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ARCHIVED REPORTS XR0004922
EnvironmentalHealth
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EHD Program Facility Records by Street Name
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LOUISE
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3500 - Local Oversight Program
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PR0544124
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ARCHIVED REPORTS XR0004922
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Entry Properties
Last modified
2/8/2019 3:28:41 PM
Creation date
2/8/2019 3:09:53 PM
Metadata
Fields
Template:
EHD - Public
ProgramCode
3500 - Local Oversight Program
File Section
ARCHIVED REPORTS
FileName_PostFix
XR0004922
RECORD_ID
PR0544124
PE
3500
FACILITY_ID
FA0012144
FACILITY_NAME
ARCO STATION #6080
STREET_NUMBER
85
STREET_NAME
LOUISE
STREET_TYPE
AVE
City
LATHROP
Zip
95330
APN
19627010
CURRENT_STATUS
02
SITE_LOCATION
85 LOUISE AVE
P_LOCATION
07
P_DISTRICT
003
QC Status
Approved
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EHD - Public
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Date April 21,2004 <br /> Quarter V Quarter,2004 <br /> APPENDIX A <br /> FIELD AND LABORATORY PROCEDURES <br /> Sampling Procedures <br /> Sampling equipment is thoroughly cleaned prior to each sample The sampling procedure for each well includes <br /> measuring the water level and checking for the presence of separate-phase hydrocarbons (SPH), using either an <br /> electronic indicator and a clear Teflon®bailer or an oil-water interface probe Wells not containing SPH that do not <br /> qualify as non-purge wells are purged of approximately three casing volumes of water (or to dryness) using a <br /> submersible pump, centrifugal pump, gas displacement pump, or bailer The equipment and purging methods used <br /> for the current sampling event are noted on the attached field data sheets During purging, temperature, pH, <br /> electrical conductivity, and dissolved oxygen are monitored in order to document that these parameters are stable <br /> prior to collecting samples After purging, water Ievels are allowed to partially recover Groundwater samples are <br /> collected using a clean disposable Teflon®bailer,placed into appropriate EPA-approved containers,labeled,logged <br /> onto chain-of-custody documents,and transported on ice to a California state-certified laboratory <br /> Decontamination Procedures <br /> Prior to sampling each well,reels and pumps will be decontaminated with a steam cleaner Sensitive equipment such <br /> as the water level sounder are sprayed with a non-phosphate soap and deionized water solution and rinsed with <br /> deiomzed water All water used for equipment decontamination is collected and contained in a truck-mounted water <br /> tank <br /> Laboratory Procedures <br /> The groundwater samples are analyzed for the presence of the following GRO(gasoline range organics) using EPA <br /> Method 8015B due to capacity issues at the laboratory, benzene, toluene ethylbenzene and total xylenes (BTEX), <br /> fuel oxygenates, 1,2-dichloroethane (1,2-DCA), and ethanol are analyzed using EPA Method 8260B The methods <br /> of analysis for the groundwater samples are documented in the laboratory analytical report The laboratory <br /> analytical report,chain-of-custody documentation,and field data sheets are presented as Appendix B <br /> Purge and Rinsate Water Disposal <br /> Water generated during well sampling and equipment cleaning is pumped into a truck-mounted water tank The <br /> water is transported to the Blaine Tech Services holding facility in Roseville, California or in the ARCO holding <br /> facility in West Sacramento, California for temporary storage Dillard Environmental Services then transports the <br /> water to the Altamont Landfill and Resource Recovery Facility in Altamont,California for disposal <br /> K SWprocen\15 HP ARCO)V60805QuarmrW QTR 0456080 GWMR 1Q04 doc Page A-1 <br />
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