Loading (50 kb)...'
(continued)
Zinc......................................... 0.000676 0.000225
2,3,7,8-TCDF................................. ------------------------------------------------------------------------
\1\ Pounds per thousand lb of product.
\2\ The pretreatment standards for these parameters apply only when
sintering wastewater is co-treated with ironmaking wastewater.
\3\ The pretreatment standards for ammonia are not applicable to sources
that discharge to a POTW with nitrification capability (defined at
§ 420.02(s)).
(b) Sintering operations with dry air pollution control system. There shall be no discharge of process wastewater pollutants to POTWs.
[67 FR 64265, Oct. 17, 2002]
§ 420.26 Pretreatment standards for new sources (PSNS).
top
Except as provided in 40 CFR 403.7, any new source subject to this subpart that introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and must achieve the following pretreatment standards for new sources (PSNS), as applicable.
(a) Sintering operations with wet air pollution control system.
(1) Any new source subject to the provisions of this section that commenced discharging after November 18, 1992 and before November 18, 2002 must continue to achieve the standards specified in §420.26 of title 40 of the Code of Federal Regulations, revised as of July 1, 2001, for ten years beginning on the date the source commenced discharge or during the period of depreciation or amortization of the facility, whichever comes first, after which the source must also achieve the pretreatment standard for 2,3,7,8–TCDF specified in §420.25.
(2) Except as provided in 40 CFR 403.7, the following standards apply with respect to each new source that commences construction after November 18, 2002: The following table presents PSNS for sintering operations with wet air pollution control systems:
Subpart B_Pretreatment Standards for New Sources (PSNS)
------------------------------------------------------------------------
Maximum
Regulated parameter Maximum monthly
daily \1\ avg.\1\
------------------------------------------------------------------------
Ammonia-N \2,3\.............................. 0.0150 0.00501
Cyanide \2\.................................. 0.00100 0.000501
Phenols (4AAP) \2\........................... 0.000100 0.0000501
Lead......................................... 0.000451 0.000150
Zinc......................................... 0.000676 0.000225
2,3,7,8-TCDF................................. ------------------------------------------------------------------------
\1\ Pounds per thousand pound of product.
\2\ The pretreatment standards for these parameters apply only when
sintering wastewater is co-treated with ironmaking wastewater.
\3\The pretreatment standards for ammonia are not applicable to sources
that discharge to a POTW with nitrification capability (defined at
§ 420.02(s)).
(b) Sintering operations with dry air pollution control system. There shall be no discharge of process wastewater pollutants to POTWs.
[67 FR 64266, Oct. 17, 2002, as amended at 70 FR 73623, Dec. 13, 2005]
§ 420.27 [Reserved]
top
§ 420.28 Pretreatment standards compliance dates.
top
Compliance with the pretreatment standards for 2,3,7,8–TCDF for existing sources set forth in §420.25(a) is required not later than October 17, 2005 whether or not the pretreatment authority issues or amends a pretreatment permit requiring such compliance.
[67 FR 64266, Oct. 17, 2002]
§ 420.29 Point of compliance monitoring.
top
(a) Sintering Direct Dischargers. Pursuant to 40 CFR 122.44(i) and 122.45(h), a direct discharger must demonstrate compliance with the effluent limitations and standards for 2,3,7,8–TCDF at the point after treatment of sinter plant wastewater separately or in combination with blast furnace wastewater, but prior to mixing with process wastewaters from processes other than sintering and ironmaking, non-process wastewaters or non-contact cooling water, if such water(s) are in an amount greater than 5 percent by volume of the sintering process wastewaters.
(b) Sintering Indirect Dischargers. An indirect discharger must demonstrate compliance with the pretreatment standards for 2,3,7,8-TCDF by monitoring at the point after treatment of sinter plant wastewater separately or in combination with blast furnace wastewater, but prior to mixing with process wastewaters from processes other than sintering and ironmaking, non-process wastewaters and non-contact cooling water in an amount greater than 5 percent by volume of the sintering process wastewaters.
[67 FR 64266, Oct. 17, 2002]
Subpart C—Ironmaking Subcategory
top
§ 420.30 Applicability; description of the ironmaking subcategory.
top
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into publicly owned treatment works resulting from ironmaking operations in which iron ore is reduced to molten iron in a blast furnace.
§ 420.31 Specialized definitions.
top
(a) For ironmaking blast furnaces, the term product means the amount of molten iron produced.
(b) The term molten iron means iron produced in a blast furnace as measured at the blast furnace, and may include relatively minor amounts of blast furnace slag that may be skimmed from the molten iron at the steelmaking shop or other location remote from the blast furnace.
(c) The term iron blast furnace means all blast furnaces except ferromanganese blast furnaces.
(d) The term existing indirect dischargers means only those two iron blast furnace operations with discharges to publicly owned treatment works prior to May 27, 1982.
[67 FR 64266, Oct. 17, 2002]
§ 420.32 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
top
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.
(a) Iron blast furnace.
Subpart C
------------------------------------------------------------------------
BPT effluent
limitations
------------------------
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
------------------------
TSS............................................ 0.0782 0.0260
Ammonia-N...................................... 0.161 0.0537
Cyanide........................................ 0.0234 0.00782
Phenols (4AAP)................................. 0.00626 0.00210
pH............................................. (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 6.0 to 9.0.
(b) [Reserved]
[47 FR 23284, May 27, 1982; 47 FR 41739, Sept. 22, 1982, as amended at 67 FR 64266, Oct. 17, 2002]
§ 420.33 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
top
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
------------------------------------------------------------------------
BAT effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day 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
TRC \1\..................................... 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]
§ 420.34 New source performance standards (NSPS).
top
The discharge of wastewater pollutants from any new source subject to this subpart shall not exceed the standards set forth below.
(a) Iron blast furnace.
Subpart C
------------------------------------------------------------------------
New source performance
standards
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds per
1,000 lb) of
products
---------------------------
TSS......................................... 0.0117 0.00438
O&G..................................... 0.00292 ............
Ammonia-N................................... 0.00876 0.00292
Cyanide..................................... 0.000584 0.000292
Phenols (4AAP).............................. 0.0000584 0.0000292
TRC \1\..................................... 0.000146 ............
Lead........................................ 0.000263 0.0000876
Zinc........................................ 0.000394 0.000131
pH.......................................... (\2\) (\2\)
------------------------------------------------------------------------
\1\ The standards for TRC shall be applicable only when chlorination of
ironmaking wastewaters is practiced.
\2\ Within the range of 6.0 to 9.0.
(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]
§ 420.35 Pretreatment standards for existing sources (PSES).
top
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) Iron blast furnace.
Subpart C
------------------------------------------------------------------------
Pretreatment standards for
existing sources
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds per
1,000 lb) of
products
---------------------------
Ammonia-N\1\................................ 0.00876 0.00292
Cyanide..................................... 0.00175 0.000876
Phenols (4AAP).............................. 0.0000584 0.0000292
Lead........................................ 0.000263 0.0000876
Zinc........................................ 0.000394 0.000131
------------------------------------------------------------------------
\1\ The pretreatment standards for ammonia are not applicable to sources
that discharge to a POTW with nitrification capability (defined at
420.02(s)).
(b) [Reserved]
(c) Existing indirect dischargers.
Subpart C
------------------------------------------------------------------------
Pretreatment standards for
existing sources
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds per
1,000 lb) of
product
---------------------------
Ammonia-N................................... 0.0350 0.0175
Cyanide..................................... 0.00175 0.000876
Phenols (4AAP).............................. 0.000175 0.0000584
Lead........................................ 0.000263 0.0000876
Zinc........................................ 0.000394 0.000131
------------------------------------------------------------------------
[47 FR 23284, May 27, 1982, as amended at 49 FR 21030, May 17, 1984; 67 FR 64266, Oct. 17, 2002]
§ 420.36 Pretreatment standards for new sources (PSNS).
top
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) Iron blast furnace.
