Utah Code Title 19. Environmental Quality Code § 19-5-110. Designation by governor of areas with quality control problems--Classification of waters--Adoption of standards of quality

(3)(a) The board may establish standards of quality for each classification consistent with most reasonable present and future uses of the waters, and the standards may be modified or changed from time to time.

(b) Prior to classifying waters, setting quality standards or modifying or repealing them the board shall conduct public hearings for the consideration, adoption, or amendment of the classifications of waters and standards of purity and quality.

(c) The notice shall specify the waters concerning which a classification is sought to be made for which standards are sought to be adopted and the time, date, and place of the hearing.

(d) The notice shall be:

(4)(a) The adoption of standards of quality for the waters of the state and classification of the waters or any modification or change in classification shall be effectuated by an order of the board which shall be published:

(b) In classifying waters and setting standards of water quality, adopting rules, or making any modification or change in classification or standards, the board shall allow and announce a reasonable time, not exceeding statutory deadlines contained in the federal Clean Water Act,  1 for persons discharging wastes into the waters of the state to comply with the classification or standards and may, after public hearing if requested by the permittee, set and revise schedules of compliance and include these schedules within the terms and conditions of permits for the discharge of pollutants.