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Colocation Northwest (IsoFusion)

T-Mobile Bellevue Headquarters Data Center

King County, Washington

Operating

Capacity
1 MWreported
To protected land
~22miabout, from Cedar River Watershed Withdrawal
Imagery © Esri, Maxar, Earthstar Geographics

Not shown on the map. Telco closets, state and university systems, edge nodes. Mostly long-standing infrastructure. It stays in the tracker so you can find it, but it isn’t counted with the buildout.

  • Capacity1 MWreported: “It has access to 1.0 MW of power.”
  • FootprintSmall and edge
  • Grid regionBPA

The source

“It has access to 1.0 MW of power.”
Datacenters.com

Source-checked, read back against the document on Sep 10, 2026.

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