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at A. <br />June 27, 2008 <br />ENERGY FUELS RESOURCES <br />CORPORATION <br />Colorado Department of Health <br />Water Quality Control Division <br />WQCD-P-B2 <br />4300 Cherry Creek Drive South <br />Denver, CO 80246-1530 <br />RE: Submittal of May 2008 Discharge Monitoring Report and Notification of Non- <br />Compliance <br />To Whom It May Concern: <br />Energy Fuels Resources Corporation (Energy Fuels) is providing the attached Discharge <br />Monitoring Report (DMR) for the month of May 2008 for the Whirlwind Mine water <br />treatment plant located at 30100 5110 Road, Gateway, Colorado 81522. Discharge of <br />treated water from the Whirlwind Mine is allowed in accordance with Colorado <br />Discharge Permit System (CDPS) permit number CO-0047562. In addition, this letter <br />serves as a written notification of non-compliance as required in Part II.A.4 of the permit. <br />The Whirlwind Mine workings were dewatered as of January 28, 2008. Currently, mine <br />water is collecting in the mine at a slow rate (approximately 1 to 2 gpm) and is being <br />pumped into the untreated water tank and treated in batch runs, as necessary. One batch <br />run occurred from May 20 to 23, 2008. A monthly discharge sample was collected on <br />May 22, 2008 in accordance with the aforementioned permit. Analytical sample results <br />indicate that two exceedances of the effluent limitations occurred during the batch run <br />discharge as follows: <br />Effluent Limitation Exceedances <br />May 2008 <br />Parameter ii Limit Type Effluent Analytical <br /> Limitation Result <br />Total suspended solids Daily 30 mg/L 64 mg/L <br />(TSS) maximum <br /> 30-day average 20 m /L 64 m /L <br />1?ner ,}I ttels, Irte. 44 Union Blvd , Sui£;e 600 <br />} wvv .energyfttels.eorn Lakewood, Colorado 1313221; <br />Phone: 3103-9-174-2140 <br />Fav 303-974-2141