Wisconsin Administrative Code

NR 239.06 Application of effluent limitations and standards. (1) The effluent limitations and standards set forth in this chapter shall be used in accordance with this section to establish the quantity or quality of pollutants or pollutant properties which may be discharged by a …

NR 239.10 Effluent limitations, best practicable treatment. Except as provided in subch. IV of ch. NR 220, there shall be no discharge of process wastewater pollutants from a facility subject to the provisions of this chapter after application to process wastes of the best practi…

NR 239.13 Pretreatment standards. The pretreatment standards for discharges to publicly owned treatment works from sources subject to the provisions of this chapter shall be as set forth in ch. NR 211. History: Cr. Register, August, 1983, No. 332, eff. 9-1-83. the chapter was las…

NR 24.01 Purpose. This chapter regulates clamming, commercial clamming and related activities in inland waters, boundary waters and outlying waters.

NR 24.02 Definitions. In addition to the definitions contained in s. 29.537 (2), Stats., the following definitions apply to terms used in this chapter: (1) XBoundary watersY means those waters which form all or part of the boundary between Wisconsin and Iowa, Michigan or Minnesot…

NR 24.03 General restriction. A person who is engaging in commercial clam shelling under s. NR 24.09, clam buying, clam helping or related activities may not engage in clamming under s. NR 24.10 at the same time. History: Cr. Register, May, 1987, No. 377, eff. 6-1-87.

NR 24.04 Licenses; permits. (1) CLAMMING. No license or permit is required to engage in clamming. (2) COMMERCIAL CLAMMING. The license requirements of s. 29.537 (3), Stats., apply to clam buyers, assistant clam buyers, commercial clam shellers and clam helpers, except as provided…

NR 24.05 Reciprocity. The department shall grant reciprocal commercial clamming license privileges in accordance with s. 29.045 (2), Stats., to residents of Illinois, Iowa, Michigan, Minnesota or Missouri for the Wisconsin-Iowa, Wisconsin-Michigan and Wisconsin-Minnesota boundary…

NR 24.06 Clamming methods and equipment. (1) METHODS. (a) No person may engage in clamming or commercial clam shelling except by hand while diving or wading or by the use of crow-foot bars. History: Cr. Register, May, 1987, No. 377, eff. 6-1-87; cr. (4m), Register, June, the chap…

NR 24.08 Minimum size and weight determination. (1) SIZE. A person engaging in clamming or commercial clam 2 shelling shall determine the size of a clam promptly upon removing it from the water by attempting to pass it intact through a ring with a diameter of the minimum size spe…

NR 24.09 Commercial clamming: size limits; open seasons, species and waters. (1) Except as provided in subs. (2) and (3), no person may engage in commercial clam shelling except between sunrise and sunset during the open season in waters which are open to commercial clam shelling…

NR 24.10 Clamming: size limits; open seasons, species and waters. No person may engage in clamming except between sunrise and sunset during the open season in waters which are open to clamming, for clams of a species which is open to clamming and which are of the minimum size or …

NR 240.01 Purpose. The purpose of this chapter is to establish effluent limitations, standards of performance, and pretreatment standards for discharges of process wastes from the dairy products processing industry category of point sources and subcategories thereof. Note: The au…

NR 240.02 Applicability. The effluent limitations, standards of performance, pretreatment standards, and other provisions in this chapter are applicable to pollutants or pollutant properties in discharges of process waste resulting from operations or manufacture in any or a combi…

NR 240.03 Definitions. The following definitions are applicable to terms used in this chapter. Definitions of other terms and meanings of abbreviations are set forth in ch. NR 205. (1) XBOD inputY means the 5 day biochemical oxygen demand of the materials entered into process. It…

NR 240.04 Compliance with effluent limitations and standards. Discharge of pollutants from facilities subject to the provisions of this chapter may not exceed, as appropriate: (1) By July 1, 1977 effluent limitations representing the degree of effluent reduction attainable by the…

