Okla. Admin. Code § 460:20-61-7
(b) In addition to the civil penalty provided for in (a), whenever a violation contained in a notice of violation or cessation order has not been abated within the abatement period set in the notice or order or as subsequently extended pursuant to 45 O.S. 1981, Section 869H, a civil penalty of not less than $750 shall be assessed for each day during which such failure to abate continues, except that:
(1)