Effluent limitations representing the degree of effluent reduction 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. Timber Products Processing Point Source Category
  7. Wood Preserving Steam Subcategory
  8. Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

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§ 429.81 Effluent limitations representing the degree of effluent reduction 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 the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

Subpart G

Pollutant or pollutant property BPT Effluent Limitations
Maximum for any 1 day Average of daily values for 30 consecutive days
English units (lb/1000 cubic feet of product)
COD 68.5 34.5
Phenols .14 .04
Oil and Grease 1.5 .75
pH (1) (1)
Metric units (kg/1000 cu m of product)
COD 1,100 550
Phenols 2.18 .65
Oil and Grease 24.0 12.0
pH (1) (1)

1 Within the range of 6.0 to 9.0 at all times.


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