# Amazon IAD91

PJM data center · https://askthegrid.com/assets/facilities/amazon-iad91

Amazon IAD91 is a building data center in Sterling, Loudoun County, VA. Amazon Web Services is identified as the operator, and the facility is operating. Spatial service-territory evidence associates the site with Dominion Energy Virginia; the profile assigns the asset to PJM through that documented market role. Reported development, power, and commercial facts retain their source-specific facility, campus, building, or phase scope; the page does not collapse those values into a single implied load.

## Identity and location

- Operating status: operating
- Asset scope: building
- Location: 45930 Pathfinder Plaza, Sterling, Loudoun County, VA
- Operator: Amazon Web Services (exact asset)
- Developer: Amazon Data Services, Inc. (exact asset)
- Utility: Northern Virginia Electric Cooperative (exact asset)

## Power and grid context

- Utility service: 50 MW · operating · exact asset · as of 2026-09-04 — Reported power capacity
- Utility service: 72 MW · operating · exact asset — Building power capacity
- Utility service: 147.5 MW · operating · campus · as of 2026-04-27 — Campus power capacity
- Utility service: 150 MW · operating · campus · as of 2026-04-27 — Campus power capacity
- ISO/RTO: PJM
- Balancing authority: PJM Interconnection
- Electric utility: Dominion Energy Virginia

## Compute and operations

- Facility classes: hyperscale, cloud
- Workloads: cloud, enterprise
- Critical IT load: 50 MW
- Operating context: Operational hyperscale/cloud facility operated by Amazon Web Services (Amazon Data Services, Inc. as developer/operator). Reported site-level power capacity values in public records vary by source (DC Hub: 50.0 MW for IAD91; datacenter.fyi groups IAD-90/91/92 to ~147.5 MW).

## Sources

- [http://openei.org/wiki/RAPID/BulkTransmission/Virginia](http://openei.org/wiki/RAPID/BulkTransmission/Virginia)
- [http://services3.arcgis.com/Ww6Zhg5FR2pLMf1C/ArcGIS/rest/services/VA_Electric_2016/FeatureServer/0/query?f=json&geometry=-77.5578909,38.7774374&geometryType=esriGeometryPoint&inSR=4326&outFields=Provider,Utility&returnGeometry=false&spatialRel=esriSpatialRelIntersects&where=1=1](http://services3.arcgis.com/Ww6Zhg5FR2pLMf1C/ArcGIS/rest/services/VA_Electric_2016/FeatureServer/0/query?f=json&geometry=-77.5578909,38.7774374&geometryType=esriGeometryPoint&inSR=4326&outFields=Provider,Utility&returnGeometry=false&spatialRel=esriSpatialRelIntersects&where=1=1)
- [Amazon: IAD-91 Data Center](https://baxtel.com/data-center/amazon-iad-91) — Baxtel
- [Amazon Pays $136M for Yet Another NoVA Data Center Complex – Commercial Observer](https://commercialobserver.com/2024/07/amazon-pays-136m-nova-data-center/) — Commercial Observer · 2024-07-23
- [Amazon Pays $135.8Mln for Data Center Complex in Sterling, Va. – Commercial Real Estate Direct](https://crenews.com/2024/07/24/amazon-pays-135-8mln-for-data-center-complex-in-sterling-va/) — Crenews · 2024-07-24
- [Amazon IAD91 — Sterling Data Center](https://dchub.cloud/facilities/amazon-web-services-amazon-iad91-624aeae3)
- [Sterling, Virginia](https://en.wikipedia.org/wiki/Sterling,_Virginia)
- [Amazon Data Services, Inc. IAD-90 IAD-91 IAD-92](https://poweredbywho.com/projects/amazon-data-services-inc-iad-90-iad-91-iad-92-2a8032b4)
- [Amazon Data Services, Inc. IAD-90 IAD-91 IAD-92 — Loudoun County, VA | Groundwork](https://www.canonical.cc/labs/groundwork/site/amazon-data-services-inc-iad-90-iad-91-iad-92-loudoun/)
- [Amazon Data Services, Inc. IAD-90 IAD-91 IAD-92 - Sterling, VA | datacenter.fyi](https://www.datacenter.fyi/public-record/amazon-data-services-inc-iad-90-iad-91-iad-92-d3c8ee4d)
- [Amazon acquires three data centers in Sterling, Virginia - DCD](https://www.datacenterdynamics.com/en/news/amazon-acquires-three-data-centers-in-sterling-virginia/)
- [Amazon AWS Data Center in Sterling Virginia](https://www.datacenters.com/amazon-aws-45930-pathfinder-plz)

## Data quality

- All sources are directory listings or acquisition announcements; no community benefit statements were found.
- Power values retain their reported, requested, contracted, energized, gross-campus, or critical-IT basis.

---

Canonical page: https://askthegrid.com/assets/facilities/amazon-iad91
Profile generated: 2026-09-04T14:28:32.838652Z
Source: Ask the Grid — https://askthegrid.com/