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EXHIBIT A <br /> RETROFIT LOCATIONS <br /> INVENTORY RECONCILIATION - Performed daily by facility operators . <br /> Variations in excess of 100 gallons daily, 5% of thruput but no <br /> greater than 350 gallons weekly and O . 5% of thruput but no less <br /> than 100 gallons monthly will be reported . To improve inventory <br /> reconciliation accuracy, Texaco is installing automatic continuous <br /> tank gauging instrumentation for each tank (Veeder-Root TLS-250/ <br /> literature attached) . Results of inventory reconciliation will <br /> be reported to administering agency quarterly. <br /> TANK TESTING - Tank testing will be performed quartrerly by auto- <br /> matic tank guaging system's leak detect mode which detects leaks <br /> to an accuracy of 0 . 20 gallons per hour (at 24-hour locations , <br /> tanks will be taken out of service for 6 hours per quarter to run <br /> this test ) . Results of tank tests will be reported to administering <br /> agency quarterly. <br /> LINE PRESSURE MONITORING SYSTEM - Pressurized product lines will <br /> be continuously monitored by electronic line pressure monitor <br /> (K & E Associates PMS-800/) which will disable pumps upon pressure <br /> drop in line corresponding to a leak of 0 . 05 gallons per hour . <br /> SPILL CONTAINMENT BOX - Spill containment boxes will be installed <br /> on all fill lines regardless of groundwater depth . <br /> BCN:dc <br /> R211/54X/l <br />