40 CFR 421.83 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

View all text of Subpart H [§ 421.80 - § 421.87]

§ 421.83 - 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) Subpart H—Zinc Reduction Furnace Wet Air Pollution Control.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/kg (pounds per million pounds) of zinc reduced		Cadmium	.334	.134	Copper	2.135	1.018	Lead	.467	.217	Zinc	1.702	.701

(b) Subpart H—Preleach of Zinc Concentrates.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/kg (pounds per million pounds) of concentrate leached		Cadmium	.180	.072	Copper	1.153	.550	Lead	.252	.117	Zinc	.919	.378

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/kg (pounds per million pounds) of zinc processed through leaching		Cadmium	.000	.000	Copper	.000	.000	Lead	.000	.000	Zinc	.000	.000

(d) Subpart H—Electrolyte Bleed Wastewater.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/kg (pounds per million pounds) of cathode zinc produced		Cadmium	.086	.035	Copper	.553	.264	Lead	.121	.056	Zinc	.441	.182

(e) Subpart H—Cathode and Anode Wash Wastewater.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/kg (pounds per million pounds) of cathode zinc produced		Cadmium	.150	.060	Copper	.961	.458	Lead	.210	.098	Zinc	.766	.315

(f) Subpart H—Casting Wet Air Pollution Control.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/kg (pounds per million pounds) of zinc cast		Cadmium	.051	.021	Copper	.329	.157	Lead	.072	.033	Zinc	.262	.108

(g) Subpart H—Casting Contact Cooling.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/kg (pounds per million pounds) of zinc cast		Cadmium	.036	.014	Copper	.232	.110	Lead	.051	.024	Zinc	.185	.076

(h) Subpart H—Cadmium Plant Wastewater.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/kg (pounds per million pounds) of cadmium produced		Cadmium	1.234	.494	Copper	7.899	3.765	Lead	1.728	.802	Zinc	6.295	2.592

AUTHORITY: Secs. 301, 304 (b), (c), (e), and (g), 306 (b) and (c), 307 (b) and (c), 308 and 501 of the Clean Water Act (the Federal Water Pollution Control Act Amendments of 1972, as amended by the Clean Water Act of 1977) and the Water Quality Act of 1987 (the “Act”); 33 U.S.C. 1311, 1314 (b), (c), (e), and (g), 1316 (b) and (c), 1317 (b) and (c), 1318 and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217; 101 Stat. 7, Pub. L. 100-4.

SOURCE: 49 FR 8790, Mar. 8, 1984, unless otherwise noted.

CITE AS: 40 CFR 421.83