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3500 - Local Oversight Program
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PR0545684
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SITE INFORMATION AND CORRESPONDENCE
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Last modified
5/21/2020 9:21:17 AM
Creation date
5/21/2020 9:17:46 AM
Metadata
Fields
Template:
EHD - Public
ProgramCode
3500 - Local Oversight Program
File Section
SITE INFORMATION AND CORRESPONDENCE
RECORD_ID
PR0545684
PE
3528
FACILITY_ID
FA0005622
FACILITY_NAME
TRACY RURAL FIRE DISTRICT
STREET_NUMBER
22284
Direction
S
STREET_NAME
SEVENTH
STREET_TYPE
ST
City
BANTA
Zip
95304
CURRENT_STATUS
02
SITE_LOCATION
22284 S SEVENTH ST
P_LOCATION
99
P_DISTRICT
005
QC Status
Approved
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EHD - Public
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TAE 1 - CHECKLIST OF REQUIRED DATA <br /> FOR NO FURTHER ACTION REQUESTS AT UNDERGROUND TANK SITES <br /> Site Name and Location: Tracy Rural Fire District, 2228.4 Seventh Street, Santa, San Joaquin County <br /> NA 1.Distance to production wells for municipal, domestic, agriculture, industry and <br /> other uses within 2000 feet of the site; <br /> 0 2. Site maps, to scale, of area impacted showing locations of former and existing tank systems, 1,000-gallon gasoline and <br /> excavation contours and sample locations, boring and monitoring well elevation contours, associated piping removed <br /> gradients, and nearby surface waters, buildings, streets, and subsurface utilities; 10/88 <br /> El3. Figures depicting lithology(cross section), treatment system diagrams; 6-9 ft clay/silty sand, overlies elastic silt/ <br /> sandy silt to 11-14 k overlies sand to 20 ft. <br /> 0 4. Stockpiled soil remaining on-site or off-site disposal(quantity); none <br /> 0 5. Monitoring wells remaining on-site, fate; 3 borings were backfilled with neat cement <br /> 0 6. Tabulated results of all groundwater elevations and depths to water, 11 ft bgs <br /> 7.Tabulated results of all sampling and analyses: <br /> aDetection limits for confirmation sampling <br /> Y❑Lead analyses <br /> Y7 8. Concentration contours of contaminants found and those remaining in soil Initial soil and GW samples:55 mg/kg T,32 <br /> and groundwater, and both on-site and off-site: mg/kg E, 100 mg/kg X,590 mg/kg TPH-g, 18 <br /> 7y Latera!and FYI Vertical extent of soil contamination mo T 11 mg/1 X. Soil borings nondetect <br /> for contaminants, lead ND to 5.4 mg/kg GW <br /> FYI Latera!and Vertical extent of groundwater contamination samples 0.7µg/1 benzene, 60 gg/1 TPH-g. <br /> NA 9.Zone of influence calculated and assumptions used for subsurface <br /> remediation system and the zone of capture attained for the soil and <br /> groundwater remediation system; <br /> 10.Reports/information Unauthorized Release Form 11/9/88 FN (Dates) <br /> Y❑ Welland boring logs a PAR a Other(report name) Summary Report for Subsurface investigation 10/6/97 <br /> Y❑ 11.Best Available Technology(BAT)used or an explanation for not using BAT• removed tanks and samples soil and water <br /> YY 12.Reasons why background wads unattainable using BAT low concentrations remain in ground water <br /> PIT] 13.Mass balance calculation of substance treated versus that remaining; <br /> NA 14.Assumptions,parameters, calculations and model used in risk <br /> assessments, and fate and transport modeling; <br /> El15.Rationale why conditions remaining at site will not adversely Concentrations of contamination are below MCL for <br /> impact water quality, health, or other beneficial uses;and benzene(1µg/1). However, concentrations are above <br /> taste and odor for TPH-g(5µg/1). <br /> HI16.WET or TCLP results <br /> Al F <br /> By: Comments:Remaining soil contamination: All samples from the borings were nondetect for <br /> petroleum contaminants, GW contamination: 0.7 gg/1 benzene and 60µg/l TPH-g. <br /> D e: <br /> l �9� <br />
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