Shoshone Project Water Data


Home \| About Us \| News \| Programs & Activities \| Library \| Water Operations \| Site Index

Shoshone Project
Water Data

Shoshone Project - Main Page

Project Water Supply

Current Conditions:

Reservoir Storage (Teacup Diagrams)

Major Storage Reservoirs in the Bighorn River Basin
Buffalo Bill Reservoir current water level and releases

Weather Conditions (NOAA)

Greybull, Wyoming

Precipitation

Streamflow

Shoshone River below Buffalo Bill Reservoir, Wyoming (USGS)

Streamflow Forecast Map

Spring and Summer (NRCS)

Snowpack Information

Mountain Snowpack Maps for Missouri River Basin

Drought Index

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

Historic Conditions:

Annual Precipitation

Normal	10.49 in
Maximum - 1967	16.60 in
Minimum - 1979	5.84 in
Cody, Wyoming 1961-1990

Temperature

Mean Annual	44.2 °F
Daily Maximum - 08/05/1979	102 °F
Daily Minimum - 12/17/1964	-42 °F
Cody, Wyoming 1949-1996
Growing Season	158 days
Elevation of irrigable area	4,500 ft

Shoshone River

Drainage area above Buffalo Bill Dam	1,538 mi²
Annual discharge:
Maximum - 1928	1,320,265 acre-ft
Minimum - 1988	386,648 acre-ft
Average - 1921-1997	817,147 acre-ft

Project Water Quality

North Fork Shoshone
Shoshone
South Fork Shoshone

Dams | Projects | Powerplants | Contact Us | Maps | Glossary | FAQ´s | Links