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,r tTable 6 .r Historic Groundwater Sample Analytical Results - BTEX and TPH-G Earthgralns Baking Companies, Inc. 2651 South Airport Way Stockton, California 95206 ' Sample Date Concentration L ID Benzene Toluene Ethylbenzene Total Xylenes TPH-G CPT-1 @45' 5/18/1999 ND (0 5) 08 ND (0 5) ND (0 5) ND (50) CPT-1 @85' 5/18/1999 ND (0 5) ND (0 5) ND (0 5) ND (0 5) ND (50) CPT-2@44' 5/18/1999 ND (0 5) ND (0 5) ND (0 5) ND (0 5) ND (50) CPT-2@79' 5/18/1999 066 ND(0 5) 051 13 100 CPT-3@44' 5/18/1999 ND (0 5) ND (0 5) ND (0 5) ND (0 5) ND (50) CPT-3@76' 5/18/1999 ND (0 5) ND (0 5) ND (0 5) 23 *100 rCPT-A@70' 6/21/2001 11 12 81 23 2,100 CPT-A O 80' 6/21/2001 60 052 27 11 220 r CPT-A@90' 6/21/2001 35 ND(0 5) 14 52 56 CPT-A*100' 6/21/2001 ND (0 5) ND (0 5) ND (0 5) ND (1 0) ND (50) r CPT-C@60' 6/22/2004 ND(5 0) ND(5 0) 12 84 8,400 CPT-C@70' 6/22/2004 ND (0 5) ND (0 5) ND (0 5) ND (1 0) ND (50) CPT-C@90' 6/22/2004 ND (0 5) ND (0 5) ND (0 5) ND (1 0) ND (50) CPT-C@100' 6/22/2004 ND (0 5) ND (0 5) ND (0 5) ND (1 0) ND (50) CPT-F@60' 6/23/2004 17 14 46 29 8,000 CPT-F@90' 6/23/2004 ND (0 5) ND (0 5) ND (0 5) ND (1 0) ND (50) ' CPT-F@100' 6/23/2004 ND (0 5) ND (0 5) ND (0 5) ND (1 0) ND (50) Cern Well-South 6/24/2004 ND (0 5) ND (0 5) ND (0 5) ND (1 0) ND (50) Cern Well-North 6/24/2004 ND (0 5) ND (0 5) ND (0 5) ND (1 0) ND (50) r Notes pg/L-Results reported in micrograms per liter ND- Not detected at or above the laboratory detection limit shown to parentheses NA- Not Analyzed TPH-G- Total Petroleum Hydrocarbons-Gasoline Laboratory reports not typical of gasoline `*-Samples collected on 04/26/2002 were from first monitoring event since the installation of new air spargmg well SP-A on 03/14/2002 r 1 r ENV/62400132 1 121382eg I Investigation and Quarterly Reports/Table 4&6-TPH+BTEX Results(2005_03)XLS 1 Historic(2)