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Draft Cleanup and AbatemeriOrder No. R5-2008- • -10- Forward 10 - Forward Landfill San Joaquin County e. By 1 March 2009, the Discharger shall submit a report of sampling results to Central Valley Water Board, the landowner/well user, and to the San Joaquin County Environmental Health Department. This report shall include a description of the sampling activities, an evaluation of each well's water chemistry, the geographic position of each well (latitude and longitude coordinates obtained with a handheld GPS unit is acceptable), the well completion report if available, a recommendation to add the well to the monitoring and reporting program, if appropriate, and documentation that the owners received the data for their well with an explanation of the results. 2. Source Control a. No later than 31 December 2008, the Discharger shall submit a plan to modify the Austin Road Landfill's groundwater and landfill gas extraction systems such that VOC contaminants are prevented from migrating north past the facility's point of compliance. The plan shall also include a proposed monitoring plan that meets the requirements in California Code of Regulations, title 27, section 20430(d). b. No later than 31 March 2009, the Discharger shall: i. Prevent all contaminants from migrating past the Austin Road Landfill point of compliance. ii. Continuously operate the corrective action treatment system (24 hours a day, 365 days a year) operation except for periodic and required maintenance or unpreventable equipment failure until the groundwater plume is remediated to comply with concentration limits. The Discharger shall optimize remedial systems as needed to improve system efficiency, operating time, and/or pollutant removal rates iii. Initiate the approved corrective action monitoring program that meets the requirements in California Code of Regulations, title 27, section 20430(d). c. By 1 June 2009, the Discharger shall submit technical report demonstrating whether the corrective action system is achieving the performance standard listed above in 2(a).