2014-10-17_PERMIT FILE - C1981035A (3)

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PART H Page No. 15 Permit No. COO-500000 seven (7) consecutive day period. For fecal coliform or E. coli bacteria, it is the geometric mean of all samples taken in a seven (7) consecutive day period. Such seven (7) day averages shall be calculated for all calendar weeks, which are defined as beginning on Sunday and ending on Saturday. If the calendar week overlaps two months (i.e. the Sunday is in one month and the Saturday it the following month), the seven (7) day average calculated for that calendar week shall be associated with the month that coat: le Saturday. Samples may not be used for more than one (1) reporting period. (Not applicable to fecal coliform or E. coif determiuL _,ns.) 16. "Thirty (30) day average" means the arithmetic mean of all samples collected during a thirq consecutive -day period. The permittee shall report the appropriate mean of all self - monitoring sample data collected during the calendar month on the Discharge Monitoring Reports. Samples shall not be used for more than one reporting period. 17. "Total Metals" means the concentration of metals determined in an unfiltered sample following vigorous digestion (Section 4.13), or the sum of the concentrations of metals in both the dissolved and suspended fractions, as described in Manual of Methods for Chemical Analysis of Water and Wastes, U.S. Environmeuital Protection Agency, March 1979, or its equivalent 18. "Total Recoverable Metals" means that portion of a water and suspended sediment sample measured by the total recoverable analytical procedure described in Methods for Chemical Analysis of Water and Wastes, U.S. Environmental ProtectionAgency , March 1979 or its equivalent. 19. "Twice Monthly" monitoring frequency means that two samples shall be collected each calendar month on separate weeks with at least one full week between the two sample dates. Also, there shall be at least one full week between the second sample of a month and the first sample of the following month. 20. "Visual" observation is observing the discharge to check for the presence of a visible sheen or floating oil. 21. "Water Quality Control Division" or "Division" means the state Water Quality Control Division as established in 25-8 -101 et al Additional relmat definitions are found in the Colorado Water Quality Control Act, CRS §§ 25 -8-101 g1 seel ,., the Colorado Discharge Permit fystem Rem (Regulation 61- 5 CCR 1002 -61) and other applicable regulations. D. GENERAL MONITORING, SAMPLING, AND REPORTING REQUIREMENTS 1. Routim $fig of Data Reporting of the data gathered in compliance with Part LB-3. shall be on a basis. Reporting of all data gathered shall comply with the requirements of Part I.D. (General Requirements). Monitoring results shall be summarized for each calendar quarter and reported on Division approved discharge monitoring report (DMR) forms (EPA form 3320 -1). The form shall be mailed to the Division at the address listed below so they are received no later than the 28th day of the month following the end of the quarter (for example, the DMR for the first calendar quarter nun be received by the Division by Apra 28th). If no discharge occurs during the reporting period, No Discharge" shall be reported. The DMR forms consist of four pages -the top "original" copy, and three attached no- carbon required copies. After the DMR form has been filled out and signed, the four copies must be separated and distributed as follows: The first gnggW signed copy of each discharge monitoring report (DMR) shall be submitted to the Division at the following address: Colorado Department of Public Health and Environment Water Quality Control Division WQCD -P -B2 4300 Ch=Ty1Crek Drive -South - -- - -- - - -- Denver, CO 80222 -1530 Additional copies are for the permittee records. The Discharge Monitoring Report forms shall be filled out accurately and completely in accordance with requirements of this permit and the instructions on the forms. They shall be signed by an authorized person as identified in Part I.D.7 shall sign them. Calculations for all limitations, which require the averaging ofineasurem ents, shall utilize an arithmetic mean unless otherwise specified by the Division in the permit. 2. $fig - Stormwater Annual Report The permittee will be required to submit an Annual Report, covering January I through December 31 of each year, on the overall compliance with the SWMP. The Annual Report will contain, at a minimum: a) ?Name of permittee, address, phone number, and permit certification number.