- Premcor
Premcor (formerly NYSE symbol PCO) was a
Fortune 500 oil refinery group based inGreenwich, Connecticut . It operated four refineries, which are located inPort Arthur, Texas ;Memphis, Tennessee ;Lima, Ohio ; andDelaware City, Delaware with a combined crude oil volume processing capacity of approximately convert|768120|oilbbl/d|m3/d (July, 2007).Premcor was acquired by Valero in 2005. Valero would later sell the Lima facility to Husky Energy in July 2007.
Environmental record
Researchers at the
University of Massachusetts Amherst have identified Premcor as the 39th-largest corporate producer ofair pollution in the United States, with roughly 1 million pounds of toxic chemicals released annually into the air. [ [http://www.peri.umass.edu/Toxic-100-Table.265.0.html Political Economy Research Institute Toxic 100 (Study released May 11, 2006)] retrieved 15 Aug 2007] Major pollutants indicated by the study includesulfuric acid andchlorine . [ [http://www.rtknet.org/new/tox100/toxic100.php?company1=5190&chemfac=chem&advbasic=basToxics Release Inventory courtesy rtknet.org] ]References
External links
* [http://www.valero.com/ Valero website]
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