AWS New Carlisle campus (Project Rainier)
New Carlisle, St. Joseph County, IN
Amazon Web Services, a hyperscale operator, is building AWS New Carlisle campus (Project Rainier) in New Carlisle, IN. Reported capacity is 2,250 MW with an estimated investment of $11 billion. Amazon's $11B+ Project Rainier campus (up to ~2.2 GW, ~909 diesel backup generators permitted) began operating in Oct 2025 but continues multi-building construction toward full buildout. Distinct from the separate 'New Carlisle 25' $12B developer proposal that was rejected. Largest Indiana data center project. (Source dated 2026-04-16.).
- 2,250 MWPlanned capacity
Project status
- Announced
- Permitting
- Under construction
- Operational
Recorded changes
Community sentiment
Should this project be built?
What’s next
Election Day is in 10 days.
Latest news
Nothing written about this data center yet. The latest from St. Joseph County, IN:
Records and documentation
Indiana state legislation
- IURC Cause No. 46097 - Indiana Michigan Power (AEP) Large-Load TariffIURC approved (Feb 2025) a modified large-load tariff for new/expanding loads >70MW single-site: 12-year minimum term, 80% minimum-billing-demand floor, 24-month collateral, exit fee. Settling parties included OUCC, Amazon, Google, Microsoft, Data Center Coalition -- driven by AWS's ~$11B "Project Rainier" (New Carlisle) and Google's Fort Wayne data center.Download
- IURC Cause No. 46183 - NIPSCO GenCo Dedicated-Generation FrameworkIURC approved (Sept 2025, reaffirmed Nov 2025) a settlement letting GenCo (a NIPSCO affiliate) own/build dedicated generation for large loads so existing customers aren't cost-burdened. Built to serve Amazon data centers.Download
- IURC Cause No. 46322 - NIPSCO/GenCo Special Contract + PPA (Amazon)Order issued June 2026 -- GenCo to build two 1.3GW gas plants + 400MW/4hr battery storage, power delivery to Amazon starting Jan 2027 ramping to 2.4GW by 2032. NIPSCO projects ~$1B ratepayer savings.Download
- IURC Cause No. 45647 - Duke Energy Indiana TDSIC (Meta Jeffersonville Cost Recovery)Ongoing transmission/distribution infrastructure cost-recovery docket; ~$216M of network upgrades tied to the Meta Jeffersonville data center were recovered through this mechanism, later reviewed by the Indiana Supreme Court on cost allocation.Download
- SB0079 - Data center development.Description comingDownload
- HB1245 - IURC study of data centers.Description comingDownload
Site details
- Operator
- Amazon Web Services
- County
- St. Joseph County, IN
- Capacity
- 2,250 MW
- Address
- New Carlisle, IN
- Stage
- Under construction
Size: not on file
Map
Photos
St. Joseph County Council votes to begin data center ban processSouth Bend Tribune
Executive order bars South Bend city staff signing data center NDAsSouth Bend Tribune
South Bend mayor signs executive order prohibiting data center NDAsSouth Bend Tribune
An $8 billion Treasury break helped Meta’s tax rate hit 2%. Senators want data center tax answersFortune
The states with the fewest and most data centers, rankedBusiness Insider
Finns Are Seething After Google Illegally Toppled 250,000 Trees for a Data CenterMother Jones
Google offer to pay others to help data center powerArkansas Online
This bill would make data centers pay their own way for powerSalt Lake City Deseret News
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