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E~~A <br />s CoslCompsny Seneca Coal Company <br />October 12, 2007 <br />Mr. Daniel Mathews <br />Division of Reclamation, Mining and Safety <br />1313 Sherman Steeet, Room 215 <br />Denver, CO 80203-2273 <br />RE: Seneca II-W Mine Permit C-82-057 <br />W24 Series Well Abandonment Forms <br />Dear Mr. Mathews, <br />Seneca Coal Company (SCC) has abandoned the five W24 series monitoring wells in the II-W South <br />Area that were damaged by a landslide in 2003. The wells were all plugged with cement on August <br />16, 2007. The area was backfilled the week of September 24, 2007. The well abandonment reports <br />are attached. <br />Mike Boulay of the CDI?NIS inspected this site on August 21, 2007. In that inspection report, Mike <br />had requested that the damaged french drain and a small sump area be filled in with rock prior to <br />backfilling. That work was completed prior to the Final backfilling and regrading. <br />Attached are three photos. The Etrst two photos show the wells being pumped with cement The <br />last photo shows the area after backfilling and regrading, <br />Should you or other members of the Division have questions, please do not hesitate to contact me at <br />(970) 276-5209. <br />Sincerely, ~~ <br />~'~~ <br />Dennis Jones <br />Hydrologist I <br />Seneca Coal Company / <br />cc Daniel Mathews, CDRIvIS, Grand Junction,/ <br />Office of the State Engineer <br />Seneca Coal Company • P.O. Box 670 • Hayden, Colorado 81639 <br />