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(1) Within the range of 7.5 to 10.0 at all times.
NR 274.054 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.056 NR 274.056 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 following PSNS: - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF
NR 274.056 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
subch. VI of ch. NR 274 Subchapter VI — Secondary Copper
NR 274.06 NR 274.06 Applicability; description of the secondary copper subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the recovery, processing and remelting of new and used copper scrap and residues to produce copper metal and copper alloys, except for continuous rod casting.
NR 274.06 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.061 NR 274.061 Specialized definitions. The following definitions apply to the terms used in this subchapter:
NR 274.061(2) (2) “Within the impoundment,” for purposes of calculating the volume of process wastewater which may be discharged, means the following:
NR 274.061(2)(a) (a) For all impoundments constructed prior to April 23, 1984, “within the impoundment” means the water surface area within the impoundment at the maximum capacity plus the surface area of the inside and outside slopes of the impoundment dam and the surface area between the outside edge of the impoundment dam and any seepage ditch immediately adjacent to the dam upon which rain falls and is returned to the impoundment, but the surface area allowance for external appurtenances to the impoundment shall not be more than 30% of the water surface area within the impoundment dam at maximum capacity.
NR 274.061(2)(b) (b) For all impoundments constructed on or after April 23, 1984, “within the impoundment” means the water surface area within the impoundment at the maximum capacity.
NR 274.061(3) (3) “Pond water surface area,” for the purpose of calculating the volume of wastewater which may be discharged, means the water surface area of the pond created by the impoundment for storage of process wastewater at normal operating level, but not less than one third of the surface area of the maximum amount of water which could be contained by the impoundment.
NR 274.061(4) (4) “Normal operating level” means the average level of the pond during the preceding calendar month.
NR 274.061 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.062 NR 274.062 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 274.062(1)(1) Except as provided in 40 CFR 125.30 to 125.32 and subs. (2) and (3), any existing point source subject to this subchapter may not discharge process wastewater pollutants to waters of the state.
NR 274.062(2) (2) A process wastewater impoundment which 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, 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 274.062(3) (3) During any calendar month, a process wastewater impoundment may discharge from the overflow a volume equivalent to whatever is the greatest of the following:
NR 274.062(3)(a) (a) The difference between the precipitation for that month which falls within the impoundment and the evaporation from the impoundment for that month; or
NR 274.062(3)(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 274.062(3)(c) (c) Any process wastewater discharge according to this subsection shall comply with the following limitations: - See PDF for table PDF
(1) Within the range of 6.0 to 9.0.
NR 274.062 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.063 NR 274.063 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
NR 274.063(1)(1) Except as provided in 40 CFR 125.30 to 125.32 and sub. (2), any existing point source subject to this subchapter may not discharge process wastewater pollutants into waters of the state.
NR 274.063(2) (2) A process wastewater impoundment which 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, 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 25-year, 24-hour rainfall event, when such an event occurs.
NR 274.063 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.064 NR 274.064 New source performance standards. Any new source subject to this subchapter may not discharge process wastewater pollutants into waters of the state.
NR 274.064 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.065 NR 274.065 Pretreatment standards for existing sources.
NR 274.065(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 may not discharge process wastewater pollutants into a POTW.
NR 274.065(2) (2) A process wastewater impoundment which 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, 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 25-year, 24-hour rainfall event, when such an event occurs.
NR 274.065 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.066 NR 274.066 Pretreatment standards for new sources. Except as provided in s. NR 211.13, any new source subject to the secondary copper subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and may not discharge process wastewater pollutants into a POTW.
NR 274.066 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
subch. VII of ch. NR 274 Subchapter VII — Primary Lead
NR 274.07 NR 274.07 Applicability; description of the primary lead 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 lead at primary lead smelters and refineries.
NR 274.07 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.072 NR 274.072 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 PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times.
NR 274.072 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.073 NR 274.073 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 PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF
NR 274.073 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.074 NR 274.074 New source performance standards. Any new source subject to this subchapter shall achieve the following standards: - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times.
NR 274.074 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.075 NR 274.075 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 PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF
NR 274.075 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.076 NR 274.076 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 PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF
NR 274.076 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
subch. VIII of ch. NR 274 Subchapter VIII — Primary Zinc
NR 274.08 NR 274.08 Applicability; description of the primary zinc 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 primary zinc by either electrolytic or pyrolytic means.
NR 274.08 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.082 NR 274.082 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 PDF
(1) Within the range of 6.0 to 9.0 at all times.
NR 274.082 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.083 NR 274.083 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 PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF - See PDF for table PDF
NR 274.083 History History: Cr. Register, March, 1991, No. 423, eff. 4-1-91.
NR 274.084 NR 274.084 New source performance standards. Any new source subject to this subchapter shall achieve the following standards: - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times. - See PDF for table PDF
(1) Within the range of 7.5 to 10.0 at all times.
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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.