Laserfiche WebLink
1.0 CASE INFORMATION <br /> Ramage Environmental has prepared this Underground Storage Tank Environmental Corrective <br /> 9 P P g <br /> Action Summary Report at the request of Mr Bachitar Singh, property owner for the Jahant Food <br /> and Fuel site and Mr Harlin Knoll of the San Joaquin County Public Health Services <br /> Environmental Health Division (PHSIEHD) Initially, this report was intended to request case <br /> closure, however, review of the case data suggests that case closure is not appropriate at this <br /> time The cost to research and prepare this report has been pre-approved by the Underground <br /> Storage Tank Cleanup Fund (USTCF), under Claim #13115 <br /> 1 1 Site Description <br /> The subject property is located at 24323 North Highway 99 in the town of Acampo in northern <br /> J P A Y 9 Y <br /> San Joaquin County, California (Figure 1) The property is situated immediately west of Highway <br /> 99 and immediately north of the Jahant Road exit ramp It is an active gasoline and diesel fuel <br /> service station and mini-market (Figure 2) <br /> 12 Chronology of UST Removal and Corrective Action Activities <br /> On January 22, 1998, under PHSIEHD observation, L&M Construction removed three <br /> underground storage tanks (UST) at the site The removed USTs included two 10,000-gallon <br /> and one 6,000-gallon unleaded gasoline steel tanks According to the PHSIEHD inspection <br /> notes, each of the USTs was in poor condition, but without noticeable holes The UST <br /> excavation was extended to the north to include the southern dispensers on both dispenser <br /> islands The northern ends of both islands did not include dispensers A total of eight soil <br /> samples were collected from the excavation (Figure 3) Two soil samples were collected from <br /> beneath each of the three USTs and one soil sample was collected from each of the former <br /> dispensers All eight of the soil samples were analyzed for Total Petroleum Hydrocarbons <br /> (TPH)-as-gasoline and benzene, toluene, ethylbenzene, xylenes (BTEX) by Modified EPA <br /> Method 802018015, for the oxygenate additive compounds methyl tertiary butyl ether (MTBE), di- <br /> isopropyl ether (DIPE), ethyl tertiary butyl ether (ETRE), tertiary amyl methyl ether (TAME) and <br /> tertiary butanol (TBA) by EPA Method 8260, and for total lead by EPA Method 6010 <br /> Approximately 200 cubic yards of excavated overburden soil was stockpiled in the southeast <br /> corner of the site A total of eight discrete soil samples were collected for laboratory analysis <br /> from the soil stockpile Based on the analytical results, the soil was uncovered and allowed to <br /> passively aerate <br /> 1 <br />