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MONITORING AND REPORTi,,G PROGRAM NO.5-01-814 -3- <br /> BP OIL COMPANY,TOSCO REFINING COMPANY, <br /> AND ST SERVICES BULK FUEL TERMINAL <br /> STOCKTON, SAN JOAQUIN COUNTY <br /> REPORTING <br /> When reporting data, the Discharger shall arrange the information in tabular form so that the date, <br /> the constituents, and the concentrations are readily discernible. The data shall be summarized in <br /> such a manner as to illustrate clearly the compliance with this Order. In addition, the Discharger <br /> shall notify the Board within 48 hours of any unscheduled shutdown of any soil vapor and/or <br /> groundwater extraction system. <br /> As required by the California Business and Professions Code Sections 6735, 7835, and 7835.1, all <br /> reports shall be prepared by a registered professional or their subordinate and signed by the <br /> registered professional. <br /> Quarterly reports shall be submitted to the Board by the 30th day of the month following the <br /> end of each calendar quarter(i.e., by 30 January, 30 April, 30 July, and 30 October) until <br /> such time as the Executive Officer determines that the reports are no longer necessary. Each <br /> quarterly report is to include the following minimum information: <br /> (a) A description of the groundwater sampling event, including field logs. At a minimum, field <br /> logs shall contain water quality parameters measured before, during, and after purging, <br /> method of purging, depth of water, volume of water purged, etc.; <br /> (b) Groundwater contour maps for all groundwater zones, if applicable; <br /> (c) Isocontour contaminant concentration maps for all groundwater zones, if applicable; <br /> (d) A table showing well construction details such as well number, groundwater zone being <br /> monitored, coordinates (northings and eastings), ground surface elevation, reference <br /> elevation, elevation of screen, elevation of bentonite, elevation of filter pack, and elevation of <br /> well bottom; <br /> (e) A table showing historical lateral and vertical (if applicable) flow directions and gradients; <br /> (f) Cumulative data tables containing the water quality analytical results and depth to <br /> groundwater; <br /> (g) A copy of the laboratory analytical data report; <br /> (h) If applicable, the status of any ongoing remediation, including cumulative information on the <br /> mass of contaminant removed from the subsurface, system operating time, the effectiveness <br /> of the remediation system, and any field notes pertaining to the operation and maintenance of <br /> the system; and <br />