CHOCOLATE BAYOU PLANT

  • Regulated Entity Reference Number: RN100238708
  • Primary Business: INDUSTRIAL CHEMICAL FACILITY
  • County: BRAZORIA
  • Nearest City: ALVIN
  • Nearest Zipcode: 77511
  • Physical Location: 2 MI S OF INTX OF FM 2917 AND FM 2004
  • TCEQ reference

Emission Events

  Tracking Number Type of emission Event began Event ended Duration
285534 EMISSIONS EVENT 06/02/2018 5:00PM 06/02/2018 2.0
ContaminantAmount Released
1,3-BUTADIENE 46.64429 lbs
Butenes, All Isomers 10.0693 lbs
Carbon Monoxide 1,996.9833 lbs
Ethane 16.99002 lbs
Ethylene (gaseous) 1,576.89008 lbs
Methane 104.8403 lbs
Nitrogen Oxides 391.84086 lbs
Pentene 193.77034 lbs
Propane 42.61759 lbs
Propylene (Propene) 953.11667 lbs
284717 EMISSIONS EVENT 05/28/2018 1:50AM 05/28/2018 0.05
ContaminantAmount Released
Carbon Monoxide 11.5 lbs
Nitrogen Oxides 0.38 lbs
Particulate Matter 57.48 lbs
Sulfur dioxide 395.17 lbs
VOC 1.92 lbs
275491 EMISSIONS EVENT 01/02/2018 2:45AM 01/02/2018 18.25
ContaminantAmount Released
1,3-BUTADIENE 4,075.2 lbs
Butenes, All Isomers 2,061.3 lbs
Carbon Monoxide 32,376.3 lbs
Ethane 6,583.2 lbs
Ethylene (gaseous) 19,893.1 lbs
Methane 4,471.0 lbs
Nitrogen Oxides 6,353.8 lbs
Pentenes 1,899.2 lbs
Propane 2,589.3 lbs
Propylene (Propene) 5,398.0 lbs
274285 EMISSIONS EVENT 12/10/2017 11:00PM 12/14/2017 88.0
ContaminantAmount Released
Carbon Monoxide 198.6 lbs
Nitrogen Oxides 697.8 lbs
Particulate Matter 218.0 lbs
Sulfur dioxide 0.5 lbs
VOC 121.5 lbs
267010 EMISSIONS EVENT 09/06/2017 2:00AM 09/06/2017 18.0
ContaminantAmount Released
1,3-BUTADIENE 1,078.81 lbs
Butene 949.14 lbs
Carbon Monoxide 19,982.78 lbs
Ethane 5,449.68 lbs
Ethylene (gaseous) 8,372.75 lbs
Methane 4,051.95 lbs
Nitrogen Oxides 3,921.58 lbs
Pentene 3,814.09 lbs
Propane 2,540.01 lbs
Propylene (Propene) 3,351.13 lbs
272857 EMERGENCY RESPONSE 09/05/2017 9:15AM 09/05/2017 13.75
ContaminantAmount Released
Butadiene, 1-3 1,000.0 lbs
Nitrous Oxide 7,000.0 lbs
266897 EMISSIONS EVENT 09/05/2017 4:00AM 09/05/2017 19.0
ContaminantAmount Released
1,3-BUTADIENE 614.45 lbs
Butene 217.73 lbs
Carbon Monoxide 26,329.24 lbs
Ethane 5,150.39 lbs
Ethylene (gaseous) 14,428.84 lbs
Methane 6,129.98 lbs
Nitrogen Oxides 5,167.07 lbs
Pentene 1,387.27 lbs
Propane 2,407.23 lbs
Propylene (Propene) 3,852.7 lbs
266271 EMISSIONS EVENT 08/26/2017 11:00PM 08/27/2017 17.0
ContaminantAmount Released
1,3-BUTADIENE 4,906.24 lbs
Butene 2,178.83 lbs
Carbon Monoxide 45,729.61 lbs
Ethane 8,133.75 lbs
Ethylene (gaseous) 20,427.15 lbs
Methane 6,794.53 lbs
