e-CFR data is current as of March 4, 2021
TITLE 40—Protection of Environment
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS (CONTINUED) PART 425—LEATHER TANNING AND FINISHING POINT SOURCE CATEGORY
General Provisions
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Sulfide analytical methods and applicability. |
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Applicability of sulfide pretreatment standards. |
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Subpart A—HAIR PULP, CHROME TAN, RETAN-WET FINISH SUBCATEGORY
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Applicability; description of the hair pulp, chrome tan, retan-wet finishing subcategory. |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). |
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New source performance standards (NSPS). |
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Pretreatment standards for existing sources (PSES). |
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Pretreatment standards for new sources (PSNS). |
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Subpart B—HAIR SAVE, CHROME TAN, RETAN-WET FINISH SUBCATEGORY
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Applicability; description of the hair save, chrome tan, retan-wet finish subcategory. |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). |
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New source performance standards (NSPS). |
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Pretreatment standards for existing sources (PSES). |
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Pretreatment standards for new sources (PSNS). |
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Subpart C—HAIR SAVE OR PULP, NON-CHROME TAN, RETAN-WET FINISH SUBCATEGORY
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Applicability; description of the hair save or pulp, non-chrome tan, retan-wet finish subcategory. |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). |
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New source performance standards (NSPS). |
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Pretreatment standards for existing sources (PSES). |
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Pretreatment standards for new sources (PSNS). |
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Subpart D—RETAN-WET FINISH-SIDES SUBCATEGORY
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Applicability; description of the retan-wet finish-sides subcategory. |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). |
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New source performance standards (NSPS). |
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Pretreatment standards for existing sources (PSES). |
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Pretreatment standards for new sources (PSNS). |
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Subpart E—NO BEAMHOUSE SUBCATEGORY
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Applicability; description of the no beamhouse subcategory. |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). |
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New source performance standards (NSPS). |
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Pretreatment standards for existing sources (PSES). |
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Pretreatment standards for new sources (PSNS). |
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Subpart F—THROUGH-THE-BLUE SUBCATEGORY
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Applicability; description of the through-the-blue subcategory. |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). |
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New source performance standards (NSPS). |
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Pretreatment standards for existing sources (PSES). |
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Pretreatment standards for new sources (PSNS). |
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Subpart G—SHEARLING SUBCATEGORY
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Applicability; description of the shearling subcategory. |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). |
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New source performance standards (NSPS). |
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Pretreatment standards for existing sources (PSES). |
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Pretreatment standards for new sources (PSNS). |
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Subpart H—PIGSKIN SUBCATEGORY
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Applicability; description of the pigskin subcategory. |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). |
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New source performance standards (NSPS). |
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Pretreatment standards for existing sources (PSES). |
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Pretreatment standards for new sources (PSNS). |
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Subpart I—RETAN-WET FINISH-SPLITS SUBCATEGORY
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Applicability; description of the retan-wet finish-splits subcategory. |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). |
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Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). |
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New source performance standards (NSPS). |
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Pretreatment standards for existing sources (PSES). |
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Pretreatment standards for new sources (PSNS). |
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