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ARCHIVED REPORTS XR0011370
EnvironmentalHealth
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DURHAM FERRY
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3500 - Local Oversight Program
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PR0544624
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ARCHIVED REPORTS XR0011370
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Entry Properties
Last modified
7/3/2019 6:37:34 PM
Creation date
7/3/2019 4:02:44 PM
Metadata
Fields
Template:
EHD - Public
ProgramCode
3500 - Local Oversight Program
File Section
ARCHIVED REPORTS
FileName_PostFix
XR0011370
RECORD_ID
PR0544624
PE
3526
FACILITY_ID
FA0005206
FACILITY_NAME
GEORGES SERVICE
STREET_NUMBER
1600
Direction
W
STREET_NAME
DURHAM FERRY
STREET_TYPE
RD
City
TRACY
Zip
95376
APN
25510004
CURRENT_STATUS
02
SITE_LOCATION
1600 W DURHAM FERRY RD
P_LOCATION
99
P_DISTRICT
005
QC Status
Approved
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EHD - Public
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Geologwat ruFi&a14C Page 4 <br /> George's <br /> VETS Work Plan Addendum <br /> May 10,2002 <br /> 3.1 Monitorugand Laboratory Analysis <br /> Vapor influent and air emissions will adhere to the Authority to Construct permit and should <br /> be monitored weekly for the first month and once a month thereafter for the duration of the <br /> remedial project using field instrumentation - PID or FID The resulting data will be used to <br />' - optimize the extraction process and to estimate rates of contaminant removal <br /> Note This monitoring schedule may be adjusted according to requirements of the <br />' SJVUAPCD permit <br /> Inspection events will include monitoring of the following parameters <br />' • All performance functions of the treatment system <br /> • Measuring and recording air flow & temperature <br /> e Screening the influent vapor concentration with an organic vapor meter (Thermo <br /> Environmental Instruments Model 580B with a 10 2 eV photoionization lamp, calibrated <br /> to factory specification with a 100 ppm concentration of isobutylene gas) <br /> A log will be maintained on site that will list cumulative operating hours, OVM monitoring <br /> ' data, regeneration events and an estimate of the amount of hydrocarbons removed per day <br /> Once a month a vacuum pump will be used to collect an air sample from the influent and <br /> effluent ports for laboratory analytical evaluation The samples will be sent to Air-Toxics in <br /> Sacramento for testing of BTEX and TPH-G The detection limits are listed below <br /> ' DetectionLimits: <br /> it pg <br /> 3.2 Rate of Contaminant Removal <br /> Mass calculations will be perfom-ied each month to determine the pounds of contaminants <br /> removed by vapor extraction However, due to the complicated nature of natural <br /> ' attenuation processes, it will not be possible to quantify the mass of contamination <br /> destroyed in this manner <br /> J <br />
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