# Presentation: 237441

## Workshop #3

**California Department****of Water Resources**

**October 18, 2002**

**Workshop #3**

**Upper San Joaquin River Basin****Storage Investigation**

## Workshop Purpose and Objectives

**Review and Discuss Initial Surface Storage Option Screening**
**Review Investigation Relationship to Other Programs **
**Review and Discuss Initial Single Purpose Modeling Results**

## Agenda

**Investigation Purpose and Process**
**Surface Storage Option Screening**
**Conjunctive Management**
**Model Modifications and Preliminary Results**
**Next Steps**

**Workshop #3**

**October 18, 2002**

**Bureau of Reclamation****Mid-Pacific Region**
**California Department****of Water Resources**

## Participation Principles

**Participate -- Attend the workshops**
**Learn  -- Learn about resources, people, roles, and process**
**Represent -- Bring issues and interests forward from others whose interests you share**
**Cooperate -- Work with others in the workshops to share information and consider options **
**Educate -- Report back to others who share your interests**

## Workshop Ground Rules

**Commit to Being Fully Present**
**No cell phones, pagers, voicemail, etc.**
**Ask for what you need from the meeting process and participants**
**Honor Our Time Limits**
**Keep comments and discussion concise**
**Stay focused on the topic – Use the parking lot for other issues**
**Respect Each Other**
**Listen carefully to other participants**
**Respond to ideas and issues, not individuals**
**Support Constructive Discussion**
**Suggest improvements and solutions**
**Build on others’ ideas – Use “and” instead of “but”**

## Parking Lot

**Describe the planning process**
**Describe participants’ role in document review**
**Describe the relationship of this Investigation and the Conjunctive Management Program**
**Describe the relationship of this Investigation and the CALFED watershed program and approaches **
**Interact with FWUA/NRDC process.  Define the relationship/match of objectives with the goals of the Friant/NRDC discussions**
**TMDL requirements**

**Next**
**Workshop**

**When Friant/**
**NRDC Reports**
**are available**

**Today**

**Phase II**
**Objectives**

## Parking Lot (continued)

**Investigate the re-operation of Friant **
**Include information regarding Metropolitan Water District’s/ Friant Water Users regional exchanges**
**Consider channel maintenance and floodplain integrity**
**Assume Fish and Game code Section 5937 will be honored**
- Currently in litigation, can not be included until the litigation is completed

**Phase II**

**As part of**
**Conjunctive**
**Mgmt. analysis**

## UPPER SAN JOAQUIN RIVER BASIN STORAGE INVESTIGATION – A Two-Phase Investigation Approach

## Investigation Goals and Phase 1 Purpose Statement

**CALFED Goals for Upper San Joaquin River Basin Storage**
**Contribute to restoration of San Joaquin River**
**Improve water quality in San Joaquin River**
**Facilitate conjunctive water management and water exchanges**
**Phase 1 Study Purpose Statement**

***“******Determine if CALFED agencies should pursue a water storage***
***feasibility study that could meet the CALFED goals for Upper***
***San Joaquin River Basin Storage and assist in solving other***
***regional problems.”***

## Phase 1 Planning Approach

**CALFED Agencies**

**Planning Team**

**Stakeholders**

**P l a n     F o r m u l a t I o n     S t r a t e g y**

**Phase 1 Planning Approach**

**Surface Storage****Options**

**Functional Equivalence**

**Options****Screening**

**Options****Modeling**

**Initial**
**Evaluation**

**Alternatives****Development****and Modeling**

**Preliminary****Evaluation**

**Continuation****Recommendation**

**Problems and****Opportunities**

**Modeling Tools and****Assumptions**

**Model****Refinement**

**Phase I****Study Purpose**

**Goals**

**Objectives**

**Continuation****Criteria**

***Planning******Process******Agreements***

***Evaluation***

***Alternatives******Development***

**Phase I****Investigation****Report**

**Friant Enlargement****Concept**

## Review and Comment Process 

**Review Process**
**Draft materials from team to participants**
**Workshop discussion**
**Review comments from participants to team**
**Revised materials to participants and web site**
**Formal document review at key milestones**
- In-Progress Phase 1 Report -- Early 2003
- Draft Phase 1 Report -- Mid-2003
**Roles**
**Participants provide oral and written comments**
**Team incorporates comments or provides rationale for alternate approach/strategy**

## Agenda

**Investigation Purpose and Process**
**Surface Storage Option Screening**
**Conjunctive Management**
**Model Modifications and Preliminary Results**
**Next Steps**

