 ft on 05/10/2007
(5) 39.57 ft on 05/13/2002
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 32.94 ft on 07/12/2021
(2) 36.99 ft on 06/27/2021
(3) 30.76 ft on 04/11/2021
(4) 26.12 ft on 03/28/2021
(5) 32.19 ft on 03/16/2021
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.19 ft on 08/22/1936

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
52 Water reaches the road surface of State Highway 139 bridge.
45 Water reaches the bottom of State Highway 139 bridge.
44 Water reaches the bottom of the Burlington Northern Railroad bridge which is located just upstream from the State Highway 139 bridge.
40 Homes in northeast Sumner begin to flood.
37 State Highway 139 floods a half mile east of Sumner.
28 Rural roads are under water.
26 Rural land adjacent to the river is flooded.
23 Bottomland 1 to 2 miles south of the gage begins to flood.
About This Location Collapse

Latitude: 39.640028° N, Longitude: 93.273694° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 26 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 631.35 ft 657.35 ft 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 Not Available Not Available  

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
Kansas City/Pleasant Hill Weather Forecast Office
1803 N. 7 Hwy
Pleasant Hill, MO 64080
(816) 540-6021
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