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<br />PART I <br />Page 8 of 19 <br />F. GENERAL gEQUrnrNxarrg <br />1. Representative Sampling <br />Samples and measurements taken es required herein shall be <br />representative of the volume and nature of the monitored discharge. <br />All samples shall be taken at the monitoring points specified in this <br />permit and, unless otherwise specified, before the effluent joins or <br />is diluted by any ocher xastnatream, body of rater, or substance. <br />Monitoring paints shall not be changed xithout notification to and <br />approval by the Division. <br />2. Analytical and Sampling Methods for monitoring <br />Analytical and sampling methods utilized by the discharger shall <br />conform to Colorado Regulations for Effluent Limitations (10.1.5), <br />and to regulations published pursuant to Section 304 (h) of the Clean <br />Water Act. <br />Tha analytical method selected for a parameter shall be th~a one that <br />can measure the loxest detected limit for that parameter wiless the <br />permit limitation or stream standard for those parameters :not <br />limited, is xithia the testing range of another approved method. <br />3. Records <br />The parmittee shall establish sad maintain records. Those records <br />shall include thn folloxiag: <br />a) The date, type, enact location, sad time of sampling ~~r <br />measurements; <br />b) The individual(s) rho performed the sampling or measurements; <br />c) The date(s) the analyses were performed; <br />d) The individual(s) rho performed the analyses; <br />e) The analytical techniques or methods used; <br />f) The results of such analyses; and <br />g) Any other abservatlons xhich may result is as impact ~~n the <br />quality ar quantity of the discharge as indicated is ~l0 CFR <br />122.44 (1)(1)(111). <br />The permittee shall retain for a minimum of three (3) year: records <br />of all monitoring information, including all original strip chart <br />recordings far coatiauoua monitoring instrumentation, all ~:alibration <br />sad maintenance records, copies of all reports required by this <br />permit sad records of all data used to complete the application for <br />this permit. This period of retention shall be extended d~iring the <br />course of any unresolved litigation regarding the discharge of <br />pollutants by the permittee or xhen requested by the Division or <br />Regional Administrator of EPA. <br />Code: i - 22 Date: 1-84, revised 12-88 <br />