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PART I <br />Page No. <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 />L 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.1, 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 />b. Outfall 006 <br />Effluent Parameter <br />Freauencv <br />Sample Type <br />Flow, MGD <br />Once per month <br />Instantaneous or Continuous <br />pH, s.u. (minimum- maximum) <br />Once per month <br />In -situ <br />Oil and Grease, mg/1 <br />Once per month <br />Visual <br />Total Dissolved Solids, mg/( <br />Quarterly <br />Grab <br />Iron, TR. ug/I <br />Once per month <br />Grab <br />Manganese, PD, ug/I <br />Quarterly <br />Grab <br />Selenium, PD, ug/I <br />Once per month <br />Grab <br />Settleable Solids, ml /1 <br />Once per month <br />Grab <br />* Monitoring may be exempted upon demonstration of inaccessibility through out the monitoring period <br />C. Outfall 008 <br />Effluent Parameter <br />Frequency <br />Flow, MGD <br />Once per month <br />pH, s.u. (minimum - maximum) <br />Once per month <br />Oil and Grease, mg/I <br />Once per month <br />Total Dissolved Solids, mg/I <br />Quarterly <br />Total Recoverable Iron, ug/1 <br />Once per month <br />Sample Type <br />Instantaneous or <br />Continuous <br />In -situ <br />Visual <br />Grab <br />Grab <br />