Data center profile · MidAmerica Industrial Park, 4581 Webb St., Pryor, Mayes County, Oklahoma

Google Pryor (two-building expansion)

Google's Pryor, Oklahoma campus on the Grand River Dam Authority grid: two more buildings announced Aug. 2025 in a $9B state plan; no construction start.

Operating; expansion announced. The existing campus has operated for years under state air permits, and the two new buildings are only announced. No air permit, utility agreement or construction start for the expansion has been found as of Oct. 2026.
2 buildings
added to the existing campus
announced Aug. 13, 2025; no start date published
$9B
Google's two-year Oklahoma plan
covers Pryor plus a new Stillwater campus (up to $3B); the Pryor share is not split out
372 MW
solar Google contracted within a mile of the campus
energy is delivered to the public utility; serves Pryor operations in general
OperatorGoogle (land and air permits held by Myall, LLC)
CustomerGoogle itself (owner-occupied)
Planned IT capacity368 MW at full build-out (our estimate)
First building in serviceIn service since 2011 (about 368 MW of IT capacity live, estimated)
Next stepNo date published for the two new buildings; Google's $9B plan runs over two years from Aug. 2025
Power

Power and the grid

Energized, size not disclosed · 372 MW contracted

Mayes County Solar Portfolio (Leeward)PPA signed
372 MW
145 + 125 + 102 MW; Google PPA announced Jan. 2025, under construction then; energy goes to the authority, which supplies the campus; PPA terms undisclosed News report · Jan. 2025
Contracted
Other sources, size not disclosed

Getting on the grid

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

  1. Jan. 15, 2025
    Google signs solar contracts near the campus
    Leeward's 372 MW Mayes County portfolio sells to Google, with delivery through the authority. News report · Oct. 2026
Permits

Permits checklist

1 draft · 3 granted · 3 checked, nothing on file

Risks

What could slow it down

Money

Money on record

$9B
Google's two-year Oklahoma investment
Commerce Dept. report, Q3 2025 State agency · Aug. 2025
$3B
top of range for the new Stillwater campus
a separate site, not Pryor State agency · Oct. 2026
$15B+
Google's investment in Oklahoma since 2007
Google's locations page Company · Oct. 2026

Not on record: state incentive award for the expansion: none listed, the Commerce report lists no award, no agreement is public State agency · Oct. 2026

Timeline

What happened, and what is due

SitePaper trailConstructionPowerPermitsMoneyLegalUpcoming
  1. Nov. 29, 2016
    Permits State issues the first Title V air operating permit for the Pryor data center State agency · Oct. 2026
  2. Jan. 9, 2020
    Permits State approves more emergency generators and a fire pump State agency · Oct. 2026
  3. Dec. 12, 2022
    Permits Five-year Title V renewal issued State agency · Oct. 2026
  4. Oct. 24, 2023
    Permits Application filed for new emergency generators and cooling towers State agency · Oct. 2026
  5. Jan. 15, 2025
    Power Google signs solar contracts with Leeward within a mile of the campus News report · Oct. 2026
  6. Aug. 13, 2025
    Money Google announces $9B for Oklahoma, including two new Pryor buildings State agency · Oct. 2026
Construction activity

Building activity by quarter

Since Feb. 2024: 29 FAA filings (Feb. 2024 to Oct. 2026): tallest permanent transmission line 89 ft (filed July 2026) and tallest crane 245 ft (Feb. 2024).

FAA filings
’24
’25
’26
Dot size: records in the quarter, largest = 12. Two-digit years mark each first quarter.
The buildings

Specs

2 buildings
to be added at the existing park campus
State agency · Aug. 2025
249 tons a year
cap on the campus's NOx emissions, carried through permit renewals
State agency · Dec. 2022
1,397M gallons
water withdrawn in 2025; 1,081M consumed (press)
News report · 2025
Who is involved

Owners, partners and builders

Owners
  • Google North America Inc. (Alphabet): developer and operator
  • Myall, LLC: landowner and air permit holder
Decision-makers
  • Oklahoma DEQ: air permits
  • Oklahoma Ordnance Works Authority: owns and runs MidAmerica Industrial Park
Power partners
  • Grand River Dam Authority: electric provider; Google is its largest customer
  • Leeward Renewable Energy: solar PPA counterparty
Other
  • Cherokee Nation: notified of 2023 draft permit
Still unknown

