A B C D E F G H
8     Highest detected concentration (mg/kg)  
9     PCE TCE cis-DCE trans-DCE VC  
10 Soil Samples 321 10 13.2 0.248 0.9 from Mark's Table 1 historical soil sampling results + Mark's table 4 results for residual soil
11 RBCs Lowest Applicable RBC 940 46 620 4,500 3.9  
12 Occupational DC 940 46 2,000 9,200 3.9  
13 Construction Worker DC 1,600 120 620 4,500 30  
14 Excavation Worker DC 44,000 3,400 17,000 130,000 830  
15 Occupational Volatilization to Outdoor Air - 96 - - 89  
17     Highest post-IRM concentration (ug/L)  
18     PCE TCE cis-DCE trans-DCE VC  
19 Groundwater Samples 17,300 2,100 13,000 72.6 17,600 from Mark's Table 2 direct-push groundwater sampling results and Table 5 monitoring well results
20 RBCs Lowest Applicable RBC 5,400 430 24,000 14,000 1,200  
21 Occupational Volatilization to Outdoor Air - 19,000 - 1,800,000 6,800  
22 Construction & Excavation Worker Groundwater in Excavation 5,400 430 24,000 14,000 1,200  
24     Highest post-IRM concentration (ug/m3) when subslab vent system is operating  
25     PCE TCE cis-DCE trans-DCE VC  
26 Air Samples 29 0.64 0.52 - 0.026 from Mark's Table 3 air sampling results and IRM completion report
27 RBC Occupational Inhalation 47 3.0 - 260 2.8  
29 1) RBCs dated June 7, 2012            
30 2) PCE = perchlorethylene            
31 3) TCE = trichlorethylene            
32 4) DCE = dichlorethylene            
33 5) VC = vinyl chloride            
34 6) DC = RBC for soil ingestion, dermal contact, and inhalation      

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