Nitrogen Oxides 8,974.35 lbs
Pentene 5,203.27 lbs
Propane 14,790.5 lbs
Propylene (Propene) 5,762.42 lbs
256517 EMISSIONS EVENT 04/17/2017 2:00PM 04/17/2017 1.0
ContaminantAmount Released
Carbon Monoxide 174.5 lbs
Ethane 0.6 lbs
Ethylene (gaseous) 4.3 lbs
Methane 10.0 lbs
Nitrogen Oxides 34.2 lbs
Propane 13.3 lbs
Propylene (Propene) 220.6 lbs
255542 EMISSIONS EVENT 04/03/2017 5:00PM 04/03/2017 1.0
ContaminantAmount Released
1,3-BUTADIENE 7.0 lbs
Butenes, All Isomers 2.0 lbs
Carbon Monoxide 802.0 lbs
Ethane 0.57 lbs
Ethylene (gaseous) 671.0 lbs
Methane 109.0 lbs
Nitrogen Oxides 158.0 lbs
Pentenes 20.0 lbs
Propane 22.0 lbs
Propylene (Propene) 328.0 lbs
228928 EMISSIONS EVENT 03/09/2016 10:00AM 03/10/2016 29.0
ContaminantAmount Released
Propane 76.0 lbs
Propylene (Propene) 655.3 lbs
223324 EMISSIONS EVENT 11/22/2015 10:00AM 11/22/2015 5.0
ContaminantAmount Released
1,3-BUTADIENE 47.75 lbs
Butenes, All Isomers 9.37 lbs
Carbon Monoxide 7,178.02 lbs
Ethane 1,940.2 lbs
Ethylene (gaseous) 7,073.48 lbs
Methane 319.31 lbs
Nitrogen Oxides 1,408.67 lbs
Pentenes 251.28 lbs
Propane 76.28 lbs
Propylene (Propene) 180.71 lbs
222423 EMISSIONS EVENT 10/30/2015 9:40AM 10/30/2015 11.0
ContaminantAmount Released
1,3-BUTADIENE 78.61 lbs
Butenes, All Isomers 14.76 lbs
Carbon Monoxide 16,909.16 lbs
Ethane 4,273.38 lbs
Ethylene (gaseous) 16,911.66 lbs
Methane 60.35 lbs
Nitrogen Oxides 3,318.39 lbs
Pentenes 67.19 lbs
Propane 195.05 lbs
Propylene (Propene) 429.71 lbs
220356 EMISSIONS EVENT 09/18/2015 5:15AM 09/20/2015 57.0
ContaminantAmount Released
1,3-BUTADIENE 1,195.49 lbs
Benzene 58.65 lbs
Butadiene, 1-3 13.0 lbs
Butene 124.86 lbs
Carbon Monoxide 13,465.07 lbs
Ethane 5,287.83 lbs
Ethylene (gaseous) 14,741.22 lbs
Methane 8,175.39 lbs
Nitrogen Oxides 2,642.49 lbs
Pentene 6,797.01 lbs
Propane 2,032.01 lbs
Propylene (Propene) 4,458.35 lbs
VOC 50.44 lbs
209799 EMISSIONS EVENT 02/05/2015 10:00AM 02/06/2015 21.0
ContaminantAmount Released
1,3-BUTADIENE 217.45 lbs
Butenes, All Isomers 151.94 lbs
Carbon Monoxide 32,475.06 lbs
Ethane 6,830.53 lbs
Ethylene, gaseous 26,627.25 lbs
Methane 5,085.73 lbs
Nitrogen Oxides 6,373.17 lbs
Pentenes 1,821.52 lbs
Propane 122.34 lbs
Propylene (Propene) 924.07 lbs
206376 EMISSIONS EVENT 11/12/2014 8:00PM 11/14/2014 33.0
ContaminantAmount Released
1,3-BUTADIENE 103.82 lbs
Butenes, All Isomers 14.34 lbs
Carbon Monoxide 15,308.71 lbs
Ethane 7,092.57 lbs
Ethylene, gaseous 12,004.74 lbs
Methane 922.52 lbs
Nitrogen Oxides 3,004.31 lbs
Pentenes 193.64 lbs