**Workshop #3**

**October 18, 2002**

**Bureau of Reclamation****Mid-Pacific Region**
**California Department****of Water Resources**

## Surface Storage OptionsOverview of Phase 1 Approach

**Review each surface storage option**
**Could it be built?**
**What would it accomplish?**
**How much would it cost ?**
**Who would be willing to share in project costs?**
**Include retained options in preliminary alternatives**

## Surface Storage OptionsOverview of Phase 1 Approach

**Assess preliminary alternatives using traditional planning criteria**
**Effectiveness**
**Efficiency**
**Completeness**
**Acceptability**

## Surface Storage OptionsThree-Step Screening Approach

**Constructability**
**Major engineering and environmental issues**
**Operational Performance**
**How an option would contribute to Investigation Goals**
**Compare performance of options**
**Cost and Acceptability**
**Compare cost-effectiveness**
**Evaluate potential acceptability of options**

## Surface Storage Option Review Status

**Began with list of options from previous studies **
**USBR, DWR, local agencies, and NRDC/FWUA**
**Dropped options that have been authorized**
**Completed constructability review**
**Engineering features**
**Environmental issues of concern**

## Surface Storage Options Constructability ReviewEngineering Review

**Reviewed previous studies **
**Configurations, water sources, and uses**
**Conducted preliminary field visits****	**
**Site access, construction staging, borrow opportunities**
**Seismic and geologic conditions**
**Identified major features**
**Updated quantities and costs **
**Considered opportunities for hydropower generation**

## Surface Storage Options Constructability ReviewEnvironmental Review

**Reviewed previous studies and other literature**
**Significant features that would be affected**
**Known and potential environmental conditions**
**Conducted preliminary field visits**
**Identified major environmental issues**
**Botany, wildlife, aquatic biology, land use, recreation**
**Considered opportunities for mitigation**

## Surface Storage Option Review Initial List of Surface Storage Options Considered

**Merced River Watershed**
**Montgomery**
**San Joaquin River Watershed**
**Raise Friant Dam**
**Fine Gold Creek**
**Temperance Flat**
**Enlarge Kerckhoff Lake**
**Enlarge Mammoth Pool**
**Big Dry Creek Watershed**
**Big Dry Creek**

**Kings River Watershed**
**Raise Pine Flat Dam**
**Mill Creek**
**Rodgers Crossing**
**Dinkey Creek**
**Kaweah River Watershed**
**Raise Terminus Dam**
**Dry Creek**
**Yokohl Creek**
**Tule River Watershed**
**Raise Sucess Dam**
**Hungry Hollow**

## 
Review of Surface Storage Options 
 To Be Dropped Based on 
Constructability Review

**Review of Surface Storage Options **
** ****To Be Dropped Based on **
**Constructability Review**

## Montgomery Reservoir

**Potential project**
**New dam & reservoir on Dry Creek, tributary to Merced River downstream of  Lake McClure**
**Capacity of 241 TAF**
**Reservoir surface area 8,000 acres**
**Two-way canal, with pumps, pipeline  and siphon**
**Water sources**
**Merced River, diverted via MID canal from Merced Falls**

## Montgomery Reservoir

**Engineering findings**
**No engineering constructability concerns**
**Shallow reservoir would elevate water temperature**
**Environmental findings**
**Generally undeveloped area **
**Potential for vernal pools**
**Recommendation - Drop**
**Warm water undesirable to local water users**

## Big Dry Creek Reservoir

**Existing facility (****Fresno Metropolitan***** *****Flood Control Dist.)**
**30 TAF flood detention basin**
**Temporary storage only***** ***
**Downstream recharge facilities in place**
**Potential project**
**Modify dam for up to 30 TAF long-term storage**
**Add turn-out from Friant-Kern Canal **
**Water sources**
**Big & Little Dry Creeks and Friant-Kern Canal**

## Big Dry Creek Reservoir

**Engineering findings**
**Dam designed for temporary storage***** ***
**Seepage concerns*** *(DSOD & Corps)
**Could further enhance ground water recharge**
**Environmental findings**
**Potential for vernal pools in reservoir area**
**Recommendation - Drop for long-term storage**
**High local interest in conjunctive use opportunity**

## Rodgers Crossing  Reservoir

**Potential project**
**Concrete arch dam on main stem of Kings River, just above confluence with North Fork**
**Two sizes considered from previous studies**

## Rodgers Crossing  Reservoir

**Engineering findings**
**Favorable geotechnical conditions**
**Environmental findings**
**Both options would affect wild trout stream and Kings River Special Management Area**
**Both options affect popular whitewater rafting run**
**Large option would also affect Wild and Scenic River**
**Recommendation - Drop**
**High environmental impacts**
**Low likelihood of public acceptance**

