Digital Realty IAD39

OperatingEst.ColocationBuildingAshburn, Loudoun County, Virginia

Digital Realty IAD39 is an operating colocation in Ashburn, Virginia. Operated or owned by Digital Realty. Current power: 192 MW (estimated). Verification: verified operating. 8 cited sources.

Part of Digital Realty — Ashburn, VA campus

60% profile completeness

34 claims from 9 sources

Last verified against sources: Oct 12, 2026

Newest dated evidence: Oct 12, 2026

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Cite this

Text

Datacenter Source. “Digital Realty IAD39.” /facilities/digital-realty-iad39-ashburn-va. Data as of 2026-10-12. Accessed 2026-10-12.

BibTeX

@misc{datacentersource_digital_realty_iad39_ashburn_va_2026,
  title = {{Digital Realty IAD39}},
  author = {{Datacenter Source}},
  year = {2026},
  howpublished = {\url{/facilities/digital-realty-iad39-ashburn-va}},
  note = {Data as of 2026-10-12; accessed 2026-10-12. Compiled from cited sources, including OpenStreetMap contributors (ODbL) and Epoch AI (CC BY 4.0)},
}

Please also cite the original source of any specific figure (linked beside it).

Current facility power

192 MW[1]

Est.Likely

Planned capacity

Not yet sourced

Floor area

1.54M sq ft[2]

ConfirmedConfirmedDisputed

Buildings (planned)

Not yet sourced

Capital cost / investment

Not yet sourced

First operational

Not yet sourced

POWER & GRID

Time-to-power · verification · interconnection

Time to power

Energized — operating

High confidence

Project verification

Verified operating

Operation documented by permit / site plan.

Current stage

Operational

Furthest stage with documented evidence

Utility · ISO

Dominion Energy · PJM

Substation: Roundtable Substation (230 kV) (nearest, unverified)

Power reality

Announced

No record

Interconnection request

No record

Contracted / approved

No record

Under construction

No record

Operational

192 MW[1]

Reported

AI evidence brief

Summarizes only the evidence on this page. Answers citing anything else are rejected automatically.

Project verification

Development

Announcedimplied by a later stage
Land acquiredimplied by a later stage
Planning / zoningimplied by a later stage
PermittingOct 12, 2026
Permit / site plan
- Oct 12, 2026 · Permit / case B80235230100[2]
- Oct 12, 2026 · Permit / case B60396960100[2]
- Oct 12, 2026 · Permit / case B10489000100[2]
- Oct 12, 2026 · Permit / case B80258290100[2]

Grid interconnection

Interconnection application
Feasibility study
System impact study
Facilities study
Interconnection agreement / service contract

Build & energization

Financing
Under constructionimplied by a later stage
EnergizationOct 12, 2026
Community map
- Oct 12, 2026 · Power in use reported: 96 MW[1]
- Oct 12, 2026 · Power in use reported: 192 MW[1]
OperationalOct 12, 2026
Community map · Permit / site plan
- Oct 12, 2026 · Reported status: operating[1]
- Oct 12, 2026 · Reported status: operating[2]

● documented · ◌ implied by a later stage · ○ no evidence found. Dates are those of the earliest dated evidence, which can be later than when a stage actually began. Evidence classes: Permit / site plan, Community map.

Grid path

facility
Digital Realty IAD39
→
substation
Roundtable Substation (230 kV)[1]
Proximity onlyUnverified
Nearest mapped substation, 0.3 km away. Proximity does not establish that it serves the site.
→
transmission
2149;2203 (230 kV)[1]
Proximity onlyUnverified
Highest-voltage line mapped within 2 km (0.14 km away). Not confirmed as the supply path.
→
utility
Dominion Energy[3]
Service territoryLikely
Retail service territory containing the site
→
ISO / RTO
PJM[5]
Service territoryLikely
Balancing authority: PJM

Substation capacity:: not published
Required upgrades:: not yet sourced
Congestion:: not yet sourced (no nodal price data)

Dashed boxes are based on proximity only and do not establish which asset serves the site.

