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Hydrograph River at a Glance Download
Grand River at Grand Ledge Stage (ft)Highest Observation: 5.4 ft at 7:00AM Sep 16, 2020Highest Observation: 5.4 ft at 7:00AM Sep 17, 2020Observed: 5.3 ft at 7:00AM Sep 18, 2020Observed: 5.3 ft at 7:00AM Sep 19, 2020Observed: 5.3 ft at 7:00AM Sep 20, 2020GDLM4(plotting HGIRZ) Graph Created (4:50PM Sep 20, 2020)ObservedLatest observed value: 5.3 ft at 7:00 AM EDT 20-Sep-2020. Flood Stage is 11 ft
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Tabular Data (UTC)
Tabular Data (EDT)
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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: Gauge reading may be affected by ice during freezing weather from November to April.

NOTE: Forecasts for the Grand River at Grand Ledge are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Lansing Upstream Gauge Downstream Gauge Downstream Gauge - at Portland
Flood Categories (in feet)
Major Flood Stage: 15
Moderate Flood Stage: 13
Flood Stage: 11
Action Stage: 10
Low Stage (in feet): -9999

Historic Crests
(1) 14.00 ft on 03/26/1904
(2) 12.00 ft on 04/07/1947
(3) 11.90 ft on 02/16/1918
(4) 11.51 ft on 03/19/1982
(5) 11.40 ft on 03/14/1920
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 7.20 ft on 03/15/2019
(2) 8.00 ft on 05/16/2018
(3) 8.40 ft on 04/20/2013
(4) 6.80 ft on 03/03/2012
(5) 7.70 ft on 05/29/2011
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.
Zoom Level:16
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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
15 High water affects the Water and Sewage Plant in Grand Ledge. Expect major flooding in the area.
11 Expect minor flooding in low lying areas and farmland along the river.
10 River is bankfull.
8 Expect minor flooding of islands located near the gage.
Photos
(1) Grand River at Grand Ledge - Looking Downstream at Second Island
(2) Grand River at Grand Ledge - Looking Downstream at Bridge
(3) Grand River at Grand Ledge - Looking Downstream from Bridge
(4) Staff Gage on Grand River at Grand Ledge
(5) Staff gage on the Grand River in Grand Ledge Second Island Park
(6) Grand River at Grand Ledge - Looking Upstream from Bridge
(7) Grand River at Grand Ledge - Looking Downstream from Second Island Park
(8) Grand River at Grand Ledge - Looking Downstream from Bridge to Second Island Park
(9) Low Head Dam on the Grand River in Grand Ledge located below the river gage
About This Location Collapse

Latitude: 42.755556° N, Longitude: 84.746389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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 29 782.85 ft 793.85 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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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
Grand Rapids Weather Forecast Office
4899 Tim Dougherty Drive SE
Grand Rapids, MI 49512-4034
(616) 949-0643
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