Wyoming State Water Plan, Wyoming Water Development Office
Rafting on Snake River Lake Marie, Snowy Mountains Wyoming Wind River Range picture

Green River Basin Water Plan
Technical Memoranda

SUBJECT: Green River Basin Plan
Major Reservoir Information

PREPARED BY: Pat Tyrrell, States West Water Resources



The Green River Basin contains many large reservoirs used for various purposes including storage for 
irrigation, municipal, industrial, recreation, fish propagation and flood control uses, among others.  
These reservoirs help sustain what is otherwise arid to semi-arid land.  The reservoirs are owned by 
various state, federal, industrial and private interests.  For purposes of this plan, reservoirs larger than 
1,000 AF are focused upon although some that are smaller are also discussed.  The list below includes 
reservoirs discussed in the Framework Water Plan (Wyoming Water Planning Program, 1970) and 
others that have been constructed, funded, or elevated in importance since.  A map of these reservoirs in 
the Green River Basin is provided as Figure 1 at the end of this document.

In alphabetical order, the reservoirs discussed herein include: