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iii iiiiiiiiniii~ii 999 _ySFD Srgr~. J Fr~.,'r=UNITED STATES ENVIRONMENTAL PROTECTION AGENCY ' REGION 8 ~~/~ ~ ~d ; 7 VnG~ 999 18'" STREET -SUITE 300 ~M/ DENVER, CO 80202-2466 http:/Iwww.e pa.g ov/regi on08 MAR ~ 2 2~Z Ref: 8P-W-GW CERTIFIED MAIL RETURN RECEIPT REQUESTED Mr. Robert Miller American Soda, L.L.P. 2717 County Road 215 Parachute, CO 81635 Re Dear Mr. Miller: RECEIVED MAR 1 3 Zpp2 Division of Minerals and Geology Doc • Na~~ AUTHORIZATION TO COMMENCE INJECTION Well No. 29-68 EPA Area Permit No. C03858-00000 EPA Well No. 0004578 Rio Blanco, Colorado Thank you for submitting information regarding completion of your Well No. 29-68 injection well to the Region VIII Ground Water Program office of the Environmental Protection Agency (EPA). Under Part II Section C.1. "Prior To Commencing Injection" of UIC Area Permit No. C03858-00000 (the Permit), injection operations may not commence into any newly drilled or converted well(s) until the Permittee has received written authorization from the EPA as to the following: 1. Construction is complete and the Permittee has submitted information to the Director that includes EPA Form 7520-10, a schematic well bore diagram after construction, and detailed drilling, construction and cementing records including any open hole tests; and 2. copies of all pertinent logs run during the drilling and completion of the well including a Cement Bond Log (CBL), accompanied by a narrative interpretation by a knowledgeable log analyst, have been submitted; and 3. the mechanical integrity of the well has been demonstrated and the results of a successful pressure mechanical integrity test submitted; and 4. formation data and injection fluid analyses have been submitted. ~Pdnfed on Recycled Paper