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4400 Black Avenue <br />Pleasanton, California <br />648-26-2 <br />Page 7 <br />4.2 ADDITIONAL ENVIRONMENTAL RECORD SOURCES <br />The following additional sources of readily ascertainable public information for the Site also <br />were reviewed during this Phase I ESA. <br />4.2.1 City and County Agency File Review <br />Cornerstone requested available files pertaining to 4400 Black Avenue at the following public <br />agencies: City of Pleasanton Building Department (CPBD), Livermore-Pleasanton Fire <br />Department (LPFD), and the Alameda County Department of Environmental Health (ACDEH). <br />ACDEH did not have files pertaining to the Site address. Cornerstone reviewed available files <br />at CPBD on April 19, 2022 and at the LPFD on April 27, 2022. The information reviewed is <br />summarized in Table 5; selected documents are provided in Appendix E. <br />Table 5. File Review Information <br />Agency <br />Name Date Occupant Remarks <br />CPBD 1971 Pacific <br />Telephone <br />& Telegraph <br />Letter discussing a proposed 24,000 square foot facility to <br />house the directory assistance information center. <br />Mentions current use of the Site as a small vineyard. <br />CPBD 1972 Pacific <br />Telephone <br />& Telegraph <br />Building permit for 24,000 square foot facility <br />CPBD 1976 Pacific <br />Telephone <br />Electrical permit <br />CPBD 1979 Pacific <br />Telephone <br />Permit for flood control trench behind north curb <br />CPBD 1982 & <br />1983 <br />Pacific <br />Telephone <br />Co. <br />Electrical permit inspection, building alteration plans <br />CPBD 1987 Pacific <br />Telephone <br />Electrical permit <br />CPBD 1988 Pacific Bell Permit for generator and switches <br />CPBD 1998 Pacific Bell Plans for interior renovations; letter from Fire Department <br />referencing the installation of a new underground tank per <br />permit <br />LPFD 1998 Pacific Bell Permit application to install a 2,000-gallon diesel UST for <br />emergency generator; document confirming installation in <br />February 1999 <br />LPFD 1999-2009 Pacific Bell Tank leak test reports by Tait & Associates and annual Fire <br />Department inspection records, no leaks reported <br />LPFD 2002 Pacific Bell Waste Manifest for friable asbestos disposal to Altamont <br />Landfill <br />LPFD 2006 Pacific Bell Plans for a battery room upgrade, interior storage of 24 <br />lead-acid batteries on racks <br />LPFD 2009 Pacific Bell <br />dba AT&T <br />California <br />Removal of 2,000-gallon diesel UST and >1,000 linear feet <br />of piping. Two samples collect beneath tank excavation <br />and one sample collected from stockpiled soil. Analyzed <br />for TPHd, BTEX, MTBE. No BTEX or MTBE reported. 1.9 <br />mg/kg TPHd reported by laboratory. <br />Department of Environmental Health (Department of Environmental Health ( <br />pertaining to the Site address. Cornerstone reviewed available files pertaining to the Site address. Cornerstone reviewed available files <br />The information reviewed is The information reviewed is <br />Appendix Appendix EE. . <br />Letter discussing a proposed 24,000 square foot facility to Letter discussing a proposed 24,000 square foot facility to <br />house the directory assistance information centerhouse the directory assistance information center <br />Mentions current use of the Site as a small Mentions current use of the Site as a small <br />& Telegraph <br />Building permit for 24,000 sBuilding permit for 24,000 square footquare foot <br />Pacific <br />TelephoneTelephone <br />Electrical permitElectrical permit <br />Pacific Pacific <br />TelephoneTelephone <br />Permit for flood control trench behind north curbPermit for flood control trench behind north curb <br />Pacific Pacific <br />Telephone Telephone <br />Co.Co. <br />Electrical permit inspection, building alteration plansElectrical permit inspection, building alteration plans <br />19871987 Pacific Pacific <br />TelephoneTelephone <br />Electrical permitElectrical permit <br />19881988 Pacific BellPacific Bell Permit for generator and switchesPermit for generator and switches <br />1998 Pacific BellPacific Bell Plans for interior renovations; letter from Fire Plans for interior renovations; letter from Fire <br />19981998 Pacific Bell Pacific Bell <br />20092009 Pacific BellPacific Bell