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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 /> AR/MW-6B 10/30/06 0.86 <0.50 <0.50 <0.50 2.6 <50 90
<br /> AR/MW-6B 01/30/07 <0.50 <0.50 <0.50 <0.50 4.4 <50 68
<br /> AR/MW-6B 05/02/07 <0.50 <0.50 <0.50 <0.50 3.7 <50 120
<br /> AR/MW-6B 08/01/07 1.1 <0.50 <0.50 <0.50 4.3 <50 190
<br /> AR/MW-6B 10/30/07 <0.50 <0.50 <0.50 <0.50 3.5 <50 190
<br /> AR/MW-6B 02/04/08 -- -- -- -- -- -- -- Well flooded
<br /> AR/MW-6B 05/06/08 <0.50 <0.50 <0.50 <0.50 0.64 <50 100
<br /> AR/MW-6B 08/05/08 <0.50 <0.50 <0.50 <0.50 2.3 <50 110
<br /> AR/MW-6B 11/05/08 0.99 2.7 <0.50 4.4 <0.50 370 11,000
<br /> AR/MW-6B 02/05/09 3.4 <0.50 <0.50 0.79 0.64 <50 150 $
<br /> AR/MW-6B 05/06/09 1.6 <0.50 <0.50 <0.50 0.67 <50 150 350
<br /> AR/MW-6B 08/05/09 <0.50 <0.50 <0.50 <0.50 0.96 <50 96 200
<br /> AR/MW-6B 11/06/09 <0.50 <0.50 <0.50 1.9 <0.50 <50 120 " 770
<br /> AR/MW-61B 02/04/10 <0.50 <0.50 <0.50 <0.50 1.1 <50 84 240
<br /> AR/MW-8A 02/13/01 23,000 13,000 2,200 10,000 <2,000 <85 100,000 2,300 --
<br /> AR/MW-8A 05/07/01 22,000 13,000 2,100 9,100 <200 <50 99,000 3,500
<br /> AR/MW-8A 08/21/01 24,000 10,000 1,700 6,800 <250 <30 120,000 3,400
<br /> AR/MW-8A 10/30/01 27,000 10,000 1,700 6,800 <1,700 <20 110,000 5,200
<br /> AR/MW-8A 02/04/02 19,000 14,000 1,400 6,000 <250 54 110,000 <50
<br /> AR/MW-8A 05/03/02 20,000 17,000 3,300 15,000 -- 94 150,000 4,700
<br /> AR/MW-8A 08/02/02 20,000 16,000 2,500 11,000 150 120,000 <1,800 '
<br /> AR/MW-8A 10/31/02 13,000 8,800 2,200 8,300 860 82,000 <4,000 °
<br /> AR/MW-8A 02/27/03 18,000 10,000 1,500 6,500 180 120,000 <5,000 n
<br /> AR/MW-8A 05/30/03 20,000 22,000 3,400 14,000 510 140,000 <5,000 °
<br /> AR/MW-8A 08/13/03 19,000 12,000 2,600 9,900 620 100,000 <5,000 4
<br /> AR/MW-8A 12/01/03 11,000 12,000 3,000 12,000 1,600 140,000 <6,000 4
<br /> AR/MW-8A 03/03/04 18,000 9,400 1,600 7,000 460 94,000 <6,000 4
<br /> AR/MW-8A 05/17/04 -- -- -- -- -- -- -- SPH Sheen observed
<br /> AR/MW-8A 08/18/04 6,300 5,000 1,900 6,700 1,200 63,000 <4,000 '
<br /> AR/MW-8A 11/18/04 9,100 11,000 3,200 12,000 1,600 99,000 <4,000 4
<br /> AR/MW-8A 02/14/05 -- -- -- -- -- -- -- Well flooded
<br /> AR/MW-8A 05/20/05 12,000 14,000 3,000 12,000 860 120,000 <6,000 4
<br /> AR/MW-8A 09/02/05 11,000 8,700 2,000 8,600 1,200 87,000 <8,000 4
<br /> AR/MW-8A 11/29/05 10,000 10,000 2,300 9,600 5,900 90,000 <5,000
<br /> AR/MW-8A 02/06/06 -- -- -- -- -- -- -- Well flooded
<br /> AR/MW-8A 05/09/06 18,000 14,000 3,000 12,000 1,900 100,000 <2,000 4
<br /> AR/MW-8A 08/08/06 14,000 8,400 1,900 7,500 1,700 85,000 <10,000 4
<br /> 1 Q10 STTC gwtables.xlsx Page 10 of 95
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