Chapter NR 230

NR 230.122 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.123 NR 230.123 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 may not discharge process wastewater pollutants to waters of the state.

NR 230.123 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.124 NR 230.124 New source performance standards. Any new source subject to this subchapter may not discharge process wastewater pollutants to waters of the state.

NR 230.124 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.125 NR 230.125 Pretreatment 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:

NR 230.125 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.126 NR 230.126 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 230.126 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XIII of ch. NR 230 Subchapter XIII — Potassium sulfate

NR 230.13 NR 230.13 Applicability; description of the potassium sulfate 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 potassium sulfate.

NR 230.13 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.132 NR 230.132 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 230.132(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 230.132(2) (2) Except as provided in subs. (3), (4), and (5), process wastewater pollutants may not be discharged to waters of the state.

NR 230.132(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 that attributable to the 10-year, 24-hour rainfall event, when such an event occurs.

NR 230.132(4) (4) During any calendar month, a process wastewater impoundment may discharge a volume equivalent to the greater of the following:

NR 230.132(4)(a) (a) The difference between the precipitation for that month which falls within the impoundment and the evaporation for that month;

NR 230.132(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 by the national climatic center, national oceanic and atmospheric administration for the impoundment’s location or as otherwise established if no monthly evaporation has been determined by the national climatic center.

NR 230.132(5) (5) Any process wastewater discharged pursuant to sub. (4) shall comply with the following limitations:

NR 230.132 Note (1)Within the range of 6.0 to 9.0

NR 230.132 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.133 NR 230.133 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 230.133(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 230.133(2) (2) Except as provided in sub. (3), process wastewater pollutants may not be discharged to waters of the state.

NR 230.133(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 230.133 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.134 NR 230.134 New source performance standards.

NR 230.134(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 230.134(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 230.134 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.136 NR 230.136 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 230.134.

NR 230.136 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XIV of ch. NR 230 Subchapter XIV — Sodium bicarbonate

NR 230.14 NR 230.14 Applicability; description of the sodium bicarbonate 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 sodium bicarbonate.

NR 230.14 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.142 NR 230.142 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.

NR 230.142 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.143 NR 230.143 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 may not discharge process wastewater pollutants to waters of the state.

NR 230.143 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.144 NR 230.144 New source performance standards. Any new source subject to this subchapter may not discharge process wastewater pollutants to waters of the state.

NR 230.144 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.146 NR 230.146 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 230.146 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XVI of ch. NR 230 Subchapter XVI — Sodium chloride

NR 230.16 NR 230.16 Applicability; description of the sodium 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 sodium chloride by the solution brine mining process and by the solar evaporation process.

NR 230.16 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.162 NR 230.162 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

NR 230.162(1) (1) Solar evaporation.

NR 230.162(1)(a) (a) Except as provided in 40 CFR 125.30 to 125.32 and par. (b), any existing point source subject to this subchapter which uses the solar evaporation procedure may not discharge process wastewater pollutants to waters of the state.

NR 230.162(1)(b) (b) If no additional pollutants are added to the bitterns during production of sodium chloride, unused bitterns may be returned to the body of water from which the process brine solution was originally withdrawn.

NR 230.162(2) (2) Solution brine mining. Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter which uses the solution brine mining process shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of BPT:

NR 230.162 Note (1)Within the range of 6.0 to 9.0

NR 230.162 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.163 NR 230.163 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

NR 230.163(1) (1) Solar evaporation.

NR 230.163(1)(a) (a) Except as provided in 40 CFR 125.30 to 125.32 and par. (b), any existing point source subject to this subchapter which uses the solar evaporation procedure may not discharge process wastewater pollutants to waters of the state.

NR 230.163(1)(b) (b) If no additional pollutants are added to the bitterns during production of sodium chloride, unused bitterns may be returned to the body of water from which the process brine solution was originally withdrawn.

NR 230.163 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.164 NR 230.164 New source performance standards.

NR 230.164(1) (1) Solar evaporation.

NR 230.164(1)(a) (a) Except as provided in par. (b), any new source subject to this subchapter which uses the solar evaporation process may not discharge process wastewater pollutants to waters of the state.

NR 230.164(1)(b) (b) If no additional pollutants are added to the bitterns during production of sodium chloride, unused bitterns may be returned to the body of water from which the process brine solution was originally withdrawn.

NR 230.164(2) (2) Solution brine mining. Any new source subject to this subchapter which uses the solution brine mining process may not discharge process wastewater pollutants to waters of the state.

NR 230.164 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.166 NR 230.166 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 shall achieve the standards set forth in s. NR 230.164.

NR 230.166 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XVII of ch. NR 230 Subchapter XVII — Sodium dichromate and sodium sulfate

NR 230.17 NR 230.17 Applicability; description of the sodium dichromate and sodium sulfate 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 sodium dichromate and byproduct sodium sulfate.

NR 230.17 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.172 NR 230.172 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 230.172 Note (1)Within the range of 6.0 to 9.0

NR 230.172 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.173 NR 230.173 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 the limitations set forth in s. NR 230.172 for total chromium, hexavalent chromium, and nickel.

NR 230.173 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.174 NR 230.174 New source performance standards. Any new source subject to this subchapter shall achieve the standards set forth in s. NR 230.172.

NR 230.174 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.176 NR 230.176 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 shall achieve the following PSNS:

NR 230.176 Note (1)When a POTW finds that mass limitations are necessary, the PSNS shall be the standards set forth in s. NR 230.172 for total chromium, hexavalent chromium, and nickel.

NR 230.176 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.177 NR 230.177 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 limitations set forth in s. NR 230.172 for TSS and pH.

NR 230.177 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

subch. XX of ch. NR 230 Subchapter XX — Sodium sulfite

NR 230.20 NR 230.20 Applicability; description of the sodium sulfite 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 sodium sulfite by reacting sulfur dioxide with sodium carbonate.

NR 230.20 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.202 NR 230.202 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 230.202 Note (1) Within the range of 6.0 to 9.0

NR 230.202 History History: Cr. Register, September, 1990, No. 417, eff. 10-1-90.

NR 230.203 NR 230.203 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 the following effluent limitations representing the degree of effluent reduction attainable by the application of BAT: