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Hydrograph River at a Glance Download
Grand River near Sumner Stage (ft)Flow (kcfs)Highest Observation: 8.82 ft at 1:45PM Nov 28, 2021Highest Observation: 8.82 ft at 2:00PM Nov 28, 2021Highest Observation: 8.82 ft at 2:15PM Nov 28, 2021Observed: 8.81 ft at 2:30PM Nov 28, 2021Observed: 8.81 ft at 2:45PM Nov 28, 2021Observed: 8.81 ft at 3:00PM Nov 28, 2021Observed: 8.81 ft at 3:15PM Nov 28, 2021Observed: 8.81 ft at 3:30PM Nov 28, 2021Observed: 8.81 ft at 3:45PM Nov 28, 2021Observed: 8.81 ft at 4:00PM Nov 28, 2021Observed: 8.8 ft at 4:15PM Nov 28, 2021Observed: 8.8 ft at 4:30PM Nov 28, 2021Observed: 8.8 ft at 4:45PM Nov 28, 2021Observed: 8.8 ft at 5:00PM Nov 28, 2021Observed: 8.8 ft at 5:15PM Nov 28, 2021Observed: 8.8 ft at 5:30PM Nov 28, 2021Observed: 8.79 ft at 5:45PM Nov 28, 2021Observed: 8.79 ft at 6:00PM Nov 28, 2021Observed: 8.79 ft at 6:15PM Nov 28, 2021Observed: 8.79 ft at 6:30PM Nov 28, 2021Observed: 8.79 ft at 6:45PM Nov 28, 2021Observed: 8.79 ft at 7:00PM Nov 28, 2021Observed: 8.79 ft at 7:15PM Nov 28, 2021Observed: 8.79 ft at 7:30PM Nov 28, 2021Observed: 8.79 ft at 7:45PM Nov 28, 2021Observed: 8.79 ft at 8:00PM Nov 28, 2021Observed: 8.78 ft at 8:15PM Nov 28, 2021Observed: 8.78 ft at 8:30PM Nov 28, 2021Observed: 8.78 ft at 8:45PM Nov 28, 2021Observed: 8.78 ft at 9:00PM Nov 28, 2021Observed: 8.78 ft at 9:15PM Nov 28, 2021Observed: 8.78 ft at 9:30PM Nov 28, 2021Observed: 8.78 ft at 9:45PM Nov 28, 2021Observed: 8.78 ft at 10:00PM Nov 28, 2021Observed: 8.77 ft at 10:15PM Nov 28, 2021Observed: 8.78 ft at 10:30PM Nov 28, 2021Observed: 8.77 ft at 10:45PM Nov 28, 2021Observed: 8.77 ft at 11:00PM Nov 28, 2021Observed: 8.77 ft at 11:15PM Nov 28, 2021Observed: 8.77 ft at 11:30PM Nov 28, 2021Observed: 8.77 ft at 11:45PM Nov 28, 2021Observed: 8.77 ft at 12:00AM Nov 29, 2021Observed: 8.77 ft at 12:15AM Nov 29, 2021Observed: 8.77 ft at 12:30AM Nov 29, 2021Observed: 8.77 ft at 12:45AM Nov 29, 2021Observed: 8.76 ft at 1:00AM Nov 29, 2021Observed: 8.76 ft at 1:15AM Nov 29, 2021Observed: 8.76 ft at 1:30AM Nov 29, 2021Observed: 8.76 ft at 1:45AM Nov 29, 2021Observed: 8.76 ft at 2:00AM Nov 29, 2021Observed: 8.76 ft at 2:15AM Nov 29, 2021Observed: 8.76 ft at 2:30AM Nov 29, 2021Observed: 8.76 ft at 2:45AM Nov 29, 2021Observed: 8.75 ft at 3:00AM Nov 29, 2021Observed: 8.76 ft at 3:15AM Nov 29, 2021Observed: 8.75 ft at 3:30AM Nov 29, 2021Observed: 8.75 ft at 3:45AM Nov 29, 2021Observed: 8.75 ft at 4:00AM