Subpart C
------------------------------------------------------------------------
Pretreatment standards for
new sources
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds per
1,000 lb) of
product
---------------------------
Ammonia-N\1\................................ 0.00876 0.00292
Cyanide..................................... 0.000584 0.000292
Phenols (4AAP).............................. 0.0000584 0.0000292
Lead........................................ 0.000263 0.0000876
Zinc........................................ 0.000394 0.000131
------------------------------------------------------------------------
\1\ The pretreatment standards for ammonia are not applicable to sources
that discharge to a POTW with nitrification capability (defined at
§ 420.02 (s)).
(b) [Reserved]
[47 FR 23284, May 27, 1982, as amended at 49 FR 21030, May 17, 1984; 67 FR 64267, Oct. 17, 2002]
§ 420.37 [Reserved]
top
Subpart D—Steelmaking Subcategory
top
§ 420.40 Applicability; description of the steelmaking subcategory.
top
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into publicly owned treatment works resulting from steelmaking operations conducted in basic oxygen and electric arc furnaces.
[67 FR 64267, Oct. 17, 2002]
§ 420.41 Specialized definitions.
top
(a) The term basic oxygen furnace steelmaking means the production of steel from molten iron, steel scrap, fluxes, and various combinations thereof, in refractory lined furnaces by adding oxygen.
(b) [Reserved]
(c) The term electric arc furnace steelmaking means the production of steel principally from steel scrap and fluxes in refractory lined furnaces by passing an electric current through the scrap or steel bath.
(d) The term wet means those steelmaking air cleaning systems that primarily use water for furnace gas cleaning.
(e) The term semi-wet means those steelmaking air cleaning systems that use water for the sole purpose of conditioning the temperature and humidity of furnace gases such that the gases may be cleaned in dry air pollution control systems.
(f) The term open combustion means those basic oxygen furnace steelmaking wet air cleaning systems which are designed to allow excess air to enter the air pollution control system for the purpose of combusting the carbon monoxide in furnace gases.
(g) The term suppressed combustion means those basic oxygen furnace steelmaking wet air cleaning systems which are designed to limit or suppress the combustion of carbon monoxide in furnace gases by restricting the amount of excess air entering the air pollution control system.
[47 FR 23284, May 27, 1982, as amended at 67 FR 64267, Oct. 17, 2002]
§ 420.42 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
top
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.
(a) Electric arc furnace steelmaking—semi-wet. No discharge of process wastewater pollutants to navigable waters.
(b) Basic oxygen furnace steelmaking—wet-suppressed combustion.
Subpart D
------------------------------------------------------------------------
BPT effluent
limitations
------------------------
Average of
Pollutant or pullutant property daily
Maximum values for
for any 1 30
day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds
per 1,000
lb) of
Product
------------------------
TSS............................................ 0.0312 0.0104
pH............................................. (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 6.0 to 9.0
(c) Basic oxygen furnace steelmaking—wet open combustion; and electric arc furnace steelmaking—wet.
Subpart D
------------------------------------------------------------------------
BPT effluent
limitations
------------------------
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
------------------------
TSS............................................ 0.0687 0.0229
pH............................................. (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 6.0 to 9.0.
(d) Basic oxygen furnace steelmaking—semi-wet. (1) No discharge of process wastewater pollutants to navigable waters.
(2) If the permittee demonstrates to the satisfaction of the permitting authority that safety considerations prevent attainment of these limitations, the permitting authority may establish alternative limitations on a best professional judgment basis.
[47 FR 23284, May 27, 1982, as amended at 67 FR 64267, Oct. 17, 2002]
§ 420.43 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
top
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) Electric arc furnace steelmaking—semi-wet. No discharge of process wastewater pollutants to navigable waters.
(b) Basic oxygen furnace steelmaking—wet-suppressed combustion.
Subpart D
------------------------------------------------------------------------
BAT effluent
limitations
------------------------
Average of
Pollutant or pollutant property Maximum daily values
for any 1 for 30
day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds
per 1,000
lb) of
product
------------------------
Lead........................................... 0.000188 0.0000626
Zinc........................................... 0.000282 0.0000939
------------------------------------------------------------------------
(c) Basic oxygen furnace steelmaking—wet open combustion; and electric arc furnace steelmaking—wet.
