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Table 6
<br /> Recent Groundwater Analytical Data
<br /> Stockton Terminals Technical Committee
<br /> Port of Stockton
<br /> Stockton, California
<br /> Ethyl- Total MTBE TPH as TPH as
<br /> Sample Sampling Benzene Toluene Benzene Xylenes 8260 Gasoline Diesel MBAS Comments
<br /> Identification Date (pg/L) (pg/L) (pg/L) (pg/L) (pg/L) (pg/L) (pg/L) (pg/L)
<br /> ARCO
<br /> AR/MW-1A 05/07/09 1,400 11 18 8.2 570 4,200 <1,500 4 460
<br /> AR/MW-1A 08/06/09 2,000 38 15 28 970 6,600 <2,000 4 410
<br /> AR/MW-1A 11/05/09 890 24 11 24 480 4,100 1,600 14 300
<br /> AR/MW-1A 02/03/10 96 1.2 2.4 2.1 91 1,400 670 270
<br /> AR/MW-1B 05/07/09 120 8.3 1.7 11 88 2,000 <1,500 4 370
<br /> AR/MW-1B 08/06/09 140 7.9 1.7 11 93 2,200 790 350
<br /> AR/MW-1B 11/05/09 160 8.7 1.9 11 120 2,000 1,000 340
<br /> AR/MW-1B 02/03/10 130 8.8 1.7 9.8 160 2,100 990 410
<br /> AR/MW-1C 11/05/09 -- -- -- -- -- -- -- 640 NR by MRP
<br /> AR/MW-1C 02/05/10 -- -- -- -- <100 NR by MRP
<br /> AR/MW-2A 11/05/09 <100 NR by MRP
<br /> AR/MW-2A 02/02/10 -- -- -- -- -- 110 NR by MRP
<br /> AR/MW-3A 05/08/09 3,700 5,100 2,100 11,000 43 62,000 27,000 680
<br /> AR/MW-3A 08/07/09 6,500 8,800 2,400 12,000 120 70,000 <18,000 4 1,800
<br /> AR/MW-3A 11/06/09 4,000 5,000 2,200 11,000 37 63,000 <25'000 4 540
<br /> AR/MW-3A 02/04/10 3,600 5,300 2,000 11,000 21 64,000 <18,000 4 490
<br /> AR/MW-5A 05/08/09 940 780 1,300 6,600 2,200 32,000 <6,000 4 2,000
<br /> AR/MW-5A 08/07/09 1,100 1,200 1,900 9,300 8,300 43,000 <5,000 4 960
<br /> AR/MW-5A 11/06/09 1,500 1,600 2,000 11,000 9,100 44,000 <6,000 4 950
<br /> AR/MW-5A 02/04/10 720 680 1,200 5,400 4,000 26,000 <3,000 4 780
<br /> AR/MW-5B 05/06/09 27 <0.50 <0.50 <0.50 65 93 150 340
<br /> AR/MW-5B 08/05/09 53 <0.50 <0.50 <0.50 46 860 1,500 14 430
<br /> AR/MW-5B 11/06/09 69 <0.50 <0.50 0.68 37 210 140 380
<br /> AR/MW-51B 02/02/10 81 <0.50 <0.50 <0.50 56 210 110 500
<br /> 1 Q1 0 STTC gwtables.xlsx Page 1 of 17
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