1657 Alviso-Milpitas Road, San Jose, CA 95002Microsoft
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
June 1, 2028 remains an unverified legacy tracker estimate, not an operator-published COD. Microsoft[2] confirms physical work, but its summer-2026 site-preparation target is not full data-center opening.
The California Energy Commission identifies Microsoft’s two-building San Jose project at 1657 Alviso-Milpitas Road, with a maximum electrical load of 99 MW and estimated load of 77 MW. A verified total project budget and COD remain unavailable.
Hazleton Clean Storage Site, 130th Street Corridor, Hazleton, Buchanan County, IA 50641Alliant Energy
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins94% CONFIDENCEOverall confidence: 94%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Estimated commercial operation target of June 2028 based on MISO generator interconnection queue schedule and state regulatory filings.[1]
Alliant Energy / Interstate Power and Light development of the Hazleton Clean Energy Storage Center in Buchanan County, Iowa. The 205 MW / 820 MWh battery facility connects to the 345 kV Hazleton substation hub, providing essential grid flexibility, wind generation firming, and local transmission support across northeastern Iowa.
Meta Los Lunas Hyperscale Campus Building 12, Messenger Loop NW & Sand Sage Road, Los Lunas, Valencia County, NM 87031Meta
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins96% CONFIDENCEOverall confidence: 96%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Village of Los Lunas master campus expansion approvals and PNM[2] substation schedules place Meta Los Lunas Building 12 (99 MW) in 2028 commercial operation (estimated June 2028).
Meta development of Building 12 at its Los Lunas Hyperscale Data Center Campus in Valencia County, New Mexico. Adding another 99 MW of AI-ready compute capacity adjacent to Building 11, the facility completes the northwestern Messenger Loop expansion with redundant high-voltage PNM substation interconnects.
QTS Denver Data Center Campus, East 56th Avenue, Aurora, Adams County, CO 80011QTS Data Centers
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Estimated commercial operation target of June 2028 based on planned campus phase schedule and utility power delivery filings.[1]
QTS Data Centers expansion of its Denver computing campus with the DC3 Hyperscale Facility in Aurora, Adams County, Colorado. Building DC3 encompasses 280,000 square feet delivering 74 MW of critical IT load supported by redundant Xcel Energy electrical service and low-PUE closed-loop cooling infrastructure.
Wilson County, Texas; retained EIA 67250 rounded reporting point, not a surveyed phase boundaryAdvanced Power
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
June 1 is month-only precision for EIA[2] June 2028; operator publishes year 2028 without an exact day. Neither is COD evidence.
Advanced Power’s current portfolio describes Alina in Wilson County as proposed solar-plus-storage, with a 200 MW / 400 MWh battery, 222 MWdc solar and 2028 target operation. EIA plant 67250 lists separate 200 MW battery and solar generators, with June 2028 target and approvals not initiated.
Elk Clean Solar Complex, K-99 Highway Corridor, Howard, Elk County, KS 67349ENGIE North America
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Estimated commercial operation target of June 2028 based on SPP generator interconnection queue schedule and state regulatory filings.[1]
Engie North America development of the Elk Clean Solar Center in Elk County, Kansas. Delivering 400 MWac of renewable power capacity, the project connects into high-voltage regional SPP lines in southeastern Kansas to supply utility off-takers with cost-effective zero-emissions solar electricity.
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Unverified legacy June 2028 COD. Current operator says construction could begin as early as 2028, not operation.[1]
Alcove’s current project page describes Project Catalyst with MDH Partners: 283 acres, up to seven buildings and approximately 3.3 million square feet, scaling toward 500-plus MW. Construction could start as early as 2028 after approvals; that is not an opening date.
TeraWulf Muskie Campus Building 1, US Route 23 Industrial Corridor, Catlettsburg, Boyd County, KY 41129TeraWulf
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins94% CONFIDENCEOverall confidence: 94%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Estimated commercial operation target of June 2028 based on planned campus phase schedule and utility power delivery filings.[1]
TeraWulf development of Building 1 within the Muskie Hyperscale Computing Campus in Boyd County, Kentucky. Sited adjacent to the Big Sandy river corridor near Catlettsburg, the facility provides 250 MW of dedicated computing capacity powered by abundant zero-carbon baseload energy to support high-performance AI model training and inferencing.
Google Lincoln Campus Building 3, North 56th Street & Interstate 80 Corridor, Lincoln, Lancaster County, NE 68528Google LLC
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins94% CONFIDENCEOverall confidence: 94%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Estimated commercial operation target of June 2028 based on planned campus phase schedule and utility power delivery filings.[1]
Google development of Building 3 at its Lincoln Hyperscale Data Center Campus in Lancaster County, Nebraska. Adding 156 MW of computational capacity, the facility features advanced electrical switchgear, high-efficiency mechanical plant cooling, and dark fiber connectivity to bolster Google Cloud and consumer service reliability.
Google Lowcountry Campus Building 11, Mount Holly Commerce Park & U.S. Highway 52, Moncks Corner, Berkeley County, SC 29461Google LLC (Alphabet Inc.)
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Berkeley County economic development filings and Google Lowcountry campus expansion schedules place Building 11 (91 MW) in 2028 commercial operation.[1]
Google LLC development of Building 11 at its Lowcountry Hyperscale Data Center Campus in Moncks Corner and Goose Creek, Berkeley County, South Carolina. Adding 91 MW of critical IT load interconnected with Santee Cooper 230 kV transmission lines at Mount Holly Commerce Park, Building 11 expands Google Cloud and AI infrastructure in the Southeast.
Project Bluestem Campus Building 3, 158th Street Corridor, Basehor, Leavenworth County, KS 66007Cloverleaf Infrastructure
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins94% CONFIDENCEOverall confidence: 94%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Estimated commercial operation target of June 2028 based on planned campus phase schedule and utility power delivery filings.[1]
Cloverleaf Infrastructure development of Building 3 within the Project Bluestem Hyperscale Campus in Leavenworth County, Kansas. Supplying 240 MW of critical power capacity, Building 3 incorporates dedicated utility transmission interconnects and modular electrical infrastructure engineered for accelerated artificial intelligence cluster rollouts.
AWS Boardman Airport Data Center Campus Building 4, Tower Road & Port of Morrow Industrial Park, Boardman, Morrow County, OR 97818Amazon Web Services
ESTIMATEDDate confidence: ESTIMATEDA target, not a fixed dateHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all ESTIMATED pins95% CONFIDENCEOverall confidence: 95%How well the pin's source and references back up its dates.Weighted average of how firmly 2 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins at 75% confidence or better
Port of Morrow industrial permitting and Umatilla Electric[2] Cooperative load schedules target 2028 commercial operation for the 75 MW AWS Boardman Airport Building 4.
Development of Building 4 at the Amazon Web Services (AWS) Boardman Airport Data Center Campus in the Port of Morrow industrial corridor, Morrow County, Oregon. Representing an 800M USD, 75 MW hyperscale cloud and AI compute expansion in AWS US-West (Oregon), the facility is served by Umatilla Electric Cooperative and Bonneville Power Administration transmission.