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PART I <br />Page 17 of 47 <br />Permit No.: CO0000213 <br />revise the selection, design, installation, and implementation of facility control measures to ensure that the condition is <br />eliminated and will not be repeated in the future: <br />a. an unauthorized release or discharge (e.g., spill, leak, or discharge of non-stormwater not authorized by a CDPS permit) <br />occurs; <br />b. facility control measures are not stringent enough for the discharge to meet applicable water quality standards; <br />c. modifications to the facility control measures are necessary to meet the practice -based effluent limits in this permit; or <br />d. the permittee finds in a facility inspection, that facility control measures are not properly selected, designed, installed, <br />operated or maintained. <br />2. Condition that Requires Review and Modification <br />If the following condition occurs, the permittee must review the selection, design, installation, and implementation of facility <br />control measures to determine the appropriate modifications necessary to attain the effluent limits in this permit: <br />a. construction or a change in design, operation, or maintenance at the facility significantly changes the nature of <br />pollutants discharged in stormwater from the facility, or significantly increases the quantity of pollutants discharged. <br />3. Corrective Action Reports and Deadlines <br />The permittee must document discovery of any condition listed in this part, within 24 hours and 5 days as described below, <br />submit the documentation in an annual report as required in the REPORTING AND RECORDKEEPING section, and retain a copy <br />onsite with the facility SWMP as required in the STORMWATER MANAGEMENT PLAN section. <br />24 hour documentation requirement: <br />Within 24 hours of discovery of any condition listed in the INSPECTIONS section, the permittee must document the <br />following information: <br />i. Identification of the condition triggering the need for corrective action review; <br />ii. Description of the problem identified; and <br />iii. Date the problem was identified. <br />b. Five (5) day documentation requirement: <br />Within five (5) days of discovery of any condition listed in this section, the permittee must document the following <br />information: <br />i. Summary of corrective action taken or to be taken (or, for triggering events that require Review and Modification <br />and the permittee determines that corrective action is not necessary, the basis for this determination); <br />ii. Notice of whether SWMP modifications are required as a result of this discovery or corrective action; <br />iii. Date corrective action initiated; and <br />iv. Date corrective action completed or expected to be completed. <br />4. Control measure modification <br />Modification of any control measure as part of the corrective action required by the CORRECTIVE ACTIONS section must be <br />performed consistent with the CONTROL MEASURES section of this permit. <br />