NR 254.017 Note
(1) Within the range of 6.0 to 9.0
NR 254.017(3)(b)
(b) Increased loadings, not to exceed 10% above the limitations in
par. (a), are allowed for plants which have wet desulfurization systems but only to the extent that such systems generate an increased effluent volume.
NR 254.017(3)(c)
(c) Increased loadings, not to exceed 25% above the limitations in
par. (a), are allowed for plants which include indirect ammonia recovery systems but only to the extent that such systems generate an increased effluent volume.
NR 254.017(4)
(4) Beehive cokemaking. Beehive cokemaking operations may not discharge process wastewaters to waters of the state.
NR 254.017 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.02
NR 254.02 Applicability; description of the sintering subcategory. This subcategory applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from sintering operations conducted by the heating of iron bearing wastes, such as mill scale and dust from blast furnaces, together with fine iron ore, limestone, and coke fines in an ignition furnace to produce an agglomerate for charging to a blast furnace.
NR 254.02 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.022
NR 254.022 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 254.022 Note
(1) Within the range of 6.0 to 9.0
NR 254.022 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.023
NR 254.023 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 NR 254.023 Note
(1) The limitations for ammonia-N, cyanide, and phenols (4AAP) shall be applicable only when sintering wastewaters are treated with ironmaking wastewaters.
NR 254.023 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.024
NR 254.024 New source performance standards. The discharge of wastewater pollutants from any new source subject to the sintering subcategory may not exceed the following standards:
-
See PDF for table NR 254.024 Note
(1) The limitations for ammonia-N, cyanide, phenols (4AAP), and TRC shall be applicable only when sintering wastewaters are treated with ironmaking wastewaters.
NR 254.024 Note
(2) Within the range of 6.0 to 9.0
NR 254.024 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.025
NR 254.025 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 254.025 Note
(1) The limitations for ammonia-N, cyanide and phenols (4AAP) shall be applicable only when sintering wastewaters are treated with ironmaking wastewaters.
NR 254.025 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.026
NR 254.026 Pretreatment standards for new sources. Except as provided in
s. NR 211.13, any new source subject to the subchapter which introduces pollutants into a POTW shall comply with
ch. NR 211 and achieve the following PSNS:
-
See PDF for table NR 254.026 Note
(1) The limitations for ammonia-N, cyanide and phenols (4AAP) shall be applicable only when sintering wastewaters are treated with ironmaking wastewaters.
NR 254.026 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.03
NR 254.03 Applicability; description of the ironmaking subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from ironmaking operations in which iron ore is reduced to molten iron in a blast furnace.
NR 254.03 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.031
NR 254.031 Specialized definitions. The following definitions are applicable to the terms used in this subchapter:
NR 254.031(1)
(1) “Existing indirect dischargers” means only the 2 iron blast furnace operations with discharges to POTWs prior to May 27, 1982.
NR 254.031(2)
(2) “Ferromanganese blast furnace” means those blast furnaces which produce molten iron containing more than 50% manganese.
NR 254.031(3)
(3) “Iron blast furnace” means all blast furnaces except ferromanganese blast furnaces.
NR 254.031 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.032
NR 254.032 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 shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BPT:
-
See PDF for table NR 254.032 Note
(1) Within the range of 6.0 to 9.0
NR 254.032 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.033
NR 254.033 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 shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BAT:
-
See PDF for table NR 254.033 Note
(1) The limitations for TRC shall be applicable only when iron making wastewater is chlorinated.
NR 254.033 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.034
NR 254.034 New source performance standards. The discharge of process wastewater pollutants from any new source subject to this subchapter may not exceed the following standards:
-
See PDF for table NR 254.034 Note
(1) The limitations for TRC shall be applicable only when iron making wastewater is chlorinated.
NR 254.034 Note
(2) Within the range of 6.0 to 9.0
NR 254.034 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.035 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.036
NR 254.036 Pretreatment standards for new sources. Except as provided in
s. NR 211.13, a 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 254.036 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.04
NR 254.04 Applicability; description of the steelmaking subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from steelmaking operations conducted in basic oxygen, open hearth, and electric arc furnaces.
NR 254.04 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.041
NR 254.041 Specialized definitions. The following definitions are applicable to the terms used in the steelmaking subcategory:
NR 254.041(1)
(1) “Basic oxygen furnace steelmaking” means the production of steel from any combination of molten iron, steel scrap, and fluxes in refractory lined furnaces by adding oxygen.
NR 254.041(2)
(2) “Electric arc furnace steelmaking” means the production of steel principally from steel scrap and fluxes in refractory lined furnaces by passing an electric current through the scrap or steel bath.
NR 254.041(3)
(3) “Open combustion” means basic oxygen furnace steel making wet air cleaning systems which are designed to allow excess air to enter the air pollution control system for the purpose of combusting the carbon monoxide furnace gases.
NR 254.041(4)
(4) “Open hearth furnace steelmaking” means the production of steel from any combination of molten iron, steel scrap, and fluxes in refractory lined fuel fired furnaces equipped with regenerative chambers to recover heat from the flue and combustion gases.
NR 254.041(5)
(5) “Semi-wet” means steelmaking air cleaning systems that use water for the sole purpose of conditioning the temperature and humidity of furnace gases such that the gases may be cleaned in dry air pollution control systems.
NR 254.041(6)
(6) “Suppressed combustion” means basic oxygen furnace steelmaking wet air cleaning systems which are designed to limit or suppress the combustion of carbon monoxide in furnace gases by restricting the amount of excess air entering the air pollution control system.
NR 254.041(7)
(7) “Wet” means steelmaking air cleaning systems that primarily use water for furnace gas cleaning.
NR 254.041 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.042
NR 254.042 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. Semi-wet basic oxygen furnace steelmaking operations and semi-wet electric arc furnace steelmaking operations may not discharge process wastewater pollutants to waters of the state.
-
See PDF for table NR 254.042 Note
(1) Within the range of 6.0 to 9.0
NR 254.042 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.043
NR 254.043 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 shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BAT. Semi-wet basic oxygen furnace steelmaking operations and semi-wet electric arc furnace steelmaking operations may not discharge process wastewater pollutants to waters of the state.
-
See PDF for table -
See PDF for table NR 254.043 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.044
NR 254.044 New source performance standards. The discharge of wastewater pollutants from any new source subject to this subchapter may not exceed the following standards:
-
See PDF for table NR 254.044 Note
(1) Within the range of 6.0 to 9.0
NR 254.044 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.045 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.046 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.047
NR 254.047 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology. Semi-wet basic oxygen furnace steelmaking operations and semi-wet electric arc furnace operations may not discharge process wastewater pollutants to waters of the state.
NR 254.047 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.05
NR 254.05 Applicability; description of the vacuum degassing subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from vacuum degassing operations conducted by applying a vacuum to molten steel.
NR 254.05 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.052
NR 254.052 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 254.052 Note
(1) Within the range of 6.0 to 9.0
NR 254.052 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.053
NR 254.053 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 NR 254.053 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.054
NR 254.054 New source performance standards. The discharge of wastewater pollutants from any new source subject to this subchapter may not exceed the following standards:
-
See PDF for table NR 254.054 Note
(1) Within the range of 6.0 to 9.0
NR 254.054 History
History: Cr.
Register, May, 1989, No. 401, eff. 6-1-89.
NR 254.055
NR 254.055 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
