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CDNFIDENTIAt <br />• WHITE RIVER NEI,HCOLITE MINERALS, LTD. LIABILITY COMPANY <br />1994 PROJECT ;STATUS AND ANNUAL PLAN OF DEVELOPMENT <br />1.0 INTRODUCTION AND PROJECT SUMMARY <br />This report summarizes 1994 process operations, shipment of product, reclamation status, <br />geotechnical and hydrolo13Y monitoring results. Proposed operations for 1995 will be <br />described in this report, as well as status of all surface facilities and project wells. <br />Significanttechnicalconsiderations and/orproposed changes in operations are presented. <br />On July 1, 1971, four sodium preference right leases were issued. During 1980-1982 <br />exploration, well drilling (1 1 holes) and environmental monitoring were conducted on the <br />leased lands. The first phase of development was a bulk sampling operation. This <br />testing phase was in operation from late 1983 to early 1984. A second phase of <br />development (fora 3-ton pf:r hour pilot-scale mine) was presented and approved in 1984. <br />In 1985, revisions to the approved pilot mining plan (fora 6-ton per hour pilot-scale mine) <br />were submitted. Exploration wells EX-1 and EX-2 were drilled in 1985. An environmental <br />assessment was completed by the BLM, with approval on May 2, 1986. No development <br />was initiated under this plan. The third phase of development, a 125,000 TPY <br />commercial-scale nahcolite mine was evaluated in late 1986 and the Environmental <br />• 1 <br />