The user shall at all times properly operate and maintain all facilities and systems of treatment and control (and related appurtenances) which are installed or used by the user to achieve compliance with the conditions of the permit. Proper operation and maintenance also includes adequate laboratory controls and appropriate quality assurance procedures. This provision requires the operation of back-up or auxiliary facilities or similar systems which are installed by a user only when the operation is necessary to achieve compliance with conditions of the permit.
(Prior Code, § 12-8-4) (Ord. 13-05, passed 3-25-2013)