COMPLIANCE INFO_2019 - Laserfiche WebLink

Home Browse Search

Pretreatment Industrial Users -- General Permit Conditions Page 2 of 7 the laboratory utilized must be certified by the State of California Department of Public Health for the specific analysis conducted. C. Acceptable methods for the analysis of wastewater required in the Wastewater Discharge Permit Self -Monitoring Sample Program shall be limited to those listed in 40 CFR Part 136. d. Composite sampling shall be flow proportional and conducted on a continuous 24 hour basis, unless otherwise specified in this permit. Composite samples shall be changed out and restarted after each consecutive 24 hour period. e. Sampling frequency and reporting will be determined on a "case-by-case" basis, but must at least comply with 40 CFR 403.12 (g) "Monitoring and Analysis to Demonstrate Continued Compliance" and any specific categorical requirements. Self-monitoring sample frequencies of once per 3 months shall mean once per calendar quarter (January through March, April through June, July through September and October through December). g. Self-monitoring sample frequencies of once per 6 months shall mean once per calendar 6 month period (January through June and July through December). 8. Permittee shall perform all required quality assurance and control procedures as contained within City of Stockton Quality Assurance Manual. 9. If more than the required number of samples are taken for analysis, those results shall also be reported to the City of Stockton. Permittee must report all results [40 CFR 403.12(k)(1)). 10. The City may use grab samples for the determination of compliance with local limitations and other applicable limits. 11. The permittee must notify the City of Stockton, Environmental Control Office, within 24 hours of discovery of any violation with Federal Categorical Pretreatment Standards, State, local limitations or any condition contained within this permit. Permittee shall repeat sampling and pollutant analysis for those which exceeded limitation requirements and shall submit, in writing, the results of this second analysis within 30 days after becoming aware of this violation. The report shall also include all steps taken or to be taken to reduce, eliminate, and prevent recurrence of such violations. 12. Permittee shall comply with all reporting requirements contained within the Federal categorical regulations (40 CFR 403.12). At a minimum, unless otherwise specified in this wastewater discharge permit, semi-annual reports must be submitted to the City by January 10th and July 10th (for the previous six month period). 13. Information and data on a permittee obtained from reports, questionnaires, permit applications, permits and monitoring programs and from inspections shall be available to the