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Historic Groundwater Monitoring Data <br /> Eckert Cold Storage <br /> Gasoline <br /> Benzene Toluene Ethyl Benzene Total Xylenes TPH-G TPH-D MTBE Oxygenates/ DTW GWE <br /> Additives <br /> Ana! ical Method: 82608 8260B 82608 8260B 5030/8015M 351 0180 1 5M 8260B 8260B <br /> Detection Limit: 0.5 u /L 0.5 u IL 0.5 u /L 1.0 u /L 0.05 rn /L 0.05 m IL 0.5 u /L 0.5-5.0 u IL feet feet <br /> Monitor Well <br /> TOC Elev. Sample Date <br /> MW-6 11/5/1997 0.6 1.4 0.51 0.87 0.11 0,39 1.6 NA <br /> 37,65 417/1998 ND NO NO NO NO NO NO NA <br /> 9130/1998 NO ND NO NO NO NO NO NA <br /> 6/3011999 0.8 0,9 NO NO NO ND 72 NA <br /> 9/1011999 280 31 63 100 1.2 NO 3.1 NA <br /> 12110/1999 0.4 ND ND NO NO 0.62 NO NA <br /> 3/27/2000 0.8 3 2.9 12 0.16 NO NO NA <br /> 6/23/2000 NO NO ND NO NO ND NO NA <br /> 9/8/2000 2.6 8.7 1 0.9 4.7 0.08 NO 4 NA <br /> 12/29/2000 NO 0.7 NO 0.6 0.08 ND ND NO <br /> 3/5/2001 NO NO NO NO NO NO NO NO <br /> 6/4/2001 0.6 NO NO NO NO NO ND NO <br /> 9110/2001 8.5 16 11 5.5 0.32 ND ND NO <br /> 12/1712001 NO NO NO ND NO ND ND NO <br /> 2/2712002 <0.5 <0.5 <0.5 <1.0 <0.05 <0.05 <0.5 <0,5-<5.0 16.00 21.65 <br /> 6/26/2002 <0.5 <0.5 <0.5 <1.0 <0.05 NA 0.5 <0.5-<5.0 18.27 19.38 <br /> 9/30/2002 <0.5 <0.5 <0.5 <1.0 <0.05 NA <0.5 <0.5-<5.0 19.94 17.71 <br /> 1219/2002 <0.5 <0.5 <0.5 <1.0 <0.05 NA <0.5 <0-5-<5.0 17.95 19.76- <br /> 3/28/2003 NS NS NS NS NS NS NS NS 17.38 20.27 <br /> 615/2003 NS NS NS NS NS NS NS NS 17.66 19.99 <br /> 9/2/2003 NS NS NS NS NS NS NS NS 19.96 17.69 <br /> 12/12/2003 NS NS NS NS NS NS NS NS 20.10 17.55 <br /> 3/1712004 NS NS NS NS NS NS NS NS 19.02 18.63 <br /> 6/2312004 NS NS NS NS NS NS NS NS 21.05 16.60 <br /> 0712004 NS NS NS NS NS NS NS NS 22.31 15.34 <br /> 12/30/2004 NS NS NS NS NS NS NS NS 17.86 19.79 <br /> 319/2005 NS NS NS NS NS NS NS NS 15.65 22.00 <br /> MW-7 11/5/1997 0.85 NO NO 2.5 NO NO NO NA <br /> 38.22 4!7/1998 NO NO ND NO NO NO NO NA <br /> 9/30/1998 NA NA NA NA NA NA NA NA <br /> 6130/1999 NO NO NO ND NO NO 2.8 NO <br /> 9110/1999 17 12 13 31 0.2 NO 2.1 NA <br /> 12/10/1999 NO NO NO NO NO ND ND NA <br /> 3127/2000 NA NA NA NA NA NA NA NA <br /> 6123/2000 NA NA NA NA NA NA NA NA <br /> 9/8/2000 ND ND ND ND ND ND NO NA <br /> 12/29/2000 1.8 0.5 4.4 2.4 0.07 N0 ND ND <br /> 3/5/2001 0.9 ND 2.1 1.2 0.06 0.98 ND ND <br /> 6/4/2001 5.4 0.8 14 15 0.21 NO ND ND <br /> 9/10/2001 8.4 3.8 23 30 0.27 ND ND ND <br /> 12/17/2001 ND ND NO ND ND NO ND ND <br /> 2/27/2002 <0.5 <0.5 <0.5 <1.0 <0.05 <0.05 <0.5 <0.5-<5.0 16.55 21.67 <br /> 6/26/2002 <0.5 <0.5 <0.5 <1.0 <0.05 <0.05 <0.5 <0.5-<5.0 18.78 19.44 <br /> 9/30/2002 <0.5 <0.5 <0.5 <1.0 <0.05 NA <0.5 <0.5-<5.0 20.46 17.76 <br /> 12/9/2002 <0.5 <0.5 <0.5 <1.0 <0,05 NA <0.5 <0.5-<5.0 18.49 19.73 <br /> 3/28/2003 NS NS NS NS NS NS NS NS 17.95 20.27 <br /> 6/5/2003 NS NS NS NS NS NS NS NS 18.14 20.08 <br /> 9/2/2003 NS NS NS NS NS NS NS NS NM NM <br /> 12/1212003 <0.5 <0.5 <0.5 <1.0 <0.05 NA <0.5 <0.5-<5.0 20.65 17.57 <br /> 3/17/2004 NS NS NS NS NS NS NS NS 19.55 18.67 <br /> 6/2312004 NS NS NS NS NS NS NS NS 21.56 16.66 <br /> 917/2004 NS NSNS NS NS NS NS NS 22.88 15.34 <br /> 12/3012004 <0.5 <0.5 <0.5 <1.0 <0.05 NA <0.5 <0.5-<5.0 18,54 19.68 <br /> 3/9/2005 NS NS NS NS NS NS NS NS 16.20 22.02 <br /> i <br /> Page 3 of 4 <br />