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. WASTE DISCHARGE REQUIREMr-NTS 9 CITY OF MANTECA AND CITY OF LATHROP WASTEWATER QUALITY CONTROL FACILITY SAN JOAQUIN COUNTY comply with this Order. Pollutant-free wastewater means rainfall, groundwater, cooling waters, and condensates that are essentially free of pollutants. 2. The Discharger shall conduct the chronic toxicity testing specified in the Monitoring and Reporting Program. If the testing indicates that the discharge causes, has the reasonable potential to cause, or contributes to an in-stream excursion above the water quality objective for toxicity, the Discharger shall submit a workplan to conduct a Toxicity Reduction Evaluation (TRE) and upon approval conduct the TRE, and this Order will be reopened and a chronic toxicity limitation included and/or a limitation for the specific toxicant identified in the TRE included. Additionally, if a chronic toxicity water quality objective is adopted by the State Water Resources Control Board, this Order may be reopened and a limitation based on that objective included. 3. Neither the discharge nor its treatment shall create a nuisance or pollution as defined in Section 13050 of the California Water Code. 4. The Discharger shall comply with all the items of the "Standard Provisions and Reporting Requirements for Waste Discharge Requirements (NPDES)", dated I March 1991, which are Dart of this Order. This attachment and its individual paragraphs are referred to as "Standard Provisions)". 5. The Discharger shall submit a Sludge Management Plan by 1 December 1997, to comply with Sludge Management Specifications D.I and D.2. This plan shall include a monitoring program to allow determinations of compliance with the Sludge Management Specifications. This monitoring will be included as part of the attached Monitoring and Reporting Program. 6. The Discharger shall comply with all pretreatment requirements contained in 40 CFR, Part 403, and shall be subject to enforcement actions, penalties, fines and other remedies by EPA or other appropriate parties, as provided in the Clean Water Act, as amended. The Discharger shall implement and enforce its approved Publicly-Owned Treatment Works (POTV�o Pretreatment Program which is hereby made an enforceable condition of Pretreatment Program which is hereby made an enforceable condition of these requirements. EPA may initiate enforcement action a_rainst an industrial user for noncompliance with applicable standards and requirements as provided in the Clean Water Act. In order, to comply with this Provision, the Discharger shall comply with the following time schedule. Date a. Submit the results of an industrial user survey. 1 Jan 1998 b. Submit an Inspection and Monitoring Program. 1 Feb 1998 C. Submit specific effluent limitations (local limits) 1 April 1998 For the general prohibited pollutants which shall Incorporated into the pretreatment ordinance.