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r <br /> Table 1 <br /> SUMMARY OF GROUNDWATER LEVELS AND CHEMICAL ANALYSIS RESULTS <br /> October 9,2003 <br /> Circle K Store 01205 <br /> Date TOC Depth to LPH Ground- Change in TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE Comments <br /> Sampled Elevation Water Thickness water Elevation 8260B benzene Xylenes 8021B 8260B <br /> Elevation <br /> (feet) (feet) (feet) (feet) (feet) (pg/1) (µg/l) (41) (µg11) (µg11) (µg/l) (pg/1) (µg11) <br /> MW-1 (Screen Interval in feet 6 0-26 0) <br /> 10/9/2003 1762 1585 000 177 -120 -- 3100 34 34 260 820 — ND<20 <br /> MW-2 (Screen Interval in feet 60-260) <br /> 10/9/2003 17 50 15 80 000 170 -124 76 ND<O 50 ND<O 50 ND<0 50 ND<l 0 - 37 <br /> MW-3 (Screen Interval in feet 80-280) <br /> 10/9/2003 1816 1639 000 177 -120 - 260 ND<O 50 ND<O 50 ND<O 50 ND<l 0 ND<2 0 <br /> MW-4 (Screen Interval in feet 80-280) <br /> 10/9/2003 1775 1589 0 00 186 -1 12 -- 1000 ND<O 50 ND<O 50 7 5 ND<l 0 -- ND<2 0 <br /> MW-5 (Screen Interval in feet 40-240) <br /> 10/9/2003 1647 1475 000 1 72 -121 -- 4500 79 54 600 710 NDQO <br /> MW-6 (Screen Interval in feet 4 0-24 0) <br /> 10/9/2003 1667 1510 000 157 -128 — 1700 2 9 17 80 300 180 <br /> MW-7 (Screen Interval in feet 4 0-24 0) <br /> 10/9/2003 1791 1618 000 163 -128 -- 7000 ND<10 65 240 1200 - ND<40 <br /> MW-8 (Screen Interval in feet 40-240) <br /> 10/9/2003 1725 1536 000 1 89 -1 14 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 — ND<2 0 <br /> MW-9 (Screen Interval in feet DNA) <br /> 10/9/2003 1635 1452 0 00 183 -1 13 - 27000 35 78 1800 6100 -- ND<50 <br /> MW-10 (Screen Interval in feet 60-260) <br /> 10/9/2003 1531 1353 000 178 -320 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 — ND<2 0 <br /> MW-11 (Screen Interval in feet 50-250) <br /> 10/9/2003 1418 1289 000 129 -107 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 __ ND<2 0 <br /> MW-12 (Sci een Interval in feet 50-250) <br /> 10/9/2003 1425 13 16 000 109 -1 13 - 16000 37 ND<13 1100 3500 -- 540 <br /> MW-13 (Screen Interval in feet 50-250) <br /> 01205 Page 1 of 2 <br />