Open questions

Where this comes from

146 records from 23 documents

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

State agency 12News report 5Dataset 4Company 2
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 (24)
  • ODEQ's Dec 2023 memo shows the host campus was already mid-buildout well before the Aug 2025 announcement: Myall sought SCR retrofits on emergency generators 'currently under construction' plus new generators and cooling
    “Myall is planning on installing SCR on some existing emergency generators that are currently under construction”
    State agency · Oct. 2026 · grade A
  • Google's $9 billion Oklahoma investment program (announced Aug 13, 2025, over two years) spans BOTH the Pryor expansion (two buildings) and a new Stillwater campus - it is a portfolio figure for the state program, not a
    “Google North America Inc. plans to invest $9 billion over two years in an expansion of its data center facilities at MidAmerica Industrial Park in Pryor and a new data center in Stillwater.”
    State agency · Aug. 2025 · grade A
  • On-site generation: not stated
    “The facility has stated that all information pertaining to the emergency generators on-site are proprietary in nature and DEQ has agreed to withhold that information from the permit memorandum for confidentiality purposes.”
    State agency · Dec. 2023 · grade A
  • Cooling: evaporative (non-contact cooling towers)
    “The facility also has fuel storage tanks, natural gas-fired heating units, non-contact cooling towers, fire pump engines”
    State agency · Dec. 2023 · grade A
  • Nearest substation of 345 kV or more: 2.484 km
    Measured on OpenStreetMap map data.
    OpenStreetMap · Oct. 2026
  • Nearest power line of 345 kV or more: 2.515 km
    Measured on OpenStreetMap map data.
    OpenStreetMap · Oct. 2026
  • Nearest gas pipeline: 1.176 km
    Measured on OpenStreetMap map data.
    OpenStreetMap · Oct. 2026
  • Power plan: grid
    “The emergency generators provide power to the data center in the event of a power supply interruption.”
    State agency · Oct. 2026 · grade B
  • IT capacity: not stated
    “Google announces $9 billion investment in cloud and AI infrastructure in Oklahoma”
    Company · Oct. 2026 · grade B
  • Utility service: not stated
    “The Authority currently serves approximately 80 industrial and commercial customers, all but one of which are located in the MAIP.”
    State agency · Oct. 2026 · grade B
  • Stated campus size: not stated
    “The existing MidAmerica campus will add two buildings.”
    State agency · Oct. 2026 · grade B
  • Substation kV: 161 kV
    “GRDA - Hydro, Coal, Wind and Natural Gas production Almost 1,900 megawatts - 161 kV and 69 kV transmission lines within the park”
    State agency · Oct. 2026 · grade B
  • Substation: not stated
    “GRDA provides power for every business at MidAmerica.”
    State agency · Oct. 2026 · grade B
  • GRDA's GREC Unit 4 (426 MW Mitsubishi M501JAC simple-cycle gas turbine, $525M) reached commercial operation at the Grand River Energy Center near Chouteau, Mayes County (dedicated Sept. 9, 2026). It is a GRDA system resourc
    “The Grand River Energy Center (GREC) Unit 4 is a new fast-start, 426-megawatt advanced J-class Mitsubishi Power 1x0 combustion turbine simple-cycle project near Chouteau in northeast Oklahoma.”
    Company · Oct. 2026 · grade B
  • Grid operator: SPP
    “GREC Unit 4, which will provide vital peaking power in a wind-dominated Southwest Power Pool region when completed in 2026”
    Company · Sept. 2026 · grade B
  • FAA OE/AAA cases: Evaluating
    “"176360-C1/17" | Transmission Line Tower | AGL 89 | 36.24802,-95.32538 | submitted 07/09/2026 | Evaluating”
    FAA · July 2026 · grade B
  • Air facility ID: 6417
    “SUBJECT: Evaluation of Permit Application No. 2021-0235-TVR Myall, LLC PRY Data Storage Facility Facility ID: 6417”
    State agency · Sept. 2022 · grade B
  • Air program: Title V (Part 70) major source; facility-wide NOx cap 249 TPY
    “NOx emissions are capped below the Prevention of Significant Deterioration (PSD) major source level (250 TPY) but above the Part 70 major source level (100 TPY).”
    State agency · Sept. 2022 · grade B
  • Utility: Grand River Dam Authority (GRDA)
    “The Authority is proud to be the electric service provider to the Google facilities located in the MAIP.”
    State agency · 2018 · grade B
  • Host campus status: operating since 2011
    “The PPA is the latest of several that Google has signed to power the Pryor data center, which has been operational since 2011.”
    News report · Oct. 2026 · grade C
