40 CFR 421.214 - Standards of performance for new sources.

§ 421.214 Standards of performance for new sources.
Any new source subject to this subpart shall achieve the following new source performance standards:
(a) Molybdenum sulfide leachate.
NSPS for the Primary Molybdenum and Rhenium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
1 Within the range of 7.5 to 10.0 at all times.
mg/kg (pounds per million pounds) of molybdenum sulfide leached
Arsenic 0.644 0.287
Lead 0.130 0.060
Nickel 0.255 0.171
Selenium 0.380 0.171
Molybdenum [Reserved] [Reserved].
Ammonia (as N) 61.720 27.130
Fluoride 16.210 9.214
Total suspended solids 6.945 5.556
pH (1) (1)
(b) Roaster SO2 scrubber.
NSPS for the Primary Molybdenum and Rhenium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
1 Within the range of 7.5 to 10.0 at all times.
mg/kg (pounds per million pounds) of molybdenum sulfide roasted
Arsenic 2.334 1.041
Lead 0.470 0.218
Nickel 0.924 0.621
Selenium 1.377 0.621
Molybdenum [Reserved] [Reserved].
Ammonia (as N) 223.800 98.390
Fluoride 58.770 33.410
Total suspended solids 25.190 20.150
pH (1) (1)
(c) Molybdic oxide leachate.
NSPS for the Primary Molybdenum and Rhenium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
1 Within the range of 7.5 to 10.0 at all times.
mg/kg (pounds per million pounds) of molybdenum contained in molybdic oxide leached
Arsenic 16.100 7.182
Lead 3.244 1.506
Nickel 6.371 4.286
Selenium 9.499 4.286
Molybdenum [Reserved] [Reserved].
Ammonia (as N) 1,544.000 678.800
Fluoride 405.400 230.500
Total suspended solids 173.800 139.000
pH (1) (1)
(d) Hydrogen reduction furnace scrubber.
NSPS for the Primary Molybdenum and Rhenium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
1 Within the range of 7.5 to 10.0 at all times.
mg/kg (pounds per million pounds) of molybdenum metal powder produced
Arsenic 3.183 1.420
Lead 0.641 0.298
Nickel 1.260 0.847
Selenium 1.878 0.847
Molybdenum [Reserved] [Reserved].
Ammonia (as N) 305.300 134.200
Fluoride 80.150 45.570
Total suspended solids 34.350 27.480
pH (1) (1)
(e) Depleted rhenium scrubbing solution.
NSPS for the Primary Molybdenum and Rhenium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
1 Within the range of 7.5 to 10.0 at all times.
mg/kg (pounds per million pounds) of molybdenum sulfide roasted
Arsenic 0.995 0.444
Lead 0.201 0.093
Nickel 0.394 0.265
Selenium 0.587 0.265
Molybdenum [Reserved] [Reserved].
Ammonia (as N) 95.440 41.960
Fluoride 25.060 14.250
Total suspended solids 10.740 8.592
pH (1) (1)
[50 FR 38355, Sept. 20, 1985, as amended at 55 FR 31702, Aug. 3, 1990]

Title 40 published on 2014-07-01

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