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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-12C 11/04/09 470 2.9 1.3 2.5 <0.90 910 170 130
<br /> AR/MW-12C 02/05/10 490 2.7 <0.90 3.2 <0.90 950 92 -- <100
<br /> AR/MW-13A 05/25/04 2,400 2,400 2,800 16,000 1,100 79,000 <8,000 4 --
<br /> AR/MW-13A 08/19/04 3,700 3,300 3,500 20,000 1,800 110,000 <6,000 ' --
<br /> AR/MW-13A 11/18/04 2,400 2,200 3,100 17,000 1,500 82,000 <5,000 4
<br /> AR/MW-13A 02/14/05 -- -- -- -- -- -- -- Well flooded
<br /> AR/MW-13A 05/20/05 1,500 2,000 2,500 15,000 310 75,000 <10,000 4
<br /> AR/MW-13A 08/31/05 2,100 2,200 2,200 15,000 310 62,000 <8,000 4
<br /> AR/MW-13A 11/29/05 3,600 4,200 3,500 16,000 620 77,000 <10,000
<br /> AR/MW-13A 02/06/06 -- -- -- -- -- -- -- Well flooded
<br /> AR/MW-13A 05/09/06 1,100 1,300 1,700 13,000 220 55,000 <10,000 4
<br /> AR/MW-13A 08/08/06 3,100 2,500 1,000 5,300 210 32,000 <5,000 4
<br /> AR/MW-13A 10/30/06 1,800 1,700 960 5,600 140 34,000 <5,000 4
<br /> AR/MW-13A 01/30/07 1,300 1,400 1,400 8,900 340 40,000 <6,000 4
<br /> AR/MW-13A 05/03/07 1,500 1,400 1,700 13,000 380 53,000 <8,000 4
<br /> AR/MW-13A 07/30/07 -- -- -- -- -- -- -- Measurable SPH present
<br /> AR/MW-13A 11/01/07 2,000 2,000 1,300 9,800 520 46,000 <10,000 4
<br /> AR/MW-13A 02/04/08 -- -- -- -- -- -- -- Well flooded
<br /> AR/MW-13A 05/09/08 1,400 1,000 1,600 11,000 340 48,000 <8,000 4
<br /> AR/MW-13A 08/07/08 1,400 920 1,000 9,200 360 39,000 <6,000 4
<br /> AR/MW-13A 11/06/08 1,800 1,400 1,900 13,000 560 55,000 <8,000 4
<br /> AR/MW-13A 02/06/09 2,000 1,400 2,500 14,000 480 55,000 <10,000 4
<br /> AR/MW-13A 05/08/09 1,600 1,600 2,500 13,000 100 58,000 <8,000 4 620
<br /> AR/MW-13A 08/07/09 1,700 2,300 1,800 9,600 170 41,000 <8,000 4 770
<br /> AR/MW-13A 11/06/09 1,600 1,900 2,800 14,000 190 67,000 <8,000 4 630
<br /> AR/MW-13A 02/04/10 1,400 1,400 2,700 16,000 92 69,000 <8,000 ° 550
<br /> AR/MW-13B 11/06/09 -- -- -- -- -- -- -- 580 NR by MRP
<br /> AR/MW-136 02/03/10 -- - -- -- 410 NR by MRP
<br /> AR/MW-13C 02/13/01 19 2.4 <0.50 1.0 <1.0 56 <50 --
<br /> AR/MW-13C 05/07/01 18 7.0 0.88 3.6 <1.0 79 <50
<br /> AR/MW-13C 08/21/01 38 9.6 1.4 5.8 <1.0 170 <50
<br /> AR/MW-13C 10/30/01 11 2.5 0.65 0.93 <1.0 67 110
<br /> AR/MW-13C 02/05/02 <0.50 <0.50 <0.50 <0.50 <2.0 <50 <50
<br /> AR/MW-13C 05/02/02 0.62 <0.50 <0.50 0.53 <0.50 <50 160
<br /> AR/MW-13C 08/01/02 3.2 <0.50 <0.50 <2.0 <0.50 <50 160
<br /> AR/MW-13C 10/31/02 3.9 <0.50 <0.50 <2.0 <0.50 <50 330 3
<br /> 1 Q10 STTC gwtables.xlsx Page 25 of 95
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