Loading (50 kb)...'
(continued) ----------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
cooled after
pressing
---------------------------
Copper...................................... 16.7 8.80
Cyanide..................................... 2.55 1.06
Lead........................................ 3.70 1.760
------------------------------------------------------------------------
(j) Mixing wet air pollution control scrubber blowdown.
Subpart J_BAT
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder mixed
---------------------------
Copper...................................... 15.0 7.90
Cyanide..................................... 2.29 0.948
Lead........................................ 3.32 1.58
------------------------------------------------------------------------
(k) Degreasing spent solvents—Subpart J—BAT. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2889, Jan. 22, 1986]
§ 471.103 New source performance standards (NSPS).
top
Any new source subject to this subpart must achieve the following new source performance standards (NSPS). The mass of pollutants in the metal powder process wastewater shall not exceed the following values:
(a) Metal powder production atom-ization wastewater.
Subpart J_NSPS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder wet
atomized
---------------------------
Copper...................................... 9.58 5.04
Cyanide..................................... 1.46 0.605
Lead........................................ 2.12 1.01
Oil and grease.............................. 101 60.5
TSS......................................... 207 98.3
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 7.5 to 10.0 at all times.
(b) Sizing spent emulsions.
Subpart J_NSPS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder sized
---------------------------
Copper...................................... 0.028 0.015
Cyanide..................................... 0.004 0.002
Lead........................................ 0.006 0.003
Oil and grease.............................. 0.292 0.175
TSS......................................... 0.599 0.285
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 7.5 to 10.0 at all times.
(c) Oil-resin impregnation wastewater—Subpart J—NSPS. There shall be no discharge of process wastewater pollutants.
(d) Steam treatment wet air pollution control scrubber blowdown.
Subpart J_NSPS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
metallurgy
parts steam
treated
---------------------------
Copper...................................... 0.151 0.079
Cyanide..................................... 0.023 0.010
Lead........................................ 0.033 0.016
Oil and grease.............................. 1.59 0.951
TSS......................................... 3.25 1.55
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 7.5 to 10.0 at all times.
(e) Tumbling, burnishing and cleaning wastewater.
Subpart J_NSPS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
metallurgy
parts
tumbled,
burnished,
or cleaned
---------------------------
Copper...................................... 0.836 0.440
Cyanide..................................... 0.128 0.053
Lead........................................ 0.185 0.088
Oil and grease.............................. 8.80 5.28
TSS......................................... 18.1 8.58
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 7.5 to 10.0 at all times.
(f) Sawing or grinding spent neat oils—Subpart J—NSPS. There shall be no discharge of process wastewater pollutants.
(g) Sawing or grinding spent emulsions.
Subpart J_NSPS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
metallurgy
parts sawed
or ground
with
emulsions
---------------------------
Copper...................................... 0.035 0.018
Cyanide..................................... 0.005 0.002
Lead........................................ 0.008 0.004
Oil and grease.............................. 0.362 0.217
TSS......................................... 0.742 0.353
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 7.5 to 10.0 at all times.
(h) Sawing or grinding contact cooling waterr.
Subpart J_NSPS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder sawed
or ground
with contact
cooling
water
---------------------------
Copper...................................... 3.08 1.62
Cyanide..................................... 0.470 0.195
Lead........................................ 0.681 0.324
Oil and grease.............................. 32.4 19.5
TSS......................................... 66.4 31.6
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 7.5 to 10.0 at all times.
(i) Hot pressing contact cooling water.
Subpart J_NSPS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
cooled after
pressing
---------------------------
Copper...................................... 1.67 0.880
Cyanide..................................... 0.255 0.106
Lead........................................ 0.370 0.176
Oil and grease.............................. 17.6 10.6
TSS......................................... 36.1 17.2
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 7.5 to 10.0 at all times.
(j) Mixing wet air pollution control scrubber blowdown.
Subpart J_NSPS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder mixed
---------------------------
Copper...................................... 15.0 7.90
Cyanide..................................... 2.29 0.948
Lead........................................ 3.32 1.58
Oil and grease.............................. 158 94.8
TSS......................................... 324 154
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range of 7.5 to 10.0 at all times.
(k) Degreasing spent solvents—Subpart J—NSPS. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2889, Jan. 22, 1986]
§ 471.104 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 by August 23, 1988 achieve the following pretreatment standards for existing sources (PSES). The mass of wastewater pollutants in metal powders process wastewater introduced into a POTW shall not exceed the following values:
(a) Metal powder production atomization wastewater.
Subpart J_PSES
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder wet
atomized
--------------------------
Copper....................................... 9.58 5.040
Cyanide...................................... 1.46 0.605
Lead......................................... 2.12 1.01
------------------------------------------------------------------------
(b) Sizing spent emulsions.
Subpart J_PSES
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
sized
--------------------------
Copper....................................... 0.028 0.015
Cyanide...................................... 0.004 0.002
Lead......................................... 0.006 0.003
------------------------------------------------------------------------
(c) Oil-resin impregnation wastewater—Subpart J—PSES.
(d) Steam treatment wet air pollution control scrubber blowdown.
Subpart J_PSES
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
metallurgy
part steam
treated
--------------------------
Copper....................................... 1.51 0.792
Cyanide...................................... 0.230 0.095
Lead......................................... 0.333 0.159
------------------------------------------------------------------------
(e) Tumbling, burnishing and cleaning wastewater.
Subpart J_PSES
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
metallurgy
parts
tumbled,
burnished,
or cleaned
--------------------------
Copper....................................... 8.36 4.40
Cyanide...................................... 1.28 0.528
Lead......................................... 1.85 0.880
------------------------------------------------------------------------
(f) Sawing or grinding spent neat oils—Subpart J—PSES. There shall be no discharge of process watewater pollutants.
(g) Sawing or grinding spent emulsions.
Subpart J_PSES
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
metallurgy
parts sawed
or ground
with
emulsions
-------------------------
Copper........................................ 0.035 0.018
Cyanide....................................... 0.005 0.002
Lead.......................................... 0.008 0.004
------------------------------------------------------------------------
(h) Sawing or grinding contact cooling water.
Subpart J_PSES
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder sawed
or ground
with contact
cooling
water
---------------------------
Copper...................................... 3.08 1.62
Cyanide..................................... 0.470 0.195
Lead........................................ 0.681 0.324
------------------------------------------------------------------------
(i) Hot pressing contact cooling water.
Subpart J_PSES
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
cooled after
pressing
--------------------------
Copper....................................... 16.7 8.80
Cyanide...................................... 2.55 1.06
Lead......................................... 3.70 1.76
------------------------------------------------------------------------
(j) Mixing wet air pollution control scrubber blowdown.
Subpart J_PSES
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
mixed
--------------------------
Copper....................................... 15.0 7.90
Cyanide...................................... 2.29 0.948
Lead......................................... 3.32 1.58
------------------------------------------------------------------------
(k) Degreasing spent solvents—Subpart J—PSES. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2889, Jan. 22, 1986]
§ 471.105 Pretreatment standards for new sources (PSNS).
top
Except as provided in 40 CFR 403.7, any new source subject to this subject 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. The mass of wastewater pollutants in metal powders process wastewater introduced into a POTW shall not exceed the following values:
(a) Metal powder production atomization wastewater.
Subpart J_PSNS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder wet
atomized
--------------------------
Copper....................................... 9.58 5.04
Cyanide...................................... 1.46 0.605
Lead......................................... 2.12 1.01
------------------------------------------------------------------------
(b) Sizing spent emulsions.
Subpart J_PSNS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
sized
-------------------------
Copper........................................ 0.028 0.015
Cyanide....................................... 0.004 0.002
Lead.......................................... 0.006 0.003
------------------------------------------------------------------------
(c) Oil-resin impregnation wastewater—Subpart J—PSNS. There shall be no discharge of process wastewater pollutants.
(d) Steam treatment wet air pollution control scrubber blowdown.
Subpart J_PSNS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
metallurgy
parts steam
treated
--------------------------
Copper....................................... 0.151 0.079
Cyanide...................................... 0.023 0.010
Lead......................................... 0.033 0.016
------------------------------------------------------------------------
(e) Tumbling, burnishing and cleaning wastewater.
Subpart J_PSNS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
metallurgy
parts
tumbled,
burnished,
or cleaned
--------------------------
Copper....................................... 0.836 0.440
Cyanide...................................... 0.128 0.053
Lead......................................... 0.185 0.088
------------------------------------------------------------------------
(f) Sawing or grinding spent neat oils—Subpart J—PSNS. There shall be no discharge of process wastewater pollutants.
(g) Sawing or grinding spent emulsions.
Subpart J_PSNS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
metallurgy
parts sawed
or ground
with
emulsions
-------------------------
Copper........................................ 0.035 0.018
Cyanide....................................... 0.005 0.002
Lead.......................................... 0.008 0.004
------------------------------------------------------------------------
(h) Sawing or grinding contact cooling water.
Subpart J_PSNS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder sawed
or ground
with contact
cooling
water
--------------------------
Copper....................................... 3.08 1.620
Cyanide...................................... 0.470 0.195
Lead......................................... 0.681 0.324
------------------------------------------------------------------------
(i) Hot pressing contact cooling water.
Subpart J_PSNS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
cooled after
pressing
---------------------------
Copper...................................... 1.67 0.880
Cyanide..................................... 0.255 0.106
Lead........................................ 0.370 0.176
------------------------------------------------------------------------
(j) Mixing wet air pollution control scrubber blowdown.
Subpart J_PSNS
------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average
------------------------------------------------------------------------
mg/off-kg
(pounds per
million off-
pounds) of
powder
mixed
--------------------------
Copper....................................... 15.0 7.90
Cyanide...................................... 2.29 0.948
Lead......................................... 3.32 1.58
------------------------------------------------------------------------
(k) Degreasing spent solvents—Subpart J—PSNS. There shall be no discharge of process wastewater pollutants.
[50 FR 34270, Aug. 23, 1985; 51 FR 2889, Jan. 22, 1986]
§ 471.106 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). [Reserved]