Changelog
What was added to or changed in the catalog, newest first. Every entry links its public source.
2026-10-28v1.4.0
Late-October 2026 update: 4 new facilities from approvals and proposals (Oct 15-28, 2026), 1 updated.
Oklahoma City Council approved two PUD rezonings (about 110 acres north and 184 acres south of I-40, west of Frisco Road) 6-3 on Oct 27 2026 for Beltline Energy's roughly USD 15B data center campus, with conditions on water, power and noise (55 dB); further agreements and permits are required before construction. Beltline also holds zoning on adjacent Yukon land (about 480 acres total). Capacity reported variously (up to 1,000 MW per Investigate Midwest via SignalData; 0.5 GW per Yukon in Nov 2025), so left unpublished.
sourceEnid City Commission approved three rezonings 6-1 on Oct 27 2026 covering the North (560 ac, proposed site of an up to 3.3 GW on-site gas power plant) and West (305 ac) campuses of Plainsmen Holdings' proposed four-campus, about 1,735-acre corridor; developer states up to 2.75 GW of IT capacity at full build. Rezoning does not approve a data center: an intensive-use review is still required and no operator has been selected.
sourceCanterbury City Council granted full planning permission (CA/25/02094, 16 conditions) on Oct 15 2026 for Era4's (formerly Carbon3.ai) AI data centre beside the Shelford landfill; about 13,000 sq ft building, about 140 MWh/day at full use (about 5.8 MW average). Capacity in MW not published.
sourceProposed this week (DCD, Oct 28 2026): three data center buildings, two substations and on-site gas turbines on about 220 ha, 55 km east of Adelaide; three stages totalling 1.2 GW, first stage operating 2028 and full build by 2031; closed-loop cooling, Tier IV design. Development application to be lodged via South Australia's Essential Infrastructure pathway; not yet approved.
source- updatedSTACK Project Jupiter
First building topped out Oct 2026; phase 1 targeted Q3 2028; power supply (gas pipeline, air permit) still pending.
source
2026-10-26v1.3.0
October 2026 update: 9 new facilities from announcements, approvals and construction starts (Oct 1-26, 2026), 1 updated.
Mason County Fiscal Court unanimously approved a resolution to proceed with a hyperscale data center contracting with Meta on Oct 13 2026; more than 2,000 acres zoned, initial investment about USD 15B per the county's attorney, 40-year multi-phase plan, initial construction expected within three years. Capacity not published.
source285-acre HPC/AI campus at EastPark (Boyd and Greenup counties) acquired by TeraWulf May 2026. Amended Kentucky Power agreement signed Oct 1 2026 raises contracted load from 500 MW to 1 GW and pulls the second 500 MW phase forward to 2029 (pending KPSC approval); first phase ramps from 2028. Kentucky Power is building a 765/345 kV substation.
sourceTeraWulf's 480 MW Justified Data campus in Hancock County, KY; the Kentucky PSC approved its electric service agreement in Aug 2026 (TeraWulf, May 26 and Oct 5 2026). Construction stage not verified; typed planned.
source60 MW, 200,000 sq ft data center on a former industrial site; utility power, about 12M gallons of water a year, USD 1.5B planned investment. Spartanburg County Council approved the development agreement on first reading Oct 19 2026.
source457 MW NorthMark and Valara data center on Pine Street, under construction; Spartanburg County Council approved a preliminary development agreement 4-1 on Oct 22 2026 (a second permit is still needed to finish the project).
sourceMicrosoft says early construction (site prep, earthwork, utility relocation) started at its Silver Springs datacenter site in Sep 2026; general contractor Q&D Construction; multi-year build. Capacity not published.
sourceGoogle plans six buildings near the Duane Arnold nuclear plant (planned restart); groundbreaking targeted for early 2027, full build by 2031; 10 to 14M gallons of water a day (Google at Linn County public meeting, Oct 22 2026).
sourceConstruction started on KIX15, a 24 MW facility and the fifth at MCDR's KIX Campus in Ibaraki City; operations scheduled Q4 2028 (Digital Realty, Oct 7 2026).
sourceEverWind announced more than CAD 10B for a 420 MW data centre campus at its Point Tupper site plus wind generation: 95 MW first phase late 2027, 325 MW expansion targeted 2028, subject to conditions (EverWind, Oct 16 2026).
source- updatedGoogle Van Buren Township
Final site plan approved Oct 14 2026; planned capacity set to 1 GW (power from late 2027).
source
2026-10-03v1.2.0
Hyperscaler wave: 79 facilities from Google, Microsoft, AWS, Oracle, CoreWeave, xAI and Apple (catalog 1,564 to 1,643).
2026-10-03v1.1.0
Meta's owned fleet (27 sites) and three Stargate sites, 30 facilities (catalog 1,534 to 1,564); sitemap lastmod; Vantage Frontier location fix.
2026-09-24v1.0.0
Baseline catalog: 1,534 halls published with robots.txt and the dynamic sitemap.