Okla. Admin. Code § 252:623-15-1
Information and data on a user obtained from reports, surveys, wastewater discharge permit applications, wastewater discharge permits, and monitoring programs, and from the DEQ's inspection and sampling activities, shall be available to the public without restriction, unless the user specifically requests, and is able to demonstrate to the satisfaction of the DEQ, that the release of such information would divulge information, processes, or methods of production entitled to protection as trade secrets under 27A O.S. § 2-6-204(F), 40 CFR § 122.7 and any implementing rules promulgated thereunder. Any such request must be asserted at the time of submission of the information or data. When requested and demonstrated by the user furnishing a report that such information should be held confidential, the portions of a report which might disclose trade secrets or secret processes shall not be made available for inspection by the public. Wastewater constituents and characteristics and other effluent data as defined by 40 CFR § 2.302 will not be recognized as confidential information and will be available to the public without restriction.
Okla. Admin. Code § 252:623-15-1