  • Epoch AI tracker carries 'Google Pryor (North)' at 368 MW current IT power / 442 MW planned full build with 2 buildings operational - a tracker site definition for the wider campus. NOT tied by any primary document to th
    “Google Pryor (North): 368 MW current IT power; 442 MW planned full build”
    Dataset · Oct. 2026 · grade C
  • Google-Leeward PPAs: 724 MWac of Oklahoma solar including the 372 MWac Mayes County Solar Portfolio about one mile from the campus; energy is delivered to GRDA, which supplies Google's Pryor operations. The portfolio ser
    “Energy from these projects will be delivered to Oklahoma's largest public power utility, Grand River Dam Authority”
    News report · Oct. 2026 · grade C
  • Interconnection status: Energized - host campus operating since 2011 at MidAmerica Industrial Park, Pryor, Mayes County OK, served by the Grand River Dam Authority (GRDA, state agency); The subject of this record - the t
    “GRDA plans to utilize the clean energy produced by the projects to support operations at Google's data center.”
    News report · Jan. 2025 · grade C
  • generator interconnection request: long-term power purchase agreements announced Jan 15, 2025 - 724 MWac solar portfolio; energy delivered under firm transmission service to GRDA to support Google's Pryor data center ope
    “Google is a valuable partner to GRDA, and we look forward to helping them meet their future power needs”
    News report · Jan. 2025 · grade C
Money and contracts (23)
  • Tenants: Google
    “With an operating site in Pryor, Mayes County and three new locations in development in Tulsa County, Muskogee County and Stillwater”
    Company · Oct. 2026 · grade B
  • Tenant status: owner-occupied
    “With an operating site in Pryor, Mayes County and three new locations in development in Tulsa County, Muskogee County and Stillwater”
    Company · Oct. 2026 · grade B
  • Original target date: not stated
    “plans to invest $9 billion over two years”
    State agency · Oct. 2026 · grade B
  • Current target date: not stated
    “plans to invest $9 billion over two years”
    State agency · Oct. 2026 · grade B
  • Electric service (retail): scope
    “GRDA provides power for every business at MidAmerica.”
    State agency · Oct. 2026 · grade B
  • Electric service (retail): term/rate - FINDING
    “The Authority currently serves approximately 80 industrial and commercial customers, all but one of which are located in the MAIP.”
    State agency · Oct. 2026 · grade B
  • Incentives: scope - FINDING
    “Many expanding companies in this report participate in the Oklahoma Quality Jobs Program administered by the Oklahoma Department of Commerce.”
    State agency · Oct. 2026 · grade B
  • Google announced a $9B, two-year Oklahoma programme: expansion of the Pryor campus (two buildings) plus a new Stillwater campus (up to $3B, 400 acres at Perkins & Richmond Roads) plus AI education and electrical-workforc
    “The new Stillwater campus could see up to $3 billion in investment and will be located on 400 acres at Perkins and Richmond Roads.”
    State agency · Oct. 2026 · grade B
  • Name: Google Pryor Campus Expansion
    “Google North America Inc. plans to invest $9 billion over two years in an expansion of its data center facilities at MidAmerica Industrial Park in Pryor and a new data center in Stillwater.”
    State agency · Aug. 2025 · grade B
  • Announced: Aug. 13, 2025
    “plans to invest $9 billion over two years in an expansion of its data center facilities”
    State agency · Aug. 2025 · grade B
  • Stated capital cost: 9000000000 USD
    “plans to invest $9 billion over two years in an expansion of its data center facilities at MidAmerica Industrial Park in Pryor and a new data center in Stillwater”
    State agency · Aug. 2025 · grade B
  • Construction stage: announced
    “plans to invest $9 billion over two years in an expansion of its data center facilities at MidAmerica Industrial Park in Pryor”
    State agency · Aug. 2025 · grade B
  • Workforce/education commitment: scope
    “The company will partner with the University of Oklahoma and Oklahoma State University for its Google AI for Education Accelerator initiative.”
    State agency · Aug. 2025 · grade B
  • Electric service (retail): scope
    “The Authority is proud to be the electric service provider to the Google facilities located in the MAIP.”
    State agency · 2018 · grade B
  • Construction stage: host campus operating since 2011; two-building expansion announced Aug 13, 2025 as part of Google's $9B Oklahoma investment - no construction start for the two expansion buildings was found in the que
