SITE INFORMATION AND CORRESPONDENCE_FILE 2

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Nov 19 2004 4: 31PM Chapin Brothers Investmen 209-46476947 p. 3 February 24, 1997Recoived pre-approval of Corrective Action Flan 0557 undo signature oNnmanuel Jacobs with Resources Control ; n�inecr Z ,S.T Cleanup Fund, March 19, 1997 received :he delivery from the U.S.T. F`FJN'D used equipment King Buck(kbh) Catalytic and oxidation system (soil vapo: extraction, system). This equipment was not complete, pars missing etc, causing rnary hours of non-operational time and expense. March 28, 1997 In accordance with my request AGE conducted a revicw o;the soil vapor extraction (SVE)network an in-situ air sparing (IAS) nevvork installed at this site The review was cond=cd to determine if a reed for additional wells and networking was expected also lucluding the soil beneath the bilildin¢. March 28, 1997 we continued to receive delinquent notices E-om the office of S. J. Public Eealth Services. These char2o6 was be reversed in 1992. Only one tarl. fee was reversed leaving a balance of$978,26. Many attempts tc correct thus over-billing failed. We referred this mattes to Scn. Patrick Johnson, ane-vlr. Rick Aguilera assistant to supen,'sor Gutierrez, Both parties referred this cornplai:;t to Terry Dermody, S.J. County Counsel.Resuhs-the County stopped billing October 29.A.G.E provided a status update on the Soil Vapor Extraction/Air SparginQ Operation noting repaire to the loin-A,__l, ser;:j-_e anA n,:ai:.te ,erten uEfEct$,the. fragilitics of the SVE izit have incroes.d support time required although the system through October 1997 operated with less than nvelve (12 j hours of non-operational time. A total of 546 lbs. or 87 gallons of hydrocarbons as gasoline were removed by the S\'E tutu Also noting the rise in groundwater table at this site Has reduced the effectiveness of the soil vapor extraction system.Noting ftp---,her that the unit has currently not operated with a stable status. December 27, 1997 Tank Fund provided Prc-Approval for Sci! Vapor Extraction upgrade April 28, 1998 Discussicn/Conclusions AGE quarterly report e The ground water flow has returned to a westerly flow direction over last quarter. a The ground water monitoring well slotted intervals have a reduced effectiveness to characterize the dissolved-phase hydrocarbons plume. The screened interval of monitoring wells MMI-2-3-5 had groundwater annroximately live feet (n-above the top of tht screened interval. s During operation of the SVE systern an estimated 65 gallons of gasoline were removed bringing the present total t. 381 gallons of gasoline removed.