Chapter NR 297

NR 297.11   Applicability; description of the sawmills and planing mills subcategory.

NR 297.111   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 297.112   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 297.113   New source performance standards.

NR 297.114   Pretreatment standards for existing sources.

NR 297.115   Pretreatment standards for new sources.

Subchapter XII - Finishing Subcategory

NR 297.12   Applicability; description of the finishing subcategory.

NR 297.121   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 297.122   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 297.123   New source performance standards.

NR 297.124   Pretreatment standards for existing sources.

NR 297.125   Pretreatment standards for new sources.

Subchapter XIII - Particleboard Manufacturing Subcategory

NR 297.13   Applicability; description of the particleboard manufacturing subcategory.

NR 297.131   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 297.132   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 297.133   New source performance standards.

NR 297.134   Pretreatment standards for existing sources.

NR 297.135   Pretreatment standards for new sources.

Subchapter XIV - Insulation Board Subcategory

NR 297.14   Applicability; description of the insulation board subcategory.

NR 297.141   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 297.143   New source performance standards.

NR 297.144   Pretreatment standards for existing sources.

NR 297.145   Pretreatment standards for new sources.

Subchapter XV - Wood Furniture and Fixture Production Without Water Wash Spray Booths or Without Laundry Facilities Subcategory

NR 297.15   Applicability; description of the wood furniture and fixture production without water wash spray booths or without laundry facilities subcategory.

NR 297.151   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 297.152   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 297.153   New source performance standards.

NR 297.154   Pretreatment standards for new sources.

NR 297.155   Pretreatment standards for existing sources.

Subchapter XVI - Wood Furniture and Fixture Production With Water Wash Spray Booths or With Laundry Facilities Subcategory

NR 297.16   Applicability; description of the wood furniture and fixture production with water wash spray booths or with laundry facilities subcategory.

NR 297.161   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 297.162   Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 297.163   New source performance standards.

NR 297.164   Pretreatment standards for new sources.

NR 297.165   Pretreatment standards for existing sources.

Ch. NR 297 Note Note: Chapter NR 297 as it existed on April 30, 1989, was repealed and a new Chapter NR 297 was created effective May 1, 1989.

NR 297.001 NR 297.001 Purpose. The purpose of this chapter is to establish effluent limitations, performance standards, and pretreatment standards for discharge of process wastes from the timber products processing category of point sources and its subcategories.

NR 297.001 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

NR 297.002 NR 297.002 Applicability. This chapter applies to any timber products processing operation and any plant producing insulation board with wood as a major raw material which discharges or may discharge process wastewater pollutants to the waters of the state or which introduces or may introduce process wastewater pollutants into a publicly owned treatment works.

NR 297.002 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

NR 297.003 NR 297.003 General definitions. The following definitions are applicable to the terms used in this chapter. Definitions of other terms and abbreviations are set forth in ss. NR 205.03, 205.04, and 211.03.

NR 297.003(1) (1) “Boulton process” means a process in which unseasoned wood is heated in an oily preservative under a partial vacuum to reduce the wood’s moisture content prior to injection of the preservative.

NR 297.003(2) (2) “Byproduct utilization” means the manufacture of products from bark and wood waste materials exclusive of the manufacture of insulation board, particleboard, hardboard, or products in other categories or subcategories covered by specific limitations.

NR 297.003(3) (3) “Debris” means woody material such as bark, twigs, branches, heartwood, or sapwood which will not pass through a 2.54 cm (1.0 in) diameter round opening and which is present in the discharge from a wet storage facility.

NR 297.003(4) (4) “Existing source” means any point source, except a new source as defined in sub. (9), from which pollutants may be discharged either into waters of the state or into a publicly owned treatment works.

NR 297.003(5) (5) “Gross production of fiberboard products” means the air dry weight of hardboard or insulation board following formation of the mat and prior to trimming and finishing operations.

NR 297.003(6) (6) “Hardboard” means a panel manufactured from interfelted lignocellulosic fibers consolidated under heat and pressure to a density of 0.5 g/cu cm (31 lb/cu ft) or greater.

