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r r r r r r r r r r r r r r r r r r r Table II Cumulative Groundwater Analytical Results micrograms per liter(µglL) Well Date TPH-d TPH-g Benzene Toluene Ethyl Total MTBE DIPE ETBE TAME Ted Methanol Ethanol 1,2 DCA 1,2 DBA Volatiles Sampled Benzene Xylenes Butanol MW-8 04/30/99 ----- ----- ----- ----- ----- ----- 09/10/99 230 2000 390 710 42 160 2.0 nd nd nd nd nd 6900 ----- ----- nd-29 + 02/09/00 nd 300 110 0.66 1.1 1.6 nd 0.87 nd nd nd 200 310 ----- ----- nd-1.1 05/25/00 130 170 nd nd nd 4.9 nd 1.5 nd nd 6.0 nd nd ---- -- nd-1.6 08/29/00 nd 640 230 2.3 1.5 3.0 nd 1.2 nd nd 5.5 nd nd 1.1 nd 11/30/00 nd 2800 340 440 46 250 nd nd nd nd nd nd nd 5.1 7.0 -- 03/02/01 280 870 120 120 8.7 79 3.5 1.5 nd nd 7.2 nd 8.5 2.8 2.5 -- 06/14/01 nd 510 210 2.0 nd 2.8 nd 1.3 nd nd nd nd nd 1.1 nd - -- 09/17/01 nd 1500 290 210 25 100 nd nd nd nd nd nd nd 4.6 nd ---- 01/03/02 nd 350 110 1.1 nd 1.5 nd 1.0 nd nd nd nd nd 1.2 nd --- 04/12/02 270 480 110 25 4.6 16 0.69 0.84 nd nd nd nd nd 3.9 nd ---- 06/25/02 nd 370 52 1.3 1.0 2.4 nd 0.81 nd nd nd nd nd ----- ---- -- 09/13/02 nd 160 20 nd nd nd nd nd nd nd nd nd nd 1.2 nd --- 12/11/02 nd 62 6.5 nd nd nd nd 0.54 nd nd nd nd nd 0.93 nd -- 03/19/03 nd 160 24 nd nd nd nd 0.68 nd nd nd nd nd 1.0 nd - "TPH-d" Total petroleum hydrocarbons as diesel fuel. 'TAME" Tert-amyl-methyl ether. "TPH-g" Total petroleum hydrocarbons as gasoline. "1,2 DCA" 1,2-Dichloroethane. "MTBE" Methyl-t-butyl ether. "1,2 DBA' 1,2-Dibromoethane. "DIPE" Diisopropyl ether. ----- Not sampled andlor analyzed "ETBE" Ethyl-t-butyl ether. "nd" Not detected. JJW Geosciences Inc.I Project No.8021 /JC Trucking