Regulations last checked for updates: May 04, 2024

Title 40 - Protection of Environment last revised: Jun 26, 2024
Appendix Appendix G - Appendix G to Part 403—Pollutants Eligible for a Removal Credit

I. Regulated Pollutants in Part 503 Eligible for a Removal Credit

Pollutants Use or disposal practice
LA SD I
ArsenicXXX
BerylliumX
CadmiumXX
ChromiumXX
CopperX
LeadXX
MercuryXX
MolybdenumX
NickelXXX
SeleniumX
ZincX
Total hydrocarbonsX 1

Key:

LA—land application.

SD—surface disposal site without a liner and leachate collection system.

I—firing of sewage sludge in a sewage sludge incinerator.

1 The following organic pollutants are eligible for a removal credit if the requirements for total hydrocarbons (or carbon monoxide) in subpart E in 40 CFR part 503 are met when sewage sludge is fired in a sewage sludge incinerator: Acrylonitrile, ldrin/Dieldrin(total), Benzene, Benzidine, Benzo(a)pyrene, Bis(2-chloroethyl)ether, Bis(2-ethylhexyl)phthalate, Bromodichloromethane, Bromoethane, Bromoform, Carbon tetrachloride, Chlordane, Chloroform, Chloromethane, DDD, DDE, DDT, Dibromochloromethane, Dibutyl phthalate, 1,2-dichloroethane, 1,1-dichloroethylene, 2,4-dichlorophenol, 1,3-dichloropropene, Diethyl phthalate, 2,4-dinitrophenol, 1,2-diphenylhydrazine, Din-butyl phthalate, Endosulfan, Endrin, Ethylbenzene, Heptachlor, Heptachlor epoxide, Hexachlorobutadiene, Alphahexachlorocyclohexane, Beta-hexachlorocyclohexane, Hexachlorocyclopentadiene, Hexachloroethane, Hydrogen cyanide, Isophorone, Lindane, Methylene chloride, Nitrobenzene, N-Nitrosodimethylamine, N-Nitrosodi-n-propylamine, Pentachlorophenol, Phenol, Polychlorinated biphenyls, 2,3,7,8-tetrachlorodibenzo-p-dioxin, 1,1,2,2,-tetrachloroethane, Tetrachloroethylene, Toluene, Toxaphene, Trichloroethylene, 1,2,4-Trichlorobenzene, 1,1,1-Trichloroethane, 1,1,2-Trichloroethane, and 2,4,6-Trichlorophenol.

II. Additional Pollutants Eligible for a Removal Credit

[Milligrams per kilogram—dry weight basis]

Pollutant Use or disposal practice
LA Surface disposal I
Unlined 1 Lined 2
Arsenic 3 100
Aldrin/Dieldrin (Total)2.7
Benzene 3 161403400
Benzo(a)pyrene15 3 100 3 100
Bis(2-ethylhexyl)phthalate 3 100 3 100
Cadmium 3 100 3 100
Chlordane86 3 100 3 100
Chromium (total) 3 100 3 100
Copper 3 461001400
DDD, DDE, DDT (Total)1.220002000
2,4 Dichlorophenoxy-acetic acid77
Fluoride730
Heptachlor7.4
Hexachlorobenzene29
Hexachlorobutadiene600
Iron 3 78
Lead 3 100 3 100
Lindane84 3 28 3 28
Malathion0.630.63
Mercury 3 100 3 100
Molybdenum4040
Nickel 3 100
N-Nitrosodimethylamine2.10.0880.088
Pentachlorophenol30
Phenol8282
Polychlorinated biphenyls4.6<50<50
Selenium4.84.84.8
Toxaphene10 3 26 3 26
Trichloroethylene 3 109500 3 10
Zinc450045004500

1 Active sewage sludge unit without a liner and leachate collection system.

2 Active sewage sludge unit with a liner and leachate collection system.

3 Value expressed in grams per kilogram—dry weight basis.

Key: LA—land application.

I—incineration.

[60 FR 54768, Oct. 25, 1995, as amended at 65 FR 42567, Aug. 4, 1999; 70 FR 60198, Oct. 14, 2005]
authority: 33 U.S.C. 1251
source: 46 FR 9439, Jan. 28, 1981, unless otherwise noted.