New source performance standards (NSPS).

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§ 439.15 New source performance standards (NSPS).

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

Performance Standards (NSPS)

Regulated parameter Maximum daily1 Maximum monthly average1
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

(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.

[68 FR 12272, Mar. 13, 2003]


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