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• <br />• <br />PART I <br />Page ld of 19 <br />Permit No.: CO -0034142 <br />B. MONITORING REQUIREMENTS (Continued) <br />1. Frequency and Sample Type <br />In order to obtain an indication of the probable compliance or non- <br />compliance with the effluent limitations specified in Part 1.A, the <br />permittee shall monitor all effluent parameters at the following <br />frequencies: <br />(a) Discharge Point(s) 003 and 022 <br />Effluent Parameter Measurement Frequency d/ Sample Type e/ <br />Flow, MCD Weekly Instantaneous <br />or Continuous <br />Total Suspended Solids, mg/1 Twice Monthly Grab <br />Oil and Grease, mg/l f/ Weekly Visual or Grab <br />pH, S.U. Weekly Grab <br />Total Recoverable Iron, mg/l Monthly Grab <br />Total Recoverable Zinc, mg/1 Twice Monthly Grab <br />Salinity g/ Quarterly h/ Grab <br />(b) Discharge Point(s) 004, 006, 007, 009, 011, 012, 013, 014, 015, <br />016, 017, 018, 019, 020 and 021 <br />Effluent Parameter Measurement Frequency d/ Sample Type e/ <br />Flow, MGD <br />Oil and Grease, mg/l <br />pH, s.u. <br />Salinity <br />Settleable Solids, ml/l <br />Monthly <br />Monthly <br />Monthly <br />Quarterly h/ <br />Monthly <br />Instantaneous <br />or Continuous <br />Visual or Grab <br />Grab <br />Grab <br />Grab <br />Should a precipitation event or snowmelt occur, the permittee shall <br />submit proof in order for an exemption to be claimed. Said proof shall <br />be submitted as an attachment to the Discharge Monitoring Report (DMR) <br />for the appropriate period. <br />See Part I.C. for Footnotes. <br />Code: i - 9 Date: 9 - 84 <br />Amended <br />