NR 240.06 Application of effluent limitations and standards. (1) The effluent limitations and standards set forth in this chapter shall be used in accordance with this section to establish the quantity or quality of pollutants or pollutant properties which may be discharged by a …

NR 240.07 BOD of dairy product materials. The data in table 1 taken from the development document incorporated by reference in subch. IV of ch. NR 220, are generally accepted published values for the protein, fat, and carbohydrate content and BOD equivalent of common dairy produc…

NR 240.10 Effluent limitations, best practicable treatment. The following effluent limitations for all or specific subcategories when applied in accordance with s. NR 240.06 establish, except as provided in subch. IV of ch. NR 220, the quantity or quality of pollutants or polluta…

NR 240.11 Effluent limitations, best available treatment. The following effluent limitations for all or specific subcategories when applied in accordance with s. NR 240.06 establish the quantity or quality of pollutants or pollutant properties which may be discharged by a facilit…

NR 240.12 Standards of performance. The following effluent limitations for all or specific subcategories when applied in accordance with s. NR 240.06 establish the quantity or quality of pollutants or pollutant properties which may be discharged by a facility which is a new sourc…

NR 240.13 Pretreatment standards. The pretreatment standards for discharges to publicly owned treatment works from sources subject to the provisions of this chapter shall be as set forth in ch. NR 211. History: Cr. Register, June, 1976, No. 246, eff. 7-1-76; r. and recr. Register…

NR 243.01 Purpose. (1) The purpose of this chapter is to implement design standards and accepted management practices and to establish permit requirements and the basis for issuing permits to CAFOs. This chapter also establishes the criteria under which the department may issue a…

NR 243.02 Applicability. The provisions of this chapter are applicable to large CAFOs and other animal feeding operations that discharge pollutants to waters of the state as determined under subch. III.

NR 243.03 Definitions. The following definitions are applicable to terms used in this chapter. Definitions of other terms and meanings of abbreviations are in ch. NR 205. (1) XAccepted management practicesY means practices, techniques or measures through which runoff, manure, mil…

NR 243.04 Rainfall events. The design rainfall amount and probable intensity of 25-year, 24-hour and 100-year, 24-hour rainfall events for locations in Wisconsin shall be determined from the data in Table 1, or for a particular location, the determination may be made on the basis…

NR 243.05 Calculating animal units. (1) GENERAL. The total number of animal units at an operation shall be calculated using the methods in both subs. (2) and (3). The department shall compare the totals under both of these methods and shall use the highest calculated total to det…

NR 243.06 Variances. (1) A permittee may request a waiver or variance to a requirement of this chapter. Subject to sub. (2), the department may approve a variance from a requirement in this chapter when special circumstances show that a variance is needed and the approval of the …

NR 243.11 Large concentrated feeding operations. (1) APPLICABILITY. The provisions of this subchapter are applicable to existing large CAFOs, proposed expansions of existing animal feeding operations that will become large CAFOs and newly proposed large CAFOs. Note: Owners or ope…

NR 243.12 WPDES permit application requirements. (1) GENERAL. A large CAFO may not discharge pollutants from manure or process wastewater to waters of the state unless the discharge is covered by and in compliance with a WPDES permit. Pursuant to s. 283.37 (2), Stats., a complete…

NR 243.121 General permit coverage. NR 243.13 Standard WDPES permit requirements for large CAFOs. NR 243.14 Nutrient management.

NR 243.13 Standard WDPES permit requirements for large CAFOs. (1) GENERAL. The department shall include conditions in permits that meet the requirements in subs. (2) to (8), if applicable to the primary livestock type housed at the CAFO. Pursuant to s. 283.31, Stats., the departm…

NR 243.141 Manure stacking. Note: Ch. NR 243 as it existed on June 30, 2007 was repealed and a new Ch. NR Subchapter I — General

NR 243.142 Responsibility for large CAFO manure and process wastewater. (1) GENERAL. Except as provided in sub. (2), the owner or operator shall be responsible for the storage, management and land application of all manure and process wastewater generated by the operation in acco…

NR 243.143 Silurian bedrock performance standards. Owners or operators that mechanically apply manure directly or through contract or other agreement to cropland or pasture areas that meet the definition of Silurian bedrock under s. NR 151.015 (17) must comply with s. NR 151.075.

NR 243.15 Design, submittal and approval of proposed facilities or systems. (1) SUBMITTAL AND APPROVAL. (a) Plans and specifications. 1. Plans and specifications for proposed reviewable facilities or systems shall be submitted as part of the permit application unless written depa…

NR 243.16 Evaluations of previously constructed facilities or systems. (1) All owners or operators applying for a WPDES permit shall submit an evaluation of any constructed reviewable facilities and systems not previously approved or evaluated by the department, as part of the ap…

NR 243.17 Operation and maintenance. The permittee shall operate all constructed facilities and systems in accordance with applicable requirements of s. NR 243.13, the operation and maintenance plan for a given facility or system, and WPDES permit conditions. (1) DIGESTER FACILIT…

NR 243.18 Combined wastes. If a permittee combines manure or process wastewater with other types of waste not generated by the operation, the combined wastewater shall be stored and land applied in accordance with this subchapter. The permittee shall obtain department approval pr…

NR 243.19 Inspections, record keeping and reporting. (1) MONITORING AND INSPECTION PROGRAM. In accordance with a WPDES permit, the permittee shall submit a monitoring and inspection program designed to determine compliance with permit conditions that identifies the areas that the…

NR 243.21 Purpose. The purpose of this subchapter is to establish procedures, in cooperation with other federal and state agencies and governmental units, for addressing unacceptable practices through the issuance of a notice of discharge or WPDES permit under s. 281.16 or ch. 28…

NR 243.23 General requirements for animal feeding operations. (1) LIVESTOCK PERFORMANCE STANDARDS AND PROHIBITIONS. (a) Owners and operators of animal feeding operations shall comply with the livestock performance standards and prohibitions in accordance with the requirements s. …

NR 243.24 Department discharge determination and NODs. Unless based on information provided as part of a WPDES permit application submitted pursuant to s. NR 243.26 (1), no determination may be made by the department that an unacceptable practice exists at an operation until ther…

NR 243.25 NOD enforcement. (1) CATEGORIES I AND III. (a) Owners or operators or animal feeding operations that receive an NOD for a category I or III unacceptable practice shall implement corrective measures within the compliance period specified, regardless of the availability o…

NR 243.26 WPDES permits for medium and small CAFOs. (1) OPERATIONS DEFINED AS A MEDIUM CAFO. Any owner or operator of an animal feeding operation with 300 to 999 animal units shall submit a complete application for a WPDES permit to the department before a category I discharge to…

NR 243.31 Enforcement. (1) If the department finds that the owner or operator of a CAFO violated a term or condition of its WPDES permit, the department may, following notice to the permittee, modify, suspend or revoke the permit, in whole or in part, under s. 283.53 (2), Stats. …

NR 245.01 Purpose. The purpose of this chapter is to establish effluent limitations, standards of performance, and pretreatment standards for discharges of process wastes from the grain mills category of point sources and subcategories thereof. Note: The authority for promulgatio…

NR 245.02 Applicability. The effluent limitations, standards of performance, pretreatment standards, and other provisions in this chapter are applicable to pollutants or pollutant properties in discharges of process waste resulting from manufacture in any of the following subcate…

NR 245.03 Definitions. The following special definitions are applicable to terms used in this chapter. Definitions of other terms and meanings of abbreviations are set forth in ch. NR 205. (1) XAnimal feedY means such feeds (formula feed concentrate) manufactured using primarily …

NR 245.04 Compliance with effluent limitations and standards. Discharge of pollutants from facilities subject to the provisions of this chapter may not exceed, as appropriate: (1) By July 1, 1977 effluent limitations representing the degree of effluent reduction attainable by the…