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V. <br />TRAPP21 KININI INCE <br />January 6, 2014 <br />CERTIFIED <br />Colorado Department of Public Health and Environment <br />WQCD -PE -132 <br />4300 Cherry Creek Dr. South <br />Denver, CO 80222 -1530 <br />Subject: Fourth Quarter 2013 Colorado Wastewater Discharge Monitoring Reports <br />Permit No. CO- 0032115 <br />To whom it may concern: <br />REcElV <br />Ep <br />JAN 15 2014 <br />D/ M�N1NG FRECLAM <br />ANp S,qF�, N <br />Enclosed are Trapper Mine's Third Quarter 2013 Colorado Wastewater Discharge Monitoring Reports for the period <br />10/1/13 - 12/31/13. During this quarter, five NPDES outfalls were active. Outfalls 001 and 002 discharged routinely <br />throughout the quarter. Outfalls 011, 017 and 020 discharged in early October in response to nine inches of snow. <br />Outfalls 008, 009, 018, 019, 021, 022, 023 and 024 did not discharge during the quarter. Values reported on the <br />enclosed DMRs represent the maximum (or minimum as applicable) monthly /daily values generated at each outfall <br />during the quarter. <br />The TDS is reportable on a quarterly basis per our permit. The TDS values are as follows for each active outfall: <br />001 <br />002 <br />011 <br />017 <br />020 <br />3250 mg/L <br />1800 mg/L <br />1560 mg/L <br />626 mg/L <br />1340 mg/L <br />No exceedances of primary effluent limitations occurred during this quarter. <br />Also enclosed are monthly NOAA weather summaries for the reporting period and WET test report forms as <br />applicable. . <br />Trapper is required to maintain sediment levels in ponds at or below 60% of the pond volume. Outfalls 002, <br />stricture #2 has exceeded 60% sediment levels. These structures will be cleaned as soon as possible. All structures <br />operated properly and were not compromised in any way. All other operations were properly conducted concerning <br />the sediment control structures at Trapper Mine. <br />Please contact me if you have any questions regarding the enclosed information, 970 - 826 -6143 <br />Sincerely /f <br />Graham Roberts <br />Environmental Engineer <br />GCR [WATER/DMR/Quarterly Letter /4th Quarter 20131 <br />Enclosure <br />C Jared Ebert, CDRMS <br />He 109 2 7 <br />P.O. Box 187 Craig, Colorado 81626 (970) 824 -4401 <br />