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 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 230.023 Effluent 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 230.024 New 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 230.025 Pretreatment 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 
NR 230.025 History
History: Cr.
Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.026
NR 230.026 Pretreatment 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.
NR 230.03
NR 230.03 Applicability; 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 230.032 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 230.032 History
History: Cr.
Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.033
NR 230.033 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 230.033 History
History: Cr.
Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.034
NR 230.034 New 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 230.036 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 230.036 History
History: Cr.
Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.04
NR 230.04 Applicability; 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 230.042 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:
-
See PDF for table 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 230.043 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 230.043 History
History: Cr.
Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.044
NR 230.044 New 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 230.046 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 230.046 History
History: Cr.
Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.05
NR 230.05 Applicability; 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 230.052 Effluent 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 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 230.053 Effluent 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 230.054 New 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 230.056 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 230.054.
NR 230.056 History
History: Cr.
Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.06
NR 230.06 Applicability; 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 230.062 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:
-
See PDF for table 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 230.063 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 application of BAT:
-
See PDF for table -
See PDF for table NR 230.063 History
History: Cr.
Register, September, 1990, No. 417, eff. 10-1-90.
NR 230.064
NR 230.064 New source performance standards. Any new source subject to this subchapter shall achieve the following NSPS:
-
See PDF for table 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 230.065 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:
-
See PDF for table 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 230.066 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 following PSNS:
-
See PDF for table 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 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 230.067 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 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.
