Utah Code Ann. § 19-5-106
(2) The director shall:
(d) subject to the provisions of this chapter, enforce rules made by the board through the issuance of orders, which orders may include:
(g) after public notice and opportunity for public hearing, issue, continue in effect, renew, revoke, modify, or deny discharge permits under reasonable conditions the board may prescribe to:
(3) The director may: