2001 Sixth Avenue (Westin Building)

The Westin Building is the telecommunications hub and internet gateway for the Pacific Northwest. This 34-story facility provides access to our premier carrier-neutral Meet-Me Rooms (MMRs), colocation services, and downtown office space. Originally built as a high-rise office building in 1981, the Westin Building has been significantly upgraded with a robust electrical and mechanical infrastructure. Today, the building consists of approximately 290,000 sq. ft. of colocation, data centre, and technical space as well as 110,000 sq. ft. of office space.

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Available services in Seattle

Data Centres

Check out our full list of services including colocation, build to suit, and a focus on sustainability for a complete data centre ecosystem strategy.


Interconnection is at the heart of our Digital Realty data centres enabling secure, fast, and reliable interconnect connectivity throughout our ecosystem.

Facility Specs

  • 34 stories
Utility Power Capacity
  • 16,500 kW
Total Building Size
  • 400,400 ft²
Flood Risk
  • Outside 500 year flood plain
Seismic Rating
  • Zone 4
UPS Power Capacity (kW)
  • 8,600 kW
UPS Redundancy
  • N+2
DC Power
  • Available
Generator Power Capacity (kW)
  • 8,600 kW
Cooling Plant Redundancy
  • N+1
Roof Construction
  • Membrane and Reinforced Concrete Decking
Max. Floor Loading (lbs./sqft.)
  • 150 ft²
Security Infrastructure
  • CCTV with 90 day backup
  • Biometric / Photo Badge Access
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