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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 /> AR/MW-21A 05/04/09 <0.50 <0.50 <0.50 <0.50 0.92 <50 60
<br /> AR/MW-21A 08/04/09 <0.50 <0.50 <0.50 <0.50 <0.50 <50 <50 --
<br /> AR/MW-21A 11/03/09 <0.50 <0.50 <0.50 <0.50 <0.50 <50 <50 <100
<br /> AR/MW-21A 02/02/10 <0.50 <0.50 <0.50 <0.50 <0.50 <50 <50 <100
<br /> AR/MW-21 B 05/04/09 <0.50 <0.50 <0.50 <0.50 1.5 <50 58 --
<br /> AR/MW-21 B 08/04/09 <0.50 <0.50 <0.50 <0.50 0.72 <50 <50 --
<br /> AR/MW-21B 11/03/09 <0.50 <0.50 <0.50 <0.50 <0.50 <50 <50 <100
<br /> AR/MW-21B 02/02/10 <0.50 <0.50 <0.50 <0.50 <0.50 <50 61 480
<br /> AR/MW-21C 05/04/09 15 <0.50 <0.50 <0.50 <0.50 66 67 11
<br /> AR/MW-21C 08/04/09 1.1 <0.50 <0.50 <0.50 <0.50 <50 130 1
<br /> AR/MW-21C 11/03/09 <0.50 <0.50 <0.50 <0.50 <0.50 <50 80 11 340
<br /> AR/MW-21C 02/02/10 <0.50 <0.50 <0.50 <0.50 <0.50 <50 120 $'" 720
<br /> AR/MW-22A 05/07/09 1,000 29 750 390 2,300 10,000 <4,000 4 410
<br /> AR/MW-22A 08/07/09 1,000 34 630 740 1,200 13,000 <4,000 4 370
<br /> AR/MW-22A 11/06/09 990 1,200 780 3,000 1,000 22,000 <5,000 4 630
<br /> AR/MW-22A 02/04/10 1,400 1,900 1,100 3,700 1,300 27,000 <5,000 4 560
<br /> AR/MW-23A 05/08/09 7,000 4,000 1,800 8,200 1,200 55,000 110,000 250
<br /> AR/MW-23A 08/07/09 6,500 4,000 2,200 9,700 910 65,000 190,000 600
<br /> AR/MW-23A 11/06/09 6,800 4,400 2,000 8,900 900 57,000 27,000 380
<br /> AR/MW-23A 02/05/10 1,100 790 290 1,800 150 11,000 <2,000 250
<br /> AR/MW-24A 05/08/09 3,100 2,600 2,000 13,000 500 58,000 <6,000 4 360
<br /> AR/MW-24A 08/07/09 3,000 3,200 1,900 11,000 190 47,000 <8,000 4 330
<br /> AR/MW-24A 11/06/09 3,700 4,900 3,000 14,000 180 78,000 <6,000 4 320
<br /> AR/MW-24A 02/04/10 3,500 5,200 2,700 17,000 220 75,000 <5,000 4 330
<br /> 1 Q1 0 STTC gwtables.xlsx Page 6 of 17
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