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Pretreatment Industrial Users <br /> General Permit Conditions Page <br /> 3of14 <br /> 12. The permittee shall take all reasonable steps to minimize or correct any adverse impact <br /> to the City of Stockton's wastewater collection system, Regional Wastewater Control <br /> Facility or the environment resulting from noncompliance with this permit, including such <br /> accelerated or additional monitoring as necessary to determine the nature of the <br /> noncomplying discharge. <br /> 13. If other constituents of concern are identified as being present or potentially present in <br /> wastewater discharged to the sanitary sewer under this permit, then this permit may be <br /> revised and a new monitoring and reporting program issued to include monitoring <br /> requirements for those constituents. This permit may be reopened and effluent limits may <br /> be established for those constituents. If this permit is reopened and new and/or more <br /> stringent effluent limits imposed,a phase-in period may be allowed forexisting discharges, <br /> if needed, to allow for adjustment of treatment processes. This will be determined on a <br /> case-by-case basis. <br /> 14. Self-Monitoring Sampling Requirements: <br /> a. Permittee is required to self-monitor wastewater generated on site for pollutants <br /> specified by the City of Stockton in this permit. <br /> b. Permittee shall monitor the final effluent wastewater discharge flow to the sanitary <br /> sewer on a continuous basis using a digital totalizing meter and separate recorder <br /> —.� with 24-hour or 7-day circular chart, unless otherwise specified in this permit. <br /> C. Permittee shall monitor the final effluent wastewater discharge pH to the sanitary <br /> sewer on a continuous basis using a digital meter with 2-point calibration capability <br /> and separate recorder with 24-hour or 7-day circular chart, unless otherwise <br /> specified in this permit. An audible alarm and automatic shut-off system for high <br /> and low pH occurrences is required. <br /> d. Permittee shall monitor the final effluent wastewater discharge temperature to the <br /> sanitary sewer on a continuous basis using a digital meter and separate recorder <br /> with 24-hour or 7-day circular chart, if temperature monitoring is specified in this <br /> permit. <br /> e. Permittee shall monitor the final effluent wastewater lower explosive limit (LEL)to <br /> the sanitary sewer on a continuous basis using a digital meter and separate <br /> recorder with 24-hour or 7-day circular chart, if LEL monitoring is specified in this <br /> permit. <br /> f. Permittee shall monitor the final effluent wastewater discharge to the sanitary <br /> sewer on a continuous basis using a refrigerated, flow-based, 24-hour composite <br /> sampler, unless otherwise specified in this permit. <br /> g. Sampling procedures and handling must be approved by the City of Stockton and <br /> —1 the laboratory utilized must be certified by the California State Water Resources <br />