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WASTE DISCHARGE REQUIREMENTS ORDER NO. • g- KEARNEY-NATIONAL,INC. AND UPRIGHT CONSTRUCTION 1 FORMER KEARNEY-KPF FACILITY L GROUNDWATER TREATMENT AND DISPOSAL SYSTEM SAN JOAQUIN COUNTY iii. The system operation during this phase shall be monitored in accordance with the prove-out of system phase monitoring plan in attached MRP 5-01-XXX. iv. All equipment, instrumentation, and alarm/notification systems shall be inspected throughout the duration of the prove-out and certified operational. v. The Discharger shall evaluate the ability of the treatment system to meet nondetectable levels for VOCs. vi. The operation of the groundwater treatment system shall cease at the end of the 48- hour prove-out period. The Discharger shall not resume operation of the system until the Board has reviewed the prove-out of system report (Provision E) and has authorized operation in writing. e. Full Scale Operation The Discharger shall not initiate the full scale operation of the groundwater treatment T system until the Board, the Department of Toxic Substances Control (DTSC), and the San 1 Joaquin County Air Pollution Control District have reviewed the prove-out of system report and have approved the full scale operation of the system. The following requirements apply to this full scale operations phase. i. All extracted groundwater shall be treated by the treatment system and discharged to the storage tanks and/or injection well(s). ii. The discharge of treated groundwater to the injection well(s) shall not exceed the capacity of the well as determined during the potable water start-up phase. iii. The Discharger shall operate the treatment system to maximize VOC removal. iv. The system operations during this phase shall be monitored in accordance with the full scale operational phase monitoring plan in the attached MRP 5-01-XXX. v. All treatment, transport, and disposal components (including pumping valves, liquid level controllers,pipelines,blowers, flow meters,pressure gauges, etc.) shall be inspected each business day for leaks and/or malfunctions. vi. The annular space between the double walled underground collection system pipes shall be inspected at least twice a month both visually and with either a PID meter or dragger j tubes,to determine if the underground section of the collection pipe is leaking. 1 vii. The system's automatic controls, including the alarm/notification and shutdown systems, shall be tested and certified operational on an annual basis. 5. Collected screening, sludges, and other solids removed from liquid wastes shall be disposed of in a manner consistent with Chapter 15, Division 3,Title 23, CCR, and Subdivision 1, Division 2, Title 27, CCR. E