NR 252.42
NR 252.42 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). The effluent limitations are those for BOD
5, TSS, oil and grease, and pH contained in
s. NR 252.41.
NR 252.42 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.43
NR 252.43 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). The effluent limitations are those for total chromium contained in
s. NR 252.41.
NR 252.43 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.44
NR 252.44 New source performance standards (NSPS). Any new source subject to this subcategory shall achieve the following new source performance standards (NSPS):
-
See PDF for table NR 252.44 Note
1Within the range 6.0 to 9.0.
NR 252.44 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86;
am. Table, Register, May, 2001, No. 545, eff. 6-1-01.
NR 252.45
NR 252.45 Pretreatment standards for existing sources (PSES). Except as provided in
40 CFR 403.7 and
403.13, any existing source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the following pretreatment standards:
-
See PDF for table NR 252.45 Note
1Within the range 6.0 to 10.0.
NR 252.45 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.46
NR 252.46 Pretreatment standards for new sources (PSNS). Except as provided in
40 CFR 403.7, any new source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the pretreatment standards contained in
s. NR 252.45.
NR 252.46 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.50
NR 252.50 Applicability; description of the no beamhouse subcategory. The provisions of this subcategory are applicable to process wastewater discharges resulting from any tannery which processes cattle hides, sheepskins, or splits (hair previously removed and pickled) into finished leather by chrome or nonchrome tanning, and retan-wet finishing.
NR 252.50 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.51
NR 252.51 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):
-
See PDF for table NR 252.51 Note
1Within the range 6.0 to 9.0.
NR 252.51 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86;
am. Table, Register, May, 2001, No. 545, eff. 6-1-01.
NR 252.52
NR 252.52 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional control technology (BCT). The effluent limitations are those for BOD
5, TSS, oil and grease, and pH contained in
s. NR 252.51.
NR 252.52 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.53
NR 252.53 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). The effluent limitations are those for total chromium contained in
s. NR 252.51.
NR 252.53 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.54
NR 252.54 New source performance standards (NSPS). Any new source subject to this subcategory shall achieve the following new source performance standards (NSPS):
-
See PDF for table NR 252.54 Note
1Within the range 6.0 to 9.0.
NR 252.54 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.55
NR 252.55 Pretreatment standards for existing sources (PSES). Except as provided in
40 CFR 403.7 and
403.13, any existing source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the following pretreatment standards:
-
See PDF for table NR 252.55 Note
1Within the range 6.0 to 10.0.
NR 252.55 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.56
NR 252.56 Pretreatment standards for new sources (PSNS). Except as provided in
40 CFR 403.7, any new source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the pretreatment standards contained in
s. NR 252.55.
NR 252.56 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.60
NR 252.60 Applicability; description of the through-the-blue subcategory. The provisions of this subcategory are applicable to process wastewater discharges resulting from any tannery which processes raw or cured cattle or cattle-like hides through-the-blue tanned state by hair pulp unhairing and chrome tanning; no retan-wet finishing is performed.
NR 252.60 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.61
NR 252.61 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):
-
See PDF for table NR 252.61 Note
1Within the range 6.0 to 9.0.
NR 252.61 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86;
am. Table, Register, May, 2001, No. 545, eff. 6-1-01.
NR 252.62
NR 252.62 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). The effluent limitations are those for BOD
5, TSS, oil and grease, and pH contained in
s. NR 252.61.
NR 252.62 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.63
NR 252.63 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). The effluent limitations are those for total chromium contained in
s. NR 252.61.
NR 252.63 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.64
NR 252.64 New source performance standards (NSPS). Any new source subject to this subcategory shall achieve the following new source performance standards (NSPS):
-
See PDF for table NR 252.64 Note
1Within the range 6.0 to 9.0.
NR 252.64 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86;
am. Table, Register, May, 2001, No. 545, eff. 6-1-01. NR 252.65
NR 252.65 Pretreatment standards for existing sources (PSES). Except as provided in
s. NR 252.04 and
40 CFR 403.7 and
403.13, any existing source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the following pretreatment standards:
-
See PDF for table NR 252.65 Note
1Not less than 7.0.
NR 252.65 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86;
am. Table, Register, May, 2001, No. 545, eff. 6-1-01. NR 252.66
NR 252.66 Pretreatment standards for new sources (PSNS). Except as provided in
40 CFR 403.7 and
s. NR 252.04, any new source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the pretreatment standards contained in
s. NR 252.65.