Nov 29, 2021Observed: 8.75 ft at 4:15AM Nov 29, 2021Observed: 8.75 ft at 4:30AM Nov 29, 2021Observed: 8.75 ft at 4:45AM Nov 29, 2021Observed: 8.74 ft at 5:00AM Nov 29, 2021Observed: 8.75 ft at 5:15AM Nov 29, 2021Observed: 8.74 ft at 5:30AM Nov 29, 2021Observed: 8.74 ft at 5:45AM Nov 29, 2021Observed: 8.74 ft at 6:00AM Nov 29, 2021Observed: 8.74 ft at 6:15AM Nov 29, 2021Observed: 8.74 ft at 6:30AM Nov 29, 2021Observed: 8.74 ft at 6:45AM Nov 29, 2021Observed: 8.74 ft at 7:00AM Nov 29, 2021Observed: 8.74 ft at 7:15AM Nov 29, 2021Observed: 8.74 ft at 7:30AM Nov 29, 2021Observed: 8.74 ft at 7:45AM Nov 29, 2021Observed: 8.74 ft at 8:00AM Nov 29, 2021Observed: 8.74 ft at 8:15AM Nov 29, 2021Observed: 8.74 ft at 8:30AM Nov 29, 2021Observed: 8.74 ft at 8:45AM Nov 29, 2021Observed: 8.74 ft at 9:00AM Nov 29, 2021Observed: 8.74 ft at 9:15AM Nov 29, 2021Observed: 8.74 ft at 9:30AM Nov 29, 2021Observed: 8.74 ft at 9:45AM Nov 29, 2021Observed: 8.74 ft at 10:00AM Nov 29, 2021Observed: 8.74 ft at 10:15AM Nov 29, 2021Observed: 8.73 ft at 10:30AM Nov 29, 2021Observed: 8.74 ft at 10:45AM Nov 29, 2021Observed: 8.74 ft at 11:00AM Nov 29, 2021Observed: 8.74 ft at 11:15AM Nov 29, 2021Observed: 8.73 ft at 11:30AM Nov 29, 2021Observed: 8.74 ft at 11:45AM Nov 29, 2021Observed: 8.74 ft at 12:00PM Nov 29, 2021Observed: 8.73 ft at 12:15PM Nov 29, 2021Observed: 8.74 ft at 12:30PM Nov 29, 2021Observed: 8.73 ft at 12:45PM Nov 29, 2021Observed: 8.73 ft at 1:00PM Nov 29, 2021Observed: 8.73 ft at 1:15PM Nov 29, 2021Observed: 8.73 ft at 1:30PM Nov 29, 2021Observed: 8.73 ft at 1:45PM Nov 29, 2021Observed: 8.73 ft at 2:00PM Nov 29, 2021Observed: 8.72 ft at 2:15PM Nov 29, 2021Observed: 8.73 ft at 2:30PM Nov 29, 2021Observed: 8.72 ft at 2:45PM Nov 29, 2021Observed: 8.72 ft at 3:00PM Nov 29, 2021Observed: 8.72 ft at 3:15PM Nov 29, 2021Observed: 8.72 ft at 3:30PM Nov 29, 2021Observed: 8.72 ft at 3:45PM Nov 29, 2021Observed: 8.72 ft at 4:00PM Nov 29, 2021Observed: 8.71 ft at 4:15PM Nov 29, 2021Observed: 8.71 ft at 4:30PM Nov 29, 2021Observed: 8.71 ft at 4:45PM Nov 29, 2021Observed: 8.71 ft at 5:00PM Nov 29, 2021Observed: 8.7 ft at 5:15PM Nov 29, 2021Observed: 8.7 ft at 5:30PM Nov 29, 2021Observed: 8.7 ft at 5:45PM Nov 29, 2021Observed: 8.7 ft at 6:00PM Nov 29, 2021Observed: 8.7 ft at 6:15PM Nov 29, 2021Observed: 8.7 ft at 6:30PM Nov 29, 2021Observed: 8.7 ft at 6:45PM Nov 29, 2021Observed: 8.69 ft at 7:00PM Nov 29, 2021Observed: 8.7 ft at 7:15PM Nov 29, 2021Observed: 8.69 ft at 7:30PM