HRS §342D-2
Who runs these laws
This section says the department runs these environmental laws through the director. The director can give some of their powers to other people, but cannot give away the power to make rules.
everyone
The statute, as written — Administration
The department shall administer this chapter through the director. The director may delegate to any person such power and authority vested in the director by this chapter as the director deems reasonable and proper for the effective administration of this chapter, except the power to make rules.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.