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J <br /> - <br /> i , <br /> y , Advanced - <br /> 0 <br /> Ge®'Eny4ron Ontal, Inco <br /> r ' _ <br /> u <br /> 26 August 1999 <br /> AGE-NC Project No 99-0580VELj--R' E <br /> € � u <br /> -,Mr Dan Silva S E Q V4 2`1999 <br /> 4 WEST CLAY PROPERTIES � ° ll I,�,� 1 it- t 4-4 <br /> P O Box 6152 E <br /> Stockton, CA 95206 P�Rt 11 I �-MwiC <br /> Subject: Limited Phase II Investigation <br /> , <br /> t WEST CLAY PROPERTIES , <br /> 6391655 West Clay Street, Stockton, California <br /> Dear Mr Salva , <br /> At your request.Advanced GeoEnvironrnental, Inc (AGE) has prepared this report for 639 West <br /> Clay Street, Stockton, California Work was performed under the supervision of the San Joaquin <br /> County Public Health Services - Environmental Health Division (PHS-EHD) Probings vxere <br /> ., advanced at areas of potential environmental concern, based upon the findings of a Phase I <br /> Environmental Site Assessment prepared for the subject property <br /> SAMPLE COLLECTION <br /> On 23 July 1,999, three soil probe borings (probings)twere advanced at the site using a Geoprobe <br /> 5400 soil probing unit Probing PI was advanced in the,parking area south of the main office, <br /> building to a depth of 45 feet below surface,grade Soil samples were collected at 5-foot intervals, <br /> beginning at a depth of 20 feet bsg A grab water sample was then collected from the probe boring <br /> bylinserting a piece of-screened PVC casing into the open boring and using Teflon tubing with a ' <br /> check valve to bring`water to the surface Probing P2 was advanced to a depth of 15 feet and one soil <br /> 'sample was collected Probing P3 was advanced to a depth of 15 feet bsg with soil samples collected <br /> - at depths of IO and r15 feet bsg Soil sample duplicates were screened for'the_presence of organic a <br /> vapor using an organic vapor meter equipped with a photo-ionization detector (PID) <br /> - The soil samples were collected in pre-cleaned brass sleeves' The grab water sample was collected <br /> ,into EPA-approved VOA vials and a one-liter amber battle' All samples were preserved, labeled, <br /> stored on ice and transported under chain-of-custo'cl to McCampbell Analytical, Inc (MAI) in <br /> Pacheco, a State of California Department of HealthE Services (DHS)-certified laboratory , <br /> Probing T 1 was advanced to investigate possible impact from a service station formerly located <br /> adjacent to the subject property at the current Barger King Probing P2 was advanced at a drum <br /> storage area, probing P3 was advanced adjacent`to an out-of-service mechanics pit Sample locations <br /> X4005 North Wilson Way, stockfon,California 95205 <br /> Telephone(209)467 1006 FAX(209) 467-1118 <br />