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NR 230.022(4) (4) During any calendar month, a process wastewater impoundment may discharge a volume equivalent to whatever is the greater of the following:
NR 230.022(4)(a) (a) The difference between the precipitation for that month which falls within the impoundment and the evaporation for that month; or
NR 230.022(4)(b) (b) The difference between the mean precipitation for that month which falls within the impoundment and the mean evaporation for that month as established for the impoundment's location by the national climatic center, national oceanic and atmospheric administration or as otherwise established if no monthly evaporation has been determined by the national climatic center.
NR 230.022(5) (5) Any process wastewater discharged according to sub. (3) shall comply with the following effluent limitations representing BPT: - See PDF for table PDF
NR 230.022 Note (1)Within the range of 6.0 to 9.0
NR 230.022 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.023 NR 230.023Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
NR 230.023(1)(1) 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 BAT.
NR 230.023(2) (2) Except as provided in sub. (3), process wastewater pollutants may not be discharged to waters of the state.
NR 230.023(3) (3) If a process wastewater impoundment is designed, constructed, and operated to contain the precipitation from the 25-year, 24-hour rainfall event as established for the impoundment's location by the national climatic center, national oceanic and atmospheric administration, the impoundment may discharge a volume of process wastewater equivalent to the volume of precipitation which falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such an event occurs.
NR 230.023 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.024 NR 230.024New source performance standards.
NR 230.024(1)(1) Except as provided in sub. (2), any new source subject to this subchapter may not discharge process wastewater pollutants to waters of the state.
NR 230.024(2) (2) If a process wastewater impoundment is designed, constructed, and operated to contain the precipitation from the 25-year, 24-hour rainfall event as established for the impoundment's location by the national climatic center, national oceanic and atmospheric administration, the impoundment may discharge a volume of process wastewater equivalent to the volume of precipitation which falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such an event occurs.
NR 230.024 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.025 NR 230.025Pretreatment standards for existing sources. Except as provided in ss. NR 211.13 and 211.14, any existing source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the following PSES: - See PDF for table PDF
NR 230.025 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.026 NR 230.026Pretreatment standards for new sources. Except as provided in s. NR 211.13 and sub. (2), 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 230.024.
NR 230.026 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
subch. III of ch. NR 230 Subchapter III — Calcium carbide
NR 230.03 NR 230.03Applicability; description of the calcium carbide 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 carbide in uncovered furnaces.
NR 230.03 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.032 NR 230.032Effluent 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.
NR 230.032 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.033 NR 230.033Effluent 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 may not discharge process wastewater pollutants to waters of the state.
NR 230.033 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.034 NR 230.034New source performance standards. Any new source subject to this subchapter may not discharge process wastewater pollutants to waters of the state.
NR 230.034 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.036 NR 230.036Pretreatment 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 230.036 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
subch. IV of ch. NR 230 Subchapter IV — Calcium chloride
NR 230.04 NR 230.04Applicability; description of the calcium chloride 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 chloride by the brine extraction process.
NR 230.04 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.042 NR 230.042Effluent 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: - See PDF for table PDF
NR 230.042 Note (1)Within the range of 6.0 to 9.0
NR 230.042 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.043 NR 230.043Effluent 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 may not discharge process wastewater pollutants to waters of the state.
NR 230.043 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.044 NR 230.044New source performance standards. Any new source subject to this subchapter may not discharge process wastewater pollutants to waters of the state.
NR 230.044 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.046 NR 230.046Pretreatment 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 230.046 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
subch. V of ch. NR 230 Subchapter V — Calcium oxide
NR 230.05 NR 230.05Applicability; description of the calcium oxide 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 oxide.
NR 230.05 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.052 NR 230.052Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.052(1)(1) 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 230.052(2) (2) Except as provided in subs. (3), (4), and (5), process wastewater pollutants may not be discharged to waters of the state.
NR 230.052(3) (3) If a process wastewater impoundment is designed, constructed, and operated to contain the precipitation from the 10-year, 24-hour rainfall event as established for the impoundment's location by the national climatic center, national oceanic and atmospheric administration, the impoundment may discharge a volume of process wastewater equivalent to the volume of precipitation which falls within the impoundment in excess of the precipitation attributable to the 10-year, 24-hour rainfall event, when such an event occurs.
