Belmont Innovation Campus
approved CampusOperated by Belmont Holdings I, LLC
The Loudoun County Board of Supervisors voted on April 10, 2024 to approve the Belmont Innovation Campus application, converting the 111-acre site southwest of Route 7 off Belmont Ridge Road to allow 1.3 million square feet of data center use with committed environmental protections and design standards. Virginia DEQ subsequently issued Belmont Holdings I, LLC an air permit (Registration No. 74321) on January 28, 2026 covering 96 emergency diesel gen-sets rated 3,500 ekW each (48 Caterpillar C175-20 and 48 Cummins QSK95-G9 units), all with selective catalytic reduction.
Land use jurisdiction: Loudoun County
Measurements on record
Approvals, by aspect
| Aspect | Approving body | Instrument | Status |
|---|---|---|---|
| Air permit (backup generators) | Virginia Department of Environmental Quality | Article 6 minor NSR permit to construct and operate, Registration No. 74321 (2026-01-28) document |
on record |
| Land use entitlement (CUP / rezoning) | Loudoun County | Board of Supervisors approval of the Belmont Innovation Campus land use application, April 10, 2024 (2024-04-10) document |
on record |
| CEQA review | not yet requested | ||
| Building permit | not yet requested | ||
| Water supply (will-serve) | not yet requested | ||
| Wastewater / septic | not yet requested | ||
| Stormwater / retention ponds / dry wells | not yet requested | ||
| Grid interconnection | not yet requested | ||
| Natural gas supply | not yet requested | ||
| Tax abatement / development agreement | not yet requested |
Location and sources
Ashburn, Loudoun County, Virginia
Every record links to its source: openly licensed datasets (Epoch AI, CC BY; Wikidata, CC0; US EPA, public domain) and public permit records. Full sourcing and licensing: methodology · sources.