2000-07-27_REVISION - M1999002 (7)

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F2cm ; iii iuiuiiiiiu iii 999 /AMERICAN L.L.P. 2717 County Road 215 Parachute. CO 91635 O C I vG~- wi .L i> U ~J V Vt l l ~L G~-~ d l -l..[ L" Vl YL 1 C '~ 1 Kurt R. Nielsen General Manager Telephone 1970) 285-6500 Toll Free (0771 SODA-ASH Facsimile (9701 285-6393 Thursday, July 27, 2000 Mr. Allen Sorenson Senior Environmental Protection Specialist Colorado DeparUnent of Natural Resources 'f0 ; Division of Minerals and Geology 215 Centennial Building 1313 Sherman Street Denver, CO 80203 Re: Applicarjon for Technical Revision -Mining and Reclamation Permit M-99-002 Fulfillment of Stipulation No. 1 Yankee Gulch Sodium Minerals Project Dear Allen: American Soda, LLP ["American Soda'] has filed an Application for a Regular Operalion (112] Reclamation Permit (112 Permit Application] for the Yankee Gulch Sodium Minerals Project [Yankee Gulch Project) with the Colorado Division of Minerals and Geology [CDMG] on January 20, 1999. Following the Colorado Mined Land Reclamation Boards (CMLRB] approval of the 112 Permit Application, CDMG issued Mining and Reclamation Permit (112 Permit) No. M-99-002 by letter dated June 16, 1999. The purpose of this letter is to make applicaticn for a Technical Revision to the 112 Permit as is required in the Rider to Mining Permit Stipulations and Conditions No. 1. The original and two copies of this Application for Technical Revision are included in tfiis transmitxal. Stipulation No. 1 of the 112 Permit requires American Soda to file a Technical Revision to the 112 Permit once all of the required ambient groundwater data has been accumulated. The purpose of this Technical Revision is to incorporate into the Reclamation Permit ambient groundwater data and permit conditions protective of groundwater. The proposed permit conditions protective of groundwater are attached hereto as Attachment 1. All the required ambient groundwater quality data which has been collected through implementation of the groundwater characterization plan by American Soda is attached hereto as Attachment 2. This data has been provided to the Division as it was accumulated and not at the end of the data gathering period. It is American Soda's understanding that the Division has disseminated this data to the parties to the permit applicaTion process, thereby assuring that interested parties have had an adequate opportunity to evaluate the data. American Soda has followed the Public Notice procedures of Rule 1.6.2 and Rule 1.6.3 of the Rider to Mining Permit as set forth in Attachments 3, 4, 5 and 6. Copies of the return receipts for the certified mailings will be Natural Sodium Products For a Cleaner Environment