Laserfiche WebLink
i <br /> , e <br />' 05 March 2002 <br /> r� AGE-NC Prod ect No 98-0426 <br /> Page 4 of 6 * F <br /> • TPH-g in accordance with EPA Method 5030/8015M, <br /> 1 • <br /> BTEX with MTBE in accordance with EPA method 8020, and <br /> y Fuel oxygenates,including TBA,DIPE,ETBE,TAME, and MTBE in accordance with EPA A <br />' Method 8260M <br /> Grab ground water samples were collected at the water table from borings P-8 and P-9, and at total <br /> depth from borings P-7 and P-8 The samples were collected utilizing a Geoprobe water sampling <br /> assembly fitted with a pre-cleaned one-inch diameter 0 01-inch slotted temporary well screen The <br />' ground water sample was extracted by lowering a Teflon hose equipped with a ball-valve through <br /> the hollow center of the push rods into the screen section Upon retrieval,the sample was transferred <br /> into EPA-approved 40-m1 VOA vials, containing 0 5 ml 18% hydrochloric acid as a sample <br />' preservative, labeled with the boring designation,date,time, and sampler's initials and were placed <br /> in a chilled container under ice The ground water samples were logged on a chain-of-custody form, <br />' and were transported to a DHS-certified laboratory and analyzed for <br /> • TPH-g in accordance with EPA Method 5030/8015M, <br /> • BTEX with MTBE in accordance with EPA method 8020, and ; <br /> • Fuel oxygenates,including TBA,DIPE,ETBE,TAME, and MTBE in accordance with EPA <br /> Method 8260M <br /> 2 2 2 Equipment Decontamination r <br />' All probing rods used were cleaned prior to advancement in each probe boring location Sampling <br /> tools and brass sleeves used for sample collection were cleaned as described in section 2 14 <br /> 3.0. FINDINGS <br />' Results from both soil probes and monitoring wells installation are discussed and presented together <br /> below Soil stratigraphy (lithology) for the site were determined from field data Hydrocarbon- <br /> impacted soil and ground water was characterized from field and laboratory analytical data- <br /> 3 <br /> ata3 1 SOIL PROFILE <br />' Fine-grained clayey silt and silty clay are the dominant soil types encountered at the site Above 55 <br /> feet bsg the soil appears to be amore oxidized,brownish color,below 55 feet bsg the soil color tends <br /> Advanced GeoEnvi ron mental,Inc <br />