GroundRules
40 CFR 466.22: Effluent limitation 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 466—PORCELAIN ENAMELING POINT SOURCE CATEGORY
- Subpart B—Cast Iron Basis Material Subcategory
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
(a) There shall be no discharge of process wastewater pollutants from metal preparation operations.
(b) The discharge of process wastewater pollutants from all porcelain enameling coating operations shall not exceed the values set forth below:
Subpart B—BAT Effluent Limitations
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
Mg/m2 (pounds per/million ft2) of area coated
Chromium 0.53 (0.11) 0.22 (0.05)
Lead 0.19 (0.04) 0.16 (0.03)
Nickel 1.78 (0.37) 1.26 (0.26)
Zinc 1.68 (0.35) 0.71 (0.15)
Aluminum 5.74 (1.18) 2.35 (0.48)
Iron 1.55 (0.32) 0.79 (0.16)
Collected 2026-08-27T02:26:04Z. Source file · JSON