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~ J <br />B. MONITORING AND REPORTING <br />• 1. Representative Sampling <br />P I <br />4 of 14 <br />PE MIT N0: CD-0036781 <br />Samples and measurements taken as required herein shall be representative <br />of [he volume and nature of the monitored discharge. <br />2. Reporting <br />Monitoring results obtained during the previous 3 months shall be <br />summarized for each calendar quarter and reported on applicable <br />discharge monitoring report forms (EPA Form 3320-1), postmarked no <br />later than the 28th day of the month following the completed quarter. <br />For example, for the 1st quarter (January, February and March) the <br />report would be due on or before April 28. If no discharge occurs <br />during the reporting period, "No Discharge" shall he reported. <br />Duplicate signed copies of these, and all other reports required <br />herein, shall be submitted to the Regional Administrator and the <br />State at the following addresses: <br />Colorado Department of Health U.S..~Environmental Protection Agency <br />Water Quality Control Division 1860 Lincoln Street - Suite 103 <br />Monitoring E Enforcement Section Denver, Colorado 80295 <br />4210 East 11th Avenue Attention: Enforcement - Permit Prcaram <br />Denver, Colorado 80220 <br />3. Definitions <br />a. A "composite" sample, for monitoring requirements, is defined as a <br />minimum of four (4) grab samples collected at ecually spaced two (2) <br />hour intervals and proportioned according to flow. <br />b. A "grab" sample, for monitoring requirements, is defined as a single <br />"dip and take" sample collected at a representative point in the <br />discharge stream. <br />c. An "instantaneous" measurement, for monitoring requirements, is defined <br />as a single reading, observation, or measurement using existing <br />monitoring facilities. <br />4. Test Procedures <br />Test procedures for the analysis of pollutants shall conform to regulations <br />published pursuant to Section 304 (h) of the Act, and Colorado State Efflue-t <br />Limitations (10.1.4), under which such procedures may be required. <br />5. Recording of Results <br />For each measurement or sample taken pursuant to the requirements of this <br />permit, the permittee shall record the following in~crmation: <br />a. The exact place, dace, and time e= sampling; <br />• Th <br />d <br />h <br />b l <br />• r <br />w <br />d <br /> e <br />ates [ <br />. <br />e ana <br />yses <br />were pe <br />e <br />; <br />o <br /> c. The person(s) who performed the sampling; <br />1'/'_~ <br />