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UNDERGROUND STORAGE TANK MONITORING PROGRAM <br /> I.WRITTEN MONITORING PROCEDURES <br /> 1. Site Name: 7-Eleven Facility No. 20632 <br /> 2. Site Address: 4627 Davinci Drive, Stockton, CA 95207 <br /> 3. Describe the frequency of Performing the monitoring method. <br /> This facility has Single Wall Steel Tanks which are equipped with an automatic tank gauge <br /> (ATG). The ATG monitors the system constantly and test the tanks monthly to obtain a <br /> valid monthly test(tank capacity between 50-90%full,4-hour wait time between deliveries <br /> and 6-hour test time). The piping system(single-wall steel) is monitored constantly by <br /> mechanical pressure gauges. Additionally,the piping system receives line tightness tests <br /> annually. <br /> 4. What method and equipment will be used for performing the monitoring? <br /> Quantitative monitoring will be used at all Southland sites. The ATG test monthly. The <br /> ATG system used by the Southland Corporation is the TIDEL EMS2000. The piping <br /> system is tested annually with line tightness tests and are constantly monitored with Red <br /> Jacket P.L.D. Leak Detectors which are equipped with Flow Restrictors. <br /> 5. Describe the location(s)where the monitoring will be performed. <br /> The Red Jackets are located in the turbine pit. The ATG probes are located in the tanks. <br /> 6. List the name(s)of the person(s) responsible for performing the monitoring and/or <br /> maintainingthe he equipment. <br /> The individual(s)responsible for monitoring the equipment is/are the store operator(s). The <br /> store operator(s)for this store are ManJit& Grupal Grewal. The Southland Corporation <br /> is responsible for maintaining the equipment. <br /> 7. Reporting format: <br /> The TIDEL EMS unit keeps the results of leak tests in memory for 12 months. This <br /> information can be printed by following the instructions on the unit <br /> 8. State the preventive maintenance schedule for the monitoring equipment Note: The <br /> maintenance schedule shall he in accordance with the manufacturer's instructions <br /> Equipment repairs and replacement will be performed as needed. Additionally, in <br /> accordance with the manufacturer's instructions,the monitoring equipment will be tested <br /> annually to certify that it is functioning properly. <br /> 9. Describe the training needed for the operation of both the tank system and the <br /> monitoring equipment. <br /> Training is provided for new employees. Training refreshers are offered as needed. The <br /> operations manual for the equipment was provided to the store operator when the equipment <br /> was installed. Training also includes emergency procedures and spill clean-up. <br />