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JOB LOCATION: TREEHOUSE NURSERY <br /> 8980E HIGHWAY 12 , VICTOR , CA ; <br /> HERB PRESZLER,IM 368-154'5 k <br /> li <br /> ORIGINAL SOIL ANALYSIS PERFORMED BY CALIFORNIA WATER LABS i <br /> ON MARCH 5; 1990. TESTING REVEALED TWO CAUSES FOR # <br /> CONCERN: READING OF 9751IPPM FOR LEAD, AND 5300 PPM FOR <br /> OIL . IN ORDER TO FORM A :!PLAN FOR CLEANUP AND REMEDiIATION, <br /> I FEEL A NEW SAMPLING MUST BE TAKEN TO ASCERTAIN CURRENT <br /> CONDITIONS. <br /> ! F <br /> SOIL FROM THE ORIGINAL EXCAVATION FOR THE REMOVAL OF THE <br /> WASTE COIL TANK WAS REPLACED IN THE EXCAVATION FOR CLOSURE. <br /> THE TANK APPEARED TO BE SOUND AT REMOVAL (NO LEAKAGE) . <br />{ HOWEVER, IT ISMY UNDERSTANDING THAT SOME OIL WAS SPILLED <br /> i.DURING THE ' REMOVAL PROCESS . (QUANTITY IS UNKNOWN ) . <br /> THE TOPOGRAPHY .IS FLAT WITH SANDY TOPSOIL UNDERLAID.� WITH <br /> . HARD PAN AND CLAY SOILS . ij THE WATER TABLE IS IN EXCESS OF � <br /> 50 FEET BELOW THE SURFACE . THERE ARE NO ADJACENT STREAMS . <br /> jTHIS WASTE, OIL -TANK WAS REMOVED MARCH 5 , 1990 . IT IS <br /> MY UNDERSTANDING THAT THE TANK WAS IN SOUND CONDITION AT <br /> THE TIME OF REMOVAL . ? <br /> THERE IS NO HISTORY OF TANK REPAIR. <br /> THIS TANK WAS NOT IN USEilFOR SOME YEARS PRIOR TO TESTING. <br /> ITS USE WAS ABANDONED PRIOR TO THE ENACTMENT IN 1984 OF <br /> THE RECORDS KEEPING AND INVENTORY RECONCILIATION LAWS . <br /> THIS TANK ,WAS USED TO STbRE USED ENGINE OIL. INCIDENTAL TO <br />' SERVICE STATION OPERATIONS. <br /> I� <br /> ii ' <br /> ! IT IS MY UNDERSTANDING OIL WAS COLLECTED IN THE BUILDING <br /> AND POURED INTO THE WASTE OIL TANK THROUGH A PIPE CONDUIT <br /> FROM INSIDE THE BUILDING. I WOULD THEREFORE ; EXPECT NO <br /> SPILLAGE AROUND THE TANKIITSELF . <br /> NO TESTING, OR WORK WAS DONE ON THE TANK PRIOR TO REMOVAL . <br /> GROUND WATER WAS NOT ENCOUNTERED DURING REMOVAL OW SOIL <br />+ TESTING AFTER REMOVAL . <br /> i <br /> 4 � f <br /> E ' <br /> 0 <br /> JAN 151992 <br /> ENVIRONMENTAL HEALTH <br /> PERMIT/SERVICES <br /> �1 1992 <br /> . ENVkRONMENTAL HEAlhi <br /> PERMITISERVICES , <br />