(1) There is created and established in the state government a department of environmental quality which shall for the purposes of section 20, article IV, of the constitution of the state of Idaho be an executive department of the state government. The executive and administrative power of this department shall be vested in the director of the department who shall be appointed and serve at the pleasure of the governor, with the advice and consent of the senate.
(2) The department shall be organized in such administrative divisions or regions as may be necessary in order to efficiently administer the department. Each division shall be headed by an administrator who shall be appointed by and serve at the pleasure of the director.
(3) The INL coordinator, deputy director, regional administrators and division administrators shall be nonclassified employees exempt from the provisions of chapter 53, title 67, Idaho Code.
(4) No provision of this title shall be interpreted as to supersede, abrogate, injure or create rights to divert or store water and apply water to beneficial uses established under section 3, article XV of the constitution of the state of Idaho and title 42, Idaho Code. Nothing in this title shall be construed to allow the department to establish a water right for minimum stream flows or a water right for minimum water levels in any lakes, reservoirs or impoundments. Minimum stream flows and minimum water levels may only be established pursuant to chapter 15, title 42, Idaho Code.
(5) Nothing in this title shall be construed to allow the department to establish or require minimum stream flows which would prevent any water from being diverted for irrigation purposes pursuant to existing water rights, or to establish or require minimum water levels in any lakes, reservoirs or impoundments in which any water is stored for irrigation purposes which would adversely affect existing water rights or contracts with the federal government.