Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

  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. Ironmaking Subcategory
  8. Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

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§ 420.33 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

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) Iron blast furnace.

Subpart C

Pollutant or pollutant property BAT effluent limitations
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Ammonia-N 0.00876 0.00292
Cyanide 0.00175 0.000876
Phenols (4AAP) 0.0000584 0.0000292
TRC1 0.000146
Lead 0.000263 0.0000876
Zinc 0.000394 0.000131

1 The limitation for TRC shall be applicable only when chlorination of ironmaking wastewaters is practiced.

(b) [Reserved]

[47 FR 23284, May 27, 1982; 47 FR 41739, Sept. 22, 1982, as amended at 49 FR 21030, May 17, 1984; 67 FR 64266, Oct. 17, 2002]


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