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_I <br /> lClaytoif <br /> GROUP SE NVICES <br /> 4.1 ANALYTICAL RESULTS—DIESEL FUEL RANGE HYDROCARBONS <br />' IN GROUNDWATER <br />' Monitoring January 2003 Apn12003 August 2003 November 2003 <br /> Well <br /> MW-1 120 1 110 1 87 I 120 1 <br /> MW-2 270 g/1 64 g/1 72 [!g/l 130 g/l <br /> MW-3 620 1 530 1 540 1 250 1 <br /> i <br />' Notes µg11=rmcrograms per liter <br /> I <br />' 5.0 CONCLUSION <br /> Based on the significant degradation of the impacted soil in the vicinity of the fueling <br /> system at the site, the fine-grained nature of the soil profile, and the limited detection of <br /> fuel compounds in the groundwater surrounding the former UST location, the fuel release <br /> is not a significant threat to groundwater In addition, there are no water supply wells <br /> within 2,000 feet of the site The Learner Company requests that no further action be <br /> required for the site <br /> Upon approval of a no further action determination, The Learner Company will abandon <br /> the groundwater monitoring wells The wells will be abandoned by overdrillmg and <br /> removing all well materials under permit from the EHD The well borings will be <br />' grouted to within 3 feet of the surface and the upper portion will be filled with clean soil <br /> The surface completions, including well boxes and crash posts, will also be removed <br /> 1 <br /> 5 <br />' S 1Proj1P022635Project Summary and Request for Closue doe <br />