Hawaii Administrative Rules
Title 11 - DEPARTMENT OF HEALTH
Subtitle 1 - GENERAL DEPARTMENTAL PROVISIONS
Chapter 60.1 - AIR POLLUTION CONTROL
Subchapter 9 - HAZARDOUS AIR POLLUTANT SOURCES
Section 11-60.1-172 - List of hazardous air pollutants

Universal Citation: HI Admin Rules 11-60.1-172
Current through February, 2024

The following are hazardous air pollutants:

CAS number

Chemical name

(1)

75070

Acetaldehyde

(2)

60355

Acetamide

(3)

75058

Acetonitrile

(4)

98862

Acetophenone

(5)

53963

2-Acetylaminofluorene

(6)

107028

Acrolein

(7)

79061

Acrylamide

(8)

79107

Acrylic acid

(9)

107131

Acrylonitrile

(10)

107051

Allyl chloride

(11)

92671

4-Aminobiphenyl

(12)

62533

Aniline

(13)

90040

o-Anisidine

(14)

1332214

Asbestos

(15)

71432

Benzene (including benzene from gasoline)

(16)

92875

Benzidine

(17)

98077

Benzotrichloride

(18)

100447

Benzyl chloride

(19)

92524

Biphenyl

(20)

117817

Bis(2-ethylhexyl)phthalate (DEHP)

(21)

542881

Bis(chloromethyl)ether

(22)

75252

Bromoform

(23)

106945

1-Bromopropane (l-BP)

(24)

106990

1,3-Butadiene

(25)

156627

Calcium cyanamide

(26)

133062

Captan

(27)

63252

Carbaryl

(28)

75150

Carbon disulfide

(29)

56235

Carbon tetrachloride

(30)

463581

Carbonyl sulfide

(31)

120809

Catechol

(32)

133904

Chloramben

(33)

57749

Chlordane

(34)

7782505

Chlorine

(35)

79118

Chloroacetic acid

(36)

532274

2-Chloroacetophenone

(37)

108907

Chlorobenzene

(38)

510156

Chlorobenzilate

(39)

67663

Chloroform

(40)

107302

Chloromethyl methyl ether

(41)

126998

Chloroprene

(42)

1319773

Cresols/Cresylic acid (isomers and mixture)

(43)

95487

o-Cresol

(44)

108394

m-Cresol

(45)

106445

p-Cresol

(46)

98828

Cumene

(47)

94757

2,4-D, salts and esters

(48)

3547044

DDE

(49)

334883

Diazomethane

(50)

132649

Dibenzofurans

(51)

96128

1,2-Dibromo-3-chloropropane

(52)

84742

Dibutylphthalate

(53)

106467

1,4-Dichlorobenzene(p)

(54)

91941

3,3-Dichlorobenzidene

(55)

111444

Dichloroethyl ether (Bis(2-chloroethyl)ether)

(56)

542756

1,3-Dichloropropene

(57)

62737

Dichlorvos

(58)

111422

Diethanolamina

(59)

121697

N,N-Diethyl aniline (N,N-Dimethylaniline)

(60)

64675

Diethyl sulfate

(61)

119904

3,3-Dimethoxybenzidine

(62)

60117

Dimethyl aminoazobenzene

(63)

119937

3,3-Dimethyl benzidine

(64)

79447

Dimethyl carbamoyl chloride

(65)

68122

Dimethyl formamide

(66)

57147

1,1-Dimethyl hydrazine

(67)

131113

Dimethyl phthalate

(68)

77781

Dimethyl sulfate

(69)

534521

4,6-Dinitro-o-cresol, and salts

(70)

51285

2,4-Dinitrophenol

(71)

121142

2, 4-Dinitrotoluene

(72)

123911

1,4-Dioxane (1,4-Diethyleneoxide)

(73)

122667

1,2-Diphenylhydrazine

(74)

106898

Epichlorohydrin (l-Chloro-2,3-epoxypropane)

(75)

106887

1,2-Epoxybutane

(76)

140885

Ethyl acrylate

(77)

100414

Ethyl benzene

(78)

51796

Ethyl carbamate (Urethane)

(79)

75003

Ethyl chloride (Chloroethane)

(80)

106934

Ethylene dibromide (Dibromoethane)

(81)

107062

Ethylene dichloride (1,2-Dichloroethane)

(82)

107211

Ethylene glycol

(83)

151564

Ethyleneimine (Aziridine)

(84)

75218

Ethylene oxide

(85)

96457

Ethylene thiourea

(86)

75343

Ethylidene dichloride (1,1-Dichloroethane)

(87)

50000

Formaldehyde

(88)

76448

Heptachlor

(89)

11874

Hexachlorobenzene

(90)

87683

Hexachlorobutadiene

(91)

77474

Hexachlorocyclopentadiene

(92)

67721

Hexachloroethane

(93)

82206

Hexamethylene-1,6-diisocyanate

(94)

680319

Hexamethylphosphoramide

(95)

110543

Hexane

(96)

302012

Hydrazine

(97)

7647010

Hydrochloric acid

(98)

7664393

Hydrogen fluoride (Hydrofluoric acid)

(99)

123319

Hydroquinone

(100)

78591

Isophorone

(101)

58899

Lindane (all isomers)

(102)

