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Appendix I <br /> Historical Groundwater Oxygenate and Fuel Additive Analytical Data <br /> Stockton Terminals Technical Committee <br /> Port of Stockton <br /> Stockton, California <br /> Sample Sample MTBE DIPE ETBE TAME TBA Methanol Ethanol 1,2-DCA EDB <br /> Identification Date (pg/L) (pg/L) (Ng/L) (pg/L) (Ng/L) (Ng/L) (Ng/L) (pg/L) (pg/L) Comments <br /> PS/MW-12 11/02/06 72 <0.50 <0.50 9.6 <5.0 <200 <50 <br /> PS/MW-12 01/31/07 92 <0.50 <0.50 12 <5.0 <50 <50 <br /> PS/MW-12 05/03/07 60 <0.50 <0.50 8.6 <5.0 <300 <50 <br /> PS/MW-12 08/03/07 22 <0.50 <0.50 <0.50 12 <50 <50 <br /> PS/MW-12 11/01/07 74 <0.50 <0.50 9.4 <5.0 <50 <50 <br /> PS/MW-12 02/07/08 34 <0.50 <0.50 3.4 <5.0 <50 <50 <br /> PS/MW-12 05/07/08 47 <0.50 <0.50 4.9 <5.0 <80 <50 <br /> PS/MW-12 08/05/08 26 <0.50 <0.50 3.3 <5.0 -- -- <br /> PS/MW-12 11/05/08 7.2 <0.50 <0.50 0.82 <5.0 <br /> PS/MW-12 02/03/09 25 <0.50 <0.50 2.8 <5.0 <br /> PS/MW-12 05/06/09 27 <0.50 <0.50 2.7 <5.0 <br /> PS/MW-12 08/05/09 32 <0.50 <0.50 4.2 <5.0 <br /> PS/MW-12 11/03/09 24 -- -- 2.8 -- <br /> PS/MW-12 02/02/10 18 -- -- 1.2 -- -- -- <br /> PS/MW-18 02/14/01 72 <1.0 <1.0 <1.0 <5.0 <br /> PS/MW-18 08/24/01 100 <1.0 <1.0 <1.0 <5.0 <br /> PS/MW-18 05/01/02 -- -- -- -- -- -- -- SA(1,3) <br /> PS/MW-18 07/30/02 850 <2.0 <2.0 <2.0 23 <200 <20 <br /> PS/MW-18 10/28/02 -- -- -- -- -- -- -- SA(1,3) <br /> PS/MW-18 03/03/03 2,700 <5.0 <5.0 7.8 130 J <500 <50 <br /> PS/MW-18 06/10/03 940 <1.5 <1.5 2.9 660 <200 <20 <br /> PS/MW-18 08/12/03 22 <1.5 <1.5 <1.5 100 <200 <20 <br /> PS/MW-18 11/12/03 26 <5.0 <5.0 <5.0 55 <500 <50 <br /> PS/MW-18 02/26/04 640 <0.50 <0.50 1.7 240 <50 <5.0 <br /> PS/MW-18 05/20/04 1,100 <2.5 <2.5 4.0 2,700 <250 <25 <br /> PS/MW-18 08/19/04 86 <1.5 <1.5 <1.5 570 <200 <20 <br /> PS/MW-18 11/16/04 150 <0.50 <0.50 <0.50 1,500 <50 <5.0 <br /> PS/MW-18 02/16/05 140 <0.50 <0.50 <0.50 2,400 <50 <5.0 <br /> PS/MW-18 05/16/05 -- -- -- -- -- -- -- Unable to access <br /> PS/MW-18 09/01/05 35 <0.50 <0.50 <0.50 16 250 40 <br /> PS/MW-18 12/01/05 30 <0.50 <0.50 <0.50 20 <50 <5.0 <br /> PS/MW-18 02/08/06 24 -- -- -- 890 <50 -- <br /> PS/MW-18 05/12/06 20 1,600 <50 <br /> PS/MW-18 08/09/06 22 250 <50 <br /> PS/MW-18 11/02/06 17 11 -- <br /> PS/MW-18 01/30/07 16 16 <br /> PS/MW-18 05/03/07 7.4 270 <br /> 1 Q10 STTC gwtables.xlsx Page 33 of 77 <br />