POLLUTION LOCATOR | Toxic Chemical Releases |Total Environmental Releases (Pounds from TRI Sources)

County: HARRIS
  • From 1988 to 2002, total releases to the environment have decreased 57%.
  • See a list of facilities contributing to this release category.
  • Chemical NameSorted by
    Total Environmental Releases
    METHANOL5,864,510
    ETHYLENE3,074,225
    NITRATE COMPOUNDS2,972,526
    PROPYLENE2,870,318
    SULFURIC ACID1,272,878
    ETHYLBENZENE1,055,090
    N-HEXANE953,652
    TOLUENE953,407
    STYRENE878,948
    AMMONIA854,647
    BENZENE850,679
    VINYL ACETATE835,348
    PHENOL721,984
    XYLENE (MIXED ISOMERS)694,522
    ACETOPHENONE678,227
    METHYL ETHYL KETONE660,220
    HYDROCHLORIC ACID614,395
    METHYL TERT-BUTYL ETHER518,151
    1,3-BUTADIENE494,102
    ZINC COMPOUNDS445,910
    TERT-BUTYL ALCOHOL412,898
    M-CRESOL394,264
    O-CRESOL370,877
    METHYL ISOBUTYL KETONE297,245
    N-BUTYL ALCOHOL279,197
    NAPHTHALENE244,872
    P-CRESOL236,722
    CHLORINE224,369
    ALLYL ALCOHOL205,834
    ACETONITRILE199,824
    ACETALDEHYDE187,408
    FORMALDEHYDE184,505
    CUMENE177,379
    SEC-BUTYL ALCOHOL175,571
    CYCLOHEXANE174,433
    ETHYLENE GLYCOL153,137
    2,4-DIMETHYLPHENOL151,125
    GLYCOL ETHERS129,117
    1,2,4-TRIMETHYLBENZENE117,157
    VINYL CHLORIDE114,046
    ANILINE108,999
    METHYL METHACRYLATE95,813
    CHLOROMETHANE92,328
    1,2,3-TRICHLOROPROPANE90,297
    ACRYLIC ACID89,721
    N,N-DIMETHYLFORMAMIDE86,652
    COPPER79,146
    O-XYLENE77,943
    PROPYLENE OXIDE77,776
    DIETHANOLAMINE76,022
    1,2-DICHLOROETHANE75,582
    PYRIDINE71,346
    DICHLOROMETHANE68,500
    CARBONYL SULFIDE61,775
    ETHYL ACRYLATE59,245
    M-XYLENE59,070
    4,4'-ISOPROPYLIDENEDIPHENOL57,000
    N-METHYL-2-PYRROLIDONE56,603
    ETHYLENE OXIDE53,118
    CARBON TETRACHLORIDE50,295
    BUTYL ACRYLATE47,744
    DIMETHYLAMINE47,709
    BARIUM COMPOUNDS43,099
    TRIETHYLAMINE40,921
    COPPER COMPOUNDS38,824
    HYDROQUINONE38,251
    DICYCLOPENTADIENE37,540
    MANGANESE COMPOUNDS36,466
    CHLORODIFLUOROMETHANE32,088
    DICHLORODIFLUOROMETHANE31,718
    P-XYLENE27,933
    1,1-DICHLORO-1-FLUOROETHANE27,556
    HYDROGEN CYANIDE26,507
    ACRYLONITRILE24,871
    EPICHLOROHYDRIN24,561
    ZINC24,532
    NICKEL24,274
    QUINOLINE24,062
    BARIUM24,051
    CHLOROBENZENE22,147
    CARBON DISULFIDE20,444
    POLYCYCLIC AROMATIC COMPOUNDS20,277
    LEAD17,583
    ALUMINUM16,318
    CYANIDE COMPOUNDS16,215
    PHTHALIC ANHYDRIDE12,053
    VANADIUM COMPOUNDS11,172
    LEAD COMPOUNDS10,140
    NICKEL COMPOUNDS9,398
    ACROLEIN9,218
    TITANIUM TETRACHLORIDE9,197
    METHYL IODIDE9,063
    PROPIONALDEHYDE8,524
    BUTYRALDEHYDE7,054
    ISOBUTYRALDEHYDE7,007
    MANGANESE6,514
    BIPHENYL6,290
    CHLOROETHANE6,075
    TETRACHLOROETHYLENE5,263
    NITRIC ACID5,235
    MALEIC ANHYDRIDE5,002
    DIPHENYLAMINE4,940
    CHROMIUM COMPOUNDS4,847
