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PART <br />Page 5 <br />Permit No. COG - 603000 <br />B. TERMS AND CONDITIONS <br />1. Narrative Limitations and Exclusions <br />a. Industrial discharges from cleaning shall not cause, have the reasonable potential to cause, or measurably contribute to <br />an exceedance of water quality standard, including narrative standards for water quality. <br />b. Chemicals may not be added to the discharge unless the Division grants specific permission, which will be stated in the <br />certification to discharge. In granting the use of chemicals, special conditions and monitoring requirements may be <br />addressed in the certification to discharge. <br />c. There shall be no discharge of solid animal or food waste, vegetative wastes (grass, leaves, manure, garbage, etc.), or <br />any floating solids or visible foam in other than trace amounts. <br />d. All discharges must comply with the lawful requirements of federal agencies, municipalities, counties, drainage <br />districts, and other local agencies regarding any discharges to storm drain systems, conveyances, or other water courses <br />under their jurisdiction. In addition, prior to the discharge the permittee must notify the owner of the system of the <br />date, approximate time, location, and duration of the discharge(s). <br />2. Numeric Effluent Limitations and Monitoring Requirements <br />In accordance with the Water Quality Control Commission Regulations for Effluent Limitations, Section 62.4. (5 CCR 1002 -62), <br />and the Colorado Discharge Permit System Regulations, Section 61.8.(2) (5 CCR 1002 -61), at a minimum, the permitted <br />discharge shall not contain effluent parameter concentrations which exceed the following limitations. Also, see Best <br />Management Practices (BMP) Plan requirements in Part I.B.3. of this permit. <br />Discharges authorized under this permit are considered temporary in nature due to their expected short duration; however, <br />foundation dewatering may be a continuous discharge. The use of Table 1 or 2 will be specified in the certification. <br />a. Table 1— Effluent Limitations and Monitoring Requirements for short-term discharges (i.e. well development and/or <br />monitoring and observation wells). <br />Effluent Parameter <br />Maximum <br />Limitations <br />Sample Ty <br />Recorder <br />Total Suspended Solids, mg/I <br />30 <br />2X/discharge <br />Grab <br />pH s.u. <br />6.5 -9.0 <br />2X/discharge <br />In -situ <br />Oil and Grease, mg /13 <br />10 <br />2X/discharge <br />Visual/Grab <br />Site specific <br />Other Pollutants, units <br />Limit <br />2X/discharge <br />Grab <br />Other Pollutants, units <br />Report <br />2X /discharge <br />Grab <br />Total Dissolved Solids, mg/14 Report 2X/discharge Grab <br />Total Phosphorus mg/1; 0.05 2X/discharge Grab <br />Total Phosphorus, mWl Report 2X/discharge Grab <br />