SITE INFORMATION AND CORRESPONDENCE_FILE 2

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Ground water remediation was initiated at the site in early April 2002. • 02 April and 30 May 2002, approximately 226,147 gallons of extracted water was treated; approximately 1.53 lbs of benzene and 27 lbs of TPH-g were removed from the extracted ground water between 02 April and 30 May 2002. • 30 May and 22 August 2002,approximately 641,602 gallons of extracted water was treated for a total of 867,749 gallons of water treated since ground water extraction began; approximately 1.68 lbs of benzene and 37 lbs of TPH-g were removed from the extracted ground water between 30 May and 22 August 2002. • 22 August and 27 December 2002, approximately 809,488 gallons of extracted water was treated,for a total of 1,677,237 gallons of water treated since ground water extraction began; approximately 1.12 lbs of benzene and 31.9 lbs of TPH-g were removed from the extracted ground water. Cumulative totals of 4.3 lbs of benzene and 95.9 lbs of TPH-g are estimated to have been extracted since ground water treatment began. • 27 December 2002 and 15 April 2003,approximately 461,765 gallons of extracted water was treated,for a total of 2,139,002 gallons of water treated since ground water extraction began; approximately 0.858 lbs of benzene and 27.78 lbs of TPH-g were removed from the extracted ground water. Cumulative totals of 5.15 lbs of benzene and 123.68 lbs of TPH-g are estimated to have been extracted since ground water treatment began. • 15 April and 19 August 2003,approximately 302,703 gallons of extracted water was treated, for a total of 2,459,705 gallons of water treated since ground water extraction began; approximately 0.54lbs of benzene and 16.26lbs of TPH-g were removed from the extracted ground water. Cumulative totals of 5.69 lbs of benzene and 140 lbs of TPH-g are estimated to have been extracted since ground water treatment began. • 19 August and 15 December 2003, approximately 250,254 gallons of extracted water was treated,for a total of 2,709,959 gallons of water treated since ground water extraction began; approximately 0.2 lbs of benzene and 6.67 lbs of TPH-g were removed from the extracted ground water.Cumulative totals of 5.89 lbs of benzene and 146.7 lbs of TPH-g are estimated to have been extracted since ground water treatment began. • 15 December 2003 and 18 December 2004, approximately 771,871 gallons of impacted ground water was treated,for a total of 3,481,830 gallons of water treated since ground water extraction began; approximately 0.57 lbs of benzene and 32 lbs of TPH-g were removed from the extracted ground water. Cumulative totals of 6.46 lbs of benzene and 178.7 lbs of TPH-g are estimated to have been extracted since ground water treatment began. • December 2004 and May 2005, approximately 219,928 gallons of impacted ground water was treated, for a total volume of 3,701,758 gallons ground water treated as of April 2002; approximately 0.298 lbs of benzene and 14.68 lbs of TPH-g were removed from the extracted ground water. Cumulative totals of 6.758 lbs of benzene and 193.4 lbs of TPH-g are estimated to have been extracted since ground water treatment began on 02 April 2002.