## Dinkey Creek Reservoir

**Potential project**
**Two sizes considered from previous studies**

## Dinkey Creek Reservoir

**Engineering findings**
**Favorable geotechnical conditions **
**Environmental findings**
**Extensive wetlands and riparian habitat**
**Recreation based community **
**Access to other Sierra recreation areas**
**Recommendation - Drop**
**Environmental mitigation may not be possible**
**Low likelihood of public acceptance**

## Hungry Hollow Reservoir

**Potential project**
**Located on Deer Creek, a tributary of the Tule River**
**267-ft high earthfill embankment and 3 saddle dams**
**800 TAF capacity**
**Water sources - Two possible configurations:**
**Option 1 – Friant Kern Canal**
- 9 mile canal, 3 pump stations
**Option 2 – Friant Kern Canal and Tule River**
- 3 mile tunnel from Lake Success, outlet channel to FKC

## Hungry Hollow Reservoir

**Engineering findings**
**Dam site is above 300 ft of loose, saturated alluvium**
**Very high construction cost anticipated even without seismic modifications**
**Local water supply small, pumping would be required**
**Environmental findings**
**Low potential for significant environmental impacts**
**Recommendation – Drop**
**Seismic stability concerns on foundation**

## 
Surface Storage Options 
 To Be Carried Forward For 
Operational Performance

**Surface Storage Options **
** ****To Be Carried Forward For **
**Operational Performance**

## Friant Dam Raise

**Raise between 25 ft and 140 ft**
- Downstream overlay
**Additional storage ranges from 132 TAF to 870 TAF**
**Dike along south rim**
**Land use impacts increase with dam height**
**Potential aquatic impacts on San Joaquin River above existing Millerton Lake limit**

## Temperance Flat Reservoir

**3 Sites Considered**
**Retained site at RM 279**
**Reservoir elevations between 900 ft and 1100 ft**
**Capacity up to 1,234 TAF**
**Power replacement**
**Impacts to whitewater recreation and aquatic biology**

## Fine Gold Creek Reservoir

**Dam height ranges from 380 ft to 580 ft**
**Storage volume ranges from 132 TAF to 780 TAF**
**Powerplant and pumping plant (pumped storage)**
**Impacts to native fisheries, botany and wildlife**

## Kerckhoff Reservoir Enlargement

**5 miles downstream of existing Kerckhoff Dam**
**Identified during review of Temperance Flat options**
**Heights range from 400 (el. 1120) to 680 ft. (el. 1400)**
**Storage volume ranges from 250 TAF to 2,000 TAF**
**Power plant to replace upstream facilities**
**Environmental impacts not yet reviewed**

**Kerckhoff Reservoir Enlargement**

## Raise Mammoth Pool

**Install spillway gates for surcharge operation**
**Increase capacity by about 35 TAF**
**Low potential for environmental impacts**
**SCE interest not known at this time**
**Details on existing and proposed facilities not readily available**
**DSOD has preference for uncontrolled spillways**

## Raise Pine Flat Dam

**Increase pool elevation 12 ft.**
**Increase capacity by 124 TAF**
**Raise upstream powerplant**
**Potential to increase net power generation**
**Moderate environmental impacts**

## Mill Creek Reservoir

**Tributary to Kings River downstream of Pine Flat Dam**
**Main structures**
- 250-ft high dam
- 5,000-ft tunnel from Pine Flat
**Capacity - 200 TAF**
**Aquatic, botany, and wildlife impacts**
**Land use impacts**
- Ranchettes and dude ranch

## Dry Creek Reservoir 

**Kaweah River tributary, downstream and north of Terminus Dam**
**Major features**
- 143-ft high dam
- 3,210-ft long gravity tunnel from Lake Kaweah
**Capacity - 70 TAF**
**No anticipated unmitigatable environmental impacts**

## Yokohl Creek Reservoir

**Kaweah River tributary downstream of Lake Kaweah**
**2 configurations considered**
- pumped storage from Friant Kern Canal
- diversion from Lake Kaweah
**Favorable geotechnical conditions**
**No unmitigatable environmental impacts anticipated**

## Agenda

**Investigation Purpose and Process**
**Surface Storage Option Screening**
**Conjunctive Management**
**Model Modifications and Preliminary Results**
**Next Steps**

