# Micron starts 1α DRAM manufacturing at Manassas, Virginia fab

Micron Technology began manufacturing 1α (1-alpha) DRAM at its Manassas, Virginia fab, the most advanced memory technology produced in the United States. The expansion will quadruple DDR4 wafer supply at the site, serving automotive, defense, aerospace, industrial, networking and medical device sectors.

- Type: Expansion
- Announced: 2026-05-22
- Where: Manassas, Virginia, United States
- Starts operating: 22 May 2026
- Status: completed
- Capacity: quadruple DDR4 wafer supply
- Products: 1α DRAM memory, DDR4 memory, LP4 memory
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [Micron Technology](https://endata.com/companies/16026.md)

## Sources

- [business.theeveningleader.com](https://business.theeveningleader.com/theeveningleader/article/gnwcq-2026-5-22-micron-advances-made-in-america-memory-with-manufacturing-expansion-in-virginia), 2026-05-22: "Micron's 1α node, the world's most advanced DDR4 technology, will quadruple the company's DDR4 wafer supply in Manassas, reinforcing a secure domestic source of long-lifecycle DDR4 and LP4 memory for customers."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.