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Appendix H <br /> Historical Groundwater Analytical Data <br /> Stockton Terminals Technical Committee <br /> Port of Stockton <br /> Stockton,California <br /> Ethyl- Total MTBE MTBE TPH as TPH as <br /> Sample Sampling Benzene Toluene Benzene Xylenes 8020 8260 Gasoline Diesel Lead MBAs Comments <br /> Identification Date (Ng/L) (Ng/L) (Ng/L) (Ng/L) (Ng/L) (Ng/L) (Ng/L) (Ng/L) (Ng/L) (Ng/L) <br /> PS/MW-12 05/03/07 0.64 0.94 0.63 2.9 60 <50 53 <br /> PS/MW-12 08/03/07 <0.50 <0.50 <0.50 <0.50 22 <50 740 <br /> PS/MW-12 11/01/07 1.7 3.7 2.0 6.7 74 78 <50 <br /> PS/MW-12 02/07/08 <0.50 <0.50 <0.50 <0.50 34 <50 88 <br /> PS/MW-12 05/07/08 <0.50 <0.50 <0.50 <0.50 47 <50 400 3'11 <br /> PS/MW-12 08/05/08 <0.50 <0.50 <0.50 <0.50 26 <50 250 <br /> PS/MW-12 11/05/08 <0.50 <0.50 <0.50 <0.50 7.2 <50 290 <br /> PS/MW-12 02/03/09 <0.50 <0.50 <0.50 <0.50 25 <50 150 <br /> PS/MW-12 05/06/09 <0.50 <0.50 <0.50 <0.50 27 <50 77 <br /> PS/MW-12 08/05/09 <0.50 <0.50 <0.50 <0.50 32 <50 <50 <br /> PS/MW-12 11/03/09 <0.50 <0.50 <0.50 <0.50 24 <50 <50 <br /> PS/MW-12 02/02/10 <0.50 <0.50 <0.50 <0.50 18 <50 <50 <br /> PS/MW-18 08/27/92 0.6 <0.50 <0.50 <0.50 NR -- <50 <50 NR <br /> PS/MW-18 06/09/93 <0.50 <0.50 <0.50 <0.50 NR <50 <50 45 <br /> PS/MW-18 09/16/93 <0.50 <0.50 <0.50 <0.50 NR <50 <50 <20 <br /> PS/MW-18 12/14/93 <0.50 <0.50 <0.50 <0.50 NR <50 <50 59 <br /> PS/MW-18 03/10/94 <0.50 <0.50 <0.50 <0.50 NR <50 <50 14 <br /> PS/MW-18 06/14/94 <0.50 <0.50 <0.50 <0.50 NR <50 <50 9.0 <br /> PS/MW-18 09/14/94 <0.50 <0.50 <0.50 <0.50 NR <50 <50 <5.0 <br /> PS/MW-18 12/13/94 13 <0.50 <0.50 <0.50 NR 100 <50 <5.0 <br /> PS/MW-18 03/15/95 1.2 <0.50 <0.50 <0.50 NR <50 <50 <5.0 <br /> PS/MW-18 06/07/95 2.2 <0.50 <0.50 <0.50 NR 57 <50 <5.0 <br /> PS/MW-18 09/28/95 <0.50 <0.50 <0.50 <0.50 NR <0.50 <50 <5.0 <br /> PS/MW-18 12/28/95 <0.50 <0.50 <0.50 <0.50 NR <50 <50 <5.0 <br /> PS/MW-18 02/12/96 <0.50 <0.50 <0.50 <0.50 NR <50 <50 <5.0 <br /> PS/MW-18 06/12/96 <0.50 <0.50 <0.50 <0.50 NR <50 <50 <5.0 <br /> PS/MW-18 09/10/96 1.7 <0.50 <0.50 <0.50 NR <50 <50 <5.0 <br /> PS/MW-18 12/18/96 <0.50 <0.50 <0.50 <0.50 1.5 69 <50 <5.0 <br /> PS/MW-18 03/11/97 <0.50 <0.50 <0.50 <0.50 <0.50 <50 <50 <5.0 <br /> PS/MW-18 06/12/97 59 0.7 <0.50 <0.50 1.1 220 <50 <5.0 <br /> PS/MW-18 09/23/97 31 0.6 <0.50 1.0 1.2 320 <50 <5.0 <br /> PS/MW-18 12/09/97 1.4 <0.50 <0.50 <0.50 1.6 140 <50 <5.0 <br /> PS/MW-18 03/11/98 0.8 <0.50 <0.50 <0.50 <0.50 <50 <50 <5.0 <br /> PS/MW-18 06/09/98 21 <0.50 <0.50 <0.50 0.5 110 <50 <5.0 <br /> PS/MW-18 09/17/98 74 1.9 <0.50 1.9 1.6 530 <50 <5.0 <br /> PS/MW-18 12/17/98 17 <0.50 <0.50 <0.50 1.9 150 <50 <5.0 <br /> PS/MW-18 03/17/99 <0.50 <0.50 <0.50 <0.50 <5 <50 <50 21 <br /> 1 Q10 STTC gwtables.xlsx Page 38 of 95 <br />