NR 230.052(4) (4) During any calender month, a process wastewater impoundment may discharge a volume equivalent to whatever is the greater of the following:
NR 230.052(4)(a) (a) The difference between the precipitation for that month which falls within the impoundment and the evaporation for that month; or
NR 230.052(4)(b) (b) The difference between the mean precipitation for that month which falls within the impoundment and the mean evaporation for that month as established for the impoundment's location by the national climatic center, national oceanic and atmospheric administration or as otherwise established if no monthly evaporation has been determined by the national climatic center.
NR 230.052(5) (5) Any process wastewater discharged according to sub. (4) shall comply with the following effluent limitations: - See PDF for table PDF
NR 230.052 Note (1)Within the range of 6.0 to 9.0
NR 230.052 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.053 NR 230.053Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
NR 230.053(1)(1) 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 BAT.
NR 230.053(2) (2) Except as provided in sub. (3), process wastewater pollutants may not be discharged to waters of the state.
NR 230.053(3) (3) If a process wastewater impoundment is designed, constructed, and operated to contain the precipitation from the 25-year, 24-hour rainfall event as established for the impoundment's location by the national climatic center, national oceanic and atmospheric administration, the impoundment may discharge a volume of process wastewater equivalent to the volume of precipitation which falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such an event occurs.
NR 230.053 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.054 NR 230.054New source performance standards.
NR 230.054(1)(1) Except as provided in sub. (2), any new source subject to this subchapter may not discharge process wastewater pollutants to waters of the state.
NR 230.054(2) (2) If a process wastewater impoundment is designed, constructed, and operated to contain the precipitation from the 25-year, 24-hour rainfall event as established for the impoundment's location by the national climatic center, national oceanic and atmospheric administration, the impoundment may discharge a volume of process wastewater equivalent to the volume of precipitation which falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such an event occurs.
NR 230.054 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.056 NR 230.056Pretreatment 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 230.054.
NR 230.056 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
subch. VI of ch. NR 230 Subchapter VI — Chlor-alkali
NR 230.06 NR 230.06Applicability; description of the chlor-alkali 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 chlorine and either sodium hydroxide or potassium hydroxide by the diaphragm cell process and by the mercury cell process.
NR 230.06 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.062 NR 230.062Effluent 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: - See PDF for table PDF
NR 230.062 Note (1) Within the range of 6.0 to 9.0 - See PDF for table PDF
NR 230.062 Note (1)Within the range of 6.0 to 9.0
NR 230.062 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.063 NR 230.063Effluent 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 the following effluent limitations representing the degree of effluent reduction attainable by application of BAT: - See PDF for table PDF - See PDF for table PDF
NR 230.063 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.064 NR 230.064New source performance standards. Any new source subject to this subchapter shall achieve the following NSPS: - See PDF for table PDF
NR 230.064 Note (1)Within the range of 6.0 to 9.0 - See PDF for table PDF
NR 230.064 Note (1)Within the range of 6.0 to 9.0
NR 230.064 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.065 NR 230.065Pretreatment standards for existing sources. Except as provided in ss. NR 211.13 and 211.14, any new [existing] source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the following PSES: - See PDF for table PDF
NR 230.065 Note (1)When a POTW finds that mass limitations are necessary, the PSES shall be the limitations set forth in s. NR 230.062 for copper, lead, and nickel.
NR 230.065 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.066 NR 230.066Pretreatment 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 following PSNS: - See PDF for table PDF
NR 230.066 Note (1)When a POTW finds that mass limitations are necessary, the PSNS shall be the limitations set forth in s. NR 230.064 for mercury. - See PDF for table PDF
NR 230.066 Note (1)When a POTW finds that mass limitations are necessary, the PSNS shall be the limitations set forth in s. NR 230.064 for lead.
NR 230.066 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.067 NR 230.067Effluent 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 using the mercury cell process shall achieve the effluent limitations set forth in s. NR 230.062 for TSS and pH for chlor-alkali mercury cells.
NR 230.067 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.
subch. VIII of ch. NR 230 Subchapter VIII — Hydrofluoric acid
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Published under s. 35.93, Stats. Updated on the first day of each month. Entire code is always current. The Register date on each page is the date the chapter was last published.