Propane 67.07 lbs
Propylene (Propene) 236.72 lbs
196541 EMISSIONS EVENT 04/07/2014 7:15AM 04/07/2014 6.5
ContaminantAmount Released
Ethylene (gaseous) 2,571.11 lbs
195113 MAINTENANCE 03/30/2014 11:00AM 04/03/2014 102.5
ContaminantAmount Released
Carbon Monoxide 43.4 lbs
Nitrogen Oxides 3,252.5 lbs
195540 EMISSIONS EVENT 03/16/2014 5:00PM 03/18/2014 38.0
ContaminantAmount Released
1,3-BUTADIENE 2,679.82 lbs
Butenes, All Isomers 671.25 lbs
Carbon Monoxide 44,137.92 lbs
Ethane 10,967.42 lbs
Ethylene, gaseous 27,367.67 lbs
Methane 8,335.35 lbs
Nitrogen Oxides 8,661.99 lbs
Pentenes 6,471.6 lbs
Propane 2,163.98 lbs
Propylene (Propene) 4,091.91 lbs
195169 EMISSIONS EVENT 03/08/2014 7:00AM 03/09/2014 26.0
ContaminantAmount Released
1,3-BUTADIENE 207.2 lbs
Butenes, All Isomers 114.79 lbs
Carbon Monoxide 4,119.95 lbs
Ethane 522.59 lbs
Ethylene, gaseous 2,840.48 lbs
Methane 628.97 lbs
Nitrogen Oxides 808.53 lbs
Pentenes 436.01 lbs
Propane 219.41 lbs
Propylene (Propene) 1,042.71 lbs
194341 EMISSIONS EVENT 02/17/2014 6:30PM 02/18/2014 21.0
ContaminantAmount Released
1,3-BUTADIENE 1,516.58 lbs
Butenes, All Isomers 1,334.44 lbs
Carbon Monoxide 24,233.73 lbs
Ethylene (gaseous) 13,795.03 lbs
Nitrogen Oxides 4,755.83 lbs
Pentenes 4,250.57 lbs
Propane 2,421.18 lbs
Propylene (Propene) 4,119.76 lbs
  193967 EMISSIONS EVENT 02/07/2014 2:33PM 02/07/2014 8.0
ContaminantAmount Released
187815 EMISSIONS EVENT 09/08/2013 8:00PM 09/09/2013 7.0
ContaminantAmount Released
1,3-BUTADIENE 14.71 lbs
Butenes, All Isomers 3.47 lbs
Carbon Monoxide 5,842.51 lbs
Ethylene (gaseous) 8,101.69 lbs
Nitrogen Oxides 1,146.58 lbs
Pentene 297.81 lbs
Propane 15.2 lbs
Propylene (Propene) 3.56 lbs
186246 EMISSIONS EVENT 08/01/2013 10:55AM 08/01/2013 10.5
ContaminantAmount Released
1,3-BUTADIENE 51.66 lbs
Butenes, All Isomers 12.26 lbs
Carbon Monoxide 10,738.35 lbs
Ethylene, gaseous 10,181.61 lbs
Nitrogen Oxides 2,107.38 lbs
Pentenes 329.27 lbs
Propane 63.31 lbs
Propylene (Propene) 516.27 lbs
186028 EMISSIONS EVENT 07/26/2013 11:00PM 07/27/2013 17.0
ContaminantAmount Released
1,3-BUTADIENE 2,241.4 lbs
Butenes, All Isomers 8.7 lbs
  182696 EMISSIONS EVENT 05/12/2013 3:00AM 05/12/2013 4.0
ContaminantAmount Released
181490 EMISSIONS EVENT 04/10/2013 7:50PM 04/10/2013 1.0
ContaminantAmount Released
1,3-BUTADIENE 2.76 lbs
Butene 1.17 lbs
Carbon Monoxide 459.91 lbs
Ethylene (gaseous) 595.11 lbs
Nitrogen Oxides 90.26 lbs
Pentenes 32.79 lbs
Propane 2.96 lbs
Propylene (Propene) 1.97 lbs
176898 EMISSIONS EVENT 12/06/2012 3:18AM 12/07/2012 32.2
