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PART1 <br />Page No. 8 <br />Permit No. COG-850000 <br />_ Lunitatrons Monitoring Sample <br />Parameter 30-Day, 7-Day Daily Rationale Frequeucy Type <br /> Ayg, <br />Avg <br /> General Permit Requirement <br /> Continuous / Recorder/ <br />Flow, MGD Report NA Report Discharge Evaluation Instantaneous2 In-situ 2 <br />s.u. <br />pH N/A NA 6.5-9.0 Water Quality Standards Weekly Grab <br />l 3 <br />, <br />Oil and Grease, mg/l N/A NA 10 State Effluent Regulations Weekly Visua <br /> Federal Effluent Limitation Guidelines <br />Total Suspended Solids, mg/l 35 NA 70 Federal ELG Weekly Grab <br />Total Iron, mg/1 <br />Existing Sources (before 3.5 NA 7.0 Federal ELG Weekly Grab <br />5/4/84) 3.0 NA 6.0 <br />New Sources (after 5/4/84) <br />Settleable Solids, mUl <br />Report <br />NA <br />0.5 <br />Federal ELG <br />Weekly <br />Grab <br /> <br />mg/1 * <br />Total Dissolved Solids Site Specific Limitations <br />Report NA Report <br />Salinity Regulations <br />Quarterly ° <br />Grab <br />, <br />Total Phosphorus (as P), mg/l Report NA Various Control Regulations Monthly Grab <br />Total Recoverable Iron, ug/l 1000 NA NA Water Quality Standards Weekly Grab <br />Other Pollutants of Concern Various NA Various Water Quality Standards Weekly Grab <br />Whole Effluent Toxicity (WET) <br />Chronic Stat Diff and IC25 > IWC State Permit Limitations Quarterly 3 Grab/Test <br />Acute LC50 > 100% State Permit Limitations Grab <br />Footnotes 1-4, * , ** , and *** can be found under Part I.B.1 and Part I.B.2. <br />5. Effluent Limitations and Monitoring Requirements - Acid or Ferruginous Mine Drainage <br />The above category is subject to 40 CFR Part 434 Subparts C (Acid or Ferruginous Mine Drainage). At a minimum, the <br />following limitations may apply as outlined in these subparts. <br /> 1 imitations Monitoring Sample <br />parameter 30-Day 7-Day Daily Rationale ? <br />Frequency <br />Type <br /> A<<g. _ Avg..._._ _ Max. _ . _ _ . _... . _._._ _ _ .. _..- _. .._ _. _..._... ....? _._.. <br />_ _ <br />_? - General Permit Requirements <br /> Continuous / Recorder / <br />Flow, MGD Report NA Report Discharge Evaluation Instantaneous' In-situ'' <br />pH, s.u. N/A NA 6.5-9.0 Water Quality Standards Weekly Grab <br />l 3 <br />Oil and Grease, mg/1 N/A NA 10 State Effluent Regulations Weekly Visua <br /> Federal Effluent Limitation Guidelines <br />Total Suspended Solids, mg/1 35 NA 70 Federal ELG Weekly Grab <br />Total Manganese, mg/l 2.0 NA 4.0 Federal ELG Weekly Grab <br />Total Iron, mg/l <br />Existing Sources (before 514/84) <br />3.5 <br />NA <br />7.0 <br />Federal ELG <br />Weekly <br />Grab <br />.New Sources (after 5/4/84) <br />Settleable Solids, ml/1 3.0 <br />Report NA <br />NA 6.0 <br />0.5 <br />Federal ELG <br />Weekly <br />Grab <br /> <br />Total Dissolved Solids, mg/1 • Site Specific Limitations <br />Report NA Report <br />Salinity Regulations <br />Quarterly ° <br />Grab <br />Total Phosphorus (as P), mg/1 Report NA Various Control Regulations Monthly Grab <br />Total Recoverable Iron, ug/l *** 1000 NA NA Water Quality Standards Weekly Grab <br />Other Pollutants of Concern Various NA Various Water Quality Standards Weekly Grab <br />Whole Effluent Toxicity (WET) <br />Chronic Stat Diff and IC25 > IWC <br />Acute LC50 > 100% - <br />State Permit Limitations Quarterly 3 Grab/Test <br />State Permit Limitations Grab <br />Footnotes 14, * , ** , and *** can be found under Part I.B.1 and Part I.B.2.