# Amazon Data Services IAD-667 to IAD-671 Data Center Campus

PJM data center · https://askthegrid.com/assets/facilities/amazon-data-services-iad-667-to-iad-671-data-center-campus

Amazon Data Services IAD-667 to IAD-671 is a five-building Amazon data center campus in Leesburg, Loudoun County, at 20575 and 20335 Celtic Park Drive and 42367, 42590 and 42630 Patriot Park Drive. Virginia DEQ approved air permit 74301 on March 12, 2025 for 166 Caterpillar 3516E non-emergency generators rated 2,750 ekW each, fitted with SCR and catalyzed particulate filters, plus five 1,000 ekW emergency units. The permit allows the emergency units to run during ISO-declared grid emergencies.

## Identity and location

- Operating status: approved
- Asset scope: campus
- Location: 42590 Patriot Park Drive, Leesburg, Loudoun County, VA

## Compute and operations

- Facility classes: hyperscale, cloud

## Sources

- [https://deq.zh-cn.virginia.gov/home/showpublisheddocument/28094/638778027138400000](https://deq.zh-cn.virginia.gov/home/showpublisheddocument/28094/638778027138400000)
- [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%3D42590&geometry=-77.575995%2C39.024096899999996%2C-77.515995%2C39.0840969&geometryType=esriGeometryEnvelope&inSR=4326&spatialRel=esriSpatialRelIntersects&outSR=4326&outFields=%2A&returnGeometry=true&resultRecordCount=2000) — U.S. Department of Transportation

## 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-data-services-iad-667-to-iad-671-data-center-campus
Profile generated: 2026-10-09T03:45:53.550627Z
Source: Ask the Grid — https://askthegrid.com/