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CoreSite VA3

OperatingEst.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.ColocationBuildingReston, Fairfax County, Virginia

CoreSite VA3 is an operating colocation in Reston, Virginia. Operated or owned by CoreSite. Power capacity has not been disclosed or collected yet. Verification: verified operating. 8 cited sources.

Part of CoreSite — Reston, VA campus

30% profile completeness
23 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. “CoreSite VA3.” /facilities/coresite-va3-reston-va. Data as of 2026-10-12. Accessed 2026-10-12.
BibTeX
@misc{datacentersource_coresite_va3_reston_va_2026,
  title = {{CoreSite VA3}},
  author = {{Datacenter Source}},
  year = {2026},
  howpublished = {\url{/facilities/coresite-va3-reston-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
Not yet sourced
Planned capacity
Not yet sourced
Building footprint
250,100 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
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 government record.
Current stage
Operational
Furthest stage with documented evidence
Utility · ISO
Dominion Energy · PJM
Substation: Virginia Electric & Power Company substation (34.5 kV) (nearest, unverified)

Power reality

Announced
No record
Interconnection request
No record
Contracted / approved
No record
Under construction
No record
Operational
No record
AI evidence brief
Summarizes only the evidence on this page. Answers citing anything else are rejected automatically.

Project verification

Development
  1. Announcedimplied by a later stage
  2. Land acquiredDec 16, 1998
    Government record
    • Dec 16, 1998 · Land acquisition / deed recorded[7]
    • Dec 16, 1998 · Deed/transfer recorded for parcel 0173 01 0032A: $42,000,000.[7]
    • Jun 27, 2006 · Deed/transfer recorded for parcel 0173 01 0032A (no sale price disclosed).[7]
    • Nov 14, 2016 · Deed/transfer recorded for parcel 0173 01 0032A: $60,000,000.[7]
  3. Planning / zoningimplied by a later stage
  4. Permittingimplied by a later stage
Grid interconnection
  1. Interconnection application
  2. Feasibility study
  3. System impact study
  4. Facilities study
  5. Interconnection agreement / service contract
Build & energization
  1. Financing
  2. Under constructionimplied by a later stage
  3. Energizationimplied by a later stage
  4. OperationalOct 12, 2026
    Community map · Government record
    • Oct 12, 2026 · Reported status: operating[1]
    • Oct 12, 2026 · County land use: Land use code 190[7]

● 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: Government record, Community map.

Grid path

  1. facility
    CoreSite VA3
  2. substation
    Virginia Electric & Power Company substation (34.5 kV)[1]
    Proximity onlyUnverified
    Nearest mapped substation, 0.5 km away. Proximity does not establish that it serves the site.
  3. transmission
    Reston - Dulles 230kV[1]
    Proximity onlyUnverified
    Highest-voltage line mapped within 2 km (0.71 km away). Not confirmed as the supply path.
  4. utility
    Dominion Energy[2]
    Service territoryLikely
    Retail service territory containing the site
  5. ISO / RTO
    PJM[3]
    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 permits1

  • Air permit VA0000005105974130[8]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Nov 18, 2024.Nov 18, 2024
    80% Synthetic Minor Emissions · Operating · No Violation Identified · Programs: State Implementation Plan

    ECHO lists “CORESITE REAL ESTATE SUNRISE TECHNOLOGY PARK, LLC” at 12369 SUNRISE VALLEY DRIVE, RESTON, 168 m from this facility's mapped location (matched by location; the permit name matches this facility or its companies).

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
38.94837, -77.37223
Address
12369 Sunrise Valley Drive, Reston, VA 20191[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
Fairfax County
Photographs

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

Ownership, operation & customers

  1. 1. Property owner of record
    Not identified
  2. 2. Owner / developer
    Not identified
  3. 3. Operator
    CoreSite[1]Likely
  4. 4. Tenant / cloud
    Not identified
  5. 5. End customer / workload
    Not identified
Power supply
Utility:
Dominion Energy[2]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
Operator
Utility
Dominion Energy[2]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
Not yet sourced
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[3]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[2]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
Virginia Electric & Power Company substation (34.5 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
0.5 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[5]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[5]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
2.19 GW[6]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

65 EIA-reported plants within 50 km.

Generation queued in county
348 MW[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.Confirmedderived

3 active generation interconnection requests in Fairfax County: Storage 250 MW, Other 98 MW. Queued projects often don't get built.

Interconnection status
Not yet sourced
Contracted / committed power
Not yet sourced
Nearby infrastructureTypeDistanceVoltage / capacitySource
Reston - Dulles 230kV · Dominion EnergyTransmission line0.71 km230 kV[1]
230kV transmission line · Dominion EnergyTransmission line1.06 km230 kV[1]
2033Transmission line1.08 km230 kV[1]
2079;2062 · Dominion EnergyTransmission line1.13 km230 kV[1]
2079 · Dominion EnergyTransmission line1.13 km230 kV[1]
2079;2033 · Dominion EnergyTransmission line1.29 km230 kV[1]
Potomac Energy Center, LLC · Potomac Energy Center LLCPower plant (Natural Gas)19.3 km766 MW[6]
Nih Cogeneration Facility · National Institutes of HealthPower plant (Natural Gas)24.7 km28 MW[6]
Covanta Alexandria/Arlington Energy · Covanta Alexandria/ArlingtonPower plant (Biomass)26.7 km29 MW[6]
Montgomery County Resource Recovery · Covanta Montgomery, Inc.Power plant (Biomass)29 km54 MW[6]
Dickerson Power · Dickerson Power, LLCPower plant (Natural Gas)30.1 km299 MW[6]
Covanta Fairfax Energy · Covanta Fairfax IncPower plant (Biomass)30.4 km98 MW[6]
Central Utility Plant At White Oak · GSA Metropolitan Service CenterPower plant (Natural Gas)35.2 km54 MW[6]
Possum Point · Virginia Electric & Power CoPower plant (Natural Gas)46.5 km645 MW[6]
Virginia Electric & Power Company substation · Virginia Electric & Power CompanySubstation0.5 km34.5 kV[1]
Washington Metropolitan Area Transit Authority substation · Washington Metropolitan Area Transit AuthoritySubstation0.59 km34.5 kV[1]
Washington Metropolitan Area Transit Authority substation · Washington Metropolitan Area Transit AuthoritySubstation1.03 km34.5 kV[1]
Washington Metropolitan Area Transit Authority substation · Washington Metropolitan Area Transit AuthoritySubstation1.27 km34.5 kV[1]
Herndon Park SubstationSubstation2.05 km230 kV[1]
Reston Substation · Dominion EnergySubstation2.36 km230 kV[1]
Largest queued generation in this countyFuelQueue statusMWSource
Clifton 230 kVPJM AG2-286StorageIn study · proposed 2023-12150 MW[4]
Reston 230 kVPJM AG2-326StorageIn study · proposed 2023-12100 MW[4]
Occoquan 230kVPJM AH1-197OtherIn study · proposed 2021-0898 MW[4]

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

  1. Announced
    —
  2. Land acquired
    Dec 16, 1998[7]
  3. Permitting
    —
  4. Construction start
    —
  5. First operational
    —
  6. Expected completion
    —

Real estate

Official assessments
Assessor's value for a tax year
  • $154.9M[7]
    Assessed value · tax year 2026 · parcel 0173 01 0032A
  • $30.3M[7]
    Assessed value — land · tax year 2026 · parcel 0173 01 0032A
  • $124.7M[7]
    Assessed value — improvements · tax year 2026 · parcel 0173 01 0032A
  • $148.3M[7]
    Assessed value · tax year 2025 · parcel 0173 01 0032A
Recorded transactions
Sale prices from recorded deeds
  • $60M[7]
    Recorded sale (valid and verified multi-parcel sale) · Nov 14, 2016 · parcel 0173 01 0032A
  • $42M[7]
    Recorded sale (valid and verified multi-parcel sale) · Dec 16, 1998 · parcel 0173 01 0032A
Model estimates
Our model — not an appraisal

None sourced yet

ParcelRecord ownerAcresZoning / useBuilding sq ftSource
0173 01 0032A
Fairfax County, VA
——Land use code 190—[7]
Land use
Land use code 190[7]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
Nearby comparable transactions

Size

Building footprint
250,100 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.

Parcel / land records
0173 01 0032A (Fairfax County)[7]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Oct 12, 2026.Confirmed
Floor area
Not yet sourced

What changed (last 3 years)

Follow this facility (RSS)

No tracked changes yet. Values are recorded on every data refresh, so changes will appear here over time.

Timeline

  1. Dec 16, 1998[7]

    Deed/transfer recorded for parcel 0173 01 0032A: $42,000,000.

  2. Jun 27, 2006[7]

    Deed/transfer recorded for parcel 0173 01 0032A (no sale price disclosed).

  3. Oct 27, 2006[7]

    Deed/transfer recorded for parcel 0173 01 0032A (no sale price disclosed).

  4. Nov 14, 2016[7]

    Deed/transfer recorded for parcel 0173 01 0032A: $60,000,000.

  5. Dec 1, 2017[7]

    Deed/transfer recorded for parcel 0173 01 0032A (no sale price disclosed).

  6. Dec 1, 2017[7]

    Deed/transfer recorded for parcel 0173 01 0032A (no sale price disclosed).

  7. Dec 1, 2017[7]

    Deed/transfer recorded for parcel 0173 01 0032A (no sale price disclosed).

Other buildings on this campus

2

All claims (provenance audit)

23
FieldValueSourceConfidenceAs ofStatus
NameCoreSite VA3way/79818498 name=CoreSite VA3[1] Likely2026-10-12Shown
StatusOperating[1] derivedUnverified2026-10-12Shown
Facility typeColocation[1] derivedUnverified2026-10-12Shown
Websitehttps://www.coresite.com/data-center/va3-reston-va[1] Likely2026-10-12Shown
Address12369 Sunrise Valley Drive, Reston, VA 20191[1] Likely2026-10-12Shown
OperatorCoreSiteoperator=CoreSite[1] Likely2026-10-12Shown
UtilityDominion Energyterritory 19876: VIRGINIA ELECTRIC & POWER CO (INVESTOR OWNED, DOMINION RESOURCE[2] derivedLikely2022Shown
ISO / RTOPJMPJM INTERCONNECTION, LLC[3] derivedLikely—Shown
Balancing authorityPJM[2] derivedLikely—Shown
Nearest mapped substationVirginia Electric & Power Company substation (34.5 kV)way/948892657[1] derivedLikely2026-09-28Shown
Distance to substation0.5 km[1] derivedLikely2026-09-28Shown
Highest-voltage line nearby230 kV[1] derivedLikely2026-09-28Shown
Generation queued in county348 MW[4] derivedConfirmed2026-10-12Shown
State avg. industrial price10.07¢/kWh[5] Confirmed2026-07Shown
State avg. commercial price11.68¢/kWh[5] Confirmed2026-07Shown
Generation within 50 km2.19 GW[6] derivedConfirmed202502Shown
Building footprint250,100 sq ft[1] derivedLikely2026-10-12Shown
Parcel / land records0173 01 0032A (Fairfax County)[7] Confirmed2026-10-12Shown
Assessed value (official)$154.9M[7] Confirmed2026Shown
Last recorded sale price$60M[7] Confirmed2016-11-14Shown
Last recorded sale dateNov 14, 2016[7] Confirmed2016-11-14Shown
Land useLand use code 190[7] Confirmed2026-10-12Shown
Land acquiredDec 16, 1998[7] derivedConfirmed2026-10-12Shown