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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 /> OW-3C 05/19/05 1.9 <br /> OW-3C 09/02/05 0.67 <br /> OW-3C 12/02/05 <0.50 <br /> OW-3C 02/07/06 <0.50 <br /> OW-3C 05/12/06 <0.50 <br /> OW-3C 08/09/06 <0.50 <br /> OW-3C 11/02/06 1.1 <br /> OW-3C 01/31/07 <0.50 <br /> OW-3C 05/04/07 <0.50 -- -- -- -- -- -- <br /> OW-3C 08/03/07 <0.50 <0.50 <0.50 <0.50 <5.0 <50 <50 <br /> OW-3C 11/01/07 <0.50 <0.50 <0.50 <0.50 <5.0 <50 <50 <br /> OW-3C 02/06/08 <0.50 <0.50 <0.50 <0.50 <5.0 <50 <50 <br /> OW-3C 05/07/08 <0.50 <0.50 <0.50 <0.50 <5.0 <50 <50 <br /> OW-3C 08/05/08 <0.50 <0.50 <0.50 <0.50 <5.0 -- -- <br /> OW-3C 09/25/08 -- -- -- -- -- -- -- Well Destroyed <br /> OW-3CR 11/04/08 <0.50 <0.50 <0.50 <0.50 26 <50 <50 <br /> OW-3CR 02/04/09 <0.50 <0.50 <0.50 <0.50 <5.0 <50 <50 <br /> OW-3CR 05/06/09 <0.50 <0.50 <0.50 <0.50 54 50 <50 <br /> OW-3CR 08/05/09 <0.50 <0.50 <0.50 <0.50 <5.0 -- -- <br /> OW-3CR 11/03/09 <0.50 -- -- -- <5.0 <br /> OW-3CR 02/03/10 <0.50 -- <5.0 -- -- -- -- <br /> OW-3D 10/30/02 <0.50 <0.50 <0.50 <0.50 <5.0 <50 <5.0 <br /> OW-31D 02/27/03 <0.50 -- -- -- -- -- -- <br /> OW-31D 06/05/03 <0.50 <br /> OW-31D 08/05/03 <0.50 <br /> OW-31D 11/04/03 <0.50 <br /> OW-31D 02/25/04 <0.50 <br /> OW-31D 05/18/04 <0.50 <br /> OW-31D 08/19/04 <0.50 <br /> OW-31D 11/17/04 <0.50 <br /> OW-31D 02/15/05 <0.50 <br /> OW-31D 05/19/05 <0.50 <br /> OW-31D 09/02/05 0.94 <br /> OW-31D 12/02/05 <0.50 <br /> OW-31D 02/07/06 <0.50 <br /> OW-31D 05/11/06 <0.50 <br /> 1 Q10 STTC gwtables.xlsx Page 42 of 77 <br />