FACILITY PROFILE · WA

AWS Wallula Gap Campus

Amazon Web Services · Wallula · WA

PROJECT FACTS

Facility overview

Proposed

Operator: Amazon Web Services
Location: Wallula, Walla Walla, WA
Operating power capacity: Not publicly reported
Planned power capacity: 300.0 MW
AI classification: Confirmed
Source confidence: Confirmed
Reported energy source: grid
Reported utility: Columbia Rural Electric Assn, Inc
Cooling system: hybrid
Location accuracy: exact
Original announcement: 2024-10
Source record updated: 2026-09-14

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

AWS likely behind $4.8bn data center in Walla Walla, Washington ↗2026-07-07

Port of Walla Walla names Amazon Data Services as Wallula Gap buyer ↗2026-07-08

HIFLD Electric Retail Service Territories (ORNL/DOE-CESER, 2023-08 vintage) ↗2026-07-23

Tri-Cities Area Journal of Business — 'Transformative' $5 billion data center campus planned for Wallula ↗2026-07-25

Amazon to hold Burbank open house on Walla Walla County data center plan ↗2026-08-22

Amazon's proposed data center application deemed complete by Walla Walla County ↗2026-09-05

Walla Walla County Community Development — Amazon data center project page ↗2026-09-14

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