283.55(1)(d)(d) Sample the effluents discharged from each point source under the owner’s or operator’s ownership or control in accordance with such methods, at such locations and in such manner as the department shall by rule prescribe.

283.55(1)(dm)(dm) Report any unscheduled discharge of untreated sewage or other wastewater to the department orally within 24 hours of the discharge and in writing within 5 days after the discharge.

283.55(1)(e)(e) Provide such other information as the department finds is necessary to identify the type and quantity of any pollutants discharged from the point source.

283.55(1m)(1m) Reports to water utilities. The department shall determine, after consultation with the owner or operator of the point source, whether to notify a public utility, as defined in s. 196.01 (5), that furnishes water to the public about a discharge reported under sub. (1) (dm) that may affect the public utility. The department shall base the determination on the public health risk caused by the discharge.

283.55(2)(a)(a) Any duly authorized officer, employee or representative of the department shall have right to enter upon or through any premises in which an effluent source that is required to be covered by a permit issued under s. 283.31 is located or in which any records required to be maintained by this section are located, and may at reasonable times have access to and copy any records, inspect any monitoring equipment or method required by this section, and sample any effluents which the owner and operator of such source is required to sample under this section.

283.55(2)(b)(b) No person shall refuse entry or access to any authorized representative of the department who requests entry under this subsection, and who presents appropriate credentials nor shall any person obstruct, hamper or interfere with any such inspection.

283.55(2)(c)(c) Any records or other information furnished to or obtained by the department in the administration of this chapter, including effluent data, shall be a public record as provided in subch. II of ch. 19. Any records or other information, except effluent data, provided to the department may be treated as confidential upon a showing to the secretary that said records or information is entitled to protection as a trade secret as defined in s. 134.90 (1) (c). Nothing herein shall prevent the use of any confidential records or information obtained by the department in the administration of this section in compiling or publishing general analyses or summaries, if such analyses or summaries do not identify a specific owner or operator.

283.55(3)(3) Construction of law. Subsection (1) shall be construed so as not to require actions unnecessarily redundant with s. 299.15. When a publicly owned treatment facility is required under state or federal law to monitor discharges into its system, records of such monitoring provided to the department, if substantially in compliance with the requirements of this section, shall serve in the place of the monitoring which would ordinarily be required of a person discharging into such system. Nothing in this section shall be construed to affect the validity of s. 299.15, nor shall that section be construed to limit the application of this section.

283.57283.57 Waste treatment service charges. No permit shall be issued to any publicly owned treatment works any part of which was constructed with the aid of federal grants made after March 1, 1973, unless it has adopted or will adopt a system of charges to assure that:

283.57(1)(1) Each recipient of waste treatment services shall pay its proportionate share of the cost of operation and maintenance, including replacement, of any waste treatment services provided by such treatment works;

283.57(2)(2) Each industrial user of the treatment works shall pay that portion of the cost of construction of the treatment works paid by the federal government allocable to the treatment of its industrial waste.

283.59(1)(1) Any permittee discharging pollutants into the waters of the state shall report to the department any facility expansion, production increases, or process modifications which result in new or increased discharges of pollutants exceeding the terms of the permit. Such report shall be by submission of a new permit application or, if the new or increased discharge does not violate the effluent limitations specified in the permit, by submission of notice to the department of the nature of such new or increased discharge. The form and content of such notice shall be prescribed by departmental rule.

283.59(2)(2) Any person discharging, or intending to begin discharging, into a publicly owned treatment works who is or will become subject to the discharge reporting requirements of s. 283.37 (4), shall give notice to the department and the owner or operator of such works the following:

283.59(2)(a)(a) Any introduction of pollutants into such treatment works from any new source; or

283.59(2)(b)(b) Any types or volumes of pollutants being introduced into such treatment works which were not described in the report submitted under s. 283.37 (4).

283.59(3)(3) The owner or operator of a publicly owned treatment works receiving a notice under sub. (2) is subject to sub. (1), and shall also include information on the quality and quantity of effluent to be introduced into such treatment works and any anticipated impact of such pollutants on the quantity or quality of effluent to be discharged from such works.

283.59(4)(4) Notice of a new or increased discharge submitted to the department under this section shall be given at least 180 days prior to the date such new or increased discharge shall commence. The department, through the department of justice as provided under s. 283.89, may enforce violations of this section directly against persons subject to s. 283.37 (4).

283.60(1)(1) The department may waive compliance with any requirement of this chapter or of a permit issued under this chapter for a research project for the purpose of evaluating advanced agricultural nutrient management tools and precision agricultural technology, if all of the following conditions are met:

283.60(1)(a)(a) The department determines that the project is unlikely to have a negative impact on, or to threaten, the environment or public health.

283.60(1)(b)(b) The department reviews and approves the project before the project begins.

283.60(1)(c)(c) The person who will operate the project agrees to take necessary actions to maintain compliance with surface water and groundwater requirements under ch. 281 and this chapter, other than a requirement waived under this section, and to take necessary actions to regain compliance with those requirements if a violation occurs in the course of the project.

283.60(2)(2) A person seeking a waiver under sub. (1) shall apply to the department in writing. The department shall approve or deny an application in writing no more than 45 days after receiving a complete application. The department may approve an application with conditions, including requirements for reporting project activities to the department and limitations on the duration of the project or the waiver for the project.