40 CFR 415.222 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

View all text of Subpart V [§ 415.220 - § 415.227]

§ 415.222 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the sulfate process must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

Subpart V—Titanium Dioxide-Sulfate Process

Pollutant or pollutant property	BPT effluent limitations		Maximum for any 1 day	Average of daily values for 30 consecutive days		Kg/kkg (or pounds per 1,000 lb) of product		TSS	140	38	Chromium (T)	0.48	0.21	Nickel (T)	0.29	0.14	pH	( 1)	( 1)

1 Within the range 6.0 to 9.0.

(b) Except as provided for in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the chloride process must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

Subpart V—Titanium Dioxide-Chloride Process

Pollutant or pollutant property	BPT effluent limitations		Maximum for any 1 day	Average of daily values for 30 consecutive days		Kg/kkg (or pounds per 1,000 lb) of product		TSS	23	6.4	Chromium (T)	0.057	0.030	pH	( 1)	( 1)

1 Within the range 6.0 to 9.0.

(c) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride/ilmenite) process must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

Subpart V—Titanium Dioxide-Chloride-Ilmenite Process

Pollutant or pollutant property	BPT effluent limitations		Maximum for any 1 day	Average of daily values for 30 consecutive days		Kg/kkg (or pounds per 1,000 lb) of product		TSS	35	9.6	Chromium (T)	0.12	0.053	Nickel (T)	0.072	0.035	pH	( 1)	( 1)

1 Within the range 6.0 to 9.0.

[47 FR 28278, June 29, 1982, as amended at 47 FR 55227, Dec. 8, 1982]

AUTHORITY: Secs. 301, 304 (b), (c), (e), and (g), 306 (b) and (c), 307 (b) and (c), 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) (the “Act”); 33 U.S.C. 1311, 1314 (b), (c), (e), and (g), 1316 (b) and (c), 1317 (b) and (c), and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217.

SOURCE: 47 FR 28278, June 29, 1982, unless otherwise noted.

CITE AS: 40 CFR 415.222