1. LawStack
  2. Title 40 - Protection of Environment
  3. Chapter I - ENVIRONMENTAL PROTECTION AGENCY
  4. Subchapter N - EFFLUENT GUIDELINES AND STANDARDS
  5. Part 425 - LEATHER TANNING AND FINISHING POINT SOURCE CATEGORY
  6. Subpart B - Hair Save, Chrome Tan, Retan-Wet Finish Subcategory
  7. 40 CFR § 425.24
40 CFR § 425.24
New source performance standards (NSPS)
June 9, 2020
CFR

Any new source subject to this subpart must achieve the following new source performance standards (NSPS):

Open Table
Pollutant or pollutant property NSPS
Maximum for any 1 day Maximum for monthly average
    Kg/kkg (or pound per 1,000 lb) of raw material
BOD5 6.9 3.1
TSS 9.9 4.5
Oil and grease 2.9 1.3
Total chromium 0.18 0.06
pH (1) (1)

1Within the range 6.0 to 9.0

Previous
§ 425.23 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
Next
§ 425.25 Pretreatment standards for existing sources (PSES)

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