2001-12-11_PERMIT FILE - C1980007A (4)

Home Browse Search

PART [ Page 8 Permit No. CO-0038776 B. h[ONITORL~iG REQIJIItE~~NTS 1. Freauencv and Sample Tvoe (continued) (c) Outfalls Ol 1. Ol3 and Ot7 Effluent Parameter Measurement Freauencv Sample Tvne Flow, MGD Weekly Instantaneous or Continuous Total Suspended Solids, mg/P Montfily Grab Total Iron, mg/P Monthly Grab Dissolved Iron, mg/P Monthly Grab Oil and Grease, mg/P 1Veekly visual pH, s.u. Weekly Grab Total Dissolved Solids, mg/P Quarterly Grab Whole Effluent Toxicity, Acute Quarterly Grab (d) Outfa1101? Effluent Parameter Measurement Frequencv Sample Tvoe Flow, MGD Weekly Instantaneous or Continuous Total Suspended Solids, mg/P Montlily Grab Total Recoverable Iron, mg/P Monthly Grab Oil and Grease, mg/P Weekly Visual pH, s.u. Weekly Grab Total Dissolved Solids, mg/¢ Quarterly Grab Whole Effluent Toxicity, Chronic Quarterly Grab (e) Outfa11007 Effluent Parameter Measurement Freauencv Sample Tvpg Flow, MGD Five/VVeek Instantaneous or Continuous BODS, mg/P Monthly Grab Total Suspended Solids, mg/P Monthly Grab Fecal Coliform, No./100 mP Monttily Grab Total Residual Chlorine, mg/P Weekly Grab Oil and Grease, mg/P Weekly Visual pH, s.u. Weekly Grab Influent Parameter Measurement Frequencv Sample Tvoe BODS, mg/P Mon[}dy Grab Total Suspended Solids, mg/P Mondtly Grab Szlf-monitoring samples taken is compliance with the monitoring requirements specified above shalt be performed at the following outfalls: 004, 005, 008, 009 and 015 - at the outfalls of the sedimentation ponds prior [o entering the Noah Fork of the Gunnison River; Ol4 and 018 - at the outfalls of the sedimentation ponds, prior to entering Sylvester Gulch and the West Fork of Sylvester Gulch. respectively; 007 - at [he outfall of the polishing pond prior [o entering pond MB-2R; OI 1, Olt and 013 - a[ [he outfalls from the mine dewatering systems prior to entering Sylvester Gulch, Minnesota Creek and Lone Pine Gulch, respectively; OI6 - at the outfall of the mine road culvert prior to entering the North Fork of the Gunnison River: Ol7 - at the outfall of the finishing pond, prior to entering [he West Fork of Sylvester Gulch; influent to domestic WWTF (007) - at dte headworks after screening and prior to treatment. If the permiuee, using the approved analytical methods, monitors any parameter more frequently than required by this . permit, then the results of such monitoring shall be included in the calculation and reporting of the values required in the Discharge Monitoring Report Form or other forms as required by the Division. Such increased frequency shall also be indicated. See Part I.C. for Definitions. Amendment No. ?Issued ~ p~o 77 Effective .4PR Ol. 1997 Amendment No. 4 IssuedE~-~--~-~y~,J~ffective ~Q 1 - ~t 9a