40 CFR 421.144 - Standards of performance for new sources.

§ 421.144 Standards of performance for new sources.
Any new source subject to this subpart shall achieve the following new source performance standards:
(a) Sodium Antimonate Autoclave Wastewater.
NSPS for the Primary Antimony 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 antimony contained in sodium antimonate product
Antimony 30.150 13.440
Arsenic 21.720 9.687
Mercury 2.344 0.937
Total suspended solids 234.400 187.500
pH (1) (1)
(b) Fouled Anolyte.
NSPS for the Primary Antimony 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 antimony metal produced by electrowinning
Antimony 30.150 13.440
Arsenic 21.720 9.687
Mercury 2.344 0.937
Total suspended solids 234.400 187.500
pH (1) (1)
(c) Cathode Antimony Wash Water.
NSPS for the Primary Antimony 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 antimony metal produced by electrowinning
Antimony 60.310 26.870
Arsenic 43.430 19.370
Mercury 4.687 1.875
Total suspended solids 468.700 375.000
pH (1) (1)

Title 40 published on 2014-07-01

no entries appear in the Federal Register after this date.

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