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About this graph
Forecasts are not available for the Marsh Creek (Eastern ID) near McCammon. Only observed stages are available for this point.
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Downstream Gauge Downstream Gauge - at Pocatello
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 5.5
Action Stage: 4.99
Low Stage (in feet): -9999

Historic Crests
(1) 13.85 ft on 05/17/1984
(2) 13.25 ft on 02/12/1962
(3) 11.98 ft on 01/15/1980
(4) 9.59 ft on 05/14/1971
(5) 9.40 ft on 05/19/1975
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(P): Preliminary values subject to further review.

Recent Crests
(1) 3.38 ft on 03/15/2022
(2) 3.31 ft on 03/16/2021
(3) 4.55 ft on 02/07/2020
(4) 4.41 ft on 02/15/2019
(5) 5.13 ft on 03/23/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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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
5.55 Lowland flooding of fields and cropland possible from Downata Hot Springs to the confluence of the Portneuf River. Widespread water ponding from the confluence of the Portneuf to Walk Creek Road. Possible water ponding upstream Merrill Road, Goodenough Road, Robin Road, Arimo Road, Sublette Road, and Marsh Valley Road.
4.99 Near bankfull from Downata Hot Springs to the confluence of the Portneuf River. Isolated areas of lowland flooding possible along with ponding.

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
Historical Peak Flows     (Scroll to Streamflow Statistics for more years)
USGS Historical Peak Flows Explanation
Graphical View of Historical Peak Flows and Gage Analysis 

25   Year Peak Flood 667 CFS or 8.10 ft
50   Year Peak Flood 783 CFS or 8.74 ft
100 Year Peak Flood 903 CFS
200 Year Peak Flood 1030 CFS
500 Year Peak Flood 1200 CFS

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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
Pocatello Weather Forecast Office
1945 Beechcraft Ave
Pocatello, ID 83204
(208) 232-9306
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Page last modified: 2-Nov-2020 7:28 PM
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