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PART I Page ld of 19 Permit No. CO-0040827 B. MONITORING REQUIREMENTS 1. Frequency and Sample Type In order to obtain an indication of the probable compliance or non- compliance with the effluent limitations specified in Part 1.A, the permittee shall monitor all effluent parameters at the following frequencies: (a) Discharge Points 001, 003, 004, 005, 007, 008 Effluent Parameter Measurement Frequency d/ Sample Type e/ Flow, MGD Total Suspended Solids, mg/1 Total Iron, mg/1 Oil and Grease, mg/1 f/ pH, s.u. Settleable Solids, ml/1 j/ Total Dissolved Solids, mg/1 g/ Weekly Monthly Monthly Weekly Weekly Monthly Quarterly Instantaneous or Continuous Grab Grab Visual Grab Grab Grab Sampling by the permittee for compliance with the monitoring requirements specified above shall be performed at the following locations: discharge points 001, 003, 004, 005, 007, and 008. Should a precipitation event or snowmelt occur, the permittee shall submit proof in order for an exemption to be claimed. Said proof shall be submitted as an attachment to the Discharge Monitoring Report (DMR) for the appropriate period. See Section I.B.3. (b) Discharge Point 002 Effluent Parameter Flow, MGD Total Suspended Solids, mg/1 Total Iron, mg/1 Oil and Grease, mg/1 f/ pH, s.u. Total Dissolved Solids, mg/1 g/ Whole Effluent Toxicity, Acute Measurement Frequency d/ Sample Type e/ Weekly Instantaneous or Continuous Monthly Crab Monthly Grab Weekly Visual Weekly Grab Quarterly Crab Quarterly Grab (See Sections I.B.4 and I.B.S) Sampling by the permittee for compliance with the monitoring requirements specified above shall be performed at the following location: discharge point 002.