The department shall have and may exercise the following powers and duties:

1.    To exercise general supervision of the administration and enforcement of this chapter and all rules and regulations and orders promulgated thereunder.

2.    To develop comprehensive programs for the prevention, control, and abatement of new or existing pollution of the waters of the state.

3. To advise, consult, and cooperate with other agencies of the state, the federal government, other states and interstate agencies, and with affected groups, political subdivisions, and industries in furtherance of the purposes of this chapter.

4.    To accept and administer loans and grants from the federal government and from other sources, public or private, for carrying out any of its functions, which loans and grants shall not be expended for other than the purposes for which provided.

5. To encourage, participate in, or conduct studies, investigations, research, and demonstrations relating to water pollution and causes, prevention, control, and abatement thereof as it may deem advisable and necessary for the discharge of its duties under this chapter.

6.    To collect and disseminate information relating to water pollution and the prevention, control, and abatement thereof.

7.    To issue, modify, or revoke orders:

a.    Prohibiting or abating discharges of wastes into the waters of the state.

b.    Requiring the construction of new disposal systems or any parts thereof or the modification, extension, or alteration of existing disposal systems or any parts thereof, or the adoption of other remedial measures to prevent, control, or abate pollution.

8.    To hold such hearings, to issue notices of hearings and subpoenas requiring the attendance of such witnesses and the production of such evidence, to administer such oaths, and to take such testimony as the department deems necessary, and any of these powers may be exercised on behalf of the department by any members thereof or a hearing officer designated by it.

9.    To require the prior submission of plans, specifications, and other data relative to, and to inspect the construction of, disposal systems or any part thereof in connection with the issuance of approvals as are required by this chapter.

10.    To require proper maintenance and operation of disposal systems:

a.    Have the power to require the owner or operator of any point source to: (1) Establish and maintain records.

(2) Prepare and submit a report.

(3) Install, use, and maintain monitoring equipment or methods, including, where appropriate, biological monitoring methods.

(4) Sample effluents.

(5) Provide such other information as the department may reasonably require.

b.    Have the right of entry, upon or through any premises in which an effluent source is located, or in which any records required to be maintained pursuant to subdivision a are located. Such power may be exercised by authorized agents, representatives, and employees of the department.

c.    Have the power to have access to and copy any records, inspect any monitoring equipment or method required under subdivision a, or to sample any effluents being discharged into the waters of the state.

11.    To exercise all incidental powers necessary to carry out the purposes of this chapter.

    12.    The department is hereby designated as the state water pollution control agency for all purposes of the Federal Water Pollution Control Act, as amended [33 U.S.C. § 1251 et seq.], and is hereby authorized to take all action necessary or appropriate to secure to this state the benefits of that act and similar federal acts.

13. In the administration of standards of water quality, the department shall allow a reasonable time for persons discharging wastes into the waters of the state to comply with such standards.

14.    To establish and modify, jointly with the state water commission, the classification of all waters in accordance with their present and future most beneficial uses.

15.    The department, with the cooperation of the state water commission, shall formulate and issue standards of water quality and classification of water according to its most beneficial uses. Such standards of quality shall be such as to protect the public health and welfare and the present and prospective future use of such waters for public water supplies, propagation of fish and aquatic life and wildlife, recreational purposes, and agricultural, industrial, and other legitimate uses.

16.    To adopt effluent and new source performance standards, which include as a minimum all categories for which the federal government has set standards pursuant to the Federal Water Pollution Control Act, as amended. Such state standards shall be at least as stringent as the standards adopted by the federal government.

17.    To review from time to time, at intervals of not more than three years, established classification of waters, water quality standards, and effluent standards.

18.    To make rules governing the application for permits to discharge sewage, industrial wastes, or other wastes into state waters, including rules requiring the filing of plans and specifications relating to the construction, modification, or operation of disposal systems.

19.    To make rules governing the issuance, denial, modification, or revocation of permits.

20.    To hold any hearings necessary for the proper administration of this chapter.

21.    To make rules for the administration of this chapter.

22.    To initiate actions in court for the enforcement of this chapter.

23.    To establish minimum requirements for the treatment of wastes.

24.    The department, with the cooperation of other departments, may maintain an action for damages in the name of the state for violations of the provisions of this chapter.

25.    To apply and enforce against industrial users of publicly owned treatment works, toxic effluent standards and pretreatment standards for the introduction into such treatment works of wastes which interfere with, pass through, or otherwise are incompatible with such treatment works. The department may promulgate such rules and regulations as are necessary to implement this section.

26.    To impose as conditions in permits for the discharge of wastes from publicly owned treatment works requirements for information to be provided by the permittee concerning new introductions of wastes or substantial changes in the volume or character of wastes being introduced into such treatment works.