**Workshop #3**

**October 18, 2002**

**Bureau of Reclamation****Mid-Pacific Region**
**California Department****of Water Resources**

## CALFED PROGRAMSPrograms Established in Record of Decision

**Water Transfer**

**Watershed Management**

**Water Use Efficiency**

**Storage **

**Water Quality**

**Conveyance**

**Levee Integrity**

**Ecosystem Restoration**

## CALFED PROGRAMS Storage Program Elements

**Surface storage projects to be pursued**
**In-Delta storage**
**Expand Shasta Reservoir**
**Expand Los Vaqueros Reservoir**
**Surface storage projects requiring further consideration**
**Sites Reservoir**
**Additional storage in Upper San Joaquin River watershed**
**Groundwater storage and conjunctive management**
**Groundwater management**

## CALFED PROGRAMS Common Assumptions

**CALFED is developing a set of common assumptions for use in storage project evaluations**
**Common assumptions will address**
**Level of development and water demands**
**Regulations and operating criteria**
**Conjunctive management**
**Conservation and water use efficiency**
**Other**

## Integrating Conjunctive Management

**Phase I decision will be whether to initiate a feasibility study for storage in the Upper San Joaquin River Basin**
**Decision will be supported by information on:**
**Costs and potential benefits of surface storage options**
- How surface storage could meet CALFED goals
**Other ways to improve water supply**
- Conjunctive management
- Water use efficiency
- Conservation

## Conjunctive Water Management Program

**Program Goals and Approach**
**Partnership Funding Opportunities**
**Conjunctive Water Management Integration Strategy**

## Goal and EmphasisConjunctive Water Management Program

**CALFED Goal - Increase statewide water supply reliability through planned, coordinated management and use of groundwater and surface water resources**
**500,000 to 1 million acre-feet of conjunctive management**
**Emphasis - Partnerships with local agencies and stakeholders**
**Local control and management**
**Shared technical data and costs**

## Primary Programmatic PrinciplesConjunctive Water Management Program

**Establish local basin-wide planning partnerships**
**Facilitate local groundwater basin monitoring**
**Ensure voluntary local implementation and control of projects**
**Maintain priority for in-basin water needs and compensation for out-of-basin transfers**

## Core ProgramConjunctive Water Management Program

**Concentration of efforts on assisting local agencies with basin-wide planning to:**
**Assist in meeting in-basin water needs **
**Conduct basin monitoring**
**Support sustainable local water resource management**

## Phased ApproachConjunctive Water Management Program

**Memorandum of Understanding**
**Establish partnerships with local agencies**
**Coordinate studies to evaluate conjunctive water management options**
**Stakeholder Involvement**
**Assessment, education, outreach, ongoing meetings**
**Convene stakeholder advisory groups to guide the phased implementation process**

## Phased ApproachConjunctive Water Management Program

**Integrated Storage Investigation Phase I**
**Conduct state of the groundwater basin assessment**
**Develop basin management objectives**
**Evaluate conjunctive water management options**
**Initial environmental/ permitting/economic analysis**

## Phased ApproachConjunctive Water Management Program

**Integrated Storage Investigation Phase II**
**Perform project specific feasibility studies**
**Implement pilot/demonstration projects**
**Develop final project(s)**
**Environmental review/documentation**

## Phased ApproachConjunctive Water Management Program

**Integrated Storage Investigation Phase III**
**Final project(s) implementation**
- Design
- Construction
- Monitoring
- Adaptive management
- Reporting

## Partnership Funding OpportunitiesConjunctive Water Management Program

**DWR technical staff**
**Facilitation & mediation consulting services**
**Technical consultants for study scoping, data collection, evaluations, basin modeling, etc.**
**Cost sharing for use of local consultants**

## CONJUNCTIVE WATER MANAGEMENT PROGRAM PARTNERS

**CONJUNCTIVE WATER MANAGEMENT PROGRAM PARTNERS**

## CWMP PROGRAM PARTNERS IN THE SAN JOAQUIN VALLEY

**Merced Area GPI                      MOU signed June 2001**

**Westlands WD/ Pleasant Valley WD                      MOU signed March 2001**

**Kings RCD/ Alta ID/ Consolidated ID/Fresno ID                      MOU signed May 2001**

**Chowchilla WD- Red Top City JPA     MOU signed February 2001**

**CWMP PROGRAM PARTNERS IN THE SAN JOAQUIN VALLEY**

## Identifying Conjunctive Water Management Opportunities

**Existing Conditions **
**Coordinate with MOU Partners and USJRBSI Stakeholders**
**Future Planned and Funded**
**Projects that are reasonably foreseeable**
**Possible and / or Likely**
**Projects identified by stakeholders that are likely to be implemented**
**Dependent on New Storage**
**Identification of conjunctive management facilitated by surface storage**

## For More Information

**Eric Hong**
**(916) 651-9232**
**ehong@water.ca.gov**
**www.water.ca.gov**