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A I A' <br /> Former UST excavation <br /> 4*1 <br /> o ------ -------_------- Approximate round surface <br /> — -------- ---------- <br />' MW3 5 bailer — <br /> Date 02/20/03 <br /> BTEX ND <br /> TPHg ND <br /> o <br />' B3-2 , 13 feet <br /> Date X08/07/98 <br /> W B 042CLAY/SILT <br />' T 12J <br /> � E ; ND <br /> ! <br /> 2X 0 38 63 5 ' 20 feet B3 13 20 feet <br /> TPHg ND B3 1 22 feet Date E 12/20/01 Date 02/28/02 B3 8 21 feet <br /> O Date 02/27/02 <br /> B 19000 — BTEX ND <br /> — Date 08/07/98 T 21 000 TPHg ND 63 9 24 feet BTEX ND <br /> _ t B 2100 TPHgND <br /> t 19000 E 12000 Date <br /> U E 2900-0 X 39 000 BTEX Q2127ND <br /> 63 26 feet ` ` x 150,000 TPHg 610 OQO TPH 9 ND <br /> N <br /> Datea 1?121 ` TPHg 1 600 000 <br /> BTEX ND ` \ * — <br /> TPHg ND 83-2 31 feet ` •� � � � � � � <br /> tD MW3 4 bailer Date 08/07/98 �\ <br /> Date 02/20/03 B 60 — <br /> ic BTEX ND T 380 ` <br />' p TPHg ND E 62 — <br /> ca X 330 <br /> TPHg 2 700 _ <br /> 63 7 41 feet — B3 5 41 feet 63 13 40 feet qBTE <br /> 42 feet <br /> — Date 02/28/02Date 12121/01 MW3 2 baler baler MW3-1 baler baler Date 12!20!01 02!27/02 <br /> BTEX ND Date 07/09/99 02/20/03 Date 07/09/99 02/20/03 B 10 BTEX ND ND <br /> TPHg ND t3 119160618 33 T 21 TPHg ND ND <br /> T 296 600 T 302 42 E 26 <br /> E 219 170 E 236 26 X 84 <br /> X 666 890 X 791 130 TPHg 220 <br /> TPHg 640 6 700 TPHg 610 850 <br /> � (This set of data was affected by <br /> 40 feet cross contamination during sampling <br /> B3 14 3 and does not represent groundwater <br /> Date 01/28/03 feet <br /> BTEX /03 quality at this depth) <br /> me <br /> ` TPHg ND <br /> 0 50 feet <br /> Location of cross-section shown on Figure 2 <br /> LITHOLOGY AND SYMBOL LEGEND <br /> Approximate horizontal scale <br />' EXPLANATION <br /> GRAVELLY CLAYEY <br /> LEAN CLAY \\\ Estimated extent of soil affected by petroleum hydrocarbons MW3-1 bailer Groundwater sample data <br /> g SILT SAND \ �` `rt g p Date 02/20/03 B-benzene, UST SITE 3 <br /> � \�• based on analytical data of soil and groundwater samples and <br /> photoionization detector{PID)field measurements B 3 3 T–toluene, <br /> '4 SANDY POORLY T 42 <br /> LEAN CLAY WELL E--ethylbenzene GROUNDWATER SAMPLE DATA <br /> WITH GRAVEL SILT GRADED SAND SCREENED E 26 X–xylenes, CROSS-SECTION A-A' <br /> INTERVAL Generalized high and low potentiometric surfaces X 130 TPHg–total petroleum hydrocarbons <br /> POORLY GRADED V at the site between 7199 and 2103 TPHg 85 Port of Stockton <br /> N LEAN CLAY SILT BAND WITH SILT qualified as gasoline Stockton, California <br /> WITH SAND Data reported in micrograms per liter <br /> NOT — ❑ Estimated extent of groundwater affected by ND–not detected Project No Figure <br /> S SANDY LOGGED SILTY SAND Petroleum hydrocarbons I <br /> LEAN CLAY — 8437 401 8 <br />' 13EOMATRIX <br />