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Site Background Information Sutter Office Center <br /> Page 5 of 7 <br /> ANALYTICAL RESULTS <br />' A total of seventeen grab ground water samples and two soil samples were collected from on- and <br /> off-site and submitted for laboratory analysis The concentrations of TPH-g, TPH-d, and benzene <br />' were non-detect in the soil sample collected from CPT-1 at 55 feet bsg,however, ethylbenzene and <br /> xylene and were detected at maximum concentrations of 0 025 micrograms per kilogram (mg/kg) <br />' TPH-g was detected in the soil sample collected from CPT-I at 78 feet bsg at a concentration of <br /> 4,800 mg/kg, in addition, toluene, ethylbenzene, and xylene were detected at maximum <br /> concentrations of 350 mg/kg TPH-d and benzene were not detected in the sample from 78 feet bsg <br /> I <br /> HU 1 - One sample (CPT5-60) was collected from off-site boring CPT-5, target analytes were not <br />' detected in this sample <br /> HU2 - One sample(CPT3-60)was collected from westernmost boring CPT-3, target analytes were <br />' not detected in this sample <br /> HU4-Samples CPTI-100,CPT2-97,CPT3-108,CPT4-105,and CPT5-108 were collected from this <br /> unit TPH-g was detected at concentrations of 1,500 micrograms per liter (µg11) in CPT I-100 and <br /> 210 µg/l in CPT2-97 The BTEX compounds toluene, ethylbenzene, and xylenes were detected at <br /> maximum concentrations of 14 µg11 (CPT2-97), 13 µg/1 (CPTI-100), and 80 µg/l (CPTI-100), <br />' respectively No other analytes were detected in the samples analyzed <br /> HU5 -One sample(CPT3-124)was collected from westernmost boring CPT-3,target analytes were <br />' not detected in this sample <br /> HU6 - Samples CPTI-124, CPT2-124, and CPT4-124 were collected from this unit TPH-g was <br />' detected in samples CPTI-124 and CPT2-124 at a maximum concentration of 14,000 µg/l <br /> (CPT2-124), in addition,TPH-d was detected in sample CPT2-124 at 5,200 µg/l BTEX compounds <br /> were detected at maximum concentrations of 55 µg/1 benzene, 840 µg/l toluene, 460 µg/l <br /> rethylbenzene, and 2,000 pg/l xylenes in sample CPT2-124 In addition, the fuel additive 1,2-DCA <br /> was detected in sample CPTI-124 at 2 1 µg/l No other analytes were detected in the samples <br />' analyzed <br /> HU7-One sample(CPT3-150)was collected from westernmost boring CPT-3,target analytes were <br /> 1 not detected in this sample <br /> HU8 - Samples CPTI-150, CPT2-150, CPT4-145, and CPT5-150 were collected from this unit <br />' TPH-g was detected in samples CPTI-150, CPT2-150, and CPT5-150 at a maximum concentration <br /> of 11,000 µg/l (CPT2-150), in addition, TPH-d was detected in samples CPTI-150 and CPT2-150 <br /> at a maximum concentration of 5,300 µg11 (CPTI-150) BTEX compounds were detected in <br /> Advanced GeoEnvironmental,Inc <br /> 1 <br />