§ 264.73 Operating record.
(a) The owner or operator must keep a written operating record at his facility.
(b) The following information must be recorded, as it becomes available, and maintained in the operating record for three years unless noted as follows:
(1) A description and the quantity of each hazardous waste received, and the method(s) and date(s) of its treatment, storage, or disposal at the facility as required by appendix I of this part. This information must be maintained in the operating record until closure of the facility;
(2) The location of each hazardous waste within the facility and the quantity at each location. For disposal facilities, the location and quantity of each hazardous waste must be recorded on a map or diagram that shows each cell or disposal area. For all facilities, this information must include cross-references to manifest document numbers if the waste was accompanied by a manifest. This information must be maintained in the operating record until closure of the facility.
[Comment: See § 264.119 for related requirements.]
(3) Records and results of waste analyses and waste determinations performed as specified in §§ 264.13, 264.17, 264.314, 264.341, 264.1034, 264.1063, 264.1083, 268.4(a), and 268.7 of this chapter.