FACILITY PROFILE · IN

Jefferson Proving Ground Data Center

Undisclosed · Madison · IN

PROJECT FACTS

Facility overview

Permitted

Operator: Undisclosed
Location: Madison, Jefferson, IN
Operating power capacity: Not publicly reported
Planned power capacity: Not publicly reported
AI classification: Likely
Source confidence: Reported
Reported energy source: Not publicly reported
Reported utility: Not publicly reported
Cooling system: closed_loop
Location accuracy: approximate
Original announcement: 2026
Source record updated: 2026-09-21

Operating MW and planned MW are separate disclosures, not automatically additive. Blank values mean no established source figure; they do not mean zero. Geolocation may be approximate or represent multiple sites.

SOURCE DOCUMENTATION

Original source links

Commissioners uphold decision to allow a data center on 550 acres at Jefferson Proving Grounds ↗2026-08-05

Zoning board allows controversial Madison data center project to move forward ↗2026-08-05

Proposed JPG data center could generate $60M taxes annually ↗2026-09-21

Questions persist about who will power the massive data center near Madison, Indiana ↗2026-08-05

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