Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).

  1. Law
  2. CFR 40
  3. Protection of Environment
  4. Environmental Protection Agency
  5. Effluent Guidelines and Standards
  6. Iron and Steel Manufacturing Point Source Category
  7. Other Operations Subcategory
  8. Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).

Checkout our iOS App for a better way to browser and research.

§ 420.132 Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve, for each applicable segment, the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

(a) Direct-reduced iron.

Expand Table

Subpart M - Effluent Limitations (BPT)

Pollutant Maximum daily1 Maximum monthly avg.1
TSS 0.00998 0.00465
pH (2) (2)

1 Pounds per thousand pound of product.

2 Within the range of 6.0 to 9.0.

(b) Forging operations.

Expand Table

Subpart M - Effluent Limitations (BPT)

Pollutant Maximum daily1 Maximum monthly avg.1
O&G (as HEM) 0.00746 0.00446
TSS 0.0123 0.00508
pH (2) (2)

1 Pounds per thousand pound of product.

2 Within the range of 6.0 to 9.0.

(c) Briquetting. There shall be no discharge of process wastewater pollutants to waters of the U.S.


Download our app to see the most-to-date content.