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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 /> TIME OIL
<br /> TO/MW-1 08/27/92 28,000 20,000 2,300 11,000 NR 120,000 26,000 NR
<br /> TO/MW-1 06/09/93 -- -- -- -- -- -- Floating product observed
<br /> TO/MW-1 09/15/93 -- -- -- -- -- -- -- Floating product observed
<br /> TO/MW-1 12/15/93 45,000 17,000 1,800 9,000 NR 160,000 <20,000 5.6
<br /> TO/MW-1 03/10/94 22,000 19,000 2,200 9,400 NR 110,000 <10,000 <5.0
<br /> TO/MW-1 06/13/94 -- -- -- -- -- -- -- Floating product observed
<br /> TO/MW-1 09/14/94 21,000 11,000 2,500 11,000 NR 89,000 <20,000 <5.0
<br /> TO/MW-1 12/14/94 23,000 12,000 2,200 11,000 NR 88,000 <50,000 <5.0
<br /> TO/MW-1 09/29/95 29,000 13,000 3,800 18,000 NR 95,000 <20,000 <5.0
<br /> TO/MW-1 06/10/96 25,000 10,000 2,800 13,000 -- 83,000 <20,000 <5.0
<br /> TO/MW-1 06/10/97 22,000 6,600 2,100 9,100 <100 70,000 <10,000 <5.0
<br /> TO/MW-1 09/23/97 17,000 6,500 2,400 11,000 <200 71,000 <20,000 <5.0
<br /> TO/MW-1 09/17/98 20,000 2,600 2600 9600 <200 80,000 <20,000 <5.0
<br /> TO/MW-1 12/17/98 24,000 6,100 2,800 10,000 <200 92,000 <20,000 <5.0
<br /> TO/MW-1 03/18/99 -- -- -- -- -- -- -- --
<br /> TO/MW-1 05/19/99 23,000 5,400 2,200 8,100 <200 <71 81,000 74,000 <5.0
<br /> TO/MW-1 08/19/99 22,000 2,300 2,300 8,500 <720 <250 81,000 12,000 <5.0
<br /> TO/MW-1 11/17/99 27,000 3,900 2,500 8,700 <900 <85 95,000 81,000 --
<br /> TO/MW-1 05/01/02 -- -- -- -- -- -- -- -- SPH Sheen observed
<br /> TO/MW-1 07/29/02 -- -- -- -- -- -- -- SPH Sheen observed
<br /> TO/MW-1 10/31/02 17,000 6,800 2,000 8,500 <100 83,000 100,000
<br /> TO/MW-1 02/24/03 -- -- -- -- -- -- -- Well flooded
<br /> TO/MW-1 05/29/03 2,200 400 290 2,100 <10 23,000 280,000
<br /> TO/MW-1 08/04/03 -- -- -- -- -- -- -- SPH Sheen observed
<br /> TO/MW-1 11/03/03 SPH Sheen observed
<br /> TO/MW-1 02/24/04 Well flooded
<br /> TO/MW-1 05/24/04 640 12 5.9 840 <2.0 6,000 28,000
<br /> TO/MW-1 08/17/04 -- -- -- -- -- -- -- SPH Sheen observed
<br /> TO/MW-1 11/18/04 2,600 860 200 1,500 <3.0 14,000 17,000
<br /> TO/MW-1 02/14/05 -- -- -- -- -- -- -- Well flooded
<br /> TO/MW-1 05/16/05 Well flooded
<br /> TO/MW-1 08/29/05 SPH Sheen observed
<br /> TO/MW-1 11/28/05 1,400 50 12 1,200 <2.5 9,300 11,000
<br /> TO/MW-1 02/06/06 -- -- -- -- -- -- -- Well flooded
<br /> TO/MW-1 05/08/06 -- -- -- -- -- -- -- Well flooded
<br /> TO/MW-1 08/08/06 4,100 280 120 1,100 <10 16,000 14,000
<br /> T0/MW-1 11/02/06 4,600 320 94 1,400 <9.0 15,000 14,000
<br /> 1 Q10 STTC gwtables.xlsx Page 63 of 95
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