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-3- <br />REPORTING <br />(c) Groundwater contour maps for all groundwater zones, if applicable. <br />(d) Isocontour pollutant concentration maps for all groundwater zones, if applicable <br />As required by the California Business and Professions Code Sections 6735, 7835, and <br />7835.1, a registered professional or their subordinate shall prepare all reports, and the <br />registered professional shall sign all reports. <br />Semi-annual electronic data reports, which conform to the requirements of the <br />California Code of Regulations, title 23, division 3, chapter 30, shall be submitted <br />electronically over the internet to the State Water Resources Control Board’s (State <br />Water Board’s) GeoTracker database system by the 1st day of the second month <br />following the end of each sampling calendar quarter (i.e., by 1 May, and 1 <br />November), until such time as the Executive Officer determines that the reports are no <br />longer necessary. <br />Semi-annual paper copy reports shall be submitted to the Central Valley Water Board <br />by the 1st day of the second month following the end of each sampling calendar <br />quarter (i.e., by 1 May, and 1 November) until such time as the Executive Officer <br />determines that the reports are no longer necessary. Each report shall include the <br />following minimum information: <br />When reporting data, the Discharger shall arrange the information in tabular form so <br />that the date, the constituents, and the concentrations are readily discernible. The data <br />shall be summarized in such a manner as to illustrate clearly the compliance with this <br />Order. In addition, the Discharger shall notify the Board within 48 hours of any <br />unscheduled shutdown of any remediation system. <br />MONITORING AND REPORTING PROGRAM No. R5-2007-0829 (REVISED) <br />CHEVRON ENVIRONMENTAL MANAGEMENT COMPANY <br />BANTA BULK FUEL TERMINAL <br />SAN JOAQUIN COUNTY <br />(a) A description and discussion of the groundwater sampling event and results, <br />including trends in the concentrations of pollutants and groundwater elevations in <br />the wells, how and when samples were collected, and whether the pollutant <br />plume(s) is delineated. <br />(b) Field logs that contain, at a minimum, water quality parameters measured before, <br />during, and after purging, method of purging, depth of water, volume of water <br />purged, etc. <br />(e) A table showing well construction details such as well number, groundwater zone <br />being monitored, coordinates (longitude and latitude), ground surface elevation, <br />reference elevation, elevation of screen, elevation of bentonite, elevation of filter <br />pack, and elevation of well bottom. <br />(f) A table showing historical lateral and vertical (if applicable) flow directions and <br />gradients.