Wisconsin Administrative Code

NR 205.04 Abbreviations. The abbreviations listed below have the meanings shown unless otherwise specifically defined wherever they occur in chs. NR 200 to 299 and in public notices, fact sheets, and permits issued under the Wisconsin pollutant discharge elimination system. (1) X…

NR 205.05 Rainfall events. The design rainfall amount and probable intensity of 10-year and 25-year, 24-hour rainfall events for locations in Wisconsin shall be determined from the data in table 1, or for a particular location such determination may be made on the basis of more r…

NR 205.06 Effluent limitations applicable where pH is monitored continuously. When an industrial point source discharger continuously monitors the pH of wastewater in accordance with the requirements of a WPDES permit and the pH limits in the permit are established as part of the…

NR 205.065 Effluent Limitations. (1) EFFLUENT LIMITATIONS IN PERMITS. The department shall impose permit effluent limitations or effluent standards for discharges of pollutants on the discharge point of the permitted facility except as provided in sub. (2). (2) INTERNAL WASTE STR…

NR 205.066 Permit Conditions. (1) MONITORING. The department shall determine on a case-by-case basis the monitoring frequency to be required for each effluent limitation in a permit. Monitoring shall occur at the point of discharge or at the internal waste stream if the permit li…

NR 205.067 Reasonable potential for water quality based effluent limitations. (1) GENERAL. (a) The department shall include an effluent limitation for a pollutant in a WPDES permit when the department determines that the discharge of the pollutant causes, has the reasonable poten…

NR 205.07 General conditions. (1) The following conditions shall be included in all WPDES permits issued by the department. Other conditions that may be included in POTW and non-POTW permits are contained in subs. (2) and (3), respectively. (a) Duty to comply. The permittee shall…

NR 205.08 General permits. (1) The department may issue general WPDES permits applicable to designated areas of the state authorizing discharges from specified categories or classes of point sources located within those areas. (a) Designated areas of the state may include any of …

NR 205.10 Best management practices. Best management practices to control or abate the discharge of pollutants 12 shall be included in a WPDES permit issued by the department in all of the following cases: (1) When the permit is authorized under section 33 USC 1314(e) for the con…

NR 205.14 Schedules of compliance. A WPDES permit may, when appropriate, include a schedule of compliance leading to compliance with permit limitations. Any schedule of compliance for water quality based effluent limitations for phosphorus shall be consistent with all of the requ…

NR 206.01 Purpose. The purpose of this chapter is to establish effluent limitations and monitoring requirements to be used in permits for discharges of wastewaters from publicly owned treatment works and privately owned domestic wastewater treatment works to land disposal systems…

NR 206.02 Applicability. (1) The provisions of this chapter are applicable to discharges to land disposal systems of liquid wastewaters from publicly owned wastewater treatment works and from privately owned domestic wastewater treatment works; (2) The provisions of this chapter …

NR 206.03 Definitions. The following definitions are applicable to terms used in this chapter. Definitions of other terms and the meanings of abbreviations are set forth in ch. NR 205. (1) XAverage daily flowY means the average daily wastewater volume discharging to the wastewate…

NR 206.05 Compliance with effluent limitations and monitoring requirements. (1) All new or modified land disposal systems approved on or after December 1, 1990 shall comply with the applicable effluent limits and monitoring requirements of this chapter and groundwater quality sta…

NR 206.06 Alternative requirements. (1) If the owner of a proposed land disposal system feels that compliance with the monitoring requirements, discharge prohibitions and effluent limits of this chapter are impracticable, the reasons therefore shall be fully communicated in writi…

NR 206.07 General conditions required for all land disposal systems. (1) DESIGN LIMITATIONS. (a) A land disposal system shall be constructed in accordance with the design criteria in ch. NR 110, or the appropriate rules promulgated by the chapter was last published. 3 DEPARTMENT …

NR 206.08 Effluent limitations for specific types of land disposal systems. (1) ABSORPTION POND SYSTEMS. (a) Design limitations. Absorption pond systems shall conform to the design requirements in s. NR 110.255 (1). (b) Effluent limitations. 1. The discharge to an absorption pond…

NR 206.09 Wastewater monitoring requirements. (1) Discharges to land disposal systems, except for large scale soil absorption systems, shall be monitored for total daily flow and at least monthly for total dissolved solids, chlorides, BOD5, organic nitrogen, ammonia-nitrogen and …

NR 206.10 Groundwater monitoring. (1) DESIGN The design criteria and construction standards for a groundwater monitoring well shall conform to s. NR 110.25 (5) and ch. NR 141. (2) CONSTRUCTION REQUIREMENTS. (a) Approval of plans and specifications for groundwater monitoring wells…

NR 207.001 Definitions. In this chapter: (1) “Criteria” or “criterion” has the meaning established in 40 CFR 131.3 (b). (2) “Loading" means the concentration or amount of a parameter within a discharge multiplied by the flow of that discharge. Note: Under implementation procedure…

NR 207.01 Purpose and applicability. (1) PURPOSE. The purpose of this subchapter is to establish implementation procedures for the antidegradation policy in s. NR 102.05 (1) (a). This subchapter sets procedures applicable to proposed new or increased discharges to outstanding res…

NR 207.011 Purpose and applicability.

NR 207.02 Definitions. In addition to the definitions in ch. NR 205, the following definitions apply to this chapter: (1) “Assimilative capacity” means the difference between the water quality criterion for a substance identified in ch. NR 102 or 105 and the existing level of tha…

NR 207.021 Definitions.

