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Data center project · Matanuska-Susitna Borough, Alaska

Terra Energy Center data center marketing site (Port MacKenzie)

Site zoned or marketed · The Mat-Su Borough Assembly overrode the mayor's veto to start a two-year partnership helping Terra Energy Center find a data center or other large power user for borough land near Port MacKenzie, where Terra holds a temporary permit on about 1,000 acres.

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Status
Site zoned or marketed · as of March 17, 2026
Location
Borough land near Port MacKenzie; Big Lake and West Susitna Access Road parcels named as alternatives (coordinates approximate) · Matanuska-Susitna Borough
Status note
The borough agreed to help Terra Energy market sites to data centers or other large power users; the borough said it had received no data center proposal.
Land
1,000 acres
Developer and team
Terra Energy Center Corp. (Flatlands Energy)
End user
None identified
Utility
Intended as the anchor customer for a coal-fired plant with carbon capture that parent Flatlands Energy proposes near Skwentna
Evidence
News reports; primary records not yet obtained
Size class
50 MW or more (tracker scope)
Map position approximate, from the reported address or area. Updated Oct. 17, 2026.

Updates, newest first

  1. March 27, 2026 The borough manager said no data center proposals had been received. (Anchorage Daily News, March 27, 2026)
  2. March 17, 2026 After Mayor Edna DeVries vetoed it, the Assembly overrode the veto 6-1; more than a dozen people testified against data centers in Mat-Su. (Anchorage Daily News (from the Mat-Su Sentinel), March 19, 2026)
  3. March 2, 2026 The Mat-Su Assembly approved the Terra partnership resolution 5-2; the borough had also issued a request for interest seeking data centers or other large power users. (Anchorage Daily News (from the Mat-Su Sentinel), March 11, 2026)

Conflicts and open questions

  • The 1,000 acres is Terra's revocable five-year borough permit near the port, per the port director; the resolution does not commit the borough to sell or lease land.
  • Borough resolution number and minutes not opened.

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