2012-04-23_INSPECTION - C1980005 (2)

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April 17, 2012 C- 1980 - 005 /Seneca II Mine JDM Inspection Topic Summary NOTE: YAnspected N =Not Inspected R= Comments Noted V= Violation Issued NA =Not Applicable • -Air Resource Protection R -Roads • -Availability of Records Y -Reclamation Success N - Backfill & Grading Y - Revegetation NA - Excess Spoil and Dev. Waste NA - Subsidence NA - Explosives Y - Slides and Other Damage Y - Fish & Wildlife N - Support Facilities On -site R - Hydrologic Balance R -Signs and Markers Y - Gen. Compliance With Mine Plan NA - Support Facilities Not On -site R - Other NA - Special Categories Of Mining NA - Processing Waste N -Topsoil COMMENTS HYDROLOGIC BALANCE - Rule 4.05 Drainage Control 4.05.1, 4.05.2, 4.05.3; Siltation Structures 4.05.5, 4.05.6; Discharge Structures 4.05.7, 4.05.10; Diversions 4.05.4; Effluent Limits 4.05.2; Ground Water Monitoring 4.05.13; Surface Water Monitoring 4.05.13; Drainage — Acid and Toxic Materials 4.05.8; Impoundments 4.05.6, 4.05.9; Stream Buffer Zones 4.05.18: The construction work for the repair of established drainage SIIPM -8 has been initiated. The lower portion of the drainage above the turn to Pond 008 has been formed, with rock to be installed. No further damage was identified to the drainage at the time of the inspection. No problems or maintenance items were noted with the exception of the following: - small gullies and erosional features were observed initiating above V -Ditch Al. These gullies have not breached the V -Ditch #1 channel, although they will need to be a ddressed to prevent additional damage. - 3_ Repair Work at Lower End of SIIPM-8 Pond 008 was stable and discharging at the time of the inspection. Embankments are stable and well vegetated. The water in the pond and through the discharge was clear. Number of Partial Inspection this Fiscal Year: 8 Number of Complete Inspections this Fiscal Year: 3 Page 2 of 4