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Hydrograph River at a Glance Download
Blue River at Colorado Avenue Stage (ft)Flow (kcfs)Observed: 27.43 ft at 9:30AM Apr 07, 2021Observed: 27.67 ft at 10:20AM Apr 07, 2021Observed: 27.69 ft at 10:40AM Apr 07, 2021Observed: 27.89 ft at 10:50AM Apr 07, 2021Observed: 28.23 ft at 11:05AM Apr 07, 2021Observed: 28.43 ft at 11:20AM Apr 07, 2021Observed: 28.69 ft at 11:30AM Apr 07, 2021Observed: 28.89 ft at 11:45AM Apr 07, 2021Observed: 29.11 ft at 12:00PM Apr 07, 2021Observed: 29.31 ft at 12:15PM Apr 07, 2021Observed: 29.51 ft at 12:30PM Apr 07, 2021Highest Observation: 29.79 ft at 1:45PM Apr 07, 2021Observed: 29.75 ft at 2:40PM Apr 07, 2021Observed: 29.53 ft at 4:15PM Apr 07, 2021Observed: 29.31 ft at 5:05PM Apr 07, 2021Observed: 29.11 ft at 6:05PM Apr 07, 2021Observed: 29.03 ft at 6:40PM Apr 07, 2021Observed: 28.95 ft at 10:40PM Apr 07, 2021Observed: 28.73 ft at 1:20AM Apr 08, 2021Observed: 28.67 ft at 2:40AM Apr 08, 2021Observed: 28.51 ft at 6:40AM Apr 08, 2021Observed: 28.27 ft at 9:15AM Apr 08, 2021Observed: 28.23 ft at 10:40AM Apr 08, 2021Observed: 28.15 ft at 2:40PM Apr 08, 2021Observed: 28.37 ft at 5:45PM Apr 08, 2021Observed: 28.33 ft at 6:40PM Apr 08, 2021Observed: 28.55 ft at 8:00PM Apr 08, 2021Observed: 28.75 ft at 9:05PM Apr 08, 2021Observed: 28.95 ft at 10:25PM Apr 08, 2021Observed: 28.97 ft at 10:40PM Apr 08, 2021Observed: 28.91 ft at 2:40AM Apr 09, 2021Observed: 28.69 ft at 5:20AM Apr 09, 2021Observed: 28.65 ft at 6:40AM Apr 09, 2021Observed: 28.43 ft at 9:05AM Apr 09, 2021Observed: 28.63 ft at 9:40AM Apr 09, 2021Observed: 28.43 ft at 10:10AM Apr 09, 2021Observed: 28.47 ft at 10:40AM Apr 09, 2021Observed: 28.27 ft at 2:00PM Apr 09, 2021Observed: 28.25 ft at 2:40PM Apr 09, 2021Observed: 28.11 ft at 6:40PM Apr 09, 2021Observed: 28.15 ft at 10:40PM Apr 09, 2021Observed: 28.39 ft at 2:05AM Apr 10, 2021Observed: 28.37 ft at 2:40AM Apr 10, 2021Observed: 28.59 ft at 5:20AM Apr 10, 2021Observed: 28.83 ft at 5:30AM Apr 10, 2021Observed: 29.11 ft at 5:50AM Apr 10, 2021Observed: 29.31 ft at 6:15AM Apr 10, 2021Observed: 29.51 ft at 6:35AM Apr 10, 2021Observed: 29.57 ft at 6:40AM Apr 10, 2021Observed: 29.77 ft at 8:05AM Apr 10, 2021BVCM7(plotting HGIRR) Graph Created (8:48AM Apr 10, 2021)ObservedLatest observed value: 29.77 ft at 8:05 AM CDT 10-Apr-2021. Flood Stage is 56 ft
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Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
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: Forecasts for the Blue River at Colorado Avenue are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at 63rd Street Upstream Gauge Downstream Gauge Downstream Gauge - at Stadium Drive
Flood Categories (in feet)
Major Flood Stage: 67
Moderate Flood Stage: 61
Flood Stage: 56
Action Stage: 51
Low Stage (in feet): -9999

Historic Crests
(1) 57.21 ft on 08/22/2017

(P): Preliminary values subject to further review.

Recent Crests
(1) 57.21 ft on 08/22/2017

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
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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
67 Flooding begins to affect numerous structures.
64 Several buildings along the river begin to flood.
63 Flooding begins to affect Blue Parkway near Hardesty Avenue.
61 Flood waters approach Hardesty Avenue.
58 Flooding begins to affect Blue Banks Avenue just south of Blue Parkway.
56 Flood waters approach Denver Avenue.
About This Location Collapse

Latitude: 39.036667° N, Longitude: 94.522500° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 56 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  
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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
Kansas City/Pleasant Hill Weather Forecast Office
1803 N. 7 Hwy
Pleasant Hill, MO 64080
(816) 540-6021
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Page last modified: 2-Nov-2020 7:29 PM
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