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2006 Annual Reclamation Report <br />Edna Mine <br />Permit C-80-001 <br />2006 Maintenance <br />A failure occurred on the east bank of West Ridge Pond (NPDES 002) in the late spring 2006. Although <br />the function of West Ridge Pond was considered adequate, it required minor maintenance to restore the <br />structures original design (Technical Revision No. 46). Culverts EI and E12 and Terrace T10 also <br />required minor maintenance. Maintenance on the West Ridge Pond was completed in the Fourth Quarter <br />of 2006 and minor maintenance of Culverts E1 and E12 and Terrace T10 will be completed in 2007 <br />following the snow melt. The location of maintenance sites are shown on Exhibit 3; Maintenance Year <br />2006. <br />8of8 <br />