    “The investment would fund the construction of a new AI-focused data center campus in Stillwater and expand Google's existing facility in Pryor, which has been operational since 2011.”
    News report · Aug. 2025 · grade C
  • Tenant status: owner-operated Google campus; the Mayes County facility was described at the Aug 2025 announcement as Google's second-largest data center globally, with $4.4B invested to date
    “Since establishing the site, the company has already invested $4.4 billion in its Pryor operations.”
    News report · Aug. 2025 · grade C
  • Cumulative investment at the Pryor site before the 2025 announcement: $4.4 billion (AI Business account of the announcement).
    “Since establishing the site, the company has already invested $4.4 billion in its Pryor operations.”
    News report · Aug. 2025 · grade C
  • Aug 13, 2025: Google committed $9 billion over two years to Oklahoma cloud/AI infrastructure - a new Stillwater campus plus expansion of the Pryor facility and workforce programs. The $9B is a state program figure, not a
    “Google will invest $9 billion over the next two years to expand data centers in Pryor and Stillwater, boost Oklahoma's electrical workforce, and launch new AI education programs.”
    News report · Aug. 2025 · grade C
  • Power purchase agreement (solar): scope 372 MWac
    “The Mayes portfolio consists of three projects: the 145MW Salt Branch Solar, 125MW Huckleberry Solar, and 102MW Mayes Solar.”
    News report · Jan. 2025 · grade C
  • Power purchase agreement (solar): delivery
    “Energy from these projects will be delivered to Oklahoma's largest public power utility, Grand River Dam Authority, which will subsequently supply the energy to support the operations at Google's Pryor data center.”
    News report · Jan. 2025 · grade C
  • Power purchase agreement (solar): term - FINDING
    “Further details on the length and capacity of the PPA were not disclosed.”
    News report · Jan. 2025 · grade C
  • Power purchase agreement (solar): scope (portfolio total) 724 MWac
    “Google has signed a series of Power Purchase Agreements (PPA) with Leeward Energy for energy from 724MW of solar projects under development in Oklahoma, US.”
    News report · Jan. 2025 · grade C
  • Firm transmission service: scope
    “The energy generated by the solar portfolio is delivered under firm transmission service to the Grand River Dam Authority.”
    News report · Jan. 2025 · grade C
Permits and government (49)
  • Air quality: initial issuance
    “2015-1514-TV 11/29/2016 Initial TV operating permit.”
    State agency · Oct. 2026 · grade A
  • Air quality: modification issued
    “Authorization to install additional emergency generators and fuel storage tanks, and to increase the heat input of the natural gas-fired heating units.”
    State agency · Oct. 2026 · grade A
  • Air quality: significant modification issued
    “Removal of all existing emission caps, with the exception of NOx, which was requested to be retained at its existing limit of 249 TPY”
    State agency · Oct. 2026 · grade A
  • Air quality: minor modification issued
    “Minor modification to incorporate an existing fire pump engine and natural gas-fired heating equipment currently located at Myall's Main Street Pryor Warehouse”
    State agency · Oct. 2026 · grade A
  • Air quality: significant modification issued
    “In this application, Myall has requested the authorization to construct additional emergency generators.”
    State agency · Oct. 2026 · grade A
  • Air quality: renewal issued
    “Title V Renewal. Incorporated changes made in Permit No. 2015-1514-C (M-3).”
    State agency · Oct. 2026 · grade A
  • Air quality: application received
    “Myall has requested authorization to install several new emergency generators and associated equipment at the facility.”
    State agency · Oct. 2026 · grade A
  • Air quality: confidentiality condition (draft memo)
    “Myall is proposing to install the following equipment at the site (the count and types of engines are deemed confidential information)”
    State agency · Oct. 2026 · grade A
  • Air quality: no expansion-specific action located (finding)
    “The permit will continue to include the Specific Condition that utilizes alternative operating scenarios for installation, replacement, or temporary use of additional emergency engines which will be required to comply with the established emissions cap.”
    State agency · Oct. 2026 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA archive case: Determined - No Hazard
    “Up to ten (10) mobile cranes will be used to construct this light industrial building. The PRY9A permanent structure is filed under 2024-ASW-11045-OE and 2024-ASW-11046-OE.”
