GroundRules
40 CFR 440.22: Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
Where this section sits in the code
- Title 40—Protection of Environment
- CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
- SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS
- PART 440—ORE MINING AND DRESSING POINT SOURCE CATEGORY
- Subpart B—Aluminum Ore Subcategory
Except as provided in subpart L of this part and 40 CFR 125.30 through 125.32, any existing source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). The concentration of pollutants discharged in mine drainage from mines producing bauxite ores shall not exceed:
Effluent characteristic Effluent limitations
Maximum for any 1 day Average of daily values for 30 consecutive days
Milligrams per liter
TSS 30 20
Fe 1.0 .5
A1 2.0 1.0
pH (1) (1)
1 Within the range of 6.0 to 9.0.
Collected 2026-08-27T02:26:04Z. Source file · JSON