40 C.F.R. § 420.86

Current through October 31, 2024

Section 420.86 - Pretreatment standards for new sources (PSNS)

Except as provided in 40 CFR 403.7 , any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources.

(a)Salt bath descaling, oxidizing -

(1)Batch, sheet and plate.

Subpart H

Pollutant or pollutant property	Pretreatment standards for new sources
	Maximum for any 1 day	Average of daily values for 30 consecutive days
	Kg/kkg (pounds per 1,000 lb) of product
Chromium	0.00292	0.00117
Nickel	0.00263	0.000876

(2)Batch, rod and wire.

Subpart H

Pollutant or pollutant property	Pretreatment standards for new sources
	Maximum for any 1 day	Average of daily values for 30 consecutive days
	Kg/kkg (pounds per 1,000 lb) of product
Chromium	0.00175	0.000701
Nickel	0.00158	0.000526

(3)Batch, pipe and tube.

Subpart H

Pollutant or pollutant property	Pretreatment standards for new sources
	Maximum for any 1 day	Average of daily values for 30 consecutive days
	Kg/kkg (pounds per 1,000 lb) of product
Chromium	0.00709	0.00284
Nickel	0.00638	0.00213

(4)Continuous.

Subpart H

Pollutant or pollutant property	Pretreatment standards for new sources
	Maximum for any 1 day	Average of daily values for 30 consecutive days
	Kg/kkg (pounds per 1,000 lb) of product
Chromium	0.00138	0.000551
Nickel	0.00124	0.000413

(b)Salt bath descaling, reducing -

(1)Batch.

Subpart H

Pollutant or pollutant property	Pretreatment standards for new sources
	Maximum for any 1 day	Average of daily values for 30 consecutive days
	Kg/kkg (pounds per 1,000 lb) of product
Cyanide	0.00102	0.000339
Chromium	0.00136	0.000542
Nickel	0.00122	0.000407

(2)Continuous.

Subpart H

Pollutant or pollutant property	Pretreatment standards for new sources
	Maximum for any 1 day	Average of daily values for 30 consecutive days
	Kg/kkg (pounds per 1,000 lb) of product
Cyanide	0.00569	0.00190
Chromium	0.00759	0.00304
Nickel	0.00683	0.00228

40 C.F.R. §420.86

47 FR 23284, May 27, 1982, as amended at 47 FR 41739, Sept. 22, 1982