Data centers in St. Joseph County, Indiana
Datacenter Source tracks 2 data centers in St. Joseph County, Indiana. Facilities that disclose power add up to 1.09 GW online and 0 MW in the pipeline — floors, since 50% report a figure.
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Facilities
2
Power online (floor)
1.09 GW
EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.100%
Pipeline (floor)
—
With a power figure
50%
0% with confirmed evidence
ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. filing, deed, permit or grid recordAnnouncedStated by the company or reported in the press; not yet backed by a filing or grid record. company or press claimEst.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. satellite, model or map inferenceHow levels are assignedCounty facilities:Download CSVJSONAPI docs
Facilities
- Anthropic-Amazon New Carlisle AI campus · New CarlisleOperating1.09 GW EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.
- Amazon AWS Data Center HyperscaleOperating
Interconnection-queue requests filed here (last two years)
Requests to connect generation or large loads, as the ISO/RTO publishes them. Filing is an application, not a commitment to build.
No dated queue filings for this county in the files we ingest (some ISOs don't publish a county or filing date).
Local impact
Water, on-site generation and air permits, incentives, regulatory events and large-load tariffs, where a source documents them. Counts are of sourced records, not of the state's totals.
Water & cooling
Not yet collected
On-site generation & air permits
Not yet collected
Incentives
Not yet collected
Utility & rates: large-load tariffs
- Indiana Michigan Power (AEP): Large load tariff settlement AnnouncedStated by the company or reported in the press; not yet backed by a filing or grid record.Indiana Utility Regulatory Commission · Feb 19, 2025 · source
Regulatory events
Not yet collected
Recent changes
- Mar 23, 2026 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. Current IT capacity: 626 MW → 910 MW
- Mar 23, 2026 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. Current facility power: 751 MW → 1.09 GW
- Mar 23, 2026 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. Buildings operational: 11 → 16
- Mar 23, 2026 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. New capacity online: Buildings 12-16 are operational. Based on how long previous buildings took, when they were in a similar state to Buildings 12-16 in December.
- Dec 23, 2025 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. Current IT capacity: 398 MW → 626 MW
- Dec 23, 2025 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. Current facility power: 478 MW → 751 MW
- Dec 23, 2025 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. Buildings operational: 7 → 11
- Dec 23, 2025 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. New capacity online: Buildings 8-11 are operational, given it's been over 7 months since their roofs were complete, and the backup generators and roof chimneys look complete. The roof is almost complete for Building 17 and 18.
- Jun 23, 2025 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. Buildings operational: 0 → 7
- Jun 23, 2025 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. Status: Under construction → Operating + expanding
- Jun 23, 2025 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. New capacity online: Buildings 1-7 are operational. Based on all of the roofs being completed for over 5 months.
- Feb 9, 2024 · Anthropic-Amazon New Carlisle EstimatedModeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. Construction started: Land clearing begins in the northern section