San Juan River/Delores Division 7 Durango RICD 06CW09 Boating Park Hydrology Study

• File Number: 06CW09
• Description: City of Durango Boating Park Hydrology Study - RICD
• State: CO
• Basin: San Juan/Dolores
• Water Division: 7
• Date: 2/1/2006
• Author: W.W.Wheeler and Associates, Inc. Water Resources Engineers Englewood, CO
• Title: City of Durango Boating Park Hydrology Study
• Water Supply Pro - Doc Type: Report/Study

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TABLE OF CONTENTS
INTRODUCTION............................................................................... ..............................1
RICDRules .................................................................................... ..............................1
GENERALINFORMATION ............................................................... ..............................3
BoatingPark Location .................................................................... ..............................3
RICDClaims .................................................................................. ..............................3
InstreamFlow Water Rights ........................................................... ..............................4
Administration................................................................................ ..............................4
COMPACTENTITLEMENTS ............................................................ ..............................5
ColoradoRiver Compact ................................................................ ..............................5
DrainageBasin .............................................................................. ..............................6
PresentWater Supply .................................................................... ..............................6
UpstreamWater Rights ................................................................. ..............................6
AbsoluteWater Rights ................................................................ ..............................7
ConditionalWater Rights ............................................................ ..............................7
ExistingUndecreed Uses ............................................................... ..............................7
Pending and Future Water Rights Applications .............................. ..............................7
DownstreamWater Rights ............................................................. ..............................8
Animas -La Plata Project ............................................................. .............................10
ExchangeOpportunities .............................................................. ...............................
Analysis of Boating Park Impact on Colorado River Compact Entitlement .................10
MAXIMUMUTILIZATION ................................................................. .............................12
FederalPolicies ............................................................................ .............................12
StreamflowAvailability .................................................................. .............................12
DailyCalculations ...................................................................... .............................13
Average Streamflow Calculations .............................................. .............................14
ExceedanceProbability ............................................................. .............................14
Imported Water and Reservoir Releases ...................................... .............................15
CONCLUSIONS............................................................................... .............................17
FIGURE 1 — BOATING PARK LOCATION
TABLES
APPENDIX A — CWCB RULES
APPENDIX B — STREAMFLOW EXCEEDANCE PLOTS
APPENDIX C — APPLICATION IN CASE NO. 06CW09