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ARCHIVED REPORTS_XR0005926
EnvironmentalHealth
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3500 - Local Oversight Program
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PR0545950
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ARCHIVED REPORTS_XR0005926
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Last modified
9/24/2020 3:15:50 AM
Creation date
8/6/2020 10:47:43 AM
Metadata
Fields
Template:
EHD - Public
ProgramCode
3500 - Local Oversight Program
File Section
ARCHIVED REPORTS
FileName_PostFix
XR0005926
RECORD_ID
PR0545950
PE
3528
FACILITY_ID
FA0003739
FACILITY_NAME
Colonial Energy CE 40134 (DBA Power Mart)
STREET_NUMBER
1434
Direction
W
STREET_NAME
YOSEMITE
STREET_TYPE
Ave
City
Manteca
Zip
95337
CURRENT_STATUS
02
SITE_LOCATION
1434 W Yosemite Ave
P_LOCATION
04
P_DISTRICT
005
QC Status
Approved
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EHD - Public
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9 <br /> 5 0 GROUNDWATER SAMPLING <br /> 5 1 Well Develo ment and Ground Water Sampling Procedure <br /> s <br /> On November 4 and 5, 1992, ground water Monitoring Wells W-3, W-5, W-fi, and <br /> W-7 were developed by using surge block and bail methods to remove the fine-grained <br /> materials from the filter pack and casing, to stabilize the filter pack around the well <br /> screen, and to produce representative water samples from the water-bearing zone <br /> Well development equipment was steam-cleaned prior to mobilization to the site, <br /> between use in each well, and prior to leaving the site Based on available data, wells <br /> were developed in the order of least-chemically-affected to most-chemically-affected <br /> to minimize potential of cross-contamination During development, 8 to 10 casing <br /> volumes of water were purged from each well None of the water removed from the <br /> wells appeared to have a hydrocarbon sheen or odor Well development logs are <br /> retained in Canonie's project files <br /> As stated in the Work Plan, the water removed during well development served as the <br /> well purge for the initial sampling event On November 5, 1992, each ground water <br /> well was sampled with a new, clean disposable PVC bailer The temperature, pH, and <br /> conductivity were noted during sample bailing and recorded on the sampling logs, <br /> which are retained in Canonie's protect files <br /> 5 2 Ground Water Sample Handlin and Ang.Lysis <br /> Ground water samples obtained from each of the wells were analyzed for TPH-G (by <br /> Modified EPA Method 8015), EDB (by EPA Method 8010), and for BTEX (by EPA <br /> Method 8020) As required by the County EHD, Well W-5 was also sampled for <br /> IPLOW 491 6344REP0ATSY57TE AS5YMANTECAYMANTECA RPT [Apr 26 931 <br /> nonteEnvlronmental <br />
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