COMPLIANCE INFO_1999 - 2000 - Laserfiche WebLink

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MONITORING & RESPONSE PLAN IVA ARCO PRODUCTS COMPANY FACILITY WITH SECONDARY CONTAINMENT OF UNDERGROUND PRODUCT TANKS WITH SECONDARY CONTAINMENT OF PRODUCT LINES WITHOUT CONTINUOUS MONITORS �/, 9 ARCO Facility �`'l,�l i Address �/X Nva � Si DG�7bnl G� �'�ZaS 1 . DETECTION METHOD Tanks - Monthly Inventory Reconciliation and Annual Tank Integrity Testing in accordance with Sections 2646 and 2643(c)(2)(A) and (B), Article 4, Title 23, CCR. Lines - Automatic Pressure Line Leak Detectors and Annual Line Tightness Testing in accordance with Section 2643 (d)(1) and (3), Article 4, Title 23, CCR. 2 . MONITORING EQUIPMENT The Automatic line leak detectors will be maintained and inspected according to the manufacturers instructions by an outside contractor once during each calendar year. 3 . MONITORING PROCEDURE - Inventory Reconciliation Inventory reconciliation will be performed in compliance with the details of Section 2646, Article 4, Title 23, CCR (copy attached and hereby incorporated). A The daily variation in inventory reconciliation shall be the difference between physically measured inventory in storage and the calculated inventory in storage. B. The physically measured inventory shall be determined at approximately the same time each day by taking liquid level measurement (stick reading) and converting it to gallons using a calibration chart. a The calculated inventory shall be determined at approximately the same time of day for each business day by adding the inputs and subtracting the withdrawals from the physically measured inventory determined the day before. D. These variations shall be summed for a period of one month. Monthly variations exceeding a variation of 1.0 percent of the monthly tank delivery plus 130 gallons must be investigated in accordance with instructions attached. See Exhibit A for reconciliation form.