OAR 340-104-1201: Design and Operating Standards

(1) The following provisions are added to and made part of the design and operating standards in 40 CFR 264 Subpart EE for units used for the storage of chemical agent munitions and chemical agent bulk items: (a) No later than April 30, 2001, a storage unit operations and management plan, including a description of applicable vapor and liquid chemical agent containment mechanisms, and monitoring/inspection programs, must be submitted to the Department for approval; and (b) Storage units used for the storage of nerve agent (such as GB and VX) must be equipped with vapor containment mechanisms. (2) The provisions of 40 CFR 264.1201(b)(3) are deleted for purposes of storage of chemical agent munitions and chemical agent bulk items. (3) As used in 40 CFR 264.1201(f) for purposes of storage of chemical agent munitions and chemical agent bulk items, “no migration” of chemical agent from the storage unit shall mean: (a) No detectable concentration of chemical agent outside the containment mechanisms of the storage unit, as measured by sampling and analytical methods specified in the approved management plan of OAR 340-104-1201(1)(a).