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JUN-01-2004 15:42 91c 362 8100 <br /> 916 362 8100 P.oe <br /> CLEANUP AND ABATEMENT ORDER NO. 5-00-707 6 <br /> FORMER UNOCAL AND MONTGOMERX WARDS <br /> 5606 AND 5400 PACIFIC A'V'ENUE, STOCKTON <br /> SAN JOAQUIN COUNTY <br /> Site Specific investigation and Cleanup Tasks for Unocal Site Camnliance hate <br /> 10. Within 30 days of Board staff approval of the selected Remedial Option, 26 January 2001 <br /> and receipt of required permits to construct and operate the remedial <br /> system, but no later than 26 January 2001,Unocal is to implement and <br /> continuously operate,the approved remediation system,with the <br /> exception of periodic and scheduled maintenance. Any interruption in <br /> the operation of the cleanup system(s), other than-for scheduled <br /> maintenance,without prior written appro val of the Executive Officer,is <br /> a violation of this Order. <br /> Reporting and Permits for Unocal and Wards <br /> 11. Notify the Board and County staff at least two business days prior to any site work or sampling. <br /> 12. Obtain all necessary local and state permits prior to beginning work. Failure to apply for any <br /> permits in a timely mariner, which result in missed compliance dates;constitutes a violation of <br /> this Order,unless permitted by the Executive Officer. <br /> 13. Submit all reports and correspondence to the Board's Sacramento Office,the San Joaquin <br /> County Environmental Health Division,Delta College,and all parties (or representatives) <br /> identified in this Order. Under penalty of perjury,the technical reports as directed, which shall <br /> be submitted to the Executive Officer of the Board and to the County, must be signed by an <br /> appropriately licensed professional.(technical reports and plans, including drilling logs and soil <br /> and groundwater sampling, are to be prepared, signed, and certified by a Registered Geologist, <br /> Registered Civil Engineer, Certified Engineering Geologist, or Certified Hydrogeologist). All <br /> registered professionals must be licensed by the State of California. <br /> Quarterly Reporting <br /> 14. By 16 October 2000, and the 15th day of the month following the end of each calendar quarter, <br /> submit a quarterly progress report for the Unocal and the Wards sites that provides the results of <br /> remediation activities, groundwater monitoring and sample analysis, and site work performed <br /> during the previous calendar quarter., Groundwater analysis is to include TPAg, benzene, <br /> toluene, ethyl benzene, total xylenes, ethylene dibromide, 1,2-dichloroethane,Mt$E, TBA, <br /> DIPS, ETRE, TAME,ethanol, and methanol. All analytes except TPHg are to be analyzed by <br /> EPA Method 82608. The quarterly progress reports shall include: <br /> a. Groundwater elevation contour maps (shallow and deep). <br /> b_ Groundwater flow diagram to document hisioric flow directions and magnitude. <br /> G- Flydmoraphs for representative shallow and deep monitoring wells. <br />