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PARTI <br />Page No. 17 <br />Permit No..: <br />: CO-0000221 <br />iii. The PTI/TIE reveals other unique conditions or characteristics which, in the opinion of the Division, justify the <br />incorporation of unanticipated special conditions in the permit. <br />iv. The Division may reopen this permit and impose chronic toxicity limits where chronic toxicity is identified. <br />B. MONITORING REQUIREMENTS <br />I. Frequency and Sample Type <br />In order to obtain an indication of the probable compliance or noncompliance with the effluent limitations specified in Part <br />I.A.I, the permittee shall monitor all effluent parameters at the following frequencies. Such monitoring will begin <br />immediately and last for the life of the permit unless otherwise noted. The results of such monitoring shall be reported on the <br />Discharge Monitoring Report form (See Part I.E.) <br />See Part I.C. for Definitions. <br />a. Outfalls 005 and 011 <br />Effluent Parameter Frequency Sa a Ivoe <br />Flow M® Once per month Instantaneous or Continuous' <br />pH, s u (mmiiraxrrrmaxurum) 1 Once per month In-situ <br />Oil and Grease /1 ' Visual ' <br />?. Once per month <br />Total Dissolved Solids, irg/1 Quarterly ..___,.... _._. Grab <br />Iron, TR, ug/I _.., _.. _...___ _.._... _ ._.. _ . Once per month Grab <br />Settleable Solids, ml/1 Once per month Grab <br />• Monitoring may be exempted upon demonstration of inaccessibility <br />b. Outfall 006 <br />Effluent Parameter Frequency Sample Type <br />Flow, MGD Once per month Instantaneous or Continuous <br />pH, s.u. (minimum-maximum) Once per month In-situ <br />Oil and Grease, mg/I Once per month Visual <br />Total Dissolved Solids, mg/I Quarterly Grab <br />Iron, TR, ug/1 Once per month Grab <br />Manganese, PD, ug/I Quarterly Grab <br />Selenium, PD, ug/I Once per month Grab <br />Settleable Solids, ml/1 Once per month Grab <br />Monitoring may be exempted upon demonstration of inaccessibility through out the monitoring period <br />c. Outfall 008 <br />Effluent Parameter Frequency Sample Type <br />Flow, MGD Once per month Instantaneous or <br /> <br />pH, s.u. (minimum-maximum) <br />Once per month Continuous <br />In-situ <br />Oil and Grease, mg/I Once per month Visual <br />"total Dissolved Solids, mg/I Quarterly Grab <br />Total Recoverable Iron, ug/I Once per month Grab