Pretreatment standards for new sources (PSNS).

  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. Acid Pickling Subcategory
  8. Pretreatment standards for new sources (PSNS).

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§ 420.96 Pretreatment standards for new sources (PSNS).

Except as provided in 40 CFR 403.7, any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources.

(a) Sulfuric acid pickling (spent acid solutions and rinse waters) -

(1) Rod, wire, coil.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Lead 0.0000939 0.0000313
Zinc 0.000125 0.0000417

(2) Bar, billet, and bloom.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Lead 0.0000563 0.0000188
Zinc 0.0000751 0.0000250

(3) Strip, sheet, and plate.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Lead 0.0000751 0.0000250
Zinc 0.000100 0.0000334

(4) Pipe, tube, other products.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Lead 0.000131 0.0000438
Zinc 0.000175 0.0000584

(5) Fume scrubber.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kilograms per day
Lead 0.0368 0.0123
Zinc 0.0491 0.0164

Note: The above limitations are applicable to each fume scrubber associated with sulfuric acid pickling operations.

(b) Hydrochloric acid pickling (spent acid solutions and rinse waters) -

(1) Rod, wire, coil.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Lead 0.000113 0.0000376
Zinc 0.000150 0.0000501

(2) Strip, sheet, and plate.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Lead 0.0000751 0.0000250
Zinc 0.000100 0.0000334

(3) Pipe, tube, and other products.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Lead 0.000206 0.0000688
Zinc 0.000275 0.0000918

(4) Fume scrubber.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kilograms per day
Lead 0.0368 0.0123
Zinc 0.0491 0.0164

Note: The above limitations shall be applicable for each fume scrubber associated with hydrochloric acid pickling operations.

(c) Combination acid pickling (spent acid solutions and rinse waters) -

(1) Rod, wire, and coil.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
kg/kkg (pounds per 1,000 lb) of product
Chromium 0.000292 0.000117
Nickel 0.000263 0.0000876

(2) Bar, billet, and bloom.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
kg/kkg (pounds per 1,000 lb) of product
Chromium 0.000167 0.0000667
Nickel 0.000150 0.0000501

(3) Strip, sheet, and plate - continuous.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
kg/kkg (pounds per 1,000 lb) of product
Chromium 0.000710 0.000284
Nickel 0.000638 0.000213

(4) Strip, sheet, and plate - batch.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
kg/kkg (pounds per 1,000 lb) of product
Chromium 0.000250 0.000100
Nickel 0.000225 0.0000751

(5) Pipe, tube, and other products.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
Chromium 0.000418 0.000167
Nickel 0.000376 0.000125

(6) Fume scrubber.

Expand Table

Subpart I

Pollutant or pollutant property Pretreatment standards for new sources
Maximum for any 1 day Average of daily values for 30 consecutive days
Kilograms per day
Chromium 0.0819 0.0327
Nickel 0.0735 0.0245

Note: The above limitations shall be applicable for each fume scrubber associated with combination acid pickling operations.

[47 FR 23284, May 27, 1982, as amended at 47 FR 41739, Sept. 22, 1982; 49 FR 21033, May 17, 1984]


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