Data center project · Penobscot County, Maine
Nautilus Data Technologies, former Great Northern Paper mill site
Withdrawn · A 60 MW, $300 million data center announced in 2021 on 13 acres of the old Millinocket mill site, later dropped by the developer.
- Status
- Withdrawn · as of April 2025
- Location
- Our Katahdin's former mill site, Millinocket · Penobscot County
- Status note
- Announced in 2021; reported dead in April 2025 because the site could not get enough power to win the AI customer the company sought.
- Power
- 60 MW
60 MW of planned critical IT load at full build, as announced in 2021. - Floor area
- 84,000 sq ft
- Land
- 13 acres
- Investment
- $300 million (announced)
- Developer and team
- Nautilus Data Technologies
- Evidence
- News reports; primary records not yet obtained
- Size class
- 50 MW or more (tracker scope)
Updates, newest first
- April 16, 2025 DatacenterDynamics, following an April 9 BDN report, wrote that the site owner considered the project dead because Nautilus could not supply enough power to land an AI customer; the Press Herald and BDN repeated that account later in 2025. (DatacenterDynamics, April 16, 2025; Bangor Daily News, Oct. 14, 2025; Portland Press Herald, Sept. 23, 2025)
- June 5, 2021 Nautilus and Our Katahdin, the nonprofit that owns the site, announced a 99-year lease for a data center planned to grow to 60 MW of IT load. (Mainebiz, June 7, 2021)
Conflicts and open questions
- No withdrawal announcement by Nautilus was found; the April 9, 2025 BDN story was not opened, and the company did not comment to DatacenterDynamics.
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