1. Chino Basin Watermaster
Large-Scale Storage and Recovery Program Master Plan
Scope of Work
July 24, 2003

2. Task Overview Develop assumptions/criteria Develop alternatives
Estimate hydrogeologic feasibility
Refine alternatives
Determine “value” of storage recovery
Report/workshops and Other

3. Task 1 - Develop Planning Assumptions and Basin Operating Criteria
Revise asset inventory
Update local producer water supply plans and projections
Describe 500,000 acre-ft storage program
Finalize Task 1 Memorandum

4. Task 2 - Develop Initial Storage and Recovery Operational and Facilities Alternatives
Describe in-lieu vs. export
Evaluate 4 Alt. incl. 4-Cities Pipeline
Evaluate CDA expansion
Replenishment obligation
Review storage and recovery prospects
CLWA
Others
Develop cost opinions for all alternatives
Support development of storage & recovery agreements

5. Task 3 - Estimate the Hydrogeologic Feasibility of the Planning Alternatives
Review planning alternatives
Run groundwater simulations
Determine impacts on:
Groundwater levels
Hydraulic controls
Increase safe yield
Plume migration

6. Task 4 - Refine Alternatives
Refine operations and facility descriptions
Stake holder meetings
Refine cost opinions
Prepare facilities description and cost estimate

7. Task 5 - Determine "Value" of Chino Basin Storage-Recovery
Producer-Specific Facilities Cost Approach
Regional Facilities Cost Approach
Avoided Cost Approach
Methodology to apportion benefits
Conduct workshop

8. Task 6 - 8: Report Preparation and Workshops and Other
Prepare draft report
Conduct first workshop
Update draft report
Conduct second workshop
24 meetings
Prepare final report