Nov 29, 2021Observed: 8.69 ft at 7:45PM Nov 29, 2021Observed: 8.69 ft at 8:00PM Nov 29, 2021Observed: 8.69 ft at 8:15PM Nov 29, 2021Observed: 8.69 ft at 8:30PM Nov 29, 2021Observed: 8.69 ft at 8:45PM Nov 29, 2021Observed: 8.69 ft at 9:00PM Nov 29, 2021Observed: 8.69 ft at 9:15PM Nov 29, 2021Observed: 8.69 ft at 9:30PM Nov 29, 2021Observed: 8.68 ft at 9:45PM Nov 29, 2021Observed: 8.68 ft at 10:00PM Nov 29, 2021Observed: 8.68 ft at 10:15PM Nov 29, 2021Observed: 8.68 ft at 10:30PM Nov 29, 2021Observed: 8.68 ft at 10:45PM Nov 29, 2021Observed: 8.68 ft at 11:00PM Nov 29, 2021Observed: 8.68 ft at 11:15PM Nov 29, 2021Observed: 8.67 ft at 11:30PM Nov 29, 2021Observed: 8.68 ft at 11:45PM Nov 29, 2021Observed: 8.67 ft at 12:00AM Nov 30, 2021Observed: 8.67 ft at 12:15AM Nov 30, 2021Observed: 8.67 ft at 12:30AM Nov 30, 2021Observed: 8.67 ft at 12:45AM Nov 30, 2021Observed: 8.67 ft at 1:00AM Nov 30, 2021Observed: 8.67 ft at 1:15AM Nov 30, 2021Observed: 8.67 ft at 1:30AM Nov 30, 2021Observed: 8.66 ft at 1:45AM Nov 30, 2021Observed: 8.66 ft at 2:00AM Nov 30, 2021Observed: 8.66 ft at 2:15AM Nov 30, 2021Observed: 8.66 ft at 2:30AM Nov 30, 2021Observed: 8.66 ft at 2:45AM Nov 30, 2021Observed: 8.66 ft at 3:00AM Nov 30, 2021Observed: 8.66 ft at 3:15AM Nov 30, 2021Observed: 8.66 ft at 3:30AM Nov 30, 2021Observed: 8.66 ft at 3:45AM Nov 30, 2021Observed: 8.66 ft at 4:00AM Nov 30, 2021Observed: 8.66 ft at 4:15AM Nov 30, 2021Observed: 8.66 ft at 4:30AM Nov 30, 2021Observed: 8.66 ft at 4:45AM Nov 30, 2021Observed: 8.66 ft at 5:00AM Nov 30, 2021Observed: 8.66 ft at 5:15AM Nov 30, 2021Observed: 8.66 ft at 5:30AM Nov 30, 2021Observed: 8.66 ft at 5:45AM Nov 30, 2021Observed: 8.66 ft at 6:00AM Nov 30, 2021Observed: 8.66 ft at 6:15AM Nov 30, 2021Observed: 8.66 ft at 6:30AM Nov 30, 2021Observed: 8.66 ft at 6:45AM Nov 30, 2021Observed: 8.66 ft at 7:00AM Nov 30, 2021Observed: 8.66 ft at 7:15AM Nov 30, 2021Observed: 8.67 ft at 7:30AM Nov 30, 2021Observed: 8.66 ft at 7:45AM Nov 30, 2021Observed: 8.66 ft at 8:00AM Nov 30, 2021Observed: 8.67 ft at 8:15AM Nov 30, 2021Observed: 8.66 ft at 8:30AM Nov 30, 2021Observed: 8.67 ft at 8:45AM Nov 30, 2021Observed: 8.67 ft at 9:00AM Nov 30, 2021Observed: 8.67 ft at 9:15AM Nov 30, 2021Observed: 8.67 ft at 9:30AM Nov 30, 2021Observed: 8.67 ft at 9:45AM Nov 30, 2021Observed: 8.67 ft at 10:00AM Nov 30, 2021Observed: 8.67 ft at 10:15AM Nov 30, 2021Observed: 8.67 ft at 10:30AM Nov 30, 2021Observed: 8.67 ft at 10:45AM Nov 30, 2021Observed: 