ContaminantAmount Released
1,3-BUTADIENE 5.27 lbs
Benzene 77.06 lbs
Ethylene (gaseous) 82.88 lbs
Gasoline 279.46 lbs
Propylene (Propene) 13.39 lbs
Toluene 54.54 lbs
  170989 MAINTENANCE 07/13/2012 8:00AM 07/13/2012 12.0
ContaminantAmount Released
170026 EMISSIONS EVENT 06/18/2012 7:38PM 06/19/2012 25.8666666667
ContaminantAmount Released
Benzene 158.0 lbs
Butadiene, 1-3 23.0 lbs
Butane, N- 157.0 lbs
Butenes, All Isomers 609.0 lbs
Isobutane 14.0 lbs
Methylacetylene 8.0 lbs
Pentenes 81.0 lbs
Propane 197.0 lbs
Propylene (Propene) 50.0 lbs
167852 EMISSIONS EVENT 04/26/2012 10:00AM 04/26/2012 9.0
ContaminantAmount Released
Benzene 22.0 lbs
Other 3.64 lbs
167246 AIR SHUTDOWN 04/24/2012 7:00AM 05/29/2012 841.0
ContaminantAmount Released
Benzene 60.6 lbs
164539 EMISSIONS EVENT 02/07/2012 12:20AM 02/07/2012 5.66666666667
ContaminantAmount Released
1,3-BUTADIENE 5.0 lbs
Butene 7.0 lbs
Carbon Monoxide 6,006.0 lbs
Ethylene, gaseous 4,604.0 lbs
Nitrogen Oxides 1,179.0 lbs
Pentene 401.0 lbs
Propane 27.0 lbs
Propylene (Propene) 68.0 lbs
157421 EMISSIONS EVENT 07/28/2011 2:25PM 07/28/2011 7.0
ContaminantAmount Released
1,3-BUTADIENE 2.83 lbs
Butene 0.58 lbs
Carbon Monoxide 4,243.6 lbs
Ethylene, gaseous 1,531.3 lbs
Nitrogen oxide 833.2 lbs
Pentene 653.1 lbs
Propane 54.6 lbs
Propylene (Propene) 91.7 lbs
153489 EMISSIONS EVENT 04/19/2011 8:00AM 04/19/2011 3.0
ContaminantAmount Released
Carbon Monoxide 2,262.0 lbs
Ethylene (gaseous) 2,950.0 lbs
Nitrogen Oxides 444.0 lbs
  152621 MAINTENANCE 03/25/2011 8:00AM 03/25/2011 5.0
ContaminantAmount Released
151392 EMISSIONS EVENT 03/01/2011 5:00AM 03/01/2011 7.0
ContaminantAmount Released
Carbon Monoxide 8,765.0 lbs
Ethylene (gaseous) 8,525.0 lbs
Nitrogen Oxides 1,720.0 lbs
148890 EMISSIONS EVENT 12/28/2010 3:15PM 12/28/2010 1.5
ContaminantAmount Released
Carbon Monoxide 1,180.0 lbs
Ethylene, gaseous 1,560.0 lbs
Nitrogen Oxides 232.0 lbs
148105 AIR STARTUP 12/15/2010 6:00AM 12/19/2010 96.0
ContaminantAmount Released
1,3-BUTADIENE 832.15 lbs
Butene 904.84 lbs
Carbon Monoxide 12,304.11 lbs
Ethylene (gaseous) 6,086.54 lbs
Nitrogen Oxides 1,456.67 lbs
Pentanes 721.23 lbs
Propane 1,964.66 lbs
Propene 2,559.74 lbs
147205 AIR STARTUP 11/16/2010 10:00PM 11/18/2010 29.0
ContaminantAmount Released
1,3-BUTADIENE 143.0 lbs
Butene 0.82 lbs
Carbon Monoxide 11,066.83 lbs
Ethylene (gaseous) 8,503.2 lbs
Nitrogen Oxides 162.89 lbs
Nitrogen monoxide 1,310.19 lbs
Pentene 1,159.46 lbs
Propane 424.86 lbs
Propene 1,055.62 lbs
