1. Siting Considerations in Evaluating Coastal Desalination Facilities Thursday August 15, 2013 Leila Monroe, Senior Attorney Oceans Program, NRDC Presentation prepared on behalf of the Natural Resources Defense Council, California Coastkeeper Alliance, and the California Coastal Protection Network Photos thanks to Francesca Koe & Clinton Bauder

2. Coastal Desalination will add stress to CA’s Busy Coast & Ocean

3. North Central California Marine Protected Areas & Proposed Coastal Desalination Facilities

4. Southern California Protected Areas & Proposed Coastal Desalination Facilities

5. Sunset Beach in Orange County often floods during King Tides

6. Poseidon/Huntington Beach site at AES Huntington Beach Power Station Sea Level Rise & Coastal Erosion Map with Poseidon/Huntington Beach project

7. GHG Emissions & Energy Constraints: Where NOT to site Coastal Desalination Facilities

8. Important geographic data to consider in siting of coastal desalination facilities: MPAs and ASBS’s within or adjacent to Intake Source Zone Overlay of MPA Map with Existing OTC Intakes. Map of Brine Disposal – Discharge Pipe vs. Brine Disposal Hazard Zones: o Sea Level Rise – Sequential Maps over Discrete Time Periods o Seismic Overlay o Tsunami Run-up zone Site-specific geotechnical studies to evaluate alternatives, and where BAT, e.g. sub-seafloor intakes, can be utilized Greenhouse Gas Emissions and Constrained local energy capacity areas

9. Thank You. Leila Monroe Senior Attorney, Oceans Initiative Natural Resources Defense Council 111 Sutter Street, 20th Floor San Francisco, CA 94104 Phone: 415-875-6100 lmonroe@nrdc.org Photo, Clinton Bauder