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r,utr I Page le of 19 Permit No. (A-0032115 A. TER1S AAID GO[~IDITIGNS 2. Burden of Proof Requirmients (continued) Should a precipitation event or smwrelt occur, the permittee shall submit adequate proof in order for en exertption to be claimed. Said proof shall be submitted as an attaclment to the Discharge Monitoring Report (!MR) for the appropriate period. the Division shall determine the adequacy of proof. As part of this determination, the Division shall evaluate whether the permittee could have controlled the discharge in such a warner that primary limitations could have been met. All manual dewatering of the ponds shall meet 1'SS and total iron limitations. 3. Post-Mi^ino Areas Commencing at the time active ml.ning has ceased and surface areas have been recurred to the required contour and revegetation has begun, all applicable discharges may be eligible for limitations other than those specified in Pazts I.A.1. 'these post-mining limitations shall remain in effect until bond release. 'Ihe permittee shall notify the Division Upon cessation of active mining so that consideration of appropriate permit modifications can be made. 4, Salinity Parameters In order to obtain an indication of the quantity of Salinity being discharged frao the site, the pennittee shall monitor the wastewater effluent a[ the following frequercy: Outfalls Freauencv Sasmle 1Woe 001, 002, 003, 005, 006, 008, 009, 010, Quarterly Grab 011, 012, 013, 014, 015, 016 S. Best Management Practices - 001. 002. 005 For the pN vaziance, as listed in Part I.A.1. to be in effect, the permittee mast be taking all reasonable rtw_asures to reduce the pM, including the use of a COZ bubbler at the outfall(s). Documentatirnn of such shall be submitted with the applicable ClIIi any time a pH level of over 9.0 s.u. is reported. 'Ihe pennittee may develop other appropriate measures to control pH, such as the use of appropriate algicides, aquatic life, etc. However, such m+ac~~*es in addition to or instead of the ODZ bubbler mist be approved by the Division via a permit amerdrient prior to their use. A. MONITC)RINC REQUIRF}iQIIS 1. Freouencv and Samole 7Wye 1n order to obtain an indication of the probable compliance or noncompliance with the effluent limitations specified Ln Part L.A.1, the pennittee shall monitor all effluent parameters at the following frequencies. Such monitoring will begin imrediately and last for the life of the permit unless othervlse noted. 'Ihe results of such monitoring shall be reported on the Discharge Monitoring Report (See Part I.B.3.) Amerdtrent 2 Issued 0~ Effective OS~! O1 9 Atnerdment 3 Issued ~~~q r~ Effective I/ '/ See Part I.C, for Definitions.