NR 252.66 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.70
NR 252.70 Applicability; description of the shearing subcategory. The provisions of this subcategory are applicable to process wastewater discharges resulting from any tannery which processes raw or cured sheep or sheep-like skins with the wool or hair retained into finished leather by chrome tanning, and retan-wet finishing.
NR 252.70 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.71
NR 252.71 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):
-
See PDF for table NR 252.71 Note
1Within the range 6.0 to 9.0.
NR 252.71 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86;
am. Table, Register, May, 2001, No. 545, eff. 6-1-01.
NR 252.72
NR 252.72 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). The effluent limitations are those for BOD
5, TSS, oil and grease, and pH contained in
s. NR 252.71.
NR 252.72 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.73
NR 252.73 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). The effluent limitations are those for total chromium contained in
s. NR 252.71.
NR 252.73 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.74
NR 252.74 New source performance standards (NSPS). Any new source subject to this subcategory shall achieve the following new source performance standards (NSPS):
-
See PDF for table NR 252.74 Note
1Within the range 6.0 to 9.0.
NR 252.74 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.75
NR 252.75 Pretreatment standards for existing sources (PSES). Except as provided in
40 CFR 403.7 and
403.13, any existing source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the following pretreatment standards:
-
See PDF for table NR 252.75 Note
1Within the range 6.0 to 10.0.
NR 252.75 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.76
NR 252.76 Pretreatment standards for new sources (PSNS). Except as provided in
40 CFR 403.7, any new source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the pretreatment standards contained in
s. NR 252.75.
NR 252.76 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.80
NR 252.80 Applicability; description of the pigskin subcategory. The provisions of this subcategory are applicable to process wastewater discharges resulting from any tannery which processes raw or cured pigskins into finished leather by chemically dissolving or pulping the hair and tanning with chrome, then retan-wet finishing.
NR 252.80 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.81
NR 252.81 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):
-
See PDF for table NR 252.81 Note
1Within the range 6.0 to 9.0.
NR 252.81 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.82
NR 252.82 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). The effluent limitations are those for BOD5, TSS, oil and grease, and pH contained in
s. NR 252.81.
NR 252.82 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.83
NR 252.83 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). The effluent limitations are those for total chromium contained in
s. NR 252.81.
NR 252.83 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.84
NR 252.84 New source performance standards (NSPS). Any new source subject to this subcategory shall achieve the following new source performance standards (NSPS):
-
See PDF for table NR 252.84 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.85
NR 252.85 Pretreatment standards for existing sources (PSES). Except as provided in
s. NR 252.04 and
40 CFR 403.7 and
403.13, any existing source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the following pretreatment standards:
-
See PDF for table NR 252.85 Note
1Not less than 7.0.
NR 252.85 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86;
am. Table, Register, May, 2001, No. 545, eff. 6-1-01.
NR 252.86
NR 252.86 Pretreatment standards for new sources (PSNS). Except as provided in
40 CFR 403.7 and
s. NR 252.04, any new source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with
40 CFR Part 403, and achieve the pretreatment standards contained in
s. NR 252.85.
NR 252.86 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.90
NR 252.90 Applicability; description of the retan-wet finish-splits subcategory. The provisions of this subcategory are applicable to process wastewater discharges resulting from any tannery which processes previously unhaired and tanned splits into finished leather by retan-wet finishing.
NR 252.90 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.91
NR 252.91 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):
-
See PDF for table NR 252.91 Note
1Within the range 6.0 to 9.0.
NR 252.91 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86;
am. Table, Register, May, 2001, No. 545, eff. 6-1-01.
NR 252.92
NR 252.92 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). The effluent limitations are those for BOD
5, TSS, oil and grease, and pH contained in
s. NR 252.91.
NR 252.92 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.93
NR 252.93 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). Except as provided in
40 CFR 125.30-
125.32, any existing point source subject to this subcategory shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). The effluent limitations are those for total chromium contained in
s. NR 252.91.
NR 252.93 History
History: Cr.
Register, October, 1986, No. 370, eff. 11-1-86.
NR 252.94
NR 252.94 New source performance standards (NSPS). Any new source subject to this subcategory shall achieve the following new source performance standards (NSPS):
-
See PDF for table