8.67 ft at 11:00AM Nov 30, 2021Observed: 8.67 ft at 11:15AM Nov 30, 2021Observed: 8.67 ft at 11:30AM Nov 30, 2021Observed: 8.67 ft at 11:45AM Nov 30, 2021Observed: 8.67 ft at 12:00PM Nov 30, 2021Observed: 8.67 ft at 12:15PM Nov 30, 2021Observed: 8.67 ft at 12:30PM Nov 30, 2021Observed: 8.67 ft at 12:45PM Nov 30, 2021Observed: 8.67 ft at 1:00PM Nov 30, 2021Observed: 8.67 ft at 1:15PM Nov 30, 2021Observed: 8.67 ft at 1:30PM Nov 30, 2021Observed: 8.67 ft at 1:45PM Nov 30, 2021Observed: 8.67 ft at 2:00PM Nov 30, 2021Observed: 8.66 ft at 2:15PM Nov 30, 2021Observed: 8.66 ft at 2:30PM Nov 30, 2021Observed: 8.66 ft at 2:45PM Nov 30, 2021Observed: 8.66 ft at 3:00PM Nov 30, 2021Observed: 8.66 ft at 3:15PM Nov 30, 2021Observed: 8.66 ft at 3:30PM Nov 30, 2021Observed: 8.66 ft at 3:45PM Nov 30, 2021Observed: 8.66 ft at 4:00PM Nov 30, 2021Observed: 8.66 ft at 4:15PM Nov 30, 2021Observed: 8.65 ft at 4:30PM Nov 30, 2021Observed: 8.65 ft at 4:45PM Nov 30, 2021Observed: 8.65 ft at 5:00PM Nov 30, 2021Observed: 8.65 ft at 5:15PM Nov 30, 2021Observed: 8.65 ft at 5:30PM Nov 30, 2021Observed: 8.65 ft at 5:45PM Nov 30, 2021Observed: 8.65 ft at 6:00PM Nov 30, 2021Observed: 8.64 ft at 6:15PM Nov 30, 2021Observed: 8.64 ft at 6:30PM Nov 30, 2021Observed: 8.64 ft at 6:45PM Nov 30, 2021Observed: 8.64 ft at 7:00PM Nov 30, 2021Observed: 8.64 ft at 7:15PM Nov 30, 2021Observed: 8.64 ft at 7:30PM Nov 30, 2021Observed: 8.64 ft at 7:45PM Nov 30, 2021Observed: 8.64 ft at 8:00PM Nov 30, 2021Observed: 8.64 ft at 8:15PM Nov 30, 2021Observed: 8.63 ft at 8:30PM Nov 30, 2021Observed: 8.63 ft at 8:45PM Nov 30, 2021Observed: 8.63 ft at 9:00PM Nov 30, 2021Observed: 8.63 ft at 9:15PM Nov 30, 2021Observed: 8.63 ft at 9:30PM Nov 30, 2021Observed: 8.63 ft at 9:45PM Nov 30, 2021Observed: 8.63 ft at 10:00PM Nov 30, 2021Observed: 8.63 ft at 10:15PM Nov 30, 2021Observed: 8.63 ft at 10:30PM Nov 30, 2021Observed: 8.63 ft at 10:45PM Nov 30, 2021Observed: 8.62 ft at 11:00PM Nov 30, 2021Observed: 8.62 ft at 11:15PM Nov 30, 2021Observed: 8.62 ft at 11:30PM Nov 30, 2021Observed: 8.62 ft at 11:45PM Nov 30, 2021Observed: 8.62 ft at 12:00AM Dec 01, 2021Observed: 8.62 ft at 12:15AM Dec 01, 2021Observed: 8.62 ft at 12:30AM Dec 01, 2021Observed: 8.62 ft at 12:45AM Dec 01, 2021Observed: 8.62 ft at 1:00AM Dec 01, 2021Observed: 8.61 ft at 1:15AM Dec 01, 2021Observed: 8.61 ft at 1:30AM Dec 01, 2021Observed: 8.61 ft at 1:45AM Dec 01, 2021Observed: 8.61 ft at 2:00AM Dec 01, 2021Observed: 8.61 ft at 2:15AM Dec 01, 