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.r <br />PRIMARY LD~iTfATIONS <br />PART I <br />A. TERMS AND CONDITIONS <br />1. Effluent Limitations <br />Beginning oo later Utah the effective date of this permit and lasting through October 31, 1999, the permillee is authorized to <br />discharge from ou[falls 001, 002, 003, 004, 005 and 006 -the discharges from the post mining areas to TulUe Draw and outfall <br />007 -the discharge from the active mining area to Calamity Draw. <br />In accordance wiUt the Water Quality Control Commission Regulations for Effluent LimitatlOna, Section 10.1.3, and State <br />Discharge Permit System Regulations, Section 6.9.2, 5 C.C.R. 1002-2, the permitted discharge shall not contain effluent <br />parameter concentrations which exceed the following limitations specified below or exceed the specified flow limitation. <br />(a) Outfa11001 <br />Effluent Patwneter <br />Flow, MGD <br />Total Suspended Solids, mg/P <br />Total Iron, mg/P <br />pH, s.u. (minimum-maximum) <br />Oil and Grease, mg/P <br />Whole Effluent Toxicity, Acute <br />through September 30, 1997 <br />begiming October 1, 1997 <br />Discharge Limitations <br />PART I <br />Page iii <br />Permit No. CO-0000213 <br />30-Dav Av¢ Daily Max <br />Report Report <br />35 70 <br />3.5 7.0 <br />N1A 6.5-9.0 <br />N/A 10 <br />N/A Report <br />N/A LCD > 100',6 <br />ALTERNATE LIIvIITATIONS <br />Any discharge or increase in the volume of a discharge caused by precipitation within any 24-hour period less than or equal [o <br />the 10-year, 24-hour ortcioitation event (or snowmelt of equivaleut volume) may comply with the following limitations subject to <br />burden of proof requirements described in Part i.A.2. <br />Efl7uen[ Parameter Discharee Limitations <br />30-Dav Ave Daily Max <br />Flow, MGD Report Report <br />Total Suspended Solids, mg/P Report Repon <br />Total iron, mg/P Report Report <br />Settleable Solids, me/e N/A 0.5 <br />pH, s.u. (minimum-maximum) N/A 6.5-9.0 <br />Oil and Grease, mg/P N/A 10 <br />Whole Effluent Toxicity, Acute <br />through September 30, 1997 N/A Report <br />beginning October 1, 1997 N/A LCD > 10056 <br />Any discharge or increase in volume of a discharge caused by precipitation within any 24-hour period greater than the 10-vear, <br />24-hour event (or series of storms or snowmelt of equivalent volume) ~ comply with Ute following limitations subject to <br />burden of proof requirements described in Part I.A.2. <br />See Part f.C. for Dernitions. <br />a+oar aroror <br />