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TABLE 2 GROUNDWATER MONITORING PROGRAM Beacon Station No. 3641 Well 11 Quarterl TPHg I BTEX I MTBE DIPE ETBE TAME TBA methanol ethanol DCA MW-1 Q1 x x x x x x x x x x screened Q2 interval Q3 60'-80' Q4 MW-2 Q1 x x x x x x x x x x screened Q2 x x x interval Q3 x x x 50'-75' Q4 x x x MW-3 Q1 x x x x x x x x x x screened Q2 interval Q3 x x x 50'-75' Q4 MW-4 01 x x x x x x x x x + x screened Q2 x x x interval Q3 x x x 50'-75' Q4 x x x MW-6 Q1 x x x x x x x x x x screened 02 interval Q3 x x x 50'-75' Q4 MW-6 Q1 x x x x x x x x x x screened Q2 x x x interval 03 x x x • 35'-55' Q4 I x x x MW-7 Q1 x x x x x x x x x x screened Q2 interval 03 35'-55' Q4 MW-8 Q1 x x x x x x x x x x screened Q2 interval 03 35-55' Q4 SW-1 Q1 x x x x x x x x x x screened 02 interval Q3 x x x 60'-65' Q4 VW-1 Q1 x x x x x x x x x x screened Q2 interval Q3 x x x 44'-54' Q4 VW-3 Q1 x x x x x x x x x x screened Q2 interval Q3 x x x 45'-55' Q4 VW-5 Q1 x x x x x x x x x x screened Q2 x x x interval Q3 x x x 40'-50' Q4 x x I x VW-7 Q1 x x x x x x x x x x . screened Q2 x x x interval Q3 x x x 40'-55' 1 Q4 x x x Notes All analyses performed by EPA Method 82608 Nigh-reporting-limit methanol and ethanol results shall be confirmed by a second analysis 641 QMprogram Project No 1641 46 Page 1 of 1 HORIZON ENVIRONMENTAL INC.