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EXHIBIT <br />Alternate Limitations <br />Any discharge or increase in the volume of a discharge caused by precipitation within any 24-hour period <br />less than or equal to the 10 -year, 24-hour precipitation event (or snowmelt of equivalent volume) may <br />comply with the following limitations: <br />Effluent Parameter <br />Alternate Discharge Limitations <br />Alternate Discharge Limitations <br />30- Day 7 -Day Average Daily Maximum <br />Average <br />Flow, MGD <br />Report <br />NA <br />Report <br />H, s.u. minimum- maximum) <br />NA <br />NA <br />6.5-9 <br />Oil and Grease, mg/1 <br />NA <br />NA <br />10 <br />Total Dissolved Solids, mg/1 <br />Report <br />NA <br />Report <br />Dissolved Selenium, ug/1 <br />4.6 <br />NA <br />Report <br />-Potentially <br />Total Recoverable Iron, ug/1 <br />1,000 <br />NA <br />Report <br />Settleable Solids, mUl <br />Report <br />NA <br />0.5 <br />Alternate Limitations <br />Any discharge or increase in the volume of a discharge caused by precipitation within any 24-hour period <br />greater than the 10 -year, 24-hour precipitation event (or series of storms or snowmelt of equivalent <br />volume) may comply with the following limitations: <br />Effluent Parameter <br />Alternate Discharge Limitations <br />3Q Dai 7=Day:verage <br />Aveara e = <br />DaMaximpm <br />Flow, MGD <br />Report NA <br />Report <br />H, s.u. minimum- maximum <br />NA NA <br />6.5-9 <br />Oil and Grease, mg/1 <br />NA NA <br />10 <br />Total Dissolved Solids, mg/1 <br />Report NA <br />Report <br />Dissolved Selenium, ug/1 <br />4.6 NA <br />Report <br />-Potentially <br />Total Recoverable Iron, u /l <br />1,000 NA <br />Report <br />Settleable Solids, ml/1 <br />Report NA <br />Report <br />13. Pursuant to Part I.B.I. of the Permit, Peabody is required to monitor all effluent parameters at specified <br />frequencies to provide an indication of compliance or non-compliance with the effluent limitations of the <br />Permit. <br />14. Pursuant to Part I.B.I. and Part I.E.I. of the Permit, Peabody is required to summarize and report the <br />analytical results of its effluent monitoring to the Division via quarterly discharge monitoring reports. <br />Each discharge monitoring report is to include a certification by Peabody that the information provided <br />therein is true, accurate and complete to the knowledge and belief of Peabody. <br />15. Peabody's discharge monitoring reports for the 2nd Quarter 2011 (April 1St through June 30th), 3rd Quarter <br />2011 (July 1St through September 30th), 4th Quarter 2011 (October 1St through December 31S), 1" Quarter <br />2012 (January 1 St through March 30), and the 2nd Quarter 2012 (April 1St through June 30'h), include, <br />among other information and data, the following effluent concentration data for potentially dissolved <br />selenium which exceeded the effluent limitations imposed by Part I.A.1. of the Permit: <br />Peabody Sage Creek Mining, LLC <br />f/kla Sage Creek Coal Company, LLC <br />Notice of Violation/Cease and Desist Order <br />Page 4 of 11 <br />