NR 297.003(7) (7) “Hydraulic barking” means a wood processing operation that removes bark from wood by the use of water under a pressure of 6.8 atm (100 psia) or greater.

NR 297.003(8) (8) “Insulation board” means a panel manufactured from interfelted lignocellulosic fibers consolidated to a density of less than 0.5 g/cu cm (31 lb/cu ft).

NR 297.003(9) (9) “New source,” as defined for purposes of new source performance standards and treatment standards for new sources, means any point source for which construction commenced after October 31, 1979, and from which pollutants are or may be discharged directly to waters of the state or to a publicly owned treatment works.

NR 297.003(10) (10) “Particleboard” means board products composed of underfiberized particles of wood and other lignocellulosic materials bonded together with organic or inorganic binder materials.

NR 297.003(11) (11) “Process wastewater” means wastewater other than noncontact cooling water, material storage yard runoff, and boiler blowdown. For the dry process hardboard, veneer, finishing, particleboard, and sawmills and planing mills subcategories, fire control water is not process wastewater.

NR 297.003(12) (12) “Self contained body of water” means a body of water which does not have a continuous natural influent of either surface or groundwater and which is used to store raw materials for the manufacture of lumber and wood products except for timber.

NR 297.003(13) (13) “Smooth-one-side hardboard” means hardboard which is produced by the wet matting wet pressing process.

NR 297.003(14) (14) “Smooth-two-side hardboard” means hardboard which is produced by the wet matting dry pressing process.

NR 297.003 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

NR 297.004 NR 297.004 Numerical limitations. For the subcategories with numerical limitations, the daily maximum limitation is a value which may not be exceeded by any one effluent measurement. The 30-day limitation is a value that may not be exceeded by the average of daily measurements taken during any 30-day period.

NR 297.004 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

NR 297.005 NR 297.005 Compliance dates.

NR 297.005(1) (1) Any existing source subject to this chapter which discharges to waters of the state shall achieve:

NR 297.005(1)(a) (a) The effluent limitations representing BPT by July 1, 1977; and

NR 297.005(1)(b) (b) The effluent limitations representing BAT by July 1, 1984

NR 297.005(2) (2) Any new source subject to this chapter which discharges to waters of the state shall achieve NSPS at the commencement of discharge.

NR 297.005(3) (3) Any existing source subject to this chapter which introduces process wastewater pollutants into a POTW shall achieve PSES by January 26, 1984.

NR 297.005(4) (4) Any new source subject to this chapter which introduces process wastewater pollutants into a POTW shall achieve PSNS at the commencement of discharge.

NR 297.005 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

subch. I of ch. NR 297 Subchapter I - Barking Subcategory

NR 297.01 NR 297.01 Applicability; description of the barking subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the barking of logs by plants in the lumber and wood products industry, except for furniture making, and plants producing insulation board.

NR 297.01 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

NR 297.011 NR 297.011 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available. Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BPT.

NR 297.011(1) (1) Mechanical barking installations may not discharge process wastewater pollutants into waters of the state.

NR 297.011(2) (2) The following limitations apply to hydraulic barking installations:

NR 297.011 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

NR 297.013 NR 297.013 New source performance standards. The discharge of wastewater pollutants from any new source subject to this subchapter may not exceed the following standards.

NR 297.013(1) (1) Mechanical barking installations may not discharge process wastewater pollutants into waters of the state.

NR 297.013(2) (2) Hydraulic barking installations may not exceed the limitations set forth in s. NR 297.011 (2).

NR 297.013 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

NR 297.014 NR 297.014 Pretreatment standards for existing sources. Any existing source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211.

NR 297.014 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

NR 297.015 NR 297.015 Pretreatment standards for new sources. Any new source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211.

NR 297.015 History History: Cr. Register, April, 1989, No. 400, eff. 5-1-89.

subch. II of ch. NR 297 Subchapter II - Veneer Subcategory

NR 297.02 NR 297.02 Applicability; description of the veneer subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from any plant which manufactures veneer and does not store or hold raw materials in wet storage conditions.