Almatis Bauxite, Arkansas alumina plant
Large load · 4701 ALCOA ROAD, Benton, AR
Almatis operates a calcined and tabular alumina plant at 4701 Alcoa Road in Saline County, Arkansas, its largest plant. A 2003 assessment reported that the Arkansas operations consumed approximately 91.1 million kWh of electricity annually.
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Overview
The plant produces various grades of Calcined and Tabular alumina products, making it Almatis' largest plant. Almatis described a four-phase project working towards a capacity increase of 15%, and its parent reported the expansion completed in 2025.
Profile
- Electricity and grid
- A 2003 assessment stated that Alcoa Arkansas Operations annually consumes approximately 91.1 million kWh of electricity. The power contract for the facility includes a penalty for power factors less than 0.9. The 2026 permit lists a 55.2 kW emergency generator.
- Ownership
- Alcoa divested this site to Almatis in 2004, and OYAK Global Investments B.V. acquired 100% of Almatis' shares in 2015.
- Permits
- The Title V air permit 1527-AOP-R19 is listed Active, 09/23/2026 to 09/22/2031, and NPDES permit AR0050270 is listed Active.
Facility
- Activity
- Calcined and tabular alumina
- Industry
- Manufacturing
- Site type
- Facility
- Operating status
- Operating
Reported Aug 1, 2024
Permits and agreements
- Permit
- NPDES AR0050270
- Agreement
- Power contract penalty for power factors less than 0.9
Related records
Timeline
- Sep 23, 2026
- Title V air permit 1527-AOP-R19 renewed
Facility Info - Permit Data System (PDS) | DEQ