2021Observed: 8.61 ft at 2:30AM Dec 01, 2021Observed: 8.61 ft at 2:45AM Dec 01, 2021Observed: 8.61 ft at 3:00AM Dec 01, 2021Observed: 8.61 ft at 3:15AM Dec 01, 2021Observed: 8.61 ft at 3:30AM Dec 01, 2021Observed: 8.61 ft at 3:45AM Dec 01, 2021Observed: 8.61 ft at 4:00AM Dec 01, 2021Observed: 8.61 ft at 4:15AM Dec 01, 2021Observed: 8.61 ft at 4:30AM Dec 01, 2021Observed: 8.61 ft at 4:45AM Dec 01, 2021Observed: 8.6 ft at 5:00AM Dec 01, 2021Observed: 8.6 ft at 5:15AM Dec 01, 2021Observed: 8.6 ft at 5:30AM Dec 01, 2021Observed: 8.61 ft at 5:45AM Dec 01, 2021Observed: 8.6 ft at 6:00AM Dec 01, 2021Observed: 8.6 ft at 6:15AM Dec 01, 2021Observed: 8.6 ft at 6:30AM Dec 01, 2021Observed: 8.6 ft at 6:45AM Dec 01, 2021Observed: 8.6 ft at 7:00AM Dec 01, 2021Observed: 8.6 ft at 7:15AM Dec 01, 2021Observed: 8.6 ft at 7:30AM Dec 01, 2021Observed: 8.6 ft at 7:45AM Dec 01, 2021Observed: 8.6 ft at 8:00AM Dec 01, 2021Observed: 8.6 ft at 8:15AM Dec 01, 2021Observed: 8.6 ft at 8:30AM Dec 01, 2021Observed: 8.6 ft at 8:45AM Dec 01, 2021Observed: 8.6 ft at 9:00AM Dec 01, 2021Observed: 8.6 ft at 9:15AM Dec 01, 2021Observed: 8.6 ft at 9:30AM Dec 01, 2021Observed: 8.6 ft at 9:45AM Dec 01, 2021Observed: 8.59 ft at 10:00AM Dec 01, 2021Observed: 8.6 ft at 10:15AM Dec 01, 2021Observed: 8.6 ft at 10:30AM Dec 01, 2021Observed: 8.6 ft at 10:45AM Dec 01, 2021Observed: 8.59 ft at 11:00AM Dec 01, 2021Observed: 8.6 ft at 11:15AM Dec 01, 2021Observed: 8.59 ft at 11:30AM Dec 01, 2021Observed: 8.6 ft at 11:45AM Dec 01, 2021Observed: 8.59 ft at 12:00PM Dec 01, 2021Observed: 8.59 ft at 12:15PM Dec 01, 2021Observed: 8.59 ft at 12:30PM Dec 01, 2021Observed: 8.59 ft at 12:45PM Dec 01, 2021USGS--Water Resources of the United StatesSNZM7(plotting HGIRG) Graph Created (1:33PM Dec 1, 2021)ObservedLatest observed value: 8.59 ft at 12:45 PM CST 1-Dec-2021. Flood Stage is 26 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CST)
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 48 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
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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: 39.639444° N, Longitude: 93.272778° 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 631.18 ft 657.18 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
How low could the river get?
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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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