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PART I <br /> ' Page la of 19 <br /> Permit No. CO-0039136 <br /> A. TERMS AND CONDITIONS <br /> 1. Effluent Limitations <br /> Beginning immediately and lasting through December 31, 1991, the <br /> permittee is authorised to discharge within the limitations specified <br /> below, from outfall(s) serial number(s) : 001 - outfall from the <br /> sedimentation pond. <br /> Effluent Parameter Discharge Limitations <br /> 30-Day Avg a/ Daily Max c/ <br /> Flow (MGD) N/A N/A <br /> Total Suspended Solids (mg/1) 35 70 <br /> Total Iron (mg/1) 3.5 7.0 <br /> Salinity N/A N/A <br /> pH - (Standard Units) shall remain between 6.5 and 9.0 c/. <br /> Oil and Grease shall not exceed 10 mg/1 in any grab sample nor shall there be a <br /> visible sheen c/. <br /> Any discharge or increase in the volume of a discharge caused by <br /> precipitation within any 24-hour period less than or equal to the <br /> 10-year, 24-hour precipitation event (or snowmelt of equivalent <br /> volume) may comply with the following limitations subject to burden <br /> of proof requirements described in Part I.A.2. <br /> Effluent Parameter Discharge Limitatins <br /> Maximum Concentration <br /> Daily Maximum c/ <br /> Flow (MGD) N/A <br /> Settleable Solids (ml/1) / 0.5 <br /> Salinity N/A <br /> pH - (Standard Units) shalliremaia between 6.5 and 9.0 c/. <br /> Oil and grease shall not exceed 10 mg/1 c/ in any grab sample nor shall there <br /> be a visible sheen. <br /> See Part I.C. for Footnotes. <br /> Code: i - 2 Date: 1 - 87 <br />