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March 30, 2011 C- 1991- 078/Hainilton Mine MLT <br />Inspection Topic Summary <br />NOTE: Y= Inspected N =Not Inspected R= Comments Noted V= Violation Issued NA =Not Applicable <br />NA -Air Resource Protection <br />N - Availability of Records <br />N - Backfill & Grading <br />NA - Excess Spoil and Dev. Waste <br />NA - Explosives <br />Y - Fish & Wildlife <br />R - Hydrologic Balance <br />Y - Gen. Compliance With Mine Plan <br />N - Other <br />NA - Processing Waste <br />Y -Roads <br />R - Reclamation Success <br />R - Revegetation <br />NA - Subsidence <br />Y - Slides and Other Damage <br />NA - Support Facilities On -site <br />Y -Signs and Markers <br />NA - Support Facilities Not On -site <br />NA - Special Categories Of Mining <br />Y - Topsoil <br />COMMENTS <br />UPDATE ON PERMITTING ACTIONS <br />• TR -09 — Pond B Permanent Impoundment <br />The Division proposed to approve TR -09 on 28- Feb -2011. Notice of the proposed decision <br />was published in the San Miguel Basin Forum on 03- Mar -2011. No objections were <br />received within 10 days of the notice, and TR -09 became final on 14- Mar -2011. <br />• SL -02 — Phase II Bond Release <br />Vegetation monitoring data from 2010 was submitted on 11- Nov -2010. The Division has <br />reviewed the data, found it to be adequate, and has computed a new Reclamation Cost <br />Estimate. The Findings for SL -02 are currently being written. <br />• 2010 Annual Hydrologic Report (AHR) —submitted on 20- Jan -2011 <br />The Division will be reviewing the AHR for compliance with the rules and permit <br />• 2010 Annual Reclamation Report (ARR) —submitted on 20- Jan -2011; supplemental <br />information submitted on 10- Feb -2011 <br />The Division will be reviewing the ARR for compliance with the rules and permit <br />HYDROLOGIC BALANCE - Rule 4.05 <br />Drainage Control 4.05.1, 4.05.2, 4.05.3; Siltation Structures 4.05.5, 4.05.6; Discharge Structures <br />4.05.7, 4.05.10; Diversions 4.05.4; Effluent Limits 4.05.2; Ground Water Monitoring 4.05.13; <br />Surface Water Monitoring 4.05.13; Drainage — Acid and Toxic Materials 4.05.8; Impoundments <br />4.05.6, 4.05.9; Stream Buffer Zones 4.05.18: <br />• Pond B was dry at the time of the inspection (Photo 1). <br />• The inlet to the primary spillway, PVC pipe extending from the base of the upstream side of <br />the embankment, was clear and unobstructed (Photo 2). <br />• The emergency spillway consists of riprap overlying a layer of geotextile. The spillway was <br />in good repair. <br />• With the approval of TR -09 Pond B will now be retained as a permanent impoundment. <br />Number of Partial Inspection this Fiscal Year: 6 <br />Number of Complete Inspections this Fiscal Year: 3 Page 2 of 6 <br />