Laserfiche WebLink
Stantec i ~ <br /> PHASE II ENVIRONMENTAL SITE ASSESSMENT REPORT <br /> Introduction <br /> March 31,2011 <br /> • Convert each of the soil borings to soil vapor wells with sampling points installed at 5 <br /> feet bgs. <br /> • Allow the soil vapor wells to equilibrate with the subsurface, a minimum of 72 hours after <br /> installation. <br /> • Each soil vapor well was purged at a low flow rate consistent with California <br /> Environmental Protection Agency (EPA) Department of Toxic Substances Control <br /> (DTSC) protocols followed by the collection of 6 primary and 1 duplicate soil vapor <br /> samples. <br /> • Data analysis including comparison to applicable regulatory screening values for those <br /> compounds with established screening values. <br /> • Characterization, manifesting, and disposal of investigation-derived waste. <br /> • Completion of a written report documenting the results of the investigation. <br /> i:\projects\calpine\lodi\report\lodi.svrpt.doc 1.3 <br />