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EXHIBIT 13C <br />Primary Sediment Control Structures <br />Tables 13C-13 through 13C-15 denotes the items needed to backfill and reclaim primary <br />sediment control structure (sediment ponds). In Volume 18, Figures Exh. 7-23-05, Exh. 7-23- <br />C6, Exh. 7-23-C7, Exh. 7-23-C8, Exh. 7-23-C9, Exh. 7-2342, Exh. 7-23-K2 provides the <br />locations of these structures. <br />Table 13C-13 Regrade Volumes for Sediment Ponds <br />_._ <br />Pond Name <br />Avg. <br />Haul <br />Distance <br />(ft) <br />Avg. Grade (%) <br />Volume (Cubic <br />Yards) <br />Section 36 Pond <br />Middle Pond <br />Section 25 Pond <br />Coal Stockpile Pond <br />Temporary Facilities Pond <br />Wilson Storage Pond <br />_. Section 26 Pond <br />150 <br />0 <br />5,700 <br />6,600 <br />9,500 <br />115 <br />0 <br />150 <br />0 <br />1,000 <br />0 <br />61,301 <br />4,538 <br />16,127 <br />10,400 <br />19,800 <br />0 <br />0 <br />200 <br />120 <br />-15 <br />0 <br />0 <br />Sidehill Pond <br />120 <br />Volume 20 Page 10 Revision Date: 5/15/18 <br />Revision No.: RN -07 <br />