Total lbs. released


Rank Company Location Air/Water/Land


1 Magnesium Corp. of America Rowley, Utah 55.7 million


2 ASARCO Inc. East Helena, MT 43.6 million


3 Courtaulds Fibers Inc. Axis, AL 33.4 million


4 IMC-Agrico Co. Mulberry, FL 25.7 million


5 Lenzing Fibers Corp. Lowland, TN 21.4 million


6 ASARCO Inc. Hayden, AZ 17.9 million 7 Elkem Metals Co. Marietta, OH 16.4 million


8 Northwestern Steel & Wire Co. Sterling, IL 14.7 million


9 International Paper Redwood, MS 14.2 million


10 PCS Phosphate Co. Inc. Aurora, NC 13.7 million


11 Arcadian Fertilizer L.P. Geismar, LA 13.3 million


12 IMC-Agrico Co. St. James, LA 12.9 million


13 American Chrome & Chemicals Corpus Christi, TX 10 million


14 Kennecott Utah Copper Magna, UT 9.6 million


15 Phelps Dodge Hidalgo Inc. Playas, NM 9.6 million


16 Doe Run Co. Herculaneum, MO 9.2 million


17 Eastman Kodak Co. Rochester, NY 7.8 million


18 Cyprus Miami Mining Corp. Claypool, AZ 7.7 million


19 Chino Mines Co. Hurley, NM 7.3 million


20 ASARCO Inc. Annapolis, MO 7.3 million