Laserfiche WebLink
TABLE 2 <br /> ' GROUNDWATER SAMPLE ANALYSES <br /> Sample Chlorinated Halocarbons TPH-G & BTEX Oil & Grease <br /> Id EPA Method 8240 and 8270 EPA Methods Stand. Method <br /> 8015 Mod /8020 5520 <br /> ' MDL Please see attached laboratory TPH-G 50 /lg/I lEi mg/L <br /> analytical report 113TEX 0 5 Ng/l <br /> ' ACS-3 NA ND NA <br /> WB-1 ND ND ND <br /> ' NA = Not Analyzed <br /> ND = Not Detected <br /> Minimum Detection Limits for petroleum hydrocarbon constituents from <br /> Tri-Regional Guidelines and LUFT Manual <br /> Sequoia Analytical Laboratories reported that none of the tested constituents were <br /> detected except for Bis-2 (ethylhexyl) phthalate which was detected at 60 parts per <br /> ' billion in water sample WB-1 This constituent is a common inadvertent laboratory <br /> contaminant resulting from the usage of plastic tubing for laboratory apparatus The <br /> ' laboratory analytical report and Quality Control are attached as Appendix E The <br /> Chain-of-Custody document is attached as Appendix F <br /> 4.0 CONCLUSIONS <br /> The findings of this investigation indicate that the constituents of concern were not <br /> 1 detected in soil and groundwater samples collected from the onsite and offsite <br /> borings Based on the results of this and prior Mittelhauser investigations, site soil <br />' and groundwater remediation is considered to be complete. <br /> 2168RO10 wp\FaWuwy 1896 6 /�itteihauser <br /> C O R 1 O R A 7 ION <br />