Grand Valley Project Water Data


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Grand Valley Project
Water Data

Grand Valley Project - Main Page

Project Water Supply

Current Conditions:

Reservoir Storage

Major Storage Reservoirs in the Upper Colorado Basin

Weather Conditions (NOAA)

Precipitation

Streamflow

Colorado River near Cameo, Colorado (USGS)

Streamflow Forecast Map

Spring and Summer (NRCS)

Snowpack Information

Mountain Snowpack Maps for Colorado River Basin

Drought Index

Palmer Drought Index Map
Explanation of Palmer Drought Severity Index (Text)

Historic Conditions:

Annual Precipitation

Normal	8.64 in
Maximum - 1983	19.82 in
Minimum - 1976	5.27 in
Grand Junction, Colorado 1961-1990

Temperature

Mean Annual	52.7 °F
Daily Maximum - 07/15/1925	105 °F
Daily Minimum - 01/13/1963	-23 °F
Grand Junction, Colorado 1900-1996
Growing Season	190 days
Elevation of irrigable area	4,700 ft

Colorado River

Drainage area above Grand Valley Diversion Dam	8,055 mi²
Annual discharge at Cameo, Colorado
Maximum	acre-ft
Minimum	acre-ft
Average - 1934-1997	2,840,000 acre-ft

Project Water Quality

Colorado Headwaters - Plateau

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