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<br />Annual Impoundment Certification Report <br />Mining Area New Horizon Mine <br />Date Inspected 08 February 2010 <br />Impoundment 011 <br />1. Are there any appearances of erosion, instability, structural weakness or <br />other hazardous conditions? _ No <br />If yes explain <br />2 T <br />he depth and elevation of any impounded waters at the time of inspection: <br />Pond is Discharging - Water elevation 5615.7 <br />3. Existing storage capacity of water in the impoundment (from lowest weep <br />hole or principal spillway) 4.85 Ac-FT <br />4. Design storage capacity of water in the impoundment (from lowest weep <br />hole or principal spillway) 1.62 Ac-Ft <br />5. Any other aspects of the structure affecting stability, or required <br />maintenance? No <br />6. Has structure been maintained as designed and in accordance with the <br />approved plan and the applicable regulations? Yes <br />If no explain <br />7. Inflow volume from a 10yr-24Hr storm: 5.03 Ac-Ft <br />8. Capacity of impoundment from lowest weep hole to riser: 6.13 Ac-Ft <br />PROFESSIONAL ENGINEER'S STATEMENT <br />I state that this pond was inspected and surveyed under my <br />supervision and all the information presented heron is true and <br />correct to the best of my knowledge and information <br />?? 1acr.?l•, 7,g J c? <br />Date Ross L. Gubka, C E 28950 <br />F:\Eng\DATA\WP\pond-banks\2010\2010 Annual Impoundment Certification Report.doc <br />-e-o F, ,... , <br />lac 2895