    FAA · Jan. 2025 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-17706-OE: MCC Mobile Crane(s), Mobile crane, 78 ft AGL, 698 ft AMSL, 36.23696111,-95.32766944, Determined - No Hazard, submitted 2024-12-12”
    FAA · Dec. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-15068-OE: 70 ton RT, Mobile crane, 130 ft AGL, 750 ft AMSL, 36.23696111,-95.32766944, Determined - No Hazard, submitted 2024-10-24”
    FAA · Oct. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-11045-OE: PRY9A Bldg #1, Building, 57 ft AGL, 684 ft AMSL, 36.243525,-95.32836111, Determined - No Hazard, submitted 2024-08-01”
    FAA · Aug. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-11046-OE: PRY9A Bldg #2, Building, 57 ft AGL, 684 ft AMSL, 36.24305556,-95.32775556, Determined - No Hazard, submitted 2024-08-01”
    FAA · Aug. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2252-OE: B1 Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.24122222,-95.33091667, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2254-OE: HUB Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.23831944,-95.32434167, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2258-OE: 3A West Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.23680556,-95.32552778, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2260-OE: 3B South Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.23875833,-95.32342222, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2261-OE: 4 A/B Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.23816111,-95.32176667, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2266-OE: West Side 4 Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.23816667,-95.32068611, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2267-OE: 4 C/D Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.23912222,-95.31977222, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2268-OE: 5C Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.24157778,-95.31966667, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2269-OE: 5 Cub, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.24081944,-95.32173056, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2270-OE: 5B Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.24201389,-95.32199722, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2271-OE: 5A Crane, Mobile crane, 200 ft AGL, 830 ft AMSL, 36.24201389,-95.32371111, Determined - No Hazard, submitted 2024-02-15”
    FAA · Feb. 2024 · grade A
  • FAA OE/AAA: Determined - No Hazard
    “ASN 2024-ASW-2196-OE: MC Mega Cub Crane, Mobile crane, 245 ft AGL, 875 ft AMSL, 36.23948056,-95.32225278, Determined - No Hazard, submitted 2024-02-14”
    FAA · Feb. 2024 · grade A
  • Owner companies: Myall, LLC
    “Myall, LLC (Myall) has submitted an application for a construction permit to modify the Pryor Data Storage Facility.”
    State agency · Dec. 2023 · grade A
  • Oklahoma DEQ Air Quality Division: Tribal notification of draft Permit Application 2021-0235-C (M-1) (Myall, LLC, PRY Data Storage Facility) sent to the Cherokee Nation; application received Oct. 24, 2023
    “Myall, LLC (Myall) has submitted an application for a construction permit to modify the Pryor Data Storage Facility.”
    State agency · Dec. 2023 · grade A
  • Construction stage: announced - no construction start confirmed
    “Myall is planning on installing SCR on some existing emergency generators that are currently under construction”
    State agency · Oct. 2026 · grade B
  • Google's other Oklahoma growth is separate from this campus: new locations in development in Tulsa County, Muskogee County and Stillwater (per Google) are distinct campuses, as are Sand Springs 'Project Spring' and the M
    “three new locations in development in Tulsa County, Muskogee County and Stillwater”
    Company · Oct. 2026 · grade B
  • FAA obstruction evaluation (7460-1): Studying
    “ASN 2026-ASW-16991-OE: NTS-492 - WCK3A, Mobile Crane, 85 ft AGL, 705 ft AMSL, 36.24065,-95.33202, Studying, submitted 2026-10-14”
    FAA · Oct. 2026 · grade B
  • FAA OE/AAA determinations: Determined - No Hazard (4) / Pending (1)
    “"B1 Crane" | Mobile Crane | AGL 100 | 36.24019,-95.33091 | submitted 04/28/2026 | Determined - No Hazard”
    FAA · Sept. 2026 · grade B
  • Generator fleet: not disclosed - withheld as confidential in the OK DEQ permit record
    “The facility has stated that all information pertaining to the emergency generators on-site are proprietary in nature and DEQ has agreed to withhold that information from the permit memorandum”
    State agency · Dec. 2023 · grade B
  • OK DEQ Title V renewal: issued
    “The facility currently operates under Permit No. 2021-0235-TVR issued on December 12, 2022.”
    State agency · Dec. 2023 · grade B
  • OK DEQ construction permit modification: evaluated (DEQ draft evaluation memorandum Dec 14, 2023; final issuance not in the public file read)
    “Myall has requested authorization to install several new emergency generators and associated equipment at the facility.”
    State agency · Dec. 2023 · grade B
  • Air permittee: Myall, LLC
    “Myall, LLC PRY Data Storage Facility (SIC 7374/NAICS 518210) Facility ID: 6417”
    State agency · Sept. 2022 · grade B
  • OK DEQ Title V (Part 70) operating permit: issued
    “2015-1514-TV 11/29/2016 Initial TV operating permit.”
    State agency · Sept. 2022 · grade B
  • OK DEQ construction permit: issued
    “Removal of all existing emission caps, with the exception of NOx, which was requested to be retained at its existing limit of 249 TPY”
    State agency · Sept. 2022 · grade B
  • OK DEQ construction permit: issued
    “Significant modification of a construction permit to authorize additional emergency generators and the removal of some generator engines included with previous permit applications that were not installed.”
    State agency · Sept. 2022 · grade B
  • Host campus water (existing operations): withdrew 1,397M gallons and consumed 1,081M gallons in 2025, discharging about 316M gallons to the Neosho River; evaporative cooling towers; supply via the MidAmerica Industrial P
    “The Pryor Creek Google data center withdrew 1,397 million gallons of water in 2025 and consumed 1,081 million gallons, about 3 million gallons per day.”
    News report · Oct. 2026 · grade C
Site and other (13)
  • County code: Mayes County, OK (40097)
    “Latitude 36.24250°N, Longitude 95.33020°W Section 6, Township 20N, Range 19E; Pryor, Mayes County”
    State agency · Oct. 2026 · grade A
  • Address: 4581 Webb Street, Pryor, OK 74361
    “facility is on southeast corner, 4581 Webb Street, Mid America Industrial Park, Pryor, OK”
    State agency · Dec. 2023 · grade A
  • NOx cap tons a year: 249 TPY NOx
    “Removal of all existing emission caps, with the exception of NOx, which was requested to be retained at its existing limit of 249 TPY”
    State agency · Dec. 2022 · grade A
  • Stage: announced only
    “The existing MidAmerica campus will add two buildings.”
    State agency · Oct. 2026 · grade B
  • Current stage: operating host campus (since 2011); expansion (PRY10A) under construction in 2026
    “"PRY10A - Webb St Laydown Crane" | Mobile Crane | AGL 200 | 36.23813,-95.31972 | submitted 09/24/2026 | Pending”
    FAA · Sept. 2026 · grade B
  • Developer: Google North America Inc. (Google LLC / Alphabet Inc.)
    “Google North America Inc. is a subsidiary of parent company Alphabet Inc.”
    State agency · Aug. 2025 · grade B
  • Buildings: 2 buildings
    “The existing MidAmerica campus will add two buildings.”
    State agency · Aug. 2025 · grade B
  • Facility address: 4581 Webb Street, Mid America Industrial Park, Pryor, OK
    “facility is on southeast corner, 4581 Webb Street, Mid America Industrial Park, Pryor, OK”
    State agency · Dec. 2023 · grade B
  • Facility coordinates: 36.24250 N, 95.33020 W
    “Facility ID: 6417 Latitude 36.24250°N, Longitude 95.33020°W Section 6, Township 20N, Range 19E; Pryor, Mayes County”
    State agency · Dec. 2023 · grade B
  • NOx cap tons a year: 249 TPY
    “Totals 249 229 < 100 < 100 < 100”
    State agency · Sept. 2022 · grade B
  • Project status: operating (host campus since 2011, Google's second-largest data center worldwide); two-building expansion announced Aug 13, 2025 - no separate construction start for the expansion buildings established in
    “The investment would fund the construction of a new AI-focused data center campus in Stillwater and expand Google's existing facility in Pryor, which has been operational since 2011.”
    News report · Aug. 2025 · grade C
  • Workforce signal: Google's Oklahoma program partners with the Electrical Training Alliance to train existing electrical workers and more than 160 apprentices by 2030, expanding the state's electrical-workforce pipeline b
    “Google announced a partnership with the Electrical Training Alliance to train existing electrical workers and more than 160 apprentices in Oklahoma by 2030”
    News report · Aug. 2025 · grade C
  • Water use stated: 1397 million gallons/year
    “The Pryor Creek Google data center withdrew 1,397 million gallons of water in 2025 and consumed 1,081 million gallons, about 3 million gallons per day.”
    News report · 2025 · grade C