Laserfiche WebLink
of[Mlei I[RVI <br /> TABLE 1 LABORATORY ANALYSIS RESULTS <br /> , <br /> FROM EXCAVATION AND PIPE TRENCH SOIL SAMPLING <br /> AT FRANKLIN HIGH SCHOOL <br /> STOCKTON UNIFIED SCHOOL DISTRICT <br /> HLI 0089002 <br /> I ' <br /> t <br /> Sample Date Locations Depthb Semivolatile Petroleum Benzene Toluene Ethylbenzene Xylene OVA Readingc <br /> Collected Hydrocarbons (TEPH) (ug/Kg) (ug/Kg) (ug/Kg) (ug/Kgs) (ppm) <br /> (mg/Kg) <br /> l 001 10/29/90 SE Corner 12 6 feet <2 <1 <1 <1 <3 0 <br /> t <br /> of Tank #2 <br /> i <br /> 002 1.0/29/90 SW Corner 13 feet 84 <1 <1 <1 <3 0 <br /> of Tank #2 <br /> 003 10/29/90 NE Corner 12 feet <2 <1 <1 <1 <3 ,I NA <br /> of Tank #2 <br /> 004 10/29/90 NW Corner 12 feet <2 <1 <1 <1 <3 1 0 <br /> Nof Tank #2 1 <br /> 005 10/29/90 Piping of 30 inches 47 <1 <1 <1 <3 0 <br /> Tank #2 <br /> 006 10/29/90 NE Corner 13 feet <2 <1 <1 <1 <3 0 <br /> of Tank #1 <br /> 007 10/29/90 SE Corner 13 feet <2 <1 <1 <1 <3 0 <br /> of Tank #1 <br /> 008 10/31/90 SW Corner 13 feet <2 <1 <1 <1 <3 0 <br /> of Tank #1 <br /> 009 10/31/90 NW Corner 13 feet <2 <1 <1 <1 <3 ` 0 <br /> of Tank #1 <br /> 010 10/31/90 Piping of 26 inches <2 <1 <1 <1 <3 0 <br /> Tank #1 <br /> 011 10/31/90 Center of 14 feet 38 <1 <1 <1 <3 NA <br /> ITank #1 <br /> 012 10/31/90 Center of 13 feet 52 <1 <1 <1 <3 NA <br /> Tank #2 <br /> a. Refer to Figures 1, 2, and 3 for approximate locations of tanks and sample localities. Tank #1 = 10,000 gallon tank; Tank #2 =A6,600 gallon tank <br /> b. Depth below existing ground surface at time of sampling <br /> C. Concentration in container headspace as measured in the field with a Heath Detecto-Pak 2 portable OVA equipped with a flame ionization detector <br /> Concentrations are expressed in parts per million (ppm) by volume as methane equivalent <br /> NA = Not Analyzed <br /> < = Laboratory Limit of Detection <br /> i <br />