§ 421.263 — Effluent Limitations Guidelines Representing The Degree Of Effluent Reduction Attainable By The Application Of The Best Available Technology Economically Achievable

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable:

(a) Furnace wet air pollution control.

BAT Limitations for the Secondary Precious Metals Subcategory

(b) Raw material granulation.

BAT Limitations for the Secondary Precious Metals Subcategory

(c) Spent plating solutions.

BAT Limitations for the Secondary Precious Metals Subcategory

(d) Spent cyanide stripping solutions.

BAT Limitations for the Secondary Precious Metals Subcategory

(e) Refinery wet air pollution control

2.

2 This allowance applies to either acid or alkaline wet air pollution control scrubbers. If both acid and alkaline wet air pollution control scrubbers are present in a particular facility the same allowance applies to each.

BAT Limitations for the Secondary Precious Metals Subcategory

(f) Gold solvent extraction raffinate and wash water.

BAT Limitations for the Secondary Precious Metals Subcategory

(g) Gold spent electrolyte.

BAT Limitations for the Secondary Precious Metals Subcategory

(h) Gold precipitation and filtration.

BAT Limitations for the Secondary Precious Metals Subcategory

(i) Platinum precipitation and filtration.

BAT Limitations for the Secondary Precious Metals Subcategory

(j) Palladium precipitation and filtration.

BAT Limitations for the Secondary Precious Metals Subcategory

(k) Other platinum group metals precipitation and filtration.

BAT Limitations for the Secondary Precious Metals Subcategory

(l) Spent solutions from PGC salt production.

BAT Limitations for the Secondary Precious Metals Subcategory

(m) Equipment and floor wash.

BAT Limitations for the Secondary Precious Metals Subcategory

(n) Preliminary treatment.

BAT Limitations for the Secondary Precious Metals Subcategory