933.09 RECORDS AND REPORTS.
   (a)    General Requirements. The Director may require industrial users to submit periodic discharge reports, including, but not limited to: questionnaires, technical reports, sampling reports, test analyses and reports of wastewater discharge.
   When a report filed by an industrial user pursuant to this section is not adequate in the judgment of the Director, he may require the user to supply such additional information as is necessary.
   Any change in the industrial process which will have a significant effect on the volume or characteristics of the wastewater discharge shall require prior notification to and approval of the Director.
   As a minimum, the Director may require industrial users having an average monthly water use greater than 500 cubic feet to complete and file an industrial wastewater survey form. Any industrial user, determined to be a major contributing industry as defined herein, shall be required to file and submit periodic reports on the characteristics and volume of their discharge as required by the Federal and State EPA. If there has been no change in the volume or characteristics of the wastewater, the form may be filed indicating no change.
   (b)   Records. Major contributing industries are required to maintain plant records relating to wastewater discharge as specified by the Director, and to afford the Director or any person authorized to represent him access to these records immediately when so requested by the Director or his authorized representative during normal business hours. Records shall be retained for at least three years.
   (c)    Pretreatment Compliance Reports. Industrial users subject to pretreatment standards shall periodically submit pretreatment compliance schedules and progress reports as required by the City.
(Ord. 87-8399. Passed 2-18-87.)