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A. EFFLUENT LIMITATIONS AND MONITORING REQUIf2EPiENTS <br />4. During the period beginning July 1, 1977 and lasting through June 30. 1978 <br />the permittee is authorized to discharge from outfall(s)serial number(s) 002 b 003 (upper and lower tailing decants <br />respectively.! <br />Such discharges shall be limited and monitored by the permittee as specified below: and in Par[ I, Sections A.5 E A.6: <br />Effluent Characteristic Discharge Limitations Monitoring P.equire~nts <br />Weight Concentration <br />kg/day(lbs/day) mg/1 mg/1 Measurement Sar.~le <br />30-day Avg a/ Daily Max b/ 30-day Avg a/ Daily I•Iax b/ Frequency d/' Type <br />F1 a:•-m3/Day(piGD) u/A ry'/(~ N/A N/A Daily c1 <br />To Cal Suspended S olids N/A N/A N/A 30 Monthly Grab <br /> <br />Turbidity, JTU <br />N/A <br />N/A <br />N/A <br />30 <br />Weekly <br />Grab • <br />Total Zlnc N/A 11/A 0.3 0.5 Monthly Grab <br />Total Lead NIA tl/A 0.06 0.5 Monthly Grab <br />Total Iron N/A N/A NIA 2.0 Monthly Grab <br />Total Copper ~ N/A NJA N/A 0.5 Monthly Grab <br />Cyanide N/A N/A 0.01 0,02 Monthly Grab <br />Chemical Oxygen Demand NIA N/A N/A NJA Monthly Grab <br />The concentration of O11 and Grease shall not exceed 10 mg/1 1n any grab sample nor shall there be a visible sheen <br />in the effluent. The effluent shall be visually examined weekly for the presence of a sheen or floating oil and <br />hs results shall be recorded. <br />The pH shall not be less than 6.0 standard units nor grea ter than q',0,~ standa rd units and shall be <br />monitozed weekly with a grab sample. ' <br />• <br />There shall 6e no discharge of float ing solids or visible fo am in othe r than trace amo unts. <br />Sar.~ples taken in compliance with Che monitoring requirements specified above shall be taken at the following • ' <br />location(s): At the point of discha rge prior to mixing with any other waters. <br /> ro ro ro <br />ro w > <br />a( This limitati on shall be determi ned by the arithmetic me an of a minimum of three (3) consecut ive samples ~ ~ y <br />taken on sepa rate weeks in a 30- day period (minimum tota l of three (3) samples); ,., w. ~, <br />b( This Limitati on means the total discharge by weight, or ti7e average concentration, during any calendar •° o <br />d ay . .,, <br /> ~ <br />o- <br /> <br />c' Welr, flume, <br />or o[lier comparably <br />accurate flow, measuring <br />device or <br />techn(que. ,,,, <br />o° <br /> n~ <br />u` <br />J/ rtonl[orlny Is fcqulrc~ only whin discharying, '~ <br />