Facility or project event · Application deemed complete · Official record
Application deemed complete on 24 August 2026: Amazon Attalia Data Center Campus (WA) — county determination of completeness dated 24 August 2026
Walla Walla County Community Development Department determined on August 24, 2026 that the Site Development Permit and SEPA applications (SDP26-01, SEPA26-05) filed by Amazon Data Services, Inc. were complete for review; the applications concern the Amazon Attalia Data Center Campus, and the county stated that no final decision had been made.
- Event date
- 'Date: 8/24/2026' field on the Determination of Completeness; Notice of Application item 3 repeats 'August 24, 2026'.
- Source dated
- Date field and page footer '8/24/2026' on the determination.
- Source accessed
- Retrieved by DataCenterData; not an event date.
- Added to Latest updates
- When this entry entered the updates log; not an event date.
- Event type
- Application deemed complete · Filings and reviews
- Evidence basis
- Official record · Walla Walla County Community Development Department
- Confidence
- HighReceiving body's own dated notice; entity link by project name, file numbers and parcel.
- State
- Washington
- Linked records
- Amazon Attalia Data Center Campus
amazon-attalia-walla-walla - Linked claims
- None linked
What the source says
