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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 /> AR/MW-913 08/23/04 <0.50 0.64 <0.50 <0.50 9.2 <50 14 <br /> AR/MW-913 11/18/04 <0.50 0.67 <0.50 <0.50 9.8 <50 <5.0 <br /> AR/MW-913 02/16/05 <0.50 0.70 <0.50 <0.50 9.6 <50 <5.0 <br /> AR/MW-913 05/19/05 <0.50 0.72 <0.50 <0.50 8.9 <50 <5.0 <br /> AR/MW-913 08/31/05 <0.50 0.72 <0.50 <0.50 10 <50 <5.0 <br /> AR/MW-913 11/29/05 0.98 0.62 <0.50 <0.50 10 <50 <5.0 <br /> AR/MW-913 02/08/06 <0.50 0.60 -- -- 9.4 -- -- <br /> AR/MW-913 05/08/06 0.65 0.60 <5.0 <br /> AR/MW-913 08/08/06 <0.50 0.67 9.0 <br /> AR/MW-913 11/01/06 1.1 0.68 10 <br /> AR/MW-913 01/31/07 0.69 <0.50 9.0 <br /> AR/MW-913 05/02/07 <0.50 0.70 11 -- -- <br /> AR/MW-913 07/31/07 0.55 0.71 <0.50 <0.50 9.8 <80 <50 <br /> AR/MW-913 10/30/07 0.52 0.57 <0.50 <0.50 10 <50 <50 <br /> AR/MW-913 02/06/08 0.54 0.59 <0.50 <0.50 8.3 <50 <50 <br /> AR/MW-913 05/07/08 1.2 0.74 <0.50 <0.50 5.5 <50 <50 <br /> AR/MW-913 08/06/08 0.69 0.65 <0.50 <0.50 11 -- -- <br /> AR/MW-913 11/05/08 0.86 0.66 <0.50 <0.50 14 <br /> AR/MW-913 02/04/09 1.2 0.59 <0.50 <0.50 13 <br /> AR/MW-913 05/06/09 1.8 0.66 <0.50 <0.50 15 <br /> AR/MW-9B 08/05/09 4.6 0.60 <0.50 <0.50 20 <br /> AR/MW-913 11/04/09 9.1 0.64 -- -- 33 <br /> AR/MW-9B 02/02/10 15 0.90 -- -- 35 -- -- -- -- <br /> AR/MW-10A 02/14/01 62 <20 <20 <20 <100 <br /> AR/MW-10A 05/07/01 69 <20 <20 <20 <100 <br /> AR/MW-10A 05/01/02 -- -- -- -- -- -- -- NR per MRP No.5-01-819 <br /> AR/MW-10A 06/12/03 11 <5.0 <5.0 <5.0 <50 <500 <50 <br /> AR/MW-10A 08/14/03 10 <5.0 <5.0 <5.0 <50 <500 <50 <br /> AR/MW-10A 11/13/03 9.9 <5.0 <5.0 <5.0 <50 <500 <50 <br /> AR/MW-10A 03/02/04 <20 <20 <20 <20 <200 <2,000 <200 <br /> AR/MW-10A 05/25/04 <20 <20 <20 <20 <200 <2,000 <200 <br /> AR/MW-10A 08/19/04 <5.0 <5.0 <5.0 <5.0 <50 <500 <50 <br /> AR/MW-10A 11/18/04 9.3 <5.0 <5.0 <5.0 130 <500 <200 <br /> AR/MW-10A 02/17/05 <10 <10 <10 <10 <100 <1,000 <100 <br /> AR/MW-10A 05/20/05 19 <7.0 <7.0 <7.0 120 <700 <70 <br /> AR/MW-10A 09/02/05 <7.0 <7.0 <7.0 <7.0 140 <700 <70 <br /> AR/MW-10A 11/29/05 <8.0 <8.0 <8.0 <8.0 65 <800 <80 <br /> 1 Q10 STTC gwtables.xlsx Page 14 of 77 <br />