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1985% SOUTH BROADWAY <br /> DAUB & ASSOCIATES, GRAND JUNCTION,CO 81507-9649 <br /> (970)254-1224 <br /> L� -�'�t< ` . I�;' �j �•, FAX(970)242-8438 <br /> email: gjdaub@daubandassociates.com <br /> � � <br /> www.daubandas'so cigt A <br /> October 25, 2021 �� "' R <br /> Mr. James Roberts NOV 0 ?- ?021 <br /> Bureau of Land Management <br /> 220 East Market Street DIVISION OF RECLAMATION <br /> Meeker, CO 81641 MINING,&SAFETY <br /> Re: Natural Soda LLC (NS) Well Sundry Notices for the Plugging and Abandonment of <br /> the MMC-IRI-8, MMC-IRI-9, and IRI-26-EX-2 Monitor Wells <br /> Dear Mr. Roberts: <br /> Natural Soda LLC (NS) plugged and abandoned the MMC-IRI-8, MMC-IRI-9, and IRI-26-EX-2 <br /> monitor wells in October of 2021. The wells were cemented to surface, cut off below grade, a <br /> steel well cap with the well name was welded onto the conductor casings, and the wells were <br /> then buried. The well locations were all recontoured to the original grade in preparation for <br /> reclamation. <br /> Attached please find the following: <br /> • MMC-IRI-8 <br /> o BLM 3160-5 form <br /> o Plug and Abandonment Diagram <br /> • MMC-IRI-9 <br /> o BLM 3160-5 form <br /> o Plug and Abandonment Diagram <br /> • IRI-26-EX-2 <br /> o BLM 3160-5 form <br /> o Plug and Abandonment Diagram <br /> Should you have any questions or comments, please contact me at (970) 254-1224 or <br /> (970) 216-1010 (c) or Kirk Daehling at (970)456-1268. <br /> Regards, <br /> Gerald J. Daub, P.G., C.P.G. <br /> President <br /> Daub &Associates, Inc. <br /> Cc: Kirk Daehling <br /> President <br /> Natural Soda LLC <br /> Amy Yeldell (w/encl) <br /> Colorado Division of Reclamation, Mining and Safety <br /> Don Breffle(email--w/o encl) <br /> US EPA UIC Region Vill <br /> File <br /> SPECIALIZING IN PROFESSIONAL GEOLOGICAL, ENVIRONMENTAL, HYDROLOGICAL, GEOTECHNICAL AND PERMITTING SERVICES <br />