108316

Maleic anhydride

(103)

67561

Methanol

(104)

72435

Methoxychlor

(105)

74839

Methyl bromide (Bromomethane)

(106)

74873

Methyl chloride (Chloromethane)

(107)

71556

Methyl chloroform (1,1,1-Trichloroethane)

(108)

60344

Methyl hydrazine

(109)

74884

Methyl iodide (lodomethane)

(110)

108101

Methyl isobutyl ketone (Hexone)

(111)

624839

Methyl isocyanate

(112)

80626

Methyl methacrylate

(113)

1634044

Methyl tert butyl ether

(114)

101144

4,4-Methylene

bis(2-chloroaniline)

(115)

75092

Methylene chloride (Dichloromethane)

(116)

101688

Methylene diphenyl diisocyanate (MDI)

(117)

101779

4,4'-Methylenedianiline

(118)

91203

Naphthalene

(119)

98953

Nitrobenzene

(120)

92933

4-Nitrobiphenyl

(121)

100027

4-Nitrophenol

(122)

79469

2-Nitropropane

(123)

684935

N-Nitroso-N-methylurea

(124)

62759

N-Nitrosodimethylamine

(125)

59892

N-Nitrosomorpholine

(126)

56382

Parathion

(127)

82688

Pentachloronitrobenzene (Quintobenzene)

(128)

87865

Pentachlorophenol

(129)

108952

Phenol

(130)

106503

p-Phenylenedi amine

(131)

75445

Phosgene

(132)

7803512

Phosphine

(133)

7723140

Phosphorus

(134)

85449

Phthalic anhydride

(135)

1336363

Polychlorinated biphenyls (Aroclors)

(136)

1120714

1,3-Propane sultone

(137)

57578

beta-Propiolactone

(138)

123386

Propionaldehyde

(139)

114261

Propoxur (Baygon)

(140)

78875

Propylene dichloride (1,2-Dichloropropane)

(141)

75569

Propylene oxide

(142)

75558

1,2-Propylenimine (2-Methylaziridine)

(143)

91225

Quinoline

(144)

106514

Quinone

(145)

100425

Styrene

(146)

96093

Styrene oxide

(147)

1746016

2,3,7,8-Tetrachlorodibenzo-p-dioxin

(148)

79345

1,1,2,2-Tetrachloroethane

(149)

127184

Tetrachloroethylene (Perchloroethylene)

(150)

7550450

Titanium tetrachloride

(151)

108883

Toluene

(152)

95807

2,4-Toluene diamine

(153)

584849

2,4-Toluene diisocyanate

(154)

95534

o-Toluidine

(155)

8001352

Toxaphene (chlorinated camphene)

(156)

120821

1,2,4-Trichlorobenzene

(157)

79005

1,1,2-Trichloroethane

(158)

79016

Trichloroethylene

(159)

95954

2,4,5-Trichlorophenol

(160)

88062

2,4,6-Trichlorophenol

(161)

121448

Triethylamine

(162)

1582098

Trifluralin

(163)

540841

2,2,4-Trimethylpentane

(164)

108054

Vinyl acetate

(165)

593602

Vinyl bromide

(166)

75014

Vinyl

(167)

75354

Vinylidene chloride (1,1-Dichloroethylene)

(168)

1330207

Xylenes (isomers and mixture)

(169)

95476

o-Xylenes

(170)

108383

m-Xylenes

(171)

106423

p-Xylenes

(172)

0

Antimony Compounds

(173)

0

Arsenic Compounds (inorganic including arsine)

(174)

0

Beryllium Compounds

(175)

0

Cadmium Compounds

(176)

0

Chromium Compounds

(177)

0

Cobalt Compounds

(178)

0

Coke Oven Emissions

(179)

0

Cyanide Compounds 1

(180)

0

Glycol ethers 2

(181)

0

Lead Compounds

(182)

0

Manganese Compounds

(183)

0

Mercury Compounds

(184)

0

Fine mineral fibers 3

(185)

0

Nickel Compounds

(186)

0

Polycyclic Organic Matter 4

(187)

0

Radionuclides (including radon) 5

(188)

0

Selenium Compounds

NOTE: For all listings above which contain the word "compounds" and for glycol ethers, the following applies: Unless otherwise specified, these listings are defined as including any unique chemical substance that contains the named chemical (i.e., antimony, arsenic, etc.) as part of that chemical's infrastructure.

1 X'CN where X = H' or any other group where a formal dissociation may occur. For example, KCN or Ca(CN)2.

2 Includes mono- and di-ethers of ethylene glycol, diethylene glycol, and triethylene glycol R-

(OCH2CH2)n-OR' where:

n = 1, 2, or 3;

R = alkyl C7 or less; or R = phenyl or alkyl substituted phenyl;

R' = H or alkyl C7 or less; or OR' consisting of carboxylic acid ester, sulfate, phosphate, nitrate, or sulfonate.

3 Includes mineral fiber emissions from facilities manufacturing or processing glass, rock, or slag fibers (or other mineral derived fibers) of average diameter one micrometer or less.

4 Includes organic compounds with more than one benzene ring, and which have a boiling point greater than or equal to 100°C.

5 A type of atom which spontaneously undergoes radioactive decay.

Disclaimer: These regulations may not be the most recent version. Hawaii may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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