Subpart D
------------------------------------------------------------------------
BAT effluent
limitations
-----------------------
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............................................ 0.000413 0.000138
Zinc............................................ 0.000620 0.000207
------------------------------------------------------------------------
(d) Basic oxygen furnace steelmaking—semi-wet.
(1) No discharge of process wastewater pollutants to navigable waters.
(2) If the permittee demonstrates to the satisfaction of the permitting authority that safety considerations prevent attainment of these limitations, the permitting authority may establish alternative limitations on a best professional judgment basis.
[47 FR 23284, May 27, 1982, as amended at 67 FR 64267, Oct. 17, 2002]
§ 420.44 New source performance standards (NSPS).
top
The discharge of wastewater pollutants from any new source subject to this subpart shall not exceed the standards set forth below.
(a) Basic oxygen furnace steelmaking—semi-wet; and electric arc furnace steelmaking—semi-wet. No discharge of process wastewater pollutants to navigable waters.
(b) Basic oxygen furnace steelmaking—wet-suppressed combustion.
Subpart D
------------------------------------------------------------------------
New source performance
standards
------------------------
Average of
Pollutant or pollutant property Maximum daily values
for any 1 for 30
day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds
per 1,000
lb) of
product
------------------------
TSS............................................ 0.0146 0.00522
Lead........................................... 0.000188 0.0000626
Zinc........................................... 0.000282 0.0000939
pH............................................. (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 6.0 to 9.0.
(c) Basic oxygen furnace steelmaking—wet open combustion; and electric arc furnace steelmaking—wet.
Subpart D
------------------------------------------------------------------------
New source performance
standards
-----------------------
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
-----------------------
TSS............................................. 0.0321 0.0115
Lead............................................ 0.000413 0.000138
Zinc............................................ 0.000620 0.000207
pH.............................................. (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 6.0 to 9.0.
[47 FR 23284, May 27, 1982, as amended at 67 FR 64267, Oct. 17, 2002]
§ 420.45 Pretreatment standards for existing sources (PSES).
top
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) Electric arc furnace steelmaking—semi-wet. No discharge of process wastewater pollutants to navigable waters.
(b) Basic oxygen furnace steelmaking—wet-suppressed combustion.
Subpart D
------------------------------------------------------------------------
Pretreatment standards
for existing sources
------------------------
Average of
Pollutant or pollutant property Maximum daily values
for any 1 for 30
day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds
per 1,000
lb) of
product
------------------------
Lead........................................... 0.000188 0.0000626
Zinc........................................... 0.000282 0.0000939
------------------------------------------------------------------------
(c) Basic oxygen furnace steelmaking—wet open combustion; and electric arc furnace steelmaking—wet.
Subpart D
------------------------------------------------------------------------
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............................................ 0.000413 0.000138
Zinc............................................ 0.000620 0.000207
------------------------------------------------------------------------
(d) Basic oxygen furnace steelmaking—semi-wet. (1) No discharge of process wastewater pollutants to navigable waters.
(2) If the permittee demonstrates to the satisfaction of the pretreatment control authority that safety considerations prevent attainment of these limitations, the pretreatment control authority may establish alternative limitations on a best professional judgment basis.
[47 FR 23284, May 27, 1982, as amended at 67 FR 64267, Oct. 17, 2002]
§ 420.46 Pretreatment standards for new sources (PSNS).
top
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) Basic oxygen furnace steelmaking—semi-wet; and electric arc furnace steelmaking—semi-wet. No discharge of process wastewater pollutants to navigable waters.
(b) Basic oxygen furnace steelmaking—wet-suppressed combustion.
