Laserfiche WebLink
r <br /> t <br /> Table 2 Groundwater Chemical Data, cont. <br /> Well Date TPHG Benzene Toluene Ethylbenzene Xylene Fuel Ox <br /> /I --------------- --------------- <br /> - <br /> No Sampled ----------------------------- u g <br /> MW-3 3128/96 2,500 21 12 12� 24 NA <br /> MW-3 6127196 3,100 13 7 0 8 7 19 NA <br /> MW-3 12/19/96 2,900 12 84 8 1 16 NO <br /> MW-3 3110197 1,500 10 - 39 50 91 NO <br /> MW-3 6130197 970 2 7 0 6 4 2 62 NO <br /> MW-3 8/20/97 1,000 3 5 14 31 45 NO <br /> MW-3 12/12/97 350 33 42 48 170 ND <br /> MW-3 3/31198 470 22 150 13 39 NO <br /> MW-4 8/20/97 ND NO ND NO NO NO <br /> MW-4 12/12/97 ND ND NO NO NO NO <br /> MW-4 3131198 NO NO NO NO NO NO <br /> MW-5 8/20/97 NO ND NO NO NO NO <br /> MW-5 12/12/97 NO NO NO NO NO NO <br /> MW-5 3/31/98 NO NO ND ND NO 7 0" <br /> MW-6 8/20/97 6,000 09 46 55 11 NO <br /> MW-6 12/12/97 170 0 7 29 1 0 66 NO <br /> MW-6 3/31/98 6,600 11 50 19 92 NO <br /> MW-7 8120197 NO NO NO NO <br /> NO NO <br /> MW-7 12/12/97 NO NO ND NO NO NO <br /> MW-7 3/31/98 NO ND NO ND NO NO <br /> MW-8 8120197 NO NO NO NO ND NO <br /> MW-8 12/12/97 NO ND NO NO NO ND <br /> MW-8 3131198 NO ND NO NO NO NO <br /> MW-9 8120/97 14,000 12 4 0 14 24 NO <br /> MW-9 12/12/97 260 11 15 3 7 12 NO <br /> `- MW-9 3131/98 15,000 1,700 470 890 1,500 NO <br /> Blank 3131198 NO NO NO ND NO NO <br /> NO - None detected NA - Not Analyzed ug/l - micrograms }ger liter <br /> Fuel Ox - Fuel Oxygenates by Method 8260 from Dec , 1997 forward <br /> - Quantified as MTBE <br /> Discussion <br /> Groundwater movement is north-northeasterly at a low flow gradient and the flow direction is <br /> consistent with historically observed trends Concentrations of TPHG were observed in the <br /> Wells MW-1, MW-2, MW-3, MW-6 and MW-9 and these concentrations were higher than the <br /> previous sampling round MTBE was observed for the first time at a concentration fust above <br /> Page 4 <br />