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Cleanup and Abatement Order R5-2008-0714 Forward Landfill San Joaquin County 12 v. A schedule for implementation of the selected remedy from the engineering feasibility study. This schedule shall include milestones and the final completion date for remediation of the entire groundwater plume and a date when groundwater quality will reach applicable concentration limits for all constituents of concern. e. By 15 February 2010, the Discharger shall complete all approved modifications to the corrective action system identified in the engineering feasibility study. The Discharger shall document its compliance, or lack thereof, with this requirement in its Quarterly Progress Report. a. By 15 December 2009, the Discharger shall maintain a corrective action monitoring system, in compliance with California Code of Regulations, title 27, section 20415(b)(1)(D), and approved by the Executive Officer, to evaluate the operational performance of the entire corrective action remediation system. b. By 15 March 2010, the Discharger shall continuously operate the newly Am upgraded corrective action system until the groundwater plume is remediated IW to comply with concentration limits. The Discharger shall optimize remedial systems as needed to improve system efficiency, operating time, and/or pollutant removal rates. Upon startup of any remediation system(s), the Discharger shall operate the remediation system(s) continuously (24 hours a day, 365 days a year) operation except for periodic and required maintenance or unpreventable equipment failure. 5. Corrective Action Program Notification: a. The Discharger shall notify the Central Valley Water Board within 24 hours of any unscheduled shutdown of the remediation system(s) that lasts longer than 48 hours. This notification shall include the cause of the shutdown and the corrective action taken (or proposed to be taken) to restart the system. Any interruptions in the operation of the remediation system(s), other than for maintenance, emergencies, or equipment failure, without prior approval from Central Valley Water Board staff or without notifying the Central Valley Water Board within the specified time is a violation of this Order. A copy of any notifications shall be placed in the facility operating record. b. The Discharger shall notify Central Valley Water Board staff at least three working days prior to any onsite work, testing, or sampling that pertains to environmental remediation and investigation and is not routine monitoring, maintenance, or inspection.