1. Integrated Water Resource Plan Water Planning and Stewardship Committee June 9, 2008

2. IRP Background • 1996 IRP was guided by Metropolitan’s Mission Statement of: • Ensuring Reliability • Ensuring Affordability • Ensuring Water Quality • Maintaining Diversity • Ensuring Flexibility • Acknowledging Environmental and Institutional Constraints.

3. 1996 IRP created a water resource development strategy known as the “Preferred Resource Mix” • Targets for each of the following resources were established through the year 2020: • Conservation • Local Resources - Water Recycling, Groundwater Recovery and Desalination • Colorado River Supplies and Transfers • State Water Project Improvement • In-Region Surface Reservoir Storage • In-Region Groundwater Storage

4. 2004 IRP update fulfilled three objectives: • Review the goals and achievements of the 1996 IRP • Identify the changed conditions for water resource development • Update resource development targets through 2025 • Addition of 10 percent planning buffer

5. IRP Process • IRP Workgroup • Representatives from Metropolitan, member agency, sub-agency and groundwater basin managers. • Public Input • Member agency workshops • Regional assemblies • Public forums

6. IRP Targets & Results • Conservation • Active and code-based conservation on track with targets

7. Local Resources • Local resources are on track to meet 2010 target • As of fiscal year 2006/07 Metropolitan has invested over $244 million and partnered on over 63 recycling projects and 26 groundwater recovery projects

8. Colorado River Aqueduct - Quagga Mussels • In-Region Surface Water Storage • Metropolitan Reservoirs (DVL, Mathews, Skinner) • Flexible Storage in DWR Reservoirs (Castaic, Peris) • In-Region Groundwater Storage

9. Nest Steps • 2009 IRP Objectives: • Review the achievements of the 1996 IRP and the 2004 Update • Identify changing conditions affecting water resource development • Update resource development targets through 2030

10. Water Resource Management December 10, 2007