§ 421.262 — Effluent Limitations Guidelines Representing The Degree Of Effluent Reduction Attainable By The Application Of The Best Practicable Control Technology Currently Available

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 practicable technology currently available:

(a) Furnace wet air pollution control.

BPT Limitations for the Secondary Precious Metals Subcategory

(b) Raw material granulation.

BPT Limitations for the Secondary Precious Metals Subcategory

(c) Spent plating solutions.

BPT Limitations for the Secondary Precious Metals Subcategory

(d) Spent cyanide stripping solutions.

BPT 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.

BPT Limitations for the Secondary Precious Metals Subcategory

(f) Gold solvent extraction raffinate and wash water.

BPT Limitations for the Secondary Precious Metals Subcategory

(g) Gold spent electrolyte.

BPT Limitations for the Secondary Precious Metals Subcategory

(h) Gold precipitation and filtration.

BPT Limitations for the Secondary Precious Metals Subcategory

(i) Platinum precipitation and filtration.

BPT Limitations for the Secondary Precious Metals Subcategory

(j) Palladium precipitation and filtration.

BPT Limitations for the Secondary Precious Metals Subcategory

(k) Other platinum group metals precipitation and filtration.

BPT Limitations for the Secondary Precious Metals Subcategory

(l) Spent solution from PGC salt production.

BPT Limitations for the Secondary Precious Metals Subcategory

(m) Equipment and floor wash.

BPT Limitations for the Secondary Precious Metals Subcategory

(n) Preliminary treatment.

BPT Limitations for the Secondary Precious Metals Subcategory