Except as provided in 40 CFR 403.7 and 403.13, any existing 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 existing sources.
(a) Sulfuric acid (spent acid solutions and rinse waters)--(1) Rod, wire, and coil.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
------------------------
Average of
Pollutant or pollutant property daily
Maximum values for
for any 1 30
day consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per
1,000 lb) of product
-------------Lead........................................... 0.000526 0.000175Zinc........................................... 0.000701 0.000234------------------------------------------------------------------------
(2) Bar, billet, and bloom.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Lead.......................................... 0.000169 0.0000563Zinc.......................................... 0.000225 0.0000751------------------------------------------------------------------------
(3) Strip, sheet, and plate.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Lead.......................................... 0.000338 0.000113Zinc.......................................... 0.000451 0.000150------------------------------------------------------------------------
(4) Pipe, tube, and other products.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Lead.......................................... 0.000939 0.000313Zinc.......................................... 0.00125 0.000417------------------------------------------------------------------------
(5) Fume scrubber.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kilograms per day
--------------Lead.......................................... 0.0368 0.0123Zinc.......................................... 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, and coil.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Lead.......................................... 0.000920 0.000307Zinc.......................................... 0.00123 0.000409------------------------------------------------------------------------
(2) Strip, sheet, and plate.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Lead.......................................... 0.000526 0.000175
Zinc.......................................... 0.000701 0.000234------------------------------------------------------------------------
(3) Pipe, tube, and other products.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Lead.......................................... 0.00192 0.000638Zinc.......................................... 0.00255 0.000851------------------------------------------------------------------------
(4) Fume scrubber.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kilograms per day
--------------Lead.......................................... 0.0368 0.0123Zinc.......................................... 0.0491 0.0164------------------------------------------------------------------------Note: The above limitations shall be applicable for each fume scrubber
associated with hydrochloric acid pickling operations.
(5) Acid regeneration (absorber vent scrubber).
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kilograms per day
--------------Lead.......................................... 0.245 0.0819Zinc.......................................... 0.327 0.109------------------------------------------------------------------------Note: The above limitations shall be applicable to the absorber vent
scrubber wastewater associated with hydrochloric acid regeneration
plants.
(c) Combination acid pickling (spent acid solutions and rinse waters)--(1) Rod, wire, and coil.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Chromium...................................... 0.00213 0.000852Nickel........................................ 0.00192 0.000638------------------------------------------------------------------------
(2) Bar, billet, and bloom.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Chromium...................................... 0.000960 0.000384Nickel........................................ 0.000864 0.000288------------------------------------------------------------------------
(3) Strip, sheet, and plate--continuous.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Chromium...................................... 0.00626 0.00250Nickel........................................ 0.00563 0.00188------------------------------------------------------------------------
(4) Strip, sheet, and plate--batch.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Chromium...................................... 0.00192 0.000768
Nickel........................................ 0.00173 0.000576------------------------------------------------------------------------
(5) Pipe, tube, and other products.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kg/kkg (pounds per 1,000
lb) of product
--------------Chromium...................................... 0.00322 0.00129Nickel........................................ 0.00289 0.000964------------------------------------------------------------------------
(6) Fume scrubber.
Subpart I------------------------------------------------------------------------
Pretreatment standards
for existing sources
-------------------------
Average of
Pollutant or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days------------------------------------------------------------------------
Kilograms per day
--------------Chromium...................................... 0.0819 0.0327Nickel........................................ 0.0735 0.0245------------------------------------------------------------------------Note: The above limitations shall be applicable to each fume scrubber
associated with a combination acid pickling operation. [47 FR 23284, May 27, 1982; 47 FR 41739, Sept. 22, 1982, as amended at 49 FR 21033, May 17, 1984]