NR 207.03 Antidegradation evaluation procedure. (1) GENERAL. When the department promulgates a less stringent criterion for a non-BCC pursuant to s. NR 105.02 (2) or revises a secondary value for a non-BCC due to an updated scientific database, any subsequent requests for increas…

NR 207.031 Antidegradation procedures for individual WPDES permits. Subchapter II — Antibacksliding NR 207.10 Purpose and applicability. NR 207.11 Definitions. NR 207.12 Antibacksliding. Note: Corrections made under s. 13.93 (2m) (b) 7., Stats., Register, August, 1997, No. 500. (…

NR 207.04 Fish and aquatic life waters. (1) APPLICATION INFORMATION. Persons proposing a new or increased discharge to fish and aquatic life waters shall provide documentation for the following: (a) An assessment of existing treatment capability which demonstrates: 1. Any of the …

NR 207.041 General permit antidegradation review. (1) GENERAL PERMIT ISSUANCE OR REISSUANCE. The department shall apply the antidegradation policy and implementation procedures set out in this section for each new, reissued, modified, or revoked and reissued general WPDES permit …

NR 207.05 Determining significant lowering of water quality. (1) Indicator parameters. For each proposed new or increased discharge the department shall determine a list of water quality parameters for which the significant lowering of water quality test will be applied. The list…

NR 207.10 Purpose and applicability. (1) PURPOSE. The purpose of this subchapter is to establish antibacksliding requirements for the WPDES permit program. (2) APPLICABILITY. This subchapter applies to any permittee that requests in a WPDES permit modification or reissuance appli…

NR 207.11 Definitions. In addition to the definitions in ch. NR 205, the following definitions apply to this subchapter: (1) “Best professional judgment limitation” means technology based effluent limitations established on a case-by-case basis by the permit drafter when there ar…

NR 207.12 Antibacksliding. (1) GENERAL. Except as provided in this section, effluent limitations or standards in a reissued, revoked and reissued, or modified permit shall be at least as stringent as the effective effluent limitations or standards in the previous permit. If one o…

NR 208.01 Purpose. This chapter implements ch. 283, Stats., encourages and, where necessary, requires owners of publicly and privately owned domestic wastewater treatment works to take necessary actions to avoid water quality degradation, and prevent violations of WPDES permit ef…

NR 208.02 Applicability. This chapter applies on January 1, 2005, to owners of publicly and privately owned domestic wastewater treatment works when required in the owner[s WPDES permit, except for sanitary sewer collection systems subject to a WPDES permit. This chapter applies …

NR 208.03 Definitions. In addition to the definitions and abbreviations in chs. NR 110, 114, 140, 162, 204, 205, 206, 210, 214 and chs. 160 and 283, Stats., the following definitions apply to terms in this chapter: (1) XAction response planY means the proposed corrective actions …

NR 208.04 Compliance maintenance annual report. (1) PURPOSE. The compliance maintenance annual report describes wastewater management activities, physical conditions and performance of the treatment works during the previous calendar year. It provides a treatment works owner and …

NR 208.05 CMAR point and grading system. (1) APPLICABLE SECTIONS. The department shall determine which CMAR sections under s. NR 208.04 (5) apply to each treatment works and shall make the sections available electronically to the treatment works owner no later than April 30 of ea…

NR 208.06 CMAR review and responses. (1) OWNER REVIEW. (a) The owner of the wastewater treatment works shall review and complete all applicable CMAR sections. The owner submitting a CMAR under this chapter shall provide a response for individual CMAR sections when required pursua…

NR 21.01 Purpose. (1) This chapter, along with other applicable rules and statutes, regulates fishing in the WisconsinMinnesota boundary waters. (2) The rules contained in this chapter are not intended to, nor do they authorize, the sale or introduction into interstate commerce f…

NR 21.015 License waiver. (1) On the first Saturday and consecutive Sunday of June and the third Saturday and consecutive Sunday of January each year, no fishing license is required to fish the Wisconsin-Minnesota boundary waters. (2) The license waiver of sub. (1) does not apply…

NR 21.02 Definitions. Except as otherwise specifically defined in the statutes, the following terms, for the purposes of this chapter, are defined as follows: (2) “Buffalo net” has the meaning given in s. NR 22.02 (2). (2m) “Buoy” means a buoyant marker that includes a staff and …

NR 21.03 Reciprocity, sport fishing or spearing and dip netting. All residents of Wisconsin and Minnesota holding a resident fishing license from their respective states or residents other than Wisconsin and Minnesota holding an angling or sport fishing license issued by either s…

NR 21.04 Sport fishing; seasons and limits. All regulations applicable to sport fishing are as follows unless expressly provided elsewhere in this chapter or the law. (23.11, 29.041) Kind of fish and locality Open season (both dates inclusive) Daily bag limit Minimum length (inch…

NR 21.05 Sale of fish. (1) Only rough fish legally taken during the open season by hook and line, spear, bow and arrow, or crossbow, or by hand may be sold, purchased, bartered, offered the chapter was last published. 5 DEPARTMENT OF NATURAL RESOURCES for sale, or under the contr…

NR 21.06 Sport fishing restrictions. (1) Except as otherwise expressly provided, only the following methods or manners of fishing shall be lawful. Any person: (29.041) (a) May fish for fish with no more than 3 hooks, baits or lures. (b) May use landing nets and a gaff only for th…

NR 21.065 Fishing near dams. NR 21.07 Ice fishing shelters. Subchapter II — Minnows NR 21.08 Minnow nets and traps. Note: Chapter NR 21 as it existed on February 28, 1979, was repealed and a new chapter NR 21 was created effective March 1, 1979. Corrections made under s. 13.93 (2…

NR 21.07 Ice fishing shelters. Buildings, vehicles, tents, fish shanties or similar enclosures may be used on the ice for fishing purposes on the Mississippi river, Lake St. Croix, the St. Croix river and St. Louis river as defined in s. NR 21.02 (39) from the time the ice forms;…