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ALERT: USGS and NOAA are currently investigating an issue that is impacting acquisition of stream gage data. The issue is impacting a subset of USGS equipment throughout the nation. We apologize for the service interruption and hope to have the data restored as soon as possible.

Hydrograph River at a Glance Download
Walnut Creek (Central IA) near Waukee 156th St Stage (ft)Flow (cfs)Highest Observation: 1.64 ft at 11:00AM Oct 19, 2018Highest Observation: 1.64 ft at 11:00PM Oct 19, 2018Observed: 1.61 ft at 11:00AM Oct 20, 2018Observed: 1.61 ft at 11:00PM Oct 20, 2018Observed: 1.61 ft at 11:00AM Oct 21, 2018Observed: 1.61 ft at 11:00PM Oct 21, 2018Observed: 1.61 ft at 11:00AM Oct 22, 2018Observed: 1.61 ft at 11:00PM Oct 22, 2018City of Des Moines, IAWCBI4(plotting HGIRR) Graph Created (2:47AM Oct 23, 2018)ObservedLatest observed value: 1.61 ft at 11:00 PM CDT 22-Oct-2018. Flood Stage is 9 ft
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Tabular Data (CDT)
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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: Forecasts are not available for the Walnut Creek (Central IA) near Waukee 156th St. Only observed stages are available for this point.

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Downstream Gauge Downstream Gauge - at Urbandale 142nd St
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 9
Action Stage: 7
Low Stage (in feet): -9999

Historic Crests
(1) 13.34 ft on 07/09/1993
(2) 12.74 ft on 08/29/1993
(3) 11.37 ft on 06/16/1990
(4) 10.42 ft on 06/10/1991
(5) 10.16 ft on 05/24/1996
(6) 9.37 ft on 07/13/1993
(7) 9.30 ft on 03/13/1990
(8) 9.07 ft on 03/20/1993
(9) 9.04 ft on 06/15/1991
(10) 9.03 ft on 09/25/1993
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(P): Preliminary values subject to further review.

Recent Crests
(1) 10.16 ft on 05/24/1996
(2) 8.70 ft on 05/10/1996
(3) 6.37 ft on 05/09/1995
(4) 4.21 ft on 03/04/1994
(5) 9.03 ft on 09/25/1993
(6) 12.74 ft on 08/29/1993
(7) 9.37 ft on 07/13/1993
(8) 13.34 ft on 07/09/1993
(9) 9.07 ft on 03/20/1993
(10) 4.92 ft on 07/25/1992
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(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to

Zoom Level:14
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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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16.5 Water flows over Northwest 156th Street bridge.
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Latitude: 41.651667° N, Longitude: 93.833333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 9 ft 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 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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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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