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PAR'C I <br />Page 8 of 19 <br />F. G~IEP,AL REQUL~EPIEYTS <br />1. Representative Sampling <br />Samples and measurements taken as 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, be:Eore the effluent joins or <br />is diluted by any other wastestream, body of water, or substance. <br />Monitoring points shall not be changed without 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.L.5), <br />and to regulations published pursuant to Suction 304 (h) of the Clean <br />T.~ater Act. <br />The analytical method selected for a parameter shall be the one that <br />can measure the lowest detected limit for that parameter unless the <br />permit limitation or stream standard for Gnose parameters not <br />limited, is within the testing range of another approved method. <br />3. Records <br />The permittee shall establish and maintain records. Those records <br />shall include the following: <br />a) The date, type, exact location, and time of sampling or <br />measurements; <br />b) The individual(s) who performed the sampling or measurements; <br />c) The date(s) the analyses were performed; <br />d) The individual(s) who performed the analyses; <br />e) The analytical techniques or methods used; <br />f) The results of such analyses; and <br />g) Any other observations which may result in ~n Smpact on the <br />quality or quantity of the discharge as indicated in 40 CFR <br />122,44 (i}(1}(iii). <br />The permittee shall retain for a minimum of three (3) years records <br />of all monitoring information, including all original strip chart <br />recordings Eor continuous monitoring instrumentation, all calibration <br />.and maintenance records, copies of all reports required by this <br />permit and records of all data used to complete L'he application for <br />this permit. This period of retention shall be Extended during rile <br />course of any unresolved litigation regarding thc~ discharge of <br />pollutants by the permittee or whe^ requested by the Division or <br />Regional Administrator of EPA. <br />Code: i - ~? Date: 1-84, revised 12-88 <br />n <br />LJ <br /> <br /> <br />