Salton Sea Air Quality California Desert Air Working

Salton Sea Air Quality California Desert Air Working Group 16 November, 2017

IID/SDCWA Water Conservation Schedule 350 Salton Sea Mitigation Fallowing 300 250 On-Farm Efficiency IID System Efficiency 200 150 100 50 25 20 23 20 21 20 19 20 17 20 15 20 13 20 11 20 09 20 07 20 05 20 03 0 20 Thousands of Acre Feet On-Farm Fallowing

-50 Simulated Elevation (ft) 2017 QSA Mitigation Water -100 -150 -200 -250 Water Elevation 2010 -300 2020 2030 2040 2050 2060 2070 2080 Year California Department of Water Resources

Effect of No- Action on Salinity and Lake Elevation. From Cohen and Hyun, 2006. Hazard: The Future of the Salton Sea with No Restoration Project

Childhood asthma

IID Air Quality Mitigation Program • Part of QSA JPA mitigation requirements • PM 10 emissions inventory • Additional emission monitoring techniques • Assessment of emissive potential • Pilot and field testing of suppression techniques

State Air Quality Program �Obligations: � Task Force � Contractual obligation under the QSA � Protect human health by mitigating emissions �Dust mitigation projects in coordination with partners � Work with Air Districts and IID to further develop existing program � Identify and implement additional dust suppression

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Source: IID 12

Off-Playa Wind and Sand Monitoring Portable Wind Monitor Tower Source: IID Sand Movement Monitoring Station Source: IID 13

Salton City Monitor May 2012 Monitor Sand Dunes August 2014 14

Red Hill 360° Livecam Source: IID 15

IID Salton Sea Toxic Pollutant Monitoring Project Sequential PM 10 Filter Sampler Video Camera Portable PM 10 Filter Sampler 16

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�Methods � Surface roughening � Vegetation Enhancement � Surface Stabilizer

Red Hill Bay Habitat Improvement Project Conceptual Design Salton Sea Salt water intake forced main -228 Fresh/Salt water mixing basin Fresh water intake and settling basins Alamo River Vail 3 A drain Fresh water inlet -230. 5 Hazard drain Fresh water inlet Vail 3 drain Fresh water inlet 0 0. 25 0. 50 -230. 5 -243 (sea floor) 2250 ft Submersible pump with forced main line delivering Salton Sea water to the mixing basin 775 ft 1. 0 km Geothemal access -230 playa -233 (WSE 2016) 0. 75 N Buried water pipeline Berms (of various size) Water surface elevation Water movement Island

New River East - (SCH) New River East New River West