Case Study – BOS 200 ® 0 Site photo Benzene Data for Project* Locations Data Before Data After TW-4 TW-6 TW-12 TW-16 TW-17 TW-18 TW-19 TW-20 TW-21 TW-22 TW-24 TW-27 TW-32 TW-33 0.003 2.9 0.002 0.279 8.5 5.4 0.022 35 34 156 11.1 NA NA NA ND (0.001) Removed ND (0.001) 0.004 (0.001) 0.120 0.037 (Destroyed) ND (0.001) Removed Removed 0.120 Removed ND (0.001) ND

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