Chapter NR 230

NR 230.2415 NR 230.2415 Regulation of contaminated nonprocess wastewater. Contaminated nonprocess wastewater shall be regulated as process wastewater unless all reasonable measures have been taken to prevent, reduce, and control incidental contact and to mitigate the effects of incidental contact after it has occurred.

NR 230.2415 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.242 NR 230.242 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 230.242(1) (1) Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter which reacts anhydrous ammonia with hydrogen gas may not discharge process wastewater pollutants to waters of the state.

NR 230.242(2) (2) Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter which uses the recovery process from Solvay process wastes shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of BPT:

NR 230.242 Note (1) Within the range of 6.0 to 9.0

NR 230.242 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XXVII of ch. NR 230 Subchapter XXVII — Borax

NR 230.27 NR 230.27 Applicability; description of the borax subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of borax by the ore mining process and by the Trona process.

NR 230.27 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.272 NR 230.272 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 may not discharge process wastewater pollutants to waters of the state, but residual brine and depleted liquor may be returned to the body of water from which the process brine solution was originally drawn.

NR 230.272 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.276 NR 230.276 Pretreatment standards for new sources. Except as provided in s. NR 211.13, any new source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the limitations set forth in s. NR 230.272.

NR 230.276 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XXVIII of ch. NR 230 Subchapter XXVIII — Boric acid

NR 230.28 NR 230.28 Applicability; description of the boric acid subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of boric acid from either ore mined borax or borax produced by the Trona process.

NR 230.28 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.282 NR 230.282 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 230.282(1) (1) Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter which uses borax made by the Trona process may not discharge process wastewater pollutants into waters of the state, but residual brine and depleted liquor may be returned to the body of water from which the process brine solution was originally withdrawn.

NR 230.282(2) (2) Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter which uses ore mined borax shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of BPT:

NR 230.282 Note (1) Within the range of 6.0 to 9.0

NR 230.282 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XXIX of ch. NR 230 Subchapter XXIX — Bromine

NR 230.29 NR 230.29 Applicability; description of the bromine subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of bromine by the brine mining process and by the Trona process.

NR 230.29 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.292 NR 230.292 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 may not discharge process wastewater pollutants to waters of the state, but residual brine and depleted liquor may be returned to the body of water from which the process brine solution was originally withdrawn.

NR 230.292 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.296 NR 230.296 Pretreatment standards for new sources. Except as provided in s. NR 211.13, any new source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the limitations set forth in s. NR 230.292.

NR 230.296 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XXX of ch. NR 230 Subchapter XXX — Calcium carbonate

NR 230.30 NR 230.30 Applicability; description of the calcium carbonate subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of calcium carbonate by the milk of lime process and by the recovery process from Solvay process wastes.

NR 230.30 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.302 NR 230.302 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 the application of BPT:

NR 230.302 Note (1) Within the range of 6.0 to 9.0

NR 230.302 Note (1) Within the range of 6.0 to 9.0

NR 230.302 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XXXI of ch. NR 230 Subchapter XXXI — Calcium hydroxide

NR 230.31 NR 230.31 Applicability; description of the calcium hydroxide subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of calcium hydroxide by the lime slaking process.

NR 230.31 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.311 NR 230.311 Specialized definitions. The following definitions apply to the terms used in this subchapter:

NR 230.311(1) (1) “Contaminated nonprocess wastewater” means any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, byproduct, or waste product, if all reasonable measures have been taken to prevent, reduce, and control incidental contact and to mitigate the effects of incidental contact after it has occurred.

NR 230.311(2) (2) “Incidental contact” means contact resulting from:

NR 230.311(2)(a) (a) Rainfall runoff;

NR 230.311(2)(b) (b) Accidental spills;

NR 230.311(2)(c) (c) Accidental leaks which are caused by failure of process equipment and which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and

NR 230.311(2)(d) (d) Discharges from safety showers and related personal safety equipment.

NR 230.311(3) (3) “Process wastewater” means any water which, during manufacturing or processing, comes into contact with or results from the production or use of any raw material, intermediate product, finished product, byproduct, or waste product, except for contaminated nonprocess wastewater.

NR 230.311(4) (4) “Process wastewater pollutants” means pollutants present in the process wastewater.

NR 230.311 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.312 NR 230.312 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 may not discharge process wastewater pollutants into waters of the state.

NR 230.312 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.316 NR 230.316 Pretreatment standards for new sources. Except as provided in s. NR 211.13, any new source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and may not discharge process wastewater pollutants into a POTW.

NR 230.316 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XXXIII of ch. NR 230 Subchapter XXXIII — Carbon monoxide and byproduct hydrogen

NR 230.33 NR 230.33 Applicability; description of the carbon monoxide and byproduct hydrogen subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of carbon monoxide and byproduct hydrogen by the reforming process.

NR 230.33 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.332 NR 230.332 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 the application of BPT:

NR 230.332 Note (1) Within the range of 6.0 to 9.0

NR 230.332 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XXXIV of ch. NR 230 Subchapter XXXIV - Chrome pigments

NR 230.34 NR 230.34 Applicability; description of the chrome pigments subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of chrome yellow, chrome orange, molybdate chrome orange, anhydrous and hydrous chromium oxide, chrome green, and zinc yellow.

NR 230.34 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.342 NR 230.342 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 230.342 Note (1) Within the range of 6.0 to 9.0

NR 230.342 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.343 NR 230.343 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable. Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter shall achieve limitations set forth in s. NR 230.342 for chromium, lead, and zinc.

NR 230.343 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.344 NR 230.344 New source performance standards. Any new source subject to this subchapter shall achieve the limitations set forth in s. NR 230.342.

NR 230.344 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.345 NR 230.345 Pretreatment standards for existing sources.

NR 230.345(1) (1) Except as provided in ss. NR 211.13 and 211.14 and sub. (2), any existing source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the following PSES:

NR 230.345 Note (1) When a POTW finds that mass limitations are necessary, the PSES shall be the limitations set forth in s. NR 230.342 for chromium, lead, and zinc.

NR 230.345(2) (2) Existing sources which annually introduce less than 210,000 cubic meters (55 million gallons) of chrome pigments process wastewater into a POTW shall comply with ch. NR 211.

NR 230.345 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.346 NR 230.346 Pretreatment standards for new sources. Except as provided in s. NR 211.13, any new source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the standards set forth in s. NR 230.345.

NR 230.346 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.347 NR 230.347 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology. Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter shall achieve the effluent limitations set forth in s. NR 230.342 for TSS and pH.

NR 230.347 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XXXV of ch. NR 230 Subchapter XXXV — Chromic acid

NR 230.35 NR 230.35 Applicability; description of the chromic acid subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of chromic acid by facilities which also manufacture sodium dichromate.

NR 230.35 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.352 NR 230.352 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 limitations set forth in s. NR 230.172.

NR 230.352 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.356 NR 230.356 Pretreatment standards for new sources. Except as provided in s. NR 211.13, any new source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the standards set forth in s. NR 230.172.

NR 230.356 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XXXVI of ch. NR 230 Subchapter XXXVI — Copper salts

NR 230.36 NR 230.36 Applicability; description of the copper salts subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of copper salts, such as copper sulfate, copper chloride, copper iodide, copper nitrate, and copper carbonate.

NR 230.36 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.362 NR 230.362 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: