Data center profile · Whitney area, Bosque County, Texas (FM 56 and CR 3610A, below the Lake Whitney dam)

CyrusOne Bosque County (DFW10)

CyrusOne's 400 MW campus beside Calpine's Thad Hill gas plant near Lake Whitney, Texas: first building topped out in Oct. 2026, no tenant disclosed

Under construction. The first building topped out in Oct. 2026 (target Q4 2026); four more are filed with the state. A Texas freeze on data center air permits (Sept. 2026) and a large-load grid pause (Aug. 2026) sit over the rest.
400 MW
power contracted from Calpine
190 MW (July 2025) plus 210 MW (Nov. 2025); utility load, not IT
144 MW, then 288 MW
IT capacity, phase 1 and after phase 2 (press)
phase 2 expands the campus to over 700,000 sq ft
$1.2B
initial infrastructure investment
company; up to $4B total (press)
270 acres
site next to the Calpine plant
five buildings, about 770,000 sq ft filed
OperatorCyrusOne (KKR and Global Infrastructure Partners, a BlackRock unit, back it)
CustomerNone disclosed; CyrusOne cites customer confidentiality
Planned IT capacity320 MW at full build-out (our estimate from the company or utility power figure)
First building in serviceOur estimate: 2027 (range 2027 to 2028); company says 2026.
Next deadlineEnd of 2026: First building due to be operational in Q4 2026 (company); all phases by Q4 2027
Power

Power and the grid

400 MW contracted (totals add sources with a stated size; they can overlap)

Calpine dedicated power, phase 1Contracted
190 MW
announced July 30, 2025; Calpine says it secures power, grid connection and land Company · July 2025
Calpine dedicated power, phase 2Contracted
210 MW
added Nov. 3, 2025; total reaches 400 MW News report · Nov. 2025
Contracted
Related generation and energy contracts (context, not added to campus supply)

Getting on the grid

Who supplies what, what it costs, and what is still not public.

  1. July 30, 2025
    Power deal announced
    Calpine and CyrusOne announce 190 MW from Calpine's ERCOT fleet with a $1.2B campus investment. Company · July 2025
  2. Nov. 3, 2025
    Second power contract
    Calpine adds 210 MW, bringing the total to 400 MW before the first building is done. News report · Nov. 2025
  3. Jan. 7, 2026
    Constellation buys Calpine
    The power counterparty becomes a Constellation subsidiary mid-construction. Company · Oct. 2026
  4. Aug. 2026
    ERCOT pauses large loads
    ERCOT stops energization approvals for new loads of 75 MW and above pending an audit; the campus is affected by this statewide gate. State agency · Sept. 2026
  5. Not set
    Contract terms not disclosed
    Calpine says the contract is long-term; term, minimum take and exit terms are not public. News report · Oct. 2026
Permits

Permits checklist

5 granted

Approvals a campus like this normally needs (including an air permit for backup generators), and what we found.

Risks

What could slow it down

Money

Money on record

$1.2B
first infrastructure investment (company)
announced with the 190 MW deal Company · July 2025
$2.5B
five filed buildings combined
state filings: $750M, $400M, $375M, $500M and $430M (press) News report · Oct. 2026
Up to $4B
total investment (press)
site designed for rapid expansion News report · July 2025
$70M
county estimate of revenue over 30 years
despite the 30% abatement; tax base up 120% News report · Jan. 2026
Timeline

What happened, and what is due

SitePaper trailConstructionPowerPermitsMoneyLegalUpcoming
  1. Nov. 2024
    Permits CyrusOne files DFW10 with the state and the county grants a 10-year, 30% tax abatement. News report · July 2025
  2. July 30, 2025
    Power Calpine and CyrusOne announce 190 MW and a $1.2B campus. Company · July 2025
  3. Nov. 3, 2025
    Power Calpine adds 210 MW, for 400 MW in total. News report · Nov. 2025
  4. Jan. 7, 2026
    Money Constellation completes its purchase of Calpine. Company · Oct. 2026
  5. Jan. 12, 2026
    Site Town hall in Clifton: about 60 residents press officials on lake water, energy use and the tax break. News report · Jan. 2026
  6. Aug. 2026
    Power ERCOT pauses energization approvals for new loads of 75 MW and above. State agency · Sept. 2026
  7. Sept. 21, 2026
    Permits Governor orders the state environmental agency to halt data center permits pending the ERCOT audit. State agency · Sept. 2026
  8. Oct. 2026
    Construction CyrusOne tops out the first building after 450,000 work hours. News report · Oct. 2026
  9. End of 2026
    Construction Company target for the first building to be operational (Q4 2026). Company · July 2025
  10. End of 2027
    Construction Company target for all phases to be operational (Q4 2027). Company · Oct. 2026
The buildings

Specs

5 buildings
DFW10, DFW11, DFW17, DFW17B and DFW17C filed with the state
250,000 sq ft
DFW10, the first building, single story; a $750M project
30% abatement
Bosque County tax break, 10 years, agreed Nov. 2024
About 40 jobs
estimated on site for the first facility; company says hundreds at full build-out
Who is involved

Owners, partners and builders

Owners
  • CyrusOne: developer and operator (Dallas)
  • KKR and Global Infrastructure Partners (BlackRock): CyrusOne's backers
Power
  • Calpine, a Constellation company: supplier, landowner and owner of the Thad Hill plant
Decision-makers
  • Bosque County Commissioners Court: tax abatement and roads
  • Middle Trinity Groundwater Conservation District: well
  • Texas Commission on Environmental Quality: air permits
Opponents
  • Residents and a Lake Whitney petition (nearly 6,000 signers)
Builders on site
  • Clune Construction Company, L.P.: general contractor (employer on site)
Still unknown

Open questions

Where this comes from

142 records from 26 documents

Drawn from news reports, company statements, public and commercial datasets, court filings, state agency records, securities filings and local government records, each kept with its date and source. The bar shows documents by type.

News report 10Company 5Dataset 5Court filing 3State agency 2SEC filing 2Local government 1
Evidence

Every quote behind this page

Grade key: A = the primary record itself (permit, filing, exhibit) · B = a dated official statement · C = news reporting. Map distances are our own measurements on OpenStreetMap and carry no grade. Allegations in lawsuits are marked as such in the quotes.

Power (25)
  • Registry status: air nsr issued title v application pending
    “DFW10 DFW11 DFW17A DFW17B DFW17C; 180711; Air New Source; ISSUED PERMIT; CyrusOne LLC; begin 2025-07-01”
  • Nearest substation of 345 kV or more: 1.2 km
    Measured on OpenStreetMap map data.
  • Nearest power line of 345 kV or more: 0.192 km
    Measured on OpenStreetMap map data.
  • On-site generation: not stated
    “Backup generators use diesel fuel with modern emission controls.”
  • CyrusOne hosts a career fair at the Clifton Civic Center (December 2025) and funds Texas State Technical College data center technician scholarships - an active local workforce program alongside construction
    “Hosted a Career Fair at Clifton Civic Center in December 2025 with fully paid scholarships for data center technician certificates”
  • Power supplier: Calpine Corporation (Constellation Energy subsidiary from Jan 7, 2026)
    “Constellation completed the acquisition on Jan. 7, 2026”
  • Utility service: 400 MW
    “will be capable of delivering up to 400 MWs to data centers located in Bosque, Texas”
  • Developer: CyrusOne
    “today announced a new 190-megawatt (MW) agreement with Dallas-based CyrusOne, a leading global data center developer and operator”
  • Grid operator: ERCOT
    “Calpine's ~9,000 MWs of generation and wholesale and retail platform in ERCOT will be capable of delivering up to 400 MWs to data centers located in Bosque, Texas.”
  • Utility service: 190 MW
    “today announced a new 190-megawatt (MW) agreement with Dallas-based CyrusOne”
  • Power plan: powered land / co-located utility supply (Calpine Powered Land Capabilities)
    “establishes Calpine as a leader in reliable, scalable power solutions for hyperscale customers, leveraging our world-class fleet and Powered Land Capabilities”
  • 190 MW Calpine Powered Land agreement announced with a $1.2 billion infrastructure investment; campus named DFW10; power, grid connection and land secured in a single co-location deal at an operating plant
    “The deal secures power, grid connection, and land to support a new state of the art facility”
  • Utility: Calpine Corporation - power partner under the 400 MW Powered Land agreement; generation at the adjacent Thad Hill Energy Center (250 MW gas plant, ERCOT) / Bosque Energy Center complex ~1.3 km NE; grid node is t
    “The DFW10 data center will be located adjacent to the Calpine-owned Thad Hill Energy Center”
  • Thad Hill Energy Center is an approximately 807 MW, five-unit gas plant per the EIA-derived listing, so the adjacent plant alone exceeds the 400 MW contracted supply; DCD's repeated 250 MW plant figure is not credited (s
    “Thad Hill Energy Center | Bosque | Operational | 807 MW | 5 | Gas”
  • Stated campus size: 400 MW
    “CyrusOne has said the campus, being developed in partnership with Calpine, could total more than 400MW at full build-out.”
  • Site acreage: 270 acres
    “It is located on 270 acres next to the Calpine gas-fired power plant.”
  • Utility service: 400 MW
    “Calpine Corporation this week announced the second phase of its 400MW power supply agreement with CyrusOne to serve a new data center adjacent to the Thad Hill Energy Center in Bosque County, Texas.”
  • Project status: under construction
    “The new contract adds 210MW of power to the 190MW originally announced in July, completing a deal that will secure power, grid connection, and land to support the CyrusOne facility, which is currently under construction”
  • Interconnection status: ERCOT region: grid supply contracted via Calpine Powered Land agreement (400 MW total) at the Thad Hill Energy Center, Bosque County; campus under construction
    “Calpine Corporation this week announced the second phase of its 400MW power supply agreement with CyrusOne to serve a new data center adjacent to the Thad Hill Energy Center in Bosque County, Texas.”
  • Utility service: 210 MW
    “The new contract adds 210MW of power to the 190MW originally announced in July”
  • Phase 2 adds 210 MW
    “The new contract adds 210MW of power to the 190MW originally announced in July”
  • IT capacity: 288 MW
    “the second phase would expand the campus to more than 700,000 sq ft (65,032 sqm) and deliver an IT capacity of 288MW.”
  • IT capacity: 144 MW
    “The data center will be constructed through a phased approach, with the facility's first phase covering 190,000 sq ft (17,651 sqm), with a capacity of 144MW.”
  • IT capacity: 288 MW
    “the second phase would expand the campus to more than 700,000 sq ft (65,032 sqm) and deliver an IT capacity of 288MW”
  • IT capacity: 144 MW
    “the facility's first phase covering 190,000 sq ft (17,651 sqm), with a capacity of 144MW”
Money and contracts (18)
  • Tenants: none disclosed
    “We cannot disclose details about our customers due to confidentiality agreements.”
  • road use / restoration agreement: condition / restoration commitment
    “Under the agreement signed with Bosque County, CyrusOne has committed to returning roads to, or above, the condition before construction.”
  • grid cost responsibility commitment: cost responsibility
    “CyrusOne will pay for all transmission line upgrades and infrastructure improvements required to power this facility - residents will not pay for these upgrades.”
  • Constellation completes its acquisition of Calpine; the campus power counterparty becomes a Constellation subsidiary mid-construction
    “Constellation completed the acquisition on Jan. 7, 2026”
  • Tenant status: no tenant announced; hyperscale build marketed to CyrusOne Intelliscale customers
    “delivering scalable, reliable infrastructure for our Intelliscale customers while supporting grid reliability for consumers and businesses in Texas”
  • Investment initial: 1200000000 USD
    “The project represents a $1.2 billion infrastructure investment.”
  • power supply (Powered Land): scope 190 MW
    “The deal secures power, grid connection, and land to support a new state of the art facility that is currently under construction”
  • power supply (Powered Land): curtailment / grid reliability
    “the new CyrusOne campus will feature climate-neutral initiatives, water conservation, biodiversity protection, and capabilities to respond during ERCOT grid emergencies”
  • power supply (Powered Land): term (duration) - not disclosed
    “Calpine has secured a long-term contract to supply dedicated power to the data center campus.”
  • power supply (Powered Land): termination / cancellation - not disclosed
    “today announced a new 190-megawatt (MW) agreement with Dallas-based CyrusOne”
  • power supply (Powered Land): minimum take / pricing - not disclosed
    “today announced a new 190-megawatt (MW) agreement with Dallas-based CyrusOne”
  • Chapter 312 tax abatement: conditions / clawbacks - not retrieved
    “The commissioners court in November 2024 agreed to a 10-year, 30% tax abatement deal with CyrusOne.”
  • Total sq ft filed: 770160 sq ft
    “The $750 million DFW10 is set to be a 250,000 sq ft (23,225 sqm), single-story data center.”
  • Chapter 312 tax abatement: tax abatement (percentage and term) 30 %
    “The commissioners court in November 2024 agreed to a 10-year, 30% tax abatement deal with CyrusOne.”
  • Chapter 312 tax abatement: fiscal impact (county estimate) 70000000 USD
    “Bosque County officials said the project would amount to a 120% tax base increase for the county, generating an estimated $70 million to local government entities over 30 years.”
  • power supply (Powered Land): scope (Phase 2 expansion) 210 MW
    “The new contract adds 210MW of power to the 190MW originally announced in July, completing a deal that will secure power, grid connection, and land”
  • power supply (Powered Land): curtailment / operational coordination
    “the ability for Calpine and CyrusOne to coordinate our operations to ensure grid reliability in times of supply scarcity”
  • Investment total stated: up to 4000000000 USD
    “the site is designed for rapid expansion and is expected to represent a total investment of up to $4 billion”
Permits and government (28)
  • Permitted facility scope: DFW10 + DFW11 + DFW17A + DFW17B + DFW17C (five buildings)
    “THE FACILITY DFW10 DFW11 DFW17A DFW17B DFW17C IS LOCATED 0.5 MILES SOUTHWEST OF HIGHWAY 22, AND ADJACENT TO THE NORTHEAST SIDE OF FM 56, WHITNEY”
  • petroleum storage tank: issued
    “DFW10 DFW11 DFW17A DFW17B DFW17C | 95319 | Petroleum Storage Tank | ISSUED PERMIT | CyrusOne LLC | RN112240379”
  • stormwater: issued
    “DFW 17C | TXR1510XX | Stormwater | SEC of FM 56 and 3610A, Whitney | ISSUED PERMIT | F.A. Peinado, LLC”
  • air nsr: issued
    “CYRUS ONE BOSQUE PHASE 2 | 179385L010 | Air New Source | ISSUED PERMIT | Ranger Excavating, L.P. | begin 2026-03-18”
  • stormwater: issued
    “DFW 17 & 18 - SHELL & UPLIFT | TXR1557WH | Stormwater | SEC of FM 56 and 3610A, Whitney | ISSUED PERMIT | Clune Construction Company, L.P.”
  • stormwater: issued
    “DFW 17 & 18 - SHELL & UPLIFT | TXR1586WG | Stormwater | SEC of FM 56 and 3610A, Whitney | ISSUED PERMIT | F.A. Peinado, LLC”
  • air nsr: issued
    “DFW10 DFW11 DFW17A DFW17B DFW17C | 180711 | Air New Source | ISSUED PERMIT | CyrusOne LLC | RN112240379”
  • stormwater: issued
    “CYRUS ONE BOSQUE LAYDOWN YARD | TXR1560TX | Stormwater | 1300 feet SW of 557 County Rd 3610A, Whitney | ISSUED PERMIT | Clune Construction”
  • stormwater: issued
    “CYRUS ONE BOSQUE | TXR1544SI | Stormwater | NEC of FM 56 and CR 3610A, Whitney | ISSUED PERMIT | Clune Construction Company, L.P.”
  • stormwater: issued
    “CYRUS ONE BOSQUE | TXR1509SI | Stormwater | NEC of FM 56 and CR 3610A, Whitney | ISSUED PERMIT | F.A. Peinado, LLC”
  • Water supply: on-site well permitted through Middle Trinity Groundwater Conservation District; closed-loop cooling; no Brazos River or Lake Whitney water in operations
    “Our operational water use will come from an onsite well permitted through the Middle Trinity Groundwater Conservation District.”
  • groundwater well permit: company states on-site well is permitted through the district
    “Our operational water use will come from an onsite well permitted through the Middle Trinity Groundwater Conservation District.”
  • temporary construction water use permit: permit held by contractors for construction-phase water use
    “During the construction phase, our contractors have a permit to temporarily use water from the Brazos River for dust control, backfill compaction, and other standard construction activities.”
  • air quality permit search: search - no campus air permit located
    “the file's only CyrusOne row is for Quincy, WA”
    grade B
  • Community forum (CyrusOne / Bosque County): community forum on the proposed campus
    “Participated in community forums in October 2024, October 2025 and January 2026”
  • Community forum (CyrusOne / Bosque County): community forum on the campus under construction
    “Participated in community forums in October 2024, October 2025 and January 2026”
  • Community forum (CyrusOne / Bosque County): community forum (company FAQ listing; may be the same event as the January 12, 2026 commissioners town hall)
    “Participated in community forums in October 2024, October 2025 and January 2026”
  • Governor directs TCEQ to halt all data center permits pending the ERCOT audit, following the August 2026 pause on ERCOT energization approvals for large loads of 75 MW and above (Batch Zero audit). A statewide permitting
    “Governor Greg Abbott today directed the Texas Commission on Environmental Quality (TCEQ) to halt all permits sought by data centers until the Electric Reliability Council of Texas (ERCOT) completes its audit.”
  • air operating: application pending
    “DFW10 DFW11 DFW17A DFW17B DFW17C | 4941 | Air Operating | NEW APPLICATION | CyrusOne LLC | begin 2026-07-09”
  • public water system: application pending
    “DFW 17 | 0180088 | Public Water System/Supply | 1000 ft east of FM Rd 56/CR 3610A, Laguna Park | NEW APPLICATION | C1 Bosque II LLC”
  • public water system: application pending
    “DFW 10 & 11 | 0180087 | Public Water System/Supply | 557 County Road 3610, Laguna Park | NEW APPLICATION | C1 Bosque I LLC”
  • architectural barriers project registration (TABS): project registered - DFW10
    “The company first filed to develop DFW10 at the Whitney site in November 2024”
  • architectural barriers project registration (TABS): project registered - DFW11
    “followed by DFW11 in May of this year”
  • architectural barriers project registration (TABS): project registered - DFW17
    “DFW17 is a $375 million development, with construction due to run from October 2025 until December 2026.”
  • architectural barriers project registration (TABS): project registered - DFW17B
    “DFW17B, a $500m project, is set to total 249,090 sq ft (23,141 sqm). Development is set to run from January 2026 to April 2027.”
  • architectural barriers project registration (TABS): project registered - DFW17C
