# Amazon IAD-120, IAD-121, IAD-122 and IAD-619 Data Center Facility

PJM data center · https://askthegrid.com/assets/facilities/amazon-iad-120-iad-121-iad-122-and-iad-619-data-center-facility

Amazon Data Services' data center facility at 23825, 23835 and 23845 Erins Run Drive in Sterling, Loudoun County, Virginia, comprises IAD-120, IAD-121, IAD-122 and IAD-619. Virginia DEQ air permit 74205 was first approved January 27, 2021 and amended through June 16, 2026. It covers fifty-two Caterpillar 3516C-HD emergency diesel generators of 2,500 ekW each, two Caterpillar C18 units and one Caterpillar 3512C unit.

## Identity and location

- Operating status: approved
- Asset scope: facility
- Location: 23845 Erins Run Drive, Sterling, Loudoun County, VA

## Sources

- [U.S. Department of Transportation address point](https://services.arcgis.com/xOi1kZaI0eWDREZv/ArcGIS/rest/services/Address_Points_from_National_Address_Database_view/FeatureServer/0/query?f=json&where=Add_Number%3D23845&geometry=-77.52805790000001%2C38.9279165%2C-77.4680579%2C38.987916500000004&geometryType=esriGeometryEnvelope&inSR=4326&spatialRel=esriSpatialRelIntersects&outSR=4326&outFields=%2A&returnGeometry=true&resultRecordCount=2000) — U.S. Department of Transportation
- [https://web.archive.org/web/20260919161029/https://www.deq.virginia.gov/home/showpublisheddocument/36911/639177380197900000](https://web.archive.org/web/20260919161029/https://www.deq.virginia.gov/home/showpublisheddocument/36911/639177380197900000)
- [Issued Air Permits for Data Centers | Virginia DEQ](https://web.archive.org/web/20261002062942/https://www.deq.virginia.gov/permits/air/issued-air-permits-for-data-centers)

## Data quality

- Power values retain their reported, requested, contracted, energized, gross-campus, or critical-IT basis.
- Map point: government rooftop address point.

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Canonical page: https://askthegrid.com/assets/facilities/amazon-iad-120-iad-121-iad-122-and-iad-619-data-center-facility
Profile generated: 2026-10-09T03:45:53.550627Z
Source: Ask the Grid — https://askthegrid.com/