146890 EMISSIONS EVENT 11/01/2010 3:48PM 11/02/2010 24.0
ContaminantAmount Released
1,3-BUTADIENE 113.5 lbs
Benzene 0.7 lbs
Butene 29.0 lbs
Carbon Monoxide 6,940.0 lbs
Ethene 8,814.0 lbs
Natural gasoline 15.0 lbs
Nitrogen Oxides 1,362.0 lbs
Opacity 0 lbs
Pentene 501.5 lbs
Propane 950.8 lbs
Propene 2,118.4 lbs
Propylene (Propene) 114.0 lbs
146027 EMISSIONS EVENT 10/13/2010 10:00AM 10/14/2010 16.0
ContaminantAmount Released
Carbon Monoxide 15,748.0 lbs
Ethylene, gaseous 16,299.0 lbs
Nitrogen Oxides 3,091.0 lbs
145871 EMISSIONS EVENT 10/10/2010 3:00AM 10/10/2010 18.0
ContaminantAmount Released
Carbon Monoxide 48,069.0 lbs
Ethylene, gaseous 41,093.0 lbs
Nitrogen Oxides 9,433.0 lbs
145856 EMISSIONS EVENT 10/09/2010 1:00AM 10/09/2010 11.0
ContaminantAmount Released
Carbon Monoxide 17,501.0 lbs
Ethylene, gaseous 14,849.0 lbs
Nitrogen Oxides 3,435.0 lbs
Propylene (Propene) 699.0 lbs
145798 EMISSIONS EVENT 10/07/2010 7:00PM 10/07/2010 4.0
ContaminantAmount Released
Carbon Monoxide 3,345.0 lbs
Ethylene (gaseous) 4,616.0 lbs
Nitrogen Oxides 657.0 lbs
  145737 10/03/2010 10/05/2010 48.0
ContaminantAmount Released
145419 AIR STARTUP 10/02/2010 7:00AM 10/05/2010 72.0
ContaminantAmount Released
Butadiene, 1-3 539.0 lbs
Butene 231.0 lbs
Carbon Monoxide 14,321.0 lbs
Ethylene, gaseous 8,319.0 lbs
Nitrogen Oxides 2,810.0 lbs
Pentene 1,448.0 lbs
Propane 891.0 lbs
Propylene (Propene) 3,055.0 lbs
  145418 AIR SHUTDOWN 09/29/2010 5:00PM 10/02/2010 62.0
ContaminantAmount Released
145451 EMISSIONS EVENT 09/29/2010 10:40AM 09/29/2010 5.33333333333
ContaminantAmount Released
1,3-BUTADIENE 930.0 lbs
Butene 315.0 lbs
Carbon Monoxide 3,377.0 lbs
Ethylene (gaseous) 1,657.0 lbs
Nitrogen Oxides 673.0 lbs
Propane 117.0 lbs
Propylene (Propene) 500.0 lbs
  141211 MAINTENANCE 06/16/2010 12:30PM 06/16/2010 0.0166666666667
ContaminantAmount Released
  140737 MAINTENANCE 06/08/2010 11:00AM 06/08/2010 1.0
ContaminantAmount Released
139882 AIR STARTUP 05/19/2010 9:00PM 05/21/2010 29.0
ContaminantAmount Released
Butadiene, 1-3 1,276.0 lbs
Butene 837.0 lbs
Carbon Monoxide 20,150.0 lbs
Ethene 14,353.0 lbs
Nitrogen Oxides 3,955.0 lbs
Pentene 2,699.0 lbs
Propane 4,995.0 lbs
Propene 524.0 lbs
138818 AIR STARTUP 05/05/2010 8:00AM 05/17/2010 290.0
ContaminantAmount Released
Benzene 0.61 lbs
138184 EMISSIONS EVENT 04/10/2010 8:00AM 04/10/2010 0.0833333333333
ContaminantAmount Released
Propylene (Propene) 769.0 lbs
137806 EMISSIONS EVENT 03/31/2010 9:00PM 04/01/2010 6.0
ContaminantAmount Released
1,3-BUTADIENE 158.0 lbs
Butene 60.0 lbs
Carbon Monoxide 2,459.0 lbs
Ethylene (gaseous) 884.0 lbs
Nitrogen dioxide 36.0 lbs
Nitrogen monoxide 291.0 lbs
Pentene 185.0 lbs
Propane 109.0 lbs
Propylene (Propene) 1,286.0 lbs
136337 AIR SHUTDOWN 03/21/2010 05/04/2010 1056.0
ContaminantAmount Released
Benzene 8.2 lbs
137002 EMISSIONS EVENT 03/13/2010 7:27PM 03/13/2010 3.55
ContaminantAmount Released
Carbon Monoxide 500.0 lbs
Ethylene, gaseous 133.0 lbs
Nitrogen Oxides 98.0 lbs
Propane 7.0 lbs
Propylene (Propene) 897.0 lbs
155324 EMISSIONS EVENT 02/26/2010 10:00AM 02/26/2010 7.98333333333
ContaminantAmount Released
1,3-BUTADIENE 19.58 lbs
Butene 8.79 lbs
Carbon Monoxide 3,483.02 lbs
Ethylene, gaseous 2,009.3 lbs
Nitrogen Oxides 683.5 lbs
Pentanes 501.32 lbs
Propane 91.99 lbs
Propylene (Propene) 298.13 lbs
135522 EMISSIONS EVENT 02/06/2010 1:05AM 02/06/2010 1.66666666667
ContaminantAmount Released
Butene 2,763.0 lbs
Carbon Monoxide 294.0 lbs
Nitrogen Oxides 58.0 lbs
135112 EMISSIONS EVENT 01/28/2010 12:12PM 01/29/2010 22.8
ContaminantAmount Released
1,3-BUTADIENE 394.0 lbs
Butene 375.0 lbs
Carbon Monoxide 32,452.0 lbs
Ethylene, gaseous 24,935.0 lbs
Nitrogen Oxides 6,373.0 lbs
Pentene 429.0 lbs
Propane 601.0 lbs
Propylene (Propene) 2,825.0 lbs
134543 EMISSIONS EVENT 01/15/2010 10:00PM 01/17/2010 33.0
ContaminantAmount Released
Butadiene, 1-3 1,919.0 lbs
Butene 1,778.0 lbs
Carbon Monoxide 39,938.0 lbs
Ethene 28,206.0 lbs
Nitrogen oxide 7,836.0 lbs
Pentene 1,179.0 lbs
Propane 1,223.0 lbs
Propylene (Propene) 4,814.0 lbs
130445 EMISSIONS EVENT 10/07/2009 9:30AM 10/07/2009 3.0
ContaminantAmount Released
Carbon Monoxide 1,884.0 lbs
Ethylene (gaseous) 327.0 lbs
Nitrogen Oxides 370.0 lbs
Propylene (Propene) 290.0 lbs
  129345 EMISSIONS EVENT 09/13/2009 8:00PM 09/14/2009 8.0
ContaminantAmount Released
125338 EMISSIONS EVENT 06/09/2009 12:24PM 06/09/2009 8.01666666667
ContaminantAmount Released
1,3-BUTADIENE 1,913.0 lbs
125280 EMISSIONS EVENT 06/08/2009 2:00PM 06/13/2009 111.0
ContaminantAmount Released
Benzene 521.0 lbs
Hexane 101.0 lbs
Toluene 54.0 lbs
123862 EMISSIONS EVENT 05/06/2009 4:32AM 05/06/2009 4.13333333333
ContaminantAmount Released
1,2-Butadiene 31.0 lbs
1,3-BUTADIENE 552.0 lbs
Vinyl acetylene 396.0 lbs
122974 EMISSIONS EVENT 04/18/2009 4:17PM 04/18/2009 5.68333333333
ContaminantAmount Released
1,3-BUTADIENE 144.0 lbs
Butene 43.0 lbs
Carbon Monoxide 8,772.0 lbs
Ethylene, gaseous 7,267.0 lbs
Nitrogen Oxides 1,722.0 lbs
Propane 143.0 lbs
Propylene (Propene) 347.0 lbs
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