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<br />1999 ANNUAL REPORT FOR THE EAST RIGDEN PIT PERMIT NO. M-79-097 <br />During the report year, approximately 17 acres were mined in the north-central portion of <br />the permit area. An area consisting of approximately 16 acres will be mined to the west <br />of the area mined during this reporting period in the forthcoming year. <br />Approximately 14 acres on the west side of the future reclaimed lake bottom were <br />backfilled and graded in preparation for topsoiling and seeding during the next report <br />period. Backfilling was begun in a 16-acre area to the east of the area completed for <br />mining this year. This area will be graded and reclaimed in the future. <br />Out of a total permit area of 521 acres, approximately 70 acres have been reclaimed, <br />127 acres are in a state of disturbance as areas undergoing mining or reclamation, and <br />92 acres exist as disturbed areas in plant sites and wash ponds. Approximately 230 <br />acres remain to be mined, or to remain undisturbed, on this permit. <br />