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When flooded turn around don't drown
FloodSmart
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Hydrograph River at a Glance Download
South Platte River near Lake George Stage (ft)Flow (cfs)Colorado Division of Water ResourcesSELC2(plotting HGIRG) Graph Created (3:00PM Sep 18, 2020)Flood Stage is 7 ft
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Tabular Data (UTC)
Tabular Data (MDT)
XML Data
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Datum: NGVD29
Metadata
NOTE: Forecasts are not available for the South Platte River near Lake George. Only observed stages are available for this point.
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Upstream Gauge - above Elevenmile Reservoir Upstream Gauge Downstream Gauge Downstream Gauge - at Cheesman Reservoir
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 7
Action Stage: 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.
Zoom Level:14
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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.
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If you notice any errors in the below information, please contact our Webmaster
8 RECORD FLOODING. PROBABLY ONLY WITH DAM FAILURE.
7 FLOOD STAGE. WIDESPREAD FLOODING OF LOW LYING AREAS ALONG RIVER.
5 ACTION STAGE. WATER OUT OF BANKS AND INTO LOW LYING AREAS.
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Latitude: 38.905400° N, Longitude: 105.473400° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 7 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 8458 8465 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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Observations provided by the Colorado Division of Water Resources
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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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