GroundRules
40 CFR 421.73: Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
Where this section sits in the code
- Title 40—Protection of Environment
- CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
- SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS
- PART 421—NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY
- Subpart G—Primary Lead Subcategory
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable:
(a) Subpart G—Sinter Plant Materials Handling Wet Air Pollution Control.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of sinter production
Lead 100.800 46.800
Zinc 367.200 151.200
(b) Subpart G—Blast Furnace Wet Air Pollution Control.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of blast furnace lead bullion produced
Lead .000 .000
Zinc .000 .000
(c) Subpart G—Blast Furnace Slag Granulation.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of blast furnace lead bullion produced
Lead .000 .000
Zinc .000 .000
(d) Subpart G—Dross Reverberatory Slag Granulation.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of slag, speiss, or matte granulated
Lead 1,612.000 748.400
Zinc 5,872.000 2,418.000
(e) Subpart G—Dross Reverberatory Furnace Wet Air Pollution Control.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of dross reverberatory furnace production
Lead .000 .000
Zinc .000 .000
(f) Subpart G—Zinc Fuming Wet Air Pollution Control.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of blast furnance lead bullion produced
Lead .000 .000
Zinc .000 .000
(g) Subpart G—Hard Lead Refining Slag Granulation.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of hard lead produced
Lead .000 .000
Zinc .000 .000
(h) Subpart G—Hard Lead Refining Wet Air Pollution Control.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of hard lead produced
Lead .000 .000
Zinc .000 .000
(i) Subpart G—Facility Washdown.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of lead bullion produced
Lead .000 .000
Zinc .000 .000
(j) Subpart G—Employee Handwash.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of lead bullion produced
Lead .924 .429
Zinc 3.366 1.386
(k) Subpart G—Respirator Wash.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of lead bullion produced
Lead 1.484 .689
Zinc 5.406 2.226
(l) Subpart G—Laundering of Uniforms.
BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kkg (pounds per billion pounds) of lead bullion produce
Lead 4.340 2.015
Zinc 15.810 6.510
Collected 2026-08-27T02:26:04Z. Source file · JSON