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PART 1 <br />Page xiv <br />Permit No. CO-0000396 <br />F. GENERAL REQUIItEMENTS <br />2. Analvtit~l trod SarrtDling Methods far Monitoring fcantinuedl <br />Procedure for determining settleable solids is contained in 40 CFR 434.64. The method detection limit for measuring <br />settleable solids under this part shall be 0.4 ml/l. <br />3. Reco <br />The permittee shall eatebliah and maintain rernrds. Those records shall include the following: <br />a) The date, type, exact loa6ttn, sad lira of sampling or measurements; <br />b) The individual(s) who performed the sampling or measuromeats; <br />c) The date(s) the analyses were performed; <br />d) The individtul(s) who performed the analyses; <br />e) The awlytical techniques a methods used; <br />t) The rraults of such analyses; sad <br />g) Any older observations which may result in an impact on the quality or quantity of the discharge as indicated in 40 <br />CFR 122.44 (i)(1)(iii). <br />The permittee shall retain for a minimum of throe (3) years records of all monitoring information, including all original <br />strip chart recordings for continuous monitoring instrumeatation, all calibration and maintemnce records, copies of all <br />reports roquirad by this permit and records of all data used to templets the application for this permit. This period of <br />retention shall be extended during the course of my unresolved litigation regarding the discharge of pollutants by the <br />permittce or when requested by the Division. <br />4. Flow Measuring Devi <br />If not already a part of the permitted facility, within ninety (90) days after the effective date of the permit, a flow <br />mPncn.;ng device shall be installed to give representative values of effluent quantities at the respective discharge points. <br />Unless specifically exempted, or modified in Part I.B.2 of Wis permit, a flow measuring device will be applicable at all <br />designated discharge points. <br />At the request of the Water Quality Control Division, the permittee shall show proof of the accuracy of any <br />flow-mPA~L*+ag device used in obtaining data submitted in the monitoring report. The flow-measuring device must <br />indicate values within ten (10) percent of the actual flow being discharged from the facility. <br />RJCIaP 4VM <br />