    CHLOROFORM4,604
    NITROBENZENE4,138
    ETHYL CHLOROFORMATE3,747
    CHROMIUM3,737
    1,4-DIOXANE3,605
    ANTIMONY COMPOUNDS3,377
    TRICHLOROETHYLENE3,096
    UNKNOWN2,583
    HYDROFLUORIC ACID2,524
    MOLYBDENUM TRIOXIDE2,507
    SODIUM NITRITE2,474
    O-TOLUIDINE2,433
    METHYL CHLOROCARBONATE2,433
    ALLYL CHLORIDE2,410
    DIMETHYL PHTHALATE2,280
    DIETHYL SULFATE2,027
    BENZO(GHI)PERYLENE1,993
    COBALT COMPOUNDS1,949
    CUMENE HYDROPEROXIDE1,666
    ETHYLENE GLYCOL MONOETHYL ETHER1,600
    1,1,2-TRICHLOROETHANE1,412
    IRON PENTACARBONYL1,286
    MERCURY COMPOUNDS1,281
    BORON TRIFLUORIDE1,245
    CHLOROTHALONIL996
    1,2-BUTYLENE OXIDE842
    O-ANISIDINE787
    BENZOYL CHLORIDE701
    FORMIC ACID700
    PHENANTHRENE672
    1,2-DIBROMOETHANE658
    ETHYLENE GLYCOL MONOMETHYL ETHER641
    HEXAZINONE620
    1,1,1-TRICHLOROETHANE522
    PHOSGENE509
    2,4-DIAMINOTOLUENE399
    DINITROTOLUENE (MIXED ISOMERS)370
    BIS(2-CHLOROETHYL) ETHER359
    VANADIUM339
    ANTHRACENE326
    CADMIUM COMPOUNDS272
    POLYCHLORINATED ALKANES (C10-C13)255
    DIISOCYANATES254
    MERCURY253
    1,1-DICHLOROETHANE191
    1,1,2,2-TETRACHLOROETHANE167
    POLYCHLORINATED BIPHENYLS157
    PENTACHLOROETHANE156
    DIAMINOTOLUENE (MIXED ISOMERS)130
    PROPYLENEIMINE108
    1,2-DICHLOROBENZENE103
    METHYL ACRYLATE98
    M-PHENYLENEDIAMINE97
    1,2-DICHLOROETHYLENE96
    1,1-DICHLOROETHYLENE88
    BROMOCHLORODIFLUOROMETHANE87
    HEXACHLOROBENZENE71
    HEXACHLOROETHANE57
    BENZIDINE55
    TOLUENE-2,4-DIISOCYANATE44
    1,2-DICHLOROPROPANE39
    CREOSOTES37
    1,4-DICHLOROBENZENE26
    CRESOL (MIXED ISOMERS)26
    CHLOROACETIC ACID26
    ALUMINUM OXIDE (FIBROUS FORMS)22
    DIBENZOFURAN17
    BENZAL CHLORIDE16
    COBALT16
    METHYL ISOCYANATE15
    HEXACHLOROCYCLOPENTADIENE15
    1,3-DICHLOROPROPENE (MIXED ISOMERS)13
    TOLUENE DIISOCYANATE (MIXED ISOMERS)13
    1,1,1,2-TETRACHLOROETHANE12
    HEXACHLORO-1,3-BUTADIENE9
    N-NITROSODIPHENYLAMINE9
    DICHLOROBENZENE (MIXED ISOMERS)9
    METHYL BROMIDE9
    TRICHLOROFLUOROMETHANE8
    BIS(2-ETHYLHEXYL)PHTHALATE7
    1,2,4-TRICHLOROBENZENE7
    4,4'-METHYLENEDIANILINE7
    ASBESTOS (FRIABLE)7
    CHLOROPHENOLS7
    BROMINE6
    2,3-DICHLOROPROPENE5
    ARSENIC (ORGANIC OR INORGANIC COMPOUNDS)5
    CYFLUTHRIN5
    2,4-D5
    ALDRIN5
    TRIADIMEFON5
    CHLORDANE4
    CYCLOHEXANOL4
    PENTACHLOROBENZENE4
    ALACHLOR4
    TEMEPHOS4
    CARBARYL4
    FREON 1134
    DINITROBUTYL PHENOL3
    DIAZINON3
    DIMETHOATE3
    ACRYLAMIDE3
    MALATHION3
    CAMPHECHLOR3
    2,4-DICHLOROPHENOL3
    ALDICARB3
    METHOXYCHLOR2
    BENZYL CHLORIDE2
    GAMMA-LINDANE2
    HEPTACHLOR2
    PIPERONYL BUTOXIDE1
    TRIFLURALIN.170
    ATRAZINE.110
    PERMETHRIN.070
    METRIBUZIN.030
    RESMETHRIN.024

    Note: See Dioxin Compounds Summary for the contribution of dioxins to this release or waste management category (in grams).