SOURCED PROJECT RECORD · DCA-0891

NV-9 CyrusOne

Sterling, Loudoun County, VA

Expanding135 MWreported capacity
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01 / PROJECT SUMMARY

What the public record shows.

NV-9 CyrusOne is tracked in Sterling, Loudoun County, VA. The current public-record status is Expanding. The record identifies developer: C1 NORTHERN VIRGINIA - STERLING IX LLC; owner or tenant: Undisclosed. The reported capacity is 135 MW. This page cites 2 public sources.

Latest status detail: Building 1, Building 2 158,696 sq. ft. expansion proposed

Site or address
43290 OLD OX RD
Developer
C1 NORTHERN VIRGINIA - STERLING IX LLC
Owner or tenant
Undisclosed
Expected online
Not reported
Project cost
Not reported
Facility size
525,482 sq. ft.
Property
40 acres
Purpose
Not reported
Community or watchdog record
FracTracker Alliance (national project monitor)
Activity or stance
Monitoring only; no pro/anti stance documented in source record
Location confidence
High
Last source update
2026-02-10
Evidence statusOfficially sourced
Source freshnessStale
Source links2
Completeness100%

“Officially sourced” means at least one government or permitting link is present. It does not mean the responsible jurisdiction has confirmed every field.

03 / RECORD HISTORY

What changed.

Project Watch preserves prior and next record versions during each operational import. Records missing from a future update are retired, not silently deleted.

update

name · Status detail

04 / RELATED PROJECTS

Use the county and state directories to compare disclosed capacity, organizations and permitting status across related projects.

Loudoun County

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Methodology

Prepared and reviewed by Jayson Hamilton for Your Data Center Ally. Records prioritize official government and permitting sources. Company, news, and community sources add context but do not replace the public docket. The national dataset is reviewed monthly.