Laserfiche WebLink
rase Closure Summary Page 2 <br /> Leaking iderground Fuel Storage Tank•PrIfM •am <br /> Ik III. Release and Site Charact*ization Information (continued) <br /> Maximum Doctimente$ Contaminant Concentrations--Before and" After Cleanup <br /> Contaminant Soil (ppm) Water (ppm) Contaminant Soil (ppm) Water (ppm) <br /> Before After Before After Before After Before After <br /> TPH (Gas) 6100 13 <.050 <.050 Xylene 1870 1.3 .001 <.0005 <br /> TPH (Diesel) 2000 <10 - - Ethylbenzene i'M280 .34 <.0005 <.0005 ` <br /> Benzene 11.5 .21 .0037 <.0005 Oil & grease <br /> Toluene 430 2.6 .0021 <.0005 Heavy metals <br /> Other Other LEAD �j 83 9.3 - - <br /> Comments (Depth of Remediation, etc.) : <br /> SOIL CONTAMINATION WAS EXCAVATED TO 39 FEET. 67 CUBIC YARD IS THE ESTIMATED RESIDUAL <br /> SOIL CONTAMINATION AT 4.38 PPM AVERAGE TPH. �} <br /> it <br /> iL <br /> IV. Closure <br /> Does completed corrective action protect existing beneficial uses. per the Regional Board <br />'4 Basin Plan? (Yes) No <br /> Does completed corrective action protect potential beneficial uses per the Regional Board <br /> Basin Plan? (Yes) No }i <br /> Does corrective action protect public health for current land use? (Yes) No <br /> Site management requirements: NONE <br /> Should corrective action be reviewed if land use changes? ji Yes (No) <br /> Monitoring wells Decommisioned: (Yes) No Number Decommisioned: 3 Number Retained: 0 <br /> List enforcement actions taken: NOTICE OF REIMBURSEMENT SENT 08/15/89 <br /> I <br /> List enforcement actions rescinded: NONE <br /> i� <br /> V. Local Agency Representative Data <br /> 1 <br /> Name: DONNA HRAN Title: DIRECTOR OF ENVIRONMENTAL HEALTH <br /> : <br /> Si natureDat <br /> g e: <br /> VI. RWQCB Notification li <br /> Date Submitted to RB: 02/15/95 RB Response: NONE j <br /> RWQCB Staff Name:E THAYER Title:ASSOC ENGINEER Date: <br /> VII. Additional Comments, Data, etc. �1 <br /> ONCE THE CVRWQCB 30 DAY COMMENT PERIOD IS OVER AND IF THE 'CVRWQCB DOES NOT REQUEST <br /> ADDITIONAL TIME FOR REVIEW OR DOES NOT OBJECT, PHS/ERD WILL DIRECT THE RESPONSIBLE <br /> PARTIES TO DESTROY THE 3 MONITORING WELLS AND SITE CERTIFICATION/CLOSURE WILL BE WIL BE <br /> ISSUED. <br /> I� <br /> PHS/EHD DID NOT RECEIVE ANY COMMENTS FROM THE CVRWQCB; THEREFORE, PHS/EHD DIRECTED THE <br /> DESTRUCTION OF THE MWS ON 05/31/95 AND SUBSEQUENTLY ISSUED. SITE CERTIFICATION. <br /> j <br /> This document and the related CASE CLOSURE LETTER, Shall be retained by the lead agency <br /> as part of the official site file. (08/24/93) <br /> Exhibit N Page 2 of 2 �� <br />