SUMCO Phoenix silicon wafer plant — manufacturing facility | Ask the Grid

SUMCO Phoenix silicon wafer plant

Large load · 19801 NORTH TATUM BOULEVARD, Phoenix, AZ

SUMCO's Phoenix plant on North Tatum Boulevard integrates production from CZ crystal growth to the wafering process.

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Overview

The plant integrates production from CZ crystal growth to the wafering process. SUMCO describes a 100-acre site with 40 acres developed, 550,000 square feet of plant and 100,000 square feet of clean room, employing 470 people. Ground was broken in October 1995, construction was completed in January 1997 and the first wafer shipped in June 1997.

Profile

Ownership and permits: EPA's facility registry lists SUMCO Southwest Corporation as the responsible party and SUMCO Phoenix Corporation as parent company. EPA also links the site to an air synthetic-minor registration, AZMCA004013X004400, and RCRA hazardous-waste identifier AZR000004937.

Utility and history: In 1995 reporting, the chief executive officer of Arizona Public Service Company helped put together a utility deal for the plant. The same report said the plant would eventually use about 2.5 million gallons of water per day, and a 1995 news report put the announced plant investment at $400 million.