    “DFW17C, a $430m project, is set to total 93,320 sq ft (8,670 sqm), with development running from February 2026 until April 2027.”
  • Bosque County Commissioners Court: CyrusOne Chapter 312 tax abatement agreement
    “The commissioners court in November 2024 agreed to a 10-year, 30% tax abatement deal with CyrusOne.”
  • Bosque County Commissioners Court town hall, Clifton ISD Performing Arts Center: public Q&A on water, energy use and tax abatements
    “Officials behind a billion-dollar data center under construction below the Lake Whitney dam appeared Monday in Clifton for more than two hours of questioning from area residents”
Legal (1)
  • McLaughlin v. CyrusOne LLC (N.D. Ill. 1:26-cv-12644) was filed Oct 15, 2026. Subject matter is not established from the docket caption and no campus connection is claimed; logged so the merger does not mistake the CyrusO
    “CourtListener docket 74968680: McLaughlin v; Cyrusone LLC, No. 1:26-cv-12644 (N.D”
Site and other (17)
  • Site acres: 217 acres
    Measured on OpenStreetMap map data.
  • County code: 48035
    “Bosque Energy Center (Calpine) centroid -> 48035 (Bosque); Bosque Switching Station centroid -> 48035 (Bosque)”
  • Current target date: Q4 2026 (first building); Q4 2027 (all phases operational)
    “We expect all phases to be operational by Q4 of 2027.”
  • Jobs permanent: hundreds at full build-out (company FAQ); about 40 estimated on site for the first facility (Jan 2026 town hall)
    “the campus is expected to employ hundreds of permanent, full-time employees over time”
  • Campus name: CyrusOne Bosque County Hyperscale Campus (DFW10)
    “The campus, named DFW10, is being constructed by CyrusOne”
  • Sponsor backers: KKR and Global Infrastructure Partners (GIP, a part of BlackRock)
    “The campus, named DFW10, is being constructed by CyrusOne, which is backed by leading investment firms Global Infrastructure Partners (GIP), a part of BlackRock, and KKR.”
  • County: Bosque County
    “to serve a new data center adjacent to the Thad Hill Energy Center in Bosque County, Texas”
  • Original target date: Q4 2026
    “expected to be operational by the fourth quarter of 2026”
  • Street address: FM 56 and CR 3610A, Whitney, TX (DFW17B/DFW17C filings)
    “two single-story data centers at FM56 and CR3610A in Whitney”
  • Stage: building on track
    “which is currently under construction and expected to be operational by the fourth quarter of 2026”
  • Construction stage: shell - first building topped out
    “The company this week announced that it had topped out the first building at its new campus in Bosque County, Texas.”
  • Buildings filed: 5 (DFW10, DFW11, DFW17, DFW17B, DFW17C)
    “At least three other buildings - 17, 17B, and 17C - are planned on the site.”
  • First building (DFW10) topped out; 650 people and 450,000 man-hours worked without incident, in line with the October 2026 fit-out completion in the TDLR filings
    “CyrusOne said the construction had seen 650 people involved, taking 450,000 man-hours to date - all without incident.”
  • Three further buildings (DFW17, DFW17B, DFW17C) are filed after DFW10 and DFW11, taking the filed campus to five buildings and about 770,160 sq ft, matching the company FAQ's two-phase, five-building plan; construction w
    “At least three other buildings - 17, 17B, and 17C - are planned on the site.”
  • Town hall opposition centres on Lake Whitney water, energy use and the tax abatement; a petition over feared lake-level impacts reaches nearly 6,000 signatures. Company and Brazos River Authority both state the campus ta
    “Since August, nearly 6,000 people have signed a petition claiming Lake Whitney's level could drop due to data center construction and a planned water reallocation.”
  • First public report: November 2024 (TDLR TABS filing for DFW10)
    “Reports on the data center first emerged last November, following a filing to the Texas Department of Licensing and Regulation.”
  • First public reports of the campus follow a TDLR TABS filing for building DFW10; Bosque County's Chapter 312 abatement also dates to November 2024 - the project predates its July 2025 announcement by about eight months
    “Reports on the data center first emerged last November, following a filing to the Texas Department of Licensing and Regulation.”