Subpart D
------------------------------------------------------------------------
Pretreatment standards
for new sources
------------------------
Average of
Pollutant or pollutant property Maximum daily values
for any 1 for 30
day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds
per 1,000
lb) of
product
------------------------
Lead........................................... 0.000188 0.0000626
Zinc........................................... 0.000282 0.0000939
------------------------------------------------------------------------
(c) Basic oxygen furnace steelmaking—wet—open combustion; electric arc furnace steelmaking—wet.
Subpart D
------------------------------------------------------------------------
Pretreatment standards
for new 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............................................ 0.000413 0.000138
Zinc............................................ 0.000620 0.000207
------------------------------------------------------------------------
[47 FR 23284, May 27, 1982, as amended at 47 FR 41739, Sept. 22, 1982; 67 FR 64268, Oct. 17, 2002]
§ 420.47 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
top
(a) Electric arc furnace steelmaking—semi-wet. No discharge of process wastewater pollutants to navigable waters.
(b) Basic oxygen furnace steelmaking—wet-suppressed combustion. [Reserved]
(c) Basic oxygen furnace steelmaking—wet—open combustion; electric arc furnace steelmaking—wet. [Reserved]
(d) Basic oxygen furnace steelmaking—semi-wet.
(1) No discharge of process wastewater pollutants to navigable waters.
(2) If the permittee demonstrates to the satisfaction of the permitting authority that safety considerations prevent attainment of these limitations, the permitting authority may establish alternative limitations on a best professional judgment basis.
[47 FR 23284, May 27, 1982, as amended at 67 FR 64268, Oct. 17, 2002]
§ 420.48 Pretreatment standards compliance dates.
top
Compliance with the pretreatment standards for existing sources set forth in §420.45(d) of this subpart is required not later than October 17, 2005 whether or not the pretreatment authority issues or amends a pretreatment permit requiring such compliance.
[67 FR 64268, Oct. 17, 2002]
Subpart E—Vacuum Degassing Subcategory
top
§ 420.50 Applicability; description of the vacuum degassing subcategory.
top
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into publicly owned treatment works resulting from vacuum degassing operations conducted by applying a vacuum to molten steel.
§ 420.51 [Reserved]
top
§ 420.52 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
top
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.
Subpart E
------------------------------------------------------------------------
BPT effluent
limitations
------------------------
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
------------------------
TSS............................................ 0.0156 0.00521
pH............................................. (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 6.0 to 9.0.
§ 420.53 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
top
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.
Subpart E
------------------------------------------------------------------------
BAT effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds per
1,000 lb) of
product
---------------------------
Lead........................................ 0.0000939 0.0000313
Zinc........................................ 0.000141 0.0000469
------------------------------------------------------------------------
§ 420.54 New source performance standards (NSPS).
top
The discharge of wastewater pollutants from any new source subject to this subpart shall not exceed the values set forth below.
Subpart E
------------------------------------------------------------------------
New source performance
standards
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds per
1,000 lb) of
product
---------------------------
TSS......................................... 0.00730 0.00261
Lead........................................ 0.0000939 0.0000313
Zinc........................................ 0.000141 0.0000469
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 6.0 to 9.0.
§ 420.55 Pretreatment standards for existing sources (PSES).
top
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.
Subpart E
------------------------------------------------------------------------
Pretreatment standards for
existing sources
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds per
1,000 lb) of
product
---------------------------
Lead........................................ 0.0000939 0.0000313
Zinc........................................ 0.000141 0.0000469
------------------------------------------------------------------------
§ 420.56 Pretreatment standards for new sources (PSNS).
top
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.
Subpart E
------------------------------------------------------------------------
Pretreatment standards for
new sources
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg
(pounds per
1,000 lb) of
product
---------------------------
Lead........................................ 0.0000939 0.0000313
Zinc........................................ 0.000141 0.0000469
------------------------------------------------------------------------
§ 420.57 [Reserved]
top
Subpart F—Continuous Casting Subcategory
top
§ 420.60 Applicability; description of the continuous casting subcategory.
top
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into publicly owned treatment works resulting from the continous casting of molten steel into intermediate or semi-finished steel products through water cooled molds.
§ 420.61 [Reserved]
top
§ 420.62 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available(BPT). (continued)