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MONITORING AND REPORTING PROGRAM NO. R5-2007-0808 - 0 NEW WEST PETROLEUM/FLAG CITY SHELL SAN JOAQUIN COUNTY REPORTING When reporting data, the Dischargers shall arrange the information in tabular form so that the date, the constituents, and the concentrations are readily discernible. The data shall be summarized in such a manner as to illustrate clearly the compliance with this Order. In addition, the Dischargers shall notify Regional Board staff within 48 hours of any unscheduled shutdown of any soil vapor and/or groundwater extraction system. As required by the California Business and Professions Code Sections 6735, 7835, and 7835.1, all reports shall be prepared by, or under the direction of, a registered professional and signed by the registered professional. Paper copies of quarterly reports shall be submitted to the Regional Board by the 1st day of the second month following the end of each calendar quarter (i.e., by 1 February, 1 May, 1 August, and 1 November) until such time as the Executive Officer determines that the reports are no longer necessary. Each quarterly report shall include the following minimum information: (a) a description and discussion of the groundwater sampling event and results, including trends in the concentrations of wastes and groundwater elevations in the wells, how and when samples were collected, and whether the waste plume(s) is delineated; (b) field logs that contain, at a minimum, water quality parameters measured before, during, and after purging, method of purging, depth of water, volume of water purged, etc.; (c) groundwater contour maps for all groundwater zones; (d) isocontour waste concentration maps for all groundwater zones; (e) a table showing well construction details such as well number, groundwater zone being monitored, coordinates (northings and eastings), ground surface elevation, reference elevation, elevation of screen, elevation of bentonite, elevation of filter pack, and elevation of well bottom; (f) a table showing historical lateral and vertical (if applicable) flow directions and gradients; (g) cumulative data tables containing the water quality analytical results and depth to groundwater, (h) a copy of the laboratory analytical data report, (i) if applicable, the status of any ongoing remediation, including cumulative information on the mass of waste removed from the subsurface, system operating time, the effectiveness of the remediation system, and any field notes pertaining to the operation and maintenance of the system; and Q) if applicable, the reasons for and duration of all interruptions in the operation of any remediation system, and actions planned or taken to correct and prevent interruptions. The 4th Quarterly Report of each year shall be an Annual Report submitted to the Regional Board by 1 February of each year. This report shall contain an evaluation of the effectiveness