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<br />B. EFFLUENT LIMIT.~.TIONS AND MONITORING REQUIRE.*SE,7TS <br />3. Monitorine Reauiremencs <br /> <br />?ART I <br />?age 11 <br />Permit No. COG-850000 <br />In order co obtain an indication of the pro'oabie compliance or <br />noncompliance with the effluent limitations specified in ?arc I.3.1, <br />the permittee shall monitor all zffluenc parameters ac the following <br />frequencies. <br />a) Active Mining Oucfall(s) <br />Effluent Parameter Measurement Frenuencv ~ SamoLe T•.-Je c! <br />Flow, MGD 'deekly Instantaneous <br /> or Continuous <br />pH, s.u. Weekly Grab <br />Oil and Grease, mg/1 Weekly Visual J <br />Toca1 Suspended Solids, mg/1 Monchly Grab <br />Total Iron, mg/1 Monthly Grab <br />Settleable Solids, m1/1 g/ Monchly Grab <br />Total Dissolved Solids, mg/1 ~* Quarterly Grab <br />Total Phosphorus (as .°) , mg/1** Quarterly Grab <br />b) Post-Pining Oucfall(s) <br />Effluent Parameter Measurement Freouencv ~ Samole T~~7e <br /> <br />Flow, MGD Monthly Instantaneous <br /> or Continuous <br />Settleable Solids, ml/1 g/ Monchly Grab <br />Oil and Grease, mg/1 Monchly Visual <br />pH, s.u. Monchly Grab <br />Toca1 Dissclved Solids, mg/1 `/* Ouarterly Grab <br />Toca1 Phosphorus (as P) , mg/1** Cuarczrly Grab <br />* Total Dissolved Solids (TDS) monitoring is required only for dischargzs to <br />the Colorado River Basin. Sae specific facility eertificacion rationaiz <br />to determine whether TDS monitoring is required. <br />*~t TJC31 phosphorus mnnicor ng is required only for discharges to _he Oilion <br />Reservoir drainage area (i.e., Ten Mile Creek, Snake Zi':er, 31ue =nor. <br />and all other tributaries co the DiL'on Reserroir) and for discharses co <br />the Upper Sear Crzek drainage area. Sae specific facilit? cer.'_cicacion <br />rationale co determine whether phosphorus monicJr'_rg is requir=_d. <br />See Part I.B.4, for foocnoczs <br />