Interconnection records

No interconnection-queue record is linked to this site. Of the ISOs we ingest, only NYISO publishes large-load requests; PJM, ERCOT, MISO, SPP and CAISO queues list generation only.

On-site & dedicated generation

No on-site, behind-the-meter or dedicated generation found in sources.

LOCAL IMPACT

Water · generation · incentives · regulation · rates

Water & cooling

Not yet collected: we haven't found a source for water use or the cooling type at this site. Know one? Add a source

On-site generation & air permits

Not yet collected: we haven't found a source for on-site generation or an air permit for this site. Know one? Add a source

Incentives

Not yet collected: we haven't found a source for tax abatements, PILOTs or other incentives for this project. Know one? Add a source

Regulatory events

Not yet collected: we haven't found a source for hearings, rezonings, permits or commission proceedings. Know one? Add a source

Utility & rates1

GS-5 rate class for customers demanding 25 MW or more[9]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Nov 25, 2025.Nov 25, 2025
Dominion Energy · Virginia State Corporation Commission · Docket PUR-2025-00058 · Final order issued · effective Jan 1, 2027
“the new GS-5 rate class will comprise customers demanding 25 megawatts or more. The new rate class will be effective beginning January 1, 2027.”
Applies to Dominion Energy Virginia's service territory; the facility's utility is the most likely retail provider by location unless a source names it.

Location & imagery

Mapped outline

Coordinates: 39.00791, -77.46750
Address: 44274 Round Table Plaza, Ashburn, VA 20147[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Likely
County: Loudoun County

Photographs

No openly licensed ground-level photos matched to this site yet.

Ownership, operation & customers

1. Property owner of record
Digital Loudoun 3 LLC(unreviewed)[2]
2. Owner / developer
Digital Realty[1]Likely
3. Operator
Digital Realty[1]Likely
4. Tenant / cloud
Not identified
5. End customer / workload
Not identified

Power supply

Utility:

Dominion Energy[3]Likely

Each link is sourced separately. The property owner of record is often a special-purpose entity; the same company appearing in two roles is shown only when sources say so.

All parties with evidence

Property owner of record: Digital Loudoun 3 LLC(unreviewed)[2]Confirmed
Owner: Digital Realty[1]Likely
Operator: Digital Realty[1]Likely
Utility: Dominion Energy[3]Likely
Location falls inside this utility's retail service territory.

No tenants or end users identified in our sources yet.

Power (all fields)

Current facility power: 192 MW[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Likely
Current IT capacity: 96 MW[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Likely
Estimated annual consumption: 1,177 GWh/yr[4]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Speculativeestimated
192 MW × 8,760 h × 70% utilization.
Planned capacity: Not yet sourced

Capacity figures are nameplate or contracted; annual consumption is a labeled model estimate, not metered data.

Grid & electricity

ISO / RTO: PJM[5]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.Likelyderived
Location falls inside this ISO/RTO footprint.
Balancing authority: PJM[3]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.Likelyderived
Control area of the containing utility territory.
Nearest mapped substation: Roundtable Substation (230 kV)[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Nearest substation mapped in OpenStreetMap; proximity does not establish which substation serves the site.
Distance to substation: 0.3 km[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Highest-voltage line nearby: 230 kV[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Highest-voltage transmission line mapped within 2 km.
State avg. industrial price: 10.07¢/kWh[7]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Jul 2026.Confirmed
Virginia statewide average, July 2026.
State avg. commercial price: 11.68¢/kWh[7]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Jul 2026.Confirmed
Virginia statewide average, July 2026.
Generation within 50 km: 1.64 GW[8]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Jan 1, 202502.Confirmedderived
60 EIA-reported plants within 50 km.
Generation queued in county: 1.04 GW[6]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Confirmedderived
11 active generation interconnection requests in Loudoun County: Storage 940 MW, Solar 100 MW. Queued projects often don't get built.
Interconnection status: Not yet sourced
Contracted / committed power: Not yet sourced

