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UNDERGROUND STORAGE TANK MONITORING PROGRAM I. WRITTEN MONITORING PROCEDURES 1. Site Name: 7 -Eleven Facility No. 19976 2. Site Address: 1399 N. Main Street, Manteca, CA 95336 Describe the frequency of performing the monitoring method. All Southland tanks, both single-wall and double-wall, are equipped with automatic tank gauges (ATGs). The ATGs monitor the system constantly and test the tanks monthly to obtain a valid monthly test (tank capacity between 50-90% full, 4 -hour wait time between deliveries and 6 -hour test time). The piping systems (single-wall and double-wall) are monitored constantly by mechanical pressure gauges. Additionally, all Southland piping systems receive line tightness tests annually. 4. What method and equipment will be used for performing the monitoring? Quantitative monitoring will be used at all Southland sites. The ATGs test both types of tanks monthly. The ATG system used by the Southland Corporation is the TIDEL EMS. The piping systems are tested annually with line tightness tests and are constantly monitored with Red Jackets or Vaporless LD 2000 which will shut off the piping if the pressure drops too low. 5. Describe the location(s) where the monitoring will be performed. The Red Jackets or Vaporless LD 2000 are located in the turbin pit. The ATGs are located in the tanks. 6. List the name(s) of the person(s) responsible for performing the monitoring and/or maintaining the equipment. The individual(s) responsible for monitoring the equipment is/are the store operator(s). The store operator(s) for this store is/are Man jit & GuMal Grewal . The Southland Corporation is responsible for maintaining the equipment. 7. Reporting format: The TIDEL EMS unit keeps the results of leak tests in memory for 12 months. This information can be printed by following the instructions on the unit. 8. State the preventive maintenance schedule for the monitoring equipment. Note: The maintenance schedule shall be in accordance with the manufacturer's instructions. Equipment repairs and replacement will be performed as needed. Additionally, in accordance with the manufacturer's instructions, the monitoring equipment will be tested annually to certify that it is functioning properly. 9. Describe the training needed for the operation of both the tank system and the monitoring equipment. Training is provided for new employees. Training refreshers are offered as needed. The operations manual for the equipment was provided to the store operator when the equipment was installed. Training also includes emergency procedures and spill clean-up.