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Hydrograph River at a Glance Download
Ralston Creek (CO) at Arvada Stage (ft)Flow (cfs)Observed: 0.68 ft at 8:07AM May 28, 2020Observed: 0.67 ft at 9:29AM May 28, 2020Observed: 0.61 ft at 1:06PM May 28, 2020Observed: 0.67 ft at 1:28PM May 28, 2020Observed: 0.73 ft at 1:37PM May 28, 2020Observed: 0.67 ft at 4:16PM May 28, 2020Observed: 0.63 ft at 9:27PM May 28, 2020Observed: 0.63 ft at 9:25AM May 29, 2020Observed: 0.61 ft at 9:23PM May 29, 2020Observed: 0.62 ft at 9:21AM May 30, 2020Observed: 0.69 ft at 9:04PM May 30, 2020Observed: 0.82 ft at 9:08PM May 30, 2020Observed: 0.87 ft at 9:12PM May 30, 2020Highest Observation: 0.89 ft at 9:19PM May 30, 2020Observed: 0.84 ft at 9:41PM May 30, 2020Observed: 0.78 ft at 10:02PM May 30, 2020Observed: 0.73 ft at 10:29PM May 30, 2020Observed: 0.67 ft at 11:20PM May 30, 2020Observed: 0.69 ft at 9:17AM May 31, 2020Observed: 0.63 ft at 10:35AM May 31, 2020Observed: 0.65 ft at 9:15PM May 31, 2020Observed: 0.67 ft at 9:13AM Jun 01, 2020Observed: 0.61 ft at 11:54AM Jun 01, 2020Observed: 0.59 ft at 9:11PM Jun 01, 2020MHFDCRPC2(plotting HGIRZ) Graph Created (12:00AM Jun 2, 2020)ObservedLatest observed value: 0.59 ft at 9:11 PM MDT 1-Jun-2020. Flood Stage is 4.5 ft
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Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts are not available for the Ralston Creek (CO) at Arvada. Only observed stages are available for this point.
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Downstream Gauge Downstream Gauge - at Arvada
Flood Categories (in feet)
Major Flood Stage: 5.5
Moderate Flood Stage: 5
Flood Stage: 4.5
Action Stage: 3.5
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

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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.
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If you notice any errors in the below information, please contact our Webmaster
8 HOUSES IN WESTWOODS NEIGHBORHOOD FLOODED
6.5 OUTBUILDING IN WESTWOODS NEIGHBORHOOD FLOODED
5.5 BRIDGES DOWNSTREAM ON RALSTON CREEK FLOODED
4.5 CANAL WALL OVERTOPPED.
3.5 OVERFLOW BANKS INTO MEADOWS.
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Latitude: 39.820000° N, Longitude: 105.173300° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 4.5 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 5590 5594.5 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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Observations provided by the Mile High Flood District
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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: 1-Mar-2019 12:33 AM
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