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TABLE 13.1: REMAINING LIABILITY ACREAGE POST SL-1 INTERIM AND <br />PERMANENT <br />PROGRAM <br />PHASE I REMAINING PHASE II REMAINING PHASE III REMAINING <br />SL -1 <br />38.1 <br />90.2 <br />1697.6 <br />PRE -LAW AREAS <br />SL -1 <br />67.4 <br />1 68.79 <br />68.79 <br />NEW PERMANENT PROGRAM AREAS <br />SL -1 <br />146.41 <br />146.41 <br />146.41 <br />Table 1: From Findings of Compliance and Proposed Decision for Phase II Bond Release (SL -1) <br />2013 DISTURBANCE AREA <br />In 2013, 0.01 acres were permitted (MR22 -2013) to be disturbed although the permitted <br />activities have not occurred to date. This acreage is reflected on the CDRMS Annual Report <br />Form and is included in the text of the following report. Refer to the 2013 Annual Report maps <br />for the extent of the mine disturbance boundary. <br />BACKFILLING AND GRADING <br />No backfilling occurred in 2013 at Peabody Sage Creek mine. <br />TOPSOIL MONITORING <br />PSCM is required by Permit C -09 -087 to monitor the salvage, storage, and redistribution of soil <br />handling operations at Seneca II Mine. <br />• Soil Recovery Documentation <br />No topsoil was salvaged during 2013. <br />• Soil Pit - Topsoil Fertility /Spoil Quality <br />No new topsoil replacement occurred in 2013; therefore no quality samples were collected or <br />analyzed. <br />Soil Balance <br />No topsoil salvage occurred in 2013. Therefore, as in 2012, the soil balance indicates a topsoil <br />replacement depth average of 2 feet (24 inches). <br />• Soil Salvage, Storage and Replacement <br />No topsoil was replaced in 2013. Stockpile A contains 91.2 acre feet of topsoil. <br />2013 ARR <br />