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Oyu Tolgoi Mining and Processing EIA

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<strong>Oyu</strong> <strong>Tolgoi</strong> Project<strong>Mining</strong> <strong>and</strong> <strong>Processing</strong> <strong>EIA</strong>APPENDIX 4.2Preliminary Report of Airborne Dust at <strong>Oyu</strong> <strong>Tolgoi</strong>10-27 June 2003Dust survey of <strong>Oyu</strong> <strong>Tolgoi</strong> area had been performed from 10 – 27 June 2003 at 4 designatedsites. Sampling sites were selected by Ivanhoe personnel.Sample LocationsTable 1 location of sampling pints1 651000 / 4767000 3km north of <strong>Oyu</strong> <strong>Tolgoi</strong> Camp2 654000 / 4764000 3 km east of <strong>Oyu</strong> <strong>Tolgoi</strong> Camp3 651000 / 4760000 4 km south of <strong>Oyu</strong> <strong>Tolgoi</strong> Camp4 648000 / 4764000 4 km west of <strong>Oyu</strong> <strong>Tolgoi</strong> CampSampling MethodSampling of total suspended particulate (TSP) <strong>and</strong> particulate matter smaller than 10 & 2.5micron (PM10&PM2.5) was taken in each site during 7 days as stated in the survey program<strong>and</strong> each sampling was carried out continuously for 24 hours.TSP – high volume samplerPM10 – low volume sampler with multiple-plates horizontal elutriatorPM2.5 – low volume sampler with cyclone 2.5um cuttingPrepared by ECO-TRADE LLC.,Environmental Consultants, MongoliaClient: Ivanhoe Mines Mongolia Inc(IMMI) XXKPart II. Chapter 4. Page 34

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