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0` 19 June 2000 AGE-NC Project No 96-0232 Page 6 of 35 MW-6A and MW-6B at concentrations as high as 280 µg/l Analytical results of ground water samples are summarized in Table 5 A report of findings (Quarterly Report - July 1998, dated 24 August 1998)was prepared by AGE and submitted to the PHS-EHD and the RWQCB-CVR • November 1998 - Ground water monitoring was performed at wells MW-1,MW-2, MW-4, MW-5,MW-6 and MW-7 Ground water depths were recorded at approximately 11 feet bsg (Table 3), general ground water flow direction was towards the north at a gradient of 0 01 (Figure 16) Laboratory analysis of ground water samples collected from wells MW-1, MW-2, MW-4, MW-6A, MW-6B and MW-7 detected MTBE at concentrations as high as 1,200 µg/1, dissolved TPH-d was detected in the sample collected from MW-6B at a concentration of 240 pg/l, dissolved TPH-g was detected in the MW-1 sample at a concentration of 480 pg/1 Analytical results of ground water samples are summanzed in Table 5 A report of findings (Quarterly Report -November 1998, dated 27 January 1999) was prepared by AGE and submitted to the PHS-EHD and the RWQCB-CVR • February 1999 - Ground water monitoring was performed at wells MW-1, MW-2, MW-4, MW-5, MW-6 and MW-7 Ground water depths were recorded at approximately 7 feet bsg (Table 3),general ground water flow direction was locally variable at the site between north- northeast and south-southwest at a gradient of 0 001 (Figure 17) Laboratory analysis of groundwater samples collected from wells MW-1,MW-2,MW-4,MW-5,MW-6A,MW-6B and MW-7 detected MTBE at concentrations as high as 1,400 pg/l, dissolved TPH-d was detected in samples collected from wells MW-1, MW-2, MW-4, MW-5, MW-6A, MW-6B and MW-7 at concentrations as high as 1,500 pg/1 Analytical results of ground water samples are summanzed in Table 5 A grab groundwater sample collected from the Rocky's Restaurant domestic drinking water well (RDW-1) detected MTBE at a concentration of 7 6 gg/l Analytical results of the Rocky's Restaurant Domestic Well(RDW-1)grab ground water sample are summarized in Table 7 A report of findings (Qual terly Report-Februay 1999, dated 10 May 1999) was prepared by AGE and submitted to the PHS-EHD and the RWQCB-CVR • April 1999 - Laboratory analysis of a grab ground water sample collected from RDW-1 detected MTBE at a concentration of 14 jig/] Analytical results of the RDW-1 grab ground water sample are summarized In Table 7 A letter report of findings was prepared by AGE on 10 May 1999 and submitted to the PHS-EHD and the RWQCB-CVR • June 1999-Ground water monrtonng was performed at wells MW-1,MW-2,MW-4,MW-5, MW-6 and MW-7 Ground water depths were recorded at approximately 11 feet bsg (Table 3), general ground water flow direction was locally variable at the site between west- northwest and east-southeast at a gradient of 0 002 (Figure 18) Laboratory analysis of ground water samples collected from wells MW-1,MW-2,MW-4,MW-5,MW-6A,MW-6B and MW-7 detected MTBE at concentrations as high as 1,600 gg/l, dissolved TPH-d was Ads anced CeoEn%ironmental,Inc