PROJ01918 ‎(2)‎

• Contract/PO #: FS0077FX
• Contract Type: Grant
• Water District: 0
• Loan Projects - Doc Type: Feasibility Study

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TABLE OF CONTENTS

Introduction.................................................................................................................. .............. 1

Leroux Creek Hydrology............................. .............. ................................................................. 2

Drainage Area................................................................................................................... 2

Stream Flow Data................ .............................................................................................. 3

Water Availability..................................................................................................................... .9

Decreed Water Rights........................................................................................................ 9

Transferable Water Based on Senior Decreed Water Rights............................................. 10
Transferable Water Based on Senior Decreed Water Rights and Cow Creek Flows.......... 12
Monthly Water Diversion and Unused Water in Leroux Creek System............................ 14

Analysis of Daily Data.................................................................................................... 19

Transferable Water Based on Senior Decreed Water Rights............................................. 20
Transferable Water Based on Senior Decreed Water Rights and Additional Cow Creek

Flows............................................................................ ..................................................20

Unused Water Based on Actual Flow Records ........................................................... ......22
Reservoir Storage Based on Unused Water ...............................:............................................... 24

Conclusions.............. ................................. ........................ ........................... ............................25

References.......................... ....................................................... ...............................................26

LIST OF TABLES

Table

Title

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Monthly Runoff for Leroux Creek (Gauge 1345) in cfs for Historic Data
Monthly Runoff for Leroux Creek (Gauge 1345) in ac-ft for Historic Data
Monthly Runoff for Surface Creek (Gauge 1430) in ac-ft
Monthly Runoffs for Low, Normal and High Flow Years for Leroux Creek
Monthly Runoff (ac-ft) for Leroux Creek (Historic and Estimated Flows)
Gauge No. 1345
Decreed Water Rights and Capacity of Ditches in Leroux Creek System
Transferable Water Based On Decrees
Transferable Water Based on Decrees and Additional Cow Creek Flows
Unused Monthly Water Volumes (ac-ft) in Leroux Creek
Daily Flows (cfs) of Leroux Creek (USGS Strip Charts)
Daily Transferable Water Rates (cfs) Based on Additional Cow Creek Flows
Daily Unused Water Rates (cfs) Based on Actual Water Diversions
Average Annual Yield

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