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§ 63.947 Recordkeeping requirements.
(a) Each owner or operator shall prepare and maintain the following records:
(1) Documentation describing the floating membrane cover or cover design, as applicable to the surface impoundment.
(2) A record for each inspection required by § 63.946 of this subpart that includes the following information: a surface impoundment identification number (or other unique identification description as selected by the owner or operator) and the date of inspection.