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Hydrograph River at a Glance Download
Blue River at Colorado Avenue Stage (ft)Flow (kcfs)Observed: 8.46 ft at 1:50PM May 15, 2022Observed: 8.74 ft at 2:05PM May 15, 2022Observed: 9.02 ft at 2:25PM May 15, 2022Observed: 9.28 ft at 2:45PM May 15, 2022Observed: 9.5 ft at 3:00PM May 15, 2022Observed: 9.72 ft at 3:25PM May 15, 2022Highest Observation: 9.92 ft at 4:10PM May 15, 2022Highest Observation: 9.92 ft at 5:20PM May 15, 2022Observed: 9.72 ft at 6:55PM May 15, 2022Observed: 9.5 ft at 7:50PM May 15, 2022Observed: 9.26 ft at 8:40PM May 15, 2022Observed: 9.12 ft at 9:20PM May 15, 2022Observed: 8.92 ft at 9:55PM May 15, 2022Observed: 8.7 ft at 10:50PM May 15, 2022Observed: 8.48 ft at 12:00AM May 16, 2022Observed: 8.32 ft at 1:20AM May 16, 2022Observed: 8.2 ft at 5:20AM May 16, 2022Observed: 7.96 ft at 8:20AM May 16, 2022Observed: 7.76 ft at 10:15AM May 16, 2022Observed: 7.8 ft at 10:35AM May 16, 2022Observed: 7.6 ft at 12:20PM May 16, 2022Observed: 7.48 ft at 2:35PM May 16, 2022Observed: 7.28 ft at 5:20PM May 16, 2022Observed: 7.36 ft at 6:35PM May 16, 2022Observed: 7.16 ft at 8:50PM May 16, 2022Observed: 7.2 ft at 10:35PM May 16, 2022Observed: 7.12 ft at 2:35AM May 17, 2022Observed: 6.96 ft at 6:35AM May 17, 2022Observed: 6.92 ft at 10:35AM May 17, 2022Observed: 6.76 ft at 2:35PM May 17, 2022Observed: 6.84 ft at 6:35PM May 17, 2022Observed: 6.8 ft at 10:35PM May 17, 2022BVCM7(plotting HGIRR) Graph Created (10:18AM May 18, 2022)ObservedLatest observed value: 6.8 ft at 10:35 PM CDT 17-May-2022. Flood Stage is 31 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
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Datum: NAVD88
Metadata
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.

Vertical datum height surveyed by the USGS

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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: 37
Moderate Flood Stage: 36
Flood Stage: 31
Action Stage: 26
Low Stage (in feet): -9999

Historic Crests

(P): Preliminary values subject to further review.

Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
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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
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42 Flooding begins to affect numerous structures.
39 Several buildings along the river begin to flood.
37 Flooding begins to affect the area of Highway 350 - Blue Parkway, Manchester Trafficway, and Hardesty Avenue.
36 Flood waters approach Hardesty Avenue.
33 Flooding begins to affect Blue Banks Avenue just south of Blue Parkway.
31 Flood waters approach Brighton 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 31 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 724.969 ft 755.969 ft 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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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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