ASCEND PERFORMANCE MATERIALS-CHOCOLATE BAYOU PLANT

Active TRI Registrant

1 MONSANTO RD FM 2917

ALVIN, TX 775110000

EPA TRI Facility ID: 77511SLTNCFM291

Toxic Chemical Releases

Reported to EPA under the Toxics Release Inventory program, most recent reporting year.

Ammonia5,273,069 pounds

AcrylonitrileCarcinogen2,784,308.05 pounds

AcrylamideCarcinogen1,843,875 pounds

Formic acid1,567,452 pounds

Methanol1,251,730 pounds

Cyanide compounds712,799 pounds

Acetonitrile309,463 pounds

Antimony And Antimony Compounds172,350 pounds

AcetamideCarcinogen118,332 pounds

Phenol50,078 pounds

PyridineCarcinogen39,693 pounds

FormaldehydeCarcinogen33,416 pounds

Propylene27,701 pounds

Methacrylonitrile16,764 pounds

Ethylene glycol15,463 pounds

Nitrate compounds (water dissociable; reportable only when in aqueous solution)3,097 pounds

BenzeneCarcinogen2,982 pounds

Acrylic acid2,591 pounds

n-Hexane1,501 pounds

AcroleinCarcinogen1,232 pounds

Hydrogen fluoride598 pounds

Dibenzofuran228 pounds

Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)89 pounds

Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)48 pounds

EthylbenzeneCarcinogen37 pounds

Xylene (mixed isomers)35 pounds

Methyl isobutyl ketoneCarcinogen20 pounds

Hydrogen cyanide11 pounds

AcetaldehydeCarcinogen0 pounds

Hydroquinone0 pounds

Copper And Copper Compounds0 pounds

Nitrilotriacetic acid trisodium salt0 pounds

Molybdenum trioxideCarcinogen0 pounds

Thorium dioxide0 pounds

Nitrilotriacetic acidCarcinogen0 pounds

Other Registered Facilities Nearby

Source: U.S. EPA Toxic Release Inventory. Registration means this facility reports certain chemical activity to the EPA — it does not by itself indicate a violation or health hazard.