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ARCHIVED REPORTS XR0007676
EnvironmentalHealth
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3500 - Local Oversight Program
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PR0544653
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ARCHIVED REPORTS XR0007676
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Last modified
7/11/2019 7:14:59 PM
Creation date
7/11/2019 2:44:13 PM
Metadata
Fields
Template:
EHD - Public
ProgramCode
3500 - Local Oversight Program
File Section
ARCHIVED REPORTS
FileName_PostFix
XR0007676
RECORD_ID
PR0544653
PE
3528
FACILITY_ID
FA0004695
FACILITY_NAME
BRIDGESTONE/FIRESTONE #3573
STREET_NUMBER
400
Direction
N
STREET_NAME
EL DORADO
STREET_TYPE
ST
City
STOCKTON
Zip
95201
APN
13907009
CURRENT_STATUS
02
SITE_LOCATION
400 N EL DORADO ST
P_LOCATION
01
P_DISTRICT
001
QC Status
Approved
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EHD - Public
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GRIIN <br /> • 7.0 INTRODUCTION <br /> Bridgestone/Firestone, Inc (BFS) has retained Orion Environmental Inc (Orion) to conduct <br /> groundwater assessment activities at the former BFS facility at 400 North EI Dorado Street <br /> in Stockton, California (the site, Figure 1) This document summarizes the work planned <br />' to delineate the nature and extent of impacted groundwater at the site and has been <br /> prepared in response to a verbal request from the California Regional Water Quality <br />' Control Board (RWQCB) and the San Joaquin County Environmental Health Division <br /> (SJCEHD) during a meeting held at the SJCEHD offices on 7 March 2001 <br /> 1.1 Background <br /> The site is the former location of an automobile gasoline station that operated during the <br /> 1920s and 1930s After this period the site was used as a retail tire and automobile <br /> service center In 1967, four underground storage tanks (USTs) were closed in place by <br /> filling the tanks with sand In 1991, one of these previously closed tanks was removed <br /> from the site along with eleven other USTs previously located at the site The size of the <br /> remaining tanks are reported as follows Tanks 1 and 3 are 7,500 gallon capacity and <br /> Tank 2 is 550 gallons <br /> In May 1997, four slant borrngs were drilled in the vicinity of the three remaining USTs <br /> by Foothill Engineering Total petroleum hydrocarbons as gasoline (TPHg) were detected <br /> in soil samples beneath tank #3 at concentrations up to 16,200 milligrams per kilogram <br /> (mg/kg) No groundwater samples were collected during this investigation <br /> In December 1998, soil borings BFS-1 and BFS-2 were drilled in the vicinity of the three <br /> closed-in-place USTs by QST Environmental (QST) Figure 2 shows the boring locations <br /> Groundwater was encountered in these borings at approximately 28 feet below grade <br /> Groundwater from boring BFS-1 contained detected concentrations of TPHg of <br /> 4,200 micrograms per liter (µg/I) and benzene, toluene, ethylbenzene, and xylenes (BTEX) <br /> of 220 µg/I, 400 µg/l, 340 µg/I, and 1,500 µg/l, respectively Methyl tert-butyl ether <br /> (MTBE) was also detected in groundwater from boring BFS-1 at a concentration of <br /> S\13FS\STOCKT0N\WKP003 DOC 03/22/01 1-1 <br />
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