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Hydrograph River at a Glance Download
Cache La Poudre River (CO) at Canyon Mouth above Fort Collins Stage (ft)Flow (cfs)Colorado Division of Water ResourcesFTDC2(plotting HGIRG) Graph Created (8:45AM Feb 19, 2018)ObservedLatest observed value: 2.93 ft at 7:45 AM MST 19-Feb-2018. Flood Stage is 7.5 ft
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Datum: NGVD29
NOTE: Gauge reading may be affected by ice during freezing weather from November to April.

NOTE: Forecasts for the Cache La Poudre River (CO) at Canyon Mouth above Fort Collins are issued as needed during times of high water, but are not routinely available.

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Downstream Gauge Downstream Gauge - at Fort Collins
Flood Categories (in feet)
Major Flood Stage: 10.5
Moderate Flood Stage: 9
Flood Stage: 7.5
Action Stage: 6.5
Low Stage (in feet): -9999

Historic Crests
(1) 10.29 ft on 09/13/2013
(2) 8.08 ft on 05/31/2014
(3) 7.86 ft on 08/01/1976
(4) 7.72 ft on 06/21/1983
(5) 7.56 ft on 04/30/1999
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(P): Preliminary values subject to further review.

Recent Crests
(1) 6.80 ft on 06/12/2016
(2) 6.95 ft on 06/12/2015
(3) 8.08 ft on 05/31/2014
(4) 10.29 ft on 09/13/2013
(5) 3.90 ft on 06/06/2012
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

Zoom Level:11
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Gauge LocationGauge Map Marker
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
11 This is a major-life threatening flood with numerous streets and highways damaged and homes and businesses inundated.
10.5 Buildings flood in and near the town of Laporte. Numerous bridges...streets and highways along the river in Laporte and Fort Collins are impacted by flooding.
10 Numerous bridges crossing the river in Laporte and Fort Collins may be inaccessible as river levels rise to the base of the bridges. Water approaches several neighborhoods and North College Avenue from Vine to Conifer Streets on the north side of Fort Collins.
9.5 Laporte school buildings near the river flood. Highway 14 may be inaccessible in Poudre Canyon.
9 Roads along the river in Poudre Canyon begin to flood. River water begins to impact buildings in Laporte.
8.5 The river rises near the base of the bridge at College Avenue in Fort Collins.
7.5 Considerable overbank flow and localized flooding occurs downstream in and near Laporte and Fort Collins.
7 The river may overflow onto low lying property including farmland near Harmony Road.
6.5 The river flows over the Poudre River Trail and bike path in low spots.
(1) Looking Upstream
(2) Looking Downstream
About This Location Collapse

Latitude: 40.664444° N, Longitude: 105.224167° W, Horizontal Datum: NAD27

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 7.5 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 5220 5227.5 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
Additional Information Collapse
How low could the river get?

River stage observations provided by the Colorado Division of Water Resources
River observations also available from the City of Fort Collins
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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
Denver/Boulder Weather Forecast Office
325 Broadway
Boulder, CO 80305-3328
(303) 494-4221
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Page last modified: 21-Dec-2016 5:19 PM
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