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Hydrograph River at a Glance Download
Shell Rock River (Northeast IA) near Rockford Stage (ft)Flow (cfs)USGS--Water Resources of the United StatesRKFI4(plotting HGIRG) Graph Created (1:02AM Feb 21, 2018)
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Datum: Not Available
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: Automatic observations from this river gauge will soon be discontinued if funding is not identified. Contact webmaster at link below if you can help.

NOTE: Forecasts are not available for the Shell Rock River (Northeast IA) near Rockford. Only observed stages are available for this point.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - at IFC--Marble Rock 290th St
Flood Categories (in feet)
Not Available

Historic Crests
(1) 23.40 ft on 09/22/2016
(2) 19.30 ft on 06/13/2013
(3) 18.28 ft on 06/20/2014
(4) 17.65 ft on 03/23/2011
(5) 14.75 ft on 06/23/2015
(6) 12.43 ft on 05/06/2012

(P): Preliminary values subject to further review.

Recent Crests
(1) 23.40 ft on 09/22/2016
(2) 14.75 ft on 06/23/2015
(3) 18.28 ft on 06/20/2014
(4) 19.30 ft on 06/13/2013
(5) 12.43 ft on 05/06/2012
(6) 17.65 ft on 03/23/2011

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to

Zoom Level:12
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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.
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Latitude: 43.005389° N, Longitude: 92.925583° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(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 29 960.2 ft 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:

Additional Information Collapse
  • USGS 7-Day Streamflow Duration Hydrograph for this location:
    Duration Hydrograph

    Duration Hydrograph Legend

  • USGS Cumulative Streamflow Hydrograph for this location:
    Duration Hydrograph of Cumulative Streamflow
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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.
NWS Information
National Weather Service
Des Moines Weather Forecast Office
9607 NW Beaver Dr.
Des Moines, IA 50131
(515) 270-2614
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Page last modified: 21-Dec-2016 5:20 PM
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