Nearby infrastructure	Type	Distance	Voltage / capacity	Source
2149;2203 · Virginia Electric & Power Company	Transmission line	0.14 km	230 kV	[1]
2203 · Virginia Electric & Power Company	Transmission line	0.14 km	230 kV	[1]
2149 · Virginia Electric & Power Company	Transmission line	0.14 km	230 kV	[1]
230 kV line	Transmission line	0.27 km	230 kV	[1]
2149;2214 · Virginia Electric & Power Company	Transmission line	0.32 km	230 kV	[1]
2190 · Virginia Electric & Power Company	Transmission line	0.33 km	230 kV	[1]
Potomac Energy Center, LLC · Potomac Energy Center LLC	Power plant (Natural Gas)	8.7 km	766 MW	[8]
Montgomery County Resource Recovery · Covanta Montgomery, Inc.	Power plant (Biomass)	21.5 km	54 MW	[8]
Dickerson Power · Dickerson Power, LLC	Power plant (Natural Gas)	22.4 km	299 MW	[8]
Nih Cogeneration Facility · National Institutes of Health	Power plant (Natural Gas)	32.3 km	28 MW	[8]
Covanta Alexandria/Arlington Energy · Covanta Alexandria/Arlington	Power plant (Biomass)	37.2 km	29 MW	[8]
Covanta Fairfax Energy · Covanta Fairfax Inc	Power plant (Biomass)	39.9 km	98 MW	[8]
Central Utility Plant At White Oak · GSA Metropolitan Service Center	Power plant (Natural Gas)	42 km	54 MW	[8]
Blake Solar Plant · Horus West Virginia 1, LLC	Power plant (Solar)	42.5 km	80 MW	[8]
Roundtable Substation · Virginia Electric & Power Company	Substation	0.3 km	230 kV	[1]
Cumulus Substation	Substation	0.35 km	230 kV	[1]
Nimbus Substation	Substation	0.59 km	230 kV	[1]
Unnamed substation	Substation	0.62 km	34.5 kV	[1]
Farmwell Substation · Virginia Electric & Power Company	Substation	0.82 km	230 kV	[1]
Stratus Substation	Substation	0.87 km	230 kV	[1]

Largest queued generation in this county	Fuel	Queue status	MW	Source
Loudoun 230 kVPJM AG2-285	Storage	In study · proposed 2023-12	150 MW	[6]
Beaumeade 230 kVPJM AG2-287	Storage	In study · proposed 2023-12	150 MW	[6]
New Road StoragePJM AE2-019	Storage	IA signed · proposed 2026-12	120 MW	[6]
Dulles SolarPJM AF1-147	Solar	IA signed · proposed 2023-12	100 MW	[6]
Roundtable 230 kVPJM AG2-307	Storage	In study · proposed 2023-12	100 MW	[6]
Shelhorn 230 kVPJM AG2-323	Storage	In study · proposed 2023-12	100 MW	[6]

Utility, ISO and nearby assets are derived from the site's location. Proximity to a substation or line doesn't establish the interconnection; that needs a utility filing or interconnection-queue record. Queue requests are applications, not commitments — most never reach operation.

Construction & permitting

Announced
—
Land acquired
—
Permitting
—
Construction start
—
First operational
—
Expected completion
—

Permit / case numbers: B80235230100, B60396960100, B10489000100, B80258290100[2]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Oct 12, 2026.Confirmed

Real estate

Official assessments

Assessor's value for a tax year

None sourced yet

Recorded transactions

Sale prices from recorded deeds

None sourced yet

Model estimates

Our model — not an appraisal

None sourced yet

Parcel	Record owner	Acres	Zoning / use	Building sq ft	Source
062462761000 Loudoun County, VA	DIGITAL LOUDOUN 3 LLC Project: Digital Loudoun III (Digitial Reality Campus 2)	93.69	OP (ZMAP-1998-0003) · Data Center	1,535,869 built	[2]

Site area: 93.7 acres[2]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Oct 12, 2026.Confirmed
Legal acreage of the parcel(s).
Zoning: OP[2]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Oct 12, 2026.Confirmed
Land use: Data Center[2]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Oct 12, 2026.Confirmed
Annual property tax: Not yet sourced

Size

Floor area: 1.54M sq ft[2]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Oct 12, 2026.Confirmed
Building area on the county's data-center parcel inventory (from building permits).
Sources disagree. Also reported: 1.1M sq ft[1] (unverified)
Building footprint: 550,000 sq ft[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Likelyderived
Computed from the mapped OSM building outline.
Floors: 2[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.Likely
Parcel / land records: MCPI 062462761000 (Loudoun County)[2]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Oct 12, 2026.Confirmed

What changed (last 3 years)

Follow this facility (RSS)

Floor area
1.1M sq ftSep 27, 2026[1]EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.→1.54M sq ftSep 27, 2026[2]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record.

Timeline

No dated events sourced yet.

Other buildings on this campus

Digital Realty ACC4Operating · 294,600 sq ft footprint
Digital Realty ACC3Operating · 151,800 sq ft footprint
Digital Realty ACC5Operating · 299,300 sq ft footprint
Digital Realty ACC6Operating · 226,500 sq ft footprint
Digital Realty ACC7Operating · 410,100 sq ft footprint
Digital Realty ACC9Operating · 329,700 sq ft footprint
Digital Realty ACC10Operating · 289,400 sq ft footprint
Digital Realty ACC2Operating · 85,300 sq ft footprint
Digital Realty IAD73Operating · 134,700 sq ft footprint
Digital Realty IAD41Operating · 397,500 sq ft footprint
Digital Realty IAD40Operating · 110,000 sq ft footprint
Digital Realty IAD42Operating · 218,500 sq ft footprint
Digital Realty IAD43Operating · 189,700 sq ft footprint
Digital Realty IAD38Operating · 114,700 sq ft footprint
Digital Realty IAD14Operating · 134,700 sq ft footprint
Digital Realty IAD12Operating · 180,500 sq ft footprint
Digital Realty Devin Shafron Building AOperating · 133,500 sq ft footprint
Digital Realty IAD24Operating · 114,600 sq ft footprint
Digital Realty IAD36Operating · 112,700 sq ft footprint
Digital Realty IAD35Operating · 206,500 sq ft footprint
Digital Realty IAD37Operating · 144,500 sq ft footprint

All claims (provenance audit)

Field	Value	Source	Confidence	As of	Status
Name	Digital Realty IAD39way/701923203 name=Digital Realty IAD39	[1]	Likely	2026-10-12	Shown
Status	Operating	[1] derived	Unverified	2026-10-12	Shown
Status	Operating	[2] derived	Confirmed	2026-10-12	Shown
Facility type	Colocation	[1] derived	Unverified	2026-10-12	Shown
Website	https://www.digitalrealty.com/data-centers/americas/northern-virginia/iad39	[1]	Likely	2026-10-12	Shown
Address	44274 Round Table Plaza, Ashburn, VA 20147	[1]	Likely	2026-10-12	Shown
Property owner of record	Digital Loudoun 3 LLCMCPI 062462761000: DIGITAL LOUDOUN 3 LLC	[2]	Confirmed	2026-10-12	Shown
Owner	Digital Realtyowner=Digital Realty	[1]	Likely	2026-10-12	Shown
Operator	Digital Realtyoperator=Digital Realty	[1]	Likely	2026-10-12	Shown
Utility	Dominion Energyterritory 19876: VIRGINIA ELECTRIC & POWER CO (INVESTOR OWNED, DOMINION RESOURCE	[3] derived	Likely	2022	Shown
Current facility power	192 MWinput:electricity=192 MW	[1]	Likely	2026-10-12	Shown
Current IT capacity	96 MWit_power=96 MW	[1]	Likely	2026-10-12	Shown
Estimated annual consumption	1,177 GWh/yr	[4] estimated	Speculative	2026-10-12	Shown
ISO / RTO	PJMPJM INTERCONNECTION, LLC	[5] derived	Likely	—	Shown
Balancing authority	PJM	[3] derived	Likely	—	Shown
Nearest mapped substation	Roundtable Substation (230 kV)way/729113259	[1] derived	Likely	2026-09-28	Shown
Distance to substation	0.3 km	[1] derived	Likely	2026-09-28	Shown
Highest-voltage line nearby	230 kV	[1] derived	Likely	2026-09-28	Shown
Generation queued in county	1.04 GW	[6] derived	Confirmed	2026-10-12	Shown
State avg. industrial price	10.07¢/kWh	[7]	Confirmed	2026-07	Shown
State avg. commercial price	11.68¢/kWh	[7]	Confirmed	2026-07	Shown
Generation within 50 km	1.64 GW	[8] derived	Confirmed	202502	Shown
Permit / case numbers	B80235230100	[2]	Confirmed	2026-10-12	Shown
Permit / case numbers	B60396960100	[2]	Confirmed	2026-10-12	Shown
Permit / case numbers	B10489000100	[2]	Confirmed	2026-10-12	Shown
Permit / case numbers	B80258290100	[2]	Confirmed	2026-10-12	Shown
Floor area	1.1M sq ft	[1] estimated	Unverified	2026-10-12	Superseded / alternative
Floor area	1.54M sq ft	[2]	Confirmed	2026-10-12	Shown
Building footprint	550,000 sq ft	[1] derived	Likely	2026-10-12	Shown
Floors	2building:levels=2	[1]	Likely	2026-10-12	Shown
Site area	93.7 acres	[2]	Confirmed	2026-10-12	Shown
Parcel / land records	MCPI 062462761000 (Loudoun County)	[2]	Confirmed	2026-10-12	Shown
Zoning	OP	[2]	Confirmed	2026-10-12	Shown
Land use	Data Center	[2]	Confirmed	2026-10-12	Shown

Sources

[1]
OpenStreetMap — features tagged telecom=data_center or building=data_center
OpenStreetMap contributors · retrieved 2026-10-12 · ODbL 1.0
[2]
Existing Data Center Parcels
Loudoun County, VA — Department of Planning & Zoning GIS · retrieved 2026-10-12 · Public record
[3]
Electric Retail Service Territories (HIFLD, from EIA-861)
DHS HIFLD / U.S. EIA (via Esri Living Atlas) · retrieved 2026-09-28 · Public domain
[4]
Annual energy estimate
Datacenter Source (this site)
[5]
Independent System Operators (HIFLD)
DHS HIFLD (via PNNL ArcGIS) · retrieved 2026-09-28 · Public domain
[6]
PJM New Services Queue (planning queues)
PJM Interconnection · retrieved 2026-10-12 · Public
[7]
Electric Power Monthly, Table 5.6.A — Average price of electricity to ultimate customers by state (July 2026)
U.S. Energy Information Administration · retrieved 2026-10-12 · Public domain
[8]
Power Plants in the U.S. (EIA-860)
U.S. Energy Information Administration · retrieved 2026-10-12 · Public domain
[9]
SCC Issues Order on DEV Biennial Review 2025 (Case No. PUR-2025-00058)
Virginia State Corporation Commission · published 2025-11-25 · retrieved 2026-09-29 · Public record

Record links

OpenStreetMap ↗

Open questions

Sources disagree on floor area.

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How to read this page

Every value is a claim from a cited source. When sources disagree, the most trustworthy claim is shown and the others are listed beneath it.

Confirmed primary source · Likely reputable secondary or modeled · Unverified inferred · Speculative weak evidence.

Evidence level: ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. filing, deed, permit or grid recordAnnouncedStated by the company or reported in the press; not yet backed by a filing or grid record. company or press claimEst.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. satellite, model or map inferenceHow levels are assigned

derived computed by our pipeline; estimated a model estimate, not a disclosed figure. Methodology →