SITE INFORMATION AND CORRESPONDENCE

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STANDARD PROVISION AND REPORTING REQUIREMENTS -5- Waste Discharge to Land from Cleanup of Petroleum Fuel Pollution C. Provisions for Monitoring: 1. All analyses shall be made in accordance with the Environmental Protection Agency (EPA) latest edition of: (1) Methods for Organic Chemical Analysis of Municipal and Industrial Wastewater (EPA 600 Series), (2) Test Methods for Evaluating Solid Waste (SW 846-latest edition) and Methods for the Determination of Organic Compounds in Drinking Water(EPA 500 Series). The test method may be modified subject to application and approval of alternate test procedures under the Code of Federal Regulations (40 CFR 136).' 2. Chemical, bacteriological, and bioassay analysis shall be conducted at a laboratory certified for such analyses by the State Department of Health Services (DHS). In the event a certified laboratory is not available to the Discharger, analyses performed by a non-certified laboratory will be accepted provided a Quality Assurance-Quality Control Program is instituted by the laboratory. A manual containing the steps followed in this program must be kept in the laboratory and shall be available for inspection by Board staff. The Quality Assurance-Quality Control Program must conform to EPA and DHS guidelines or to procedures approved by the Board. 3. Unless otherwise specified, all metals shall be reported as Total Metals. 4. The Discharger shall retain records of all monitoring information, including all calibration and maintenance records, all original strip chart recordings of continuous monitoring instrumentation, copies of all reports required by this Order, and records of all data used to complete the application for this Order. Records shall be maintained for a minimum of three years from the date of the sample, measurement, report, or application. This period may be extended during the course of any unresolved litigation regarding this discharge or when requested by the Regional Board Executive Officer. Record of monitoring information shall include: a. the date, exact place, and time of sampling or measurements, b. the individual(s)who performed the sampling or measurements, c. any other individuals who had custody of the samples prior to analysis, d. the conditions under which samples were stored between collection and analysis, e. the date(s) analyses were performed, f. the individual(s)who performed the analyses, g. the laboratory which performed the analysis, h. the analytical techniques or methods used, and i. the results of such analyses. 5. All monitoring instruments and devices used by the Discharger to fulfill the prescribed monitoring program shall be properly maintained and calibrated at least yearly to ensure their continued accuracy.