Wisconsin Legislature: NR 254.103 Note

NR 254.101(2)(2) “Combination” means cold rolling operations which include recirculation of rolling solutions at one or more mill stands and once through use of rolling solutions at the remaining mill stands.

NR 254.101(3)(3) “Direct application” means cold rolling operations which include once through use of rolling solutions at mill stands.

NR 254.101(4)(4) “Multiple stand” means recirculation or direct application cold rolling mills which include more than one stand of work rolls.

NR 254.101(5)(5) “Recirculation” means cold rolling operations which include recirculation of rolling solutions at all mill stands.

NR 254.101(6)(6) “Single stand” means recirculation or direct application cold rolling mills which include only one stand of work rolls.

NR 254.101 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.102NR 254.102 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:

NR 254.102 Note(1) The limitations for chromium and nickel are applicable in lieu of those for lead and zinc when cold rolling wastewaters are treated with descaling or combination acid pickling wastewaters.

NR 254.102 Note(2) Within the range of 6.0 to 9.0

NR 254.102 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.103NR 254.103 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:

NR 254.103 Note(1) The limitations for chromium and nickel are applicable in lieu of those for lead and zinc when cold rolling wastewaters are treated with descaling or combination acid pickling wastewaters.

NR 254.103 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.104NR 254.104 New source performance standards. The discharge of wastewater pollutants from any new source subject to this subchapter may not exceed the following standards:

NR 254.104 Note(1) The limitations for chromium and nickel are applicable in lieu of those for lead and zinc when cold rolling wastewaters are treated with descaling or combination acid pickling wastewaters.

NR 254.104 Note(2) Within the range of 6.0 to 9.0

NR 254.104 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.105NR 254.105 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 limitations set forth in s. NR 254.103.

NR 254.105 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.106NR 254.106 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:

NR 254.106 Note(1) The limitations for chromium and nickel are applicable in lieu of those for lead and zinc when cold rolling wastewaters are treated with descaling or combination acid pickling wastewaters.

NR 254.106 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.107NR 254.107 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 following effluent limitations representing the degree of effluent reduction attainable by application of BCT:

NR 254.107 Note(1) Within the range of 6.0 to 9.0

NR 254.107 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

subch. XI of ch. NR 254Subchapter XI — Alkaline Cleaning Subcategory

NR 254.11NR 254.11 Applicability; description of the alkaline cleaning subcategory. This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from operations in which steel and steel products are immersed in alkaline cleaning baths to remove mineral and animal fats or oils from the steel. The alkaline cleaning subcategory includes rinsing operations which follow such immersions.

NR 254.11 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.111NR 254.111 Specialized definitions. The following definitions are applicable to the terms used in this subchapter:

NR 254.111(1)(1) “Batch” means alkaline cleaning operations which process steel products such as coiled wire, rods, and tubes in discrete batches or bundles.

NR 254.111(2)(2) “Continuous” means alkaline cleaning operations other than batch operations.

NR 254.111 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.112NR 254.112 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:

NR 254.112 Note(1) Within the range of 6.0 to 9.0

NR 254.112 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.113NR 254.113 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable. The effluent limitations representing BAT are identical to the limitations set forth in s. NR 254.112.

NR 254.113 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.114NR 254.114 New source performance standards. The discharge of wastewater pollutants from any new source subject to this subchapter may not exceed the following standards:

NR 254.114 Note(1) Within the range of 6.0 to 9.0

NR 254.114 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.115NR 254.115 Pretreatment standards for existing sources. Any existing source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211.

NR 254.115 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.116NR 254.116 Pretreatment standards for new sources. Any new source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211.

NR 254.116 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.

NR 254.117NR 254.117 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology. The effluent limitations representing BCT are identical to the limitations set forth in s. NR 254.112.

NR 254.117 HistoryHistory: Cr. Register, May, 1989, No. 401, eff. 6-1-89.