CMC Steel South Carolina
Large load · 310 New State Road, Cayce, SC
CMC Steel South Carolina owns and operates a steel manufacturing facility at 310 New State Road in Cayce, Lexington County, South Carolina, using an electric arc furnace to melt and recycle steel. It buys its electricity from Dominion Energy South Carolina under a full requirements service contract. The company is a subsidiary of Commercial Metals Company.
Overview
CMC owns and operates a steel manufacturing facility in Cayce, South Carolina, and the facility utilizes an electric arc furnace to melt and recycle steel. A 2007 trade report described the plant as a rebar producer with an annual capacity of 800,000 tons of products and an 82-ton EAF.
Profile
- Electricity and grid
- CMC purchases very large quantities of electricity from Dominion Energy South Carolina, Inc. at a cost of millions of dollars per year. The sixth amendment to the electric service contract extends its term through midnight on December 31, 2023 and provides for full requirements service, except for customer-owned power generation for emergency use as backup for critical infrastructure.
- Ownership
- CMC Steel South Carolina has been a subsidiary of Commercial Metals Company since November 1994, when the Owens Steel facility was acquired, and is one of CMC's four steel mini-mills.
- Permits and expansion
- The facility was issued a permit for post-closure care of a hazardous waste management unit. In 2018 the City of Cayce noted the company had acquired additional property within the city for a planned expansion, and CMC Steel entered a new Fee Agreement with Lexington County dated November 13, 2018. A 2008 announcement put an expansion at approximately $29.5 million.
Facility
- Activity
- Steel melted and recycled in an electric arc furnace
- Industry
- Manufacturing
- Site type
- Facility
- Operating status
- Operating
Reported Jan 1, 2026
Permits and agreements
- Permit
- Permit Number: SCD 003 353 760
- Agreement
- This Contract provides for full requirements service provided by the Company to the Customer
Related records
Timeline
- Nov 13, 2018
- CMC Steel entered a new Fee Agreement with Lexington County.
caycesc.gov
- Nov 5, 2008
- CMC Steel announced a roughly $29.5 million expansion of its Lexington County steel mill.
CMC Steel South Carolina Announces Expansion in Lexington County - Who's On The Move