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Code of Federal Regulations Title 40. Protection of Environment § 40.439.15 New source performance standards (NSPS)

Current as of January 02, 2025 | Updated by Findlaw Staff

(a) Any new source subject to this subpart must achieve the following standards:

PERFORMANCE STANDARDS (NSPS)

Regulated parameter

Maximum daily 1

Maximum monthly average 1

BOD5

267

111

TSS

472

166

COD

1675

856

Ammonia (as N)

84.1

29.4

Acetone

0.5

0.2

4-methyl-2-pentanone

0.5

0.2

Isobutyraldehyde

1.2

0.5

n-Amyl acetate

1.3

0.5

n-Butyl acetate

1.3

0.5

Ethyl acetate

1.3

0.5

Isopropyl acetate

1.3

0.5

Methyl formate

1.3

0.5

Amyl alcohol

10.0

4.1

Ethanol

10.0

4.1

Isopropanol

3.9

1.6

Methanol

10.0

4.1

Methyl Cellosolve

100.0

40.6

Dimethyl sulfoxide

91.5

37.5

Triethyl amine

250.0

102.0

Phenol

0.05

0.02

Benzene

0.05

0.02

Toluene

0.06

0.02

Xylenes

0.03

0.01

n-Hexane

0.03

0.02

n-Heptane

0.05

0.02

Methylene chloride

0.9

0.3

Chloroform

0.02

0.13

1,2-dichloroethane

0.4

0.1

Chlorobenzene

0.15

0.06

o-Dichlorobenzene

0.15

0.06

Tetrahydrofuran

8.4

2.6

Isopropyl ether

8.4

2.6

Diethyl amine

250.0

102.0

Acetonitrile

25.0

10.2

1 mg/L (ppm)

(b) The limitations for cyanide are the same as specified in § 439.12(e), (f) and (g).

(c) Any new source subject to the provisions of this section that commenced discharging after November 21, 1988, and prior to November 20, 1998, must continue to achieve the standards specified for this section in the 1988 edition of 40 CFR part 439, until the expiration of the applicable time period specified in 40 CFR 122.29(d)(1), after which the source must achieve the standards specified in §§ 439.13 and 439.14.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 40. Protection of Environment § 40.439.15 New source performance standards (NSPS) - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-40-protection-of-environment/cfr-sect-40-439-15/

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