Alcoa Warrick Operations - Evansville
Power Plant Updates 
Warrick Power Plant Project Underway
Plans Set For Power Plant Foundation
First Stack Foundation Complete
Environmental Improvement Project Continues Making Progress
Warrick Power Plant Project Ahead of Schedule
Warrick Power Plant Project Underway

In July 2005, the announcement that Alcoa would invest more than $330 Million to increase environmental performance, increase power efficiency and lower costs was tremendous news for the Warrick Power Plant and the community. The project is underway and pictures at our website can help you keep up-to-date on the progress.

To complete the project, more than 500 local contractors will work at the site before it is finished in 2010. Their work will result in an integrated environmental control system at the Warrick Power Plant that will include Wet Flue Gas Desulphurization spray/absorption towers and significant support facilities.

More than 25 new, permanent employees will be needed to operate the system that will provide for a:

  • 98% reduction in Sulfur Dioxide (SO2);
  • 87% reduction in Particulate Matter (PM);
  • 99% reduction in Hydrochloric Acid (HCl);
  • Greater than 60% reduction in Mercury (Hg);
  • Greater than 50% reduction in Sulfuric Acid (H2SO4); and
  • 6 to 8 Million gallon per day wastewater reduction

Major physical changes at the plant will include the demolition of the current stacks and the installation of two new stacks, new barge loading and unloading facilities, slurry handling and preparation facilities, water treatment facilities to reuse Warrick Operations discharge waters, gypsum dewatering and handling facilities, dry fly-ash handling, an electrical sub-station, new coal handling equipment, and improved control facilities for the entire system.

Vectren, which owns a portion of the Warrick Power Plant has also committed approximately $68 Million to the project, bringing the total investment to $400 Million.

In making the announcement, Alan Cransberg, President, Global Manufacturing for Alcoa's Global Primary Products Group said, "This is a significant investment to reduce emissions well beyond anything required by regulation while increasing the competitiveness of the Warrick Operations. It is a strong demonstration of Alcoa's commitment to sustainability and to the future of Warrick Operations."

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