2001-06-08_REPORT - M1977378 (2)

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Site Reclamation Activity April 2000 - March 2001 Page 7 4) placement of a second bulkhead in the Terry Tunnel (TR -22 and TR -23). This was completed during the report year. 5) establishment of physical mine pool equilibrium. DMG concurred that physical equilibrium of the mine pool occurred on November 1, 1999. 6) submittal of plans for additional American Tunnel bulkheads to effect final closure of the Sunnyside Mine. TR -25 was submitted and approved during the report year for placement of two additional bulkheads in the American Tunnel. Planned activity for 2001 includes; 1) construction of the two additional bulkheads in the American Tunnel approved in TR -25. 2) monitoring and maintenance for the completed Consent Decree Mine Remediation Projects. 3) continuation of the seep, spring and flowing adit inventory and monitoring. MAYFLOWER MILL AREA - Plate No. 3 Ownership of this site was transferred to the San Juan County Historical Society for conversion into a historical and interpretive tour. This conversion was approved in AM -004 and took place in May of 1996. The Historical Society has operated the tour since 1996. In SR -02 the main mill building area was removed from the permit area and Sunnyside was released from further reclamation responsibility for the building area. During 1998, a work plan was submitted to CDPHE for inclusion of three water diversion projects as B List projects under the Consent Decree. One of these projects included the construction of an improved upland stormwater diversion system in the Mayflower Mill area. The portion of this project within the MLR permit area was also included in Sunnyside's TR -21 submittal. This work was completed in 1999. Activity at this site for the 2000 reporting year consisted of; 1) monitoring and maintenance of the vegetation and water diversions.