7748

• UCREFRP Catalog Number: 7748
• Author: Western Water Consultants, I.
• Title: Final Report on Little Snake River Depletions by Pot Hook, Three Fork and Powder Wash Rights.
• USFW Year: 1990.
• USFW - Doc Type: Laramie, WY.
• Copyright Material: NO

TABLE 5. SUMMARY OF WIRSOS INPUT FOR CONSOLIDATED THREE FORKS
PROJECT
Three Forks Reservoir Data
Colo. Three Forks Decree, priority date of 6-5-72 = 75,000 AF (1 annual fill)
Wyo. Three Forks Permit, priority date of 6-20-72 = 22,865 AF (1 annual fill)
Colo. Sheep Mtn. Decree, priority date of 6-5-72 = 75,000 AF (1 annual fill)
Minimum storage volume = 17,300 AF
Maximum storage volume = 172,865 AF
Maximum primary outlet capacity = 1,000 cfs
Initial storage volume at beginning of
study period (70% of Total) = 1201000 AF
Area - Capacity relationship (as developed by P&M, see Appendix C)
Instream Flow
Instream flow requirements in Little Snake River
between Three Forks Dam and Battle Creek = 24 cfs
Instream flow requirements below Battle
Creek mouth = 52 cfs
Industrial Diversion Data
Average approximate demand = 123 cfs
(Demand amount to be refined during firm yield study)
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