2008-04-15_REVISION - M1980244 (329)

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• of back fill and plugging techniques, which must be carefully monitored during construction and for long-term operations. A permanent surface water diversion system was also extended using the 100-year 24-hour storm event design criteria. Qualified personnel have reviewed the cyanide facilities construction, typically including the design engineer (Registered Professional Engineer), Chief Inspector, and a Colorado Registered Professional Engineer, all of which are required as part of the State Mining and Reclamation Permit process. The design engineer certified that all construction was completed in compliance with the design drawings and specifications as required by the Office of Mined Land Reclamation. 4.9 Implement monitoring programs to evaluate the effects of cyanide use on wildlife, surface and ground water quality. The operation is: ^ in full compliance ^ in substantial compliance ^ not in compliance ...with Standard of Practice 4.9. • Describe the basis for the Finding/Deficiencies Identified: A written monitoring protocol has been adopted by CC&V that addresses the VLF, the PSSAs, the LDCRS, underdrains, and Arequa Gulch monitoring activities. The "Environmental Sampling Protocol Guide -Cripple Creek & Victor Gold Mining Company" serves as the basis for sampling by the Environmental Resources Department and has been updated periodically. This program provides for collection of both environmental baseline and compliance- related data. Key elements include: • surface water sampling, • ground water sampling (wells), • stream flow measurements, • flume measurements, • flow meter use, • monitoring well equipment, • dedicated well equipment, • chain-of-custody, Cresson Project Name of Mine ~~~r~ ~ ~/ Signature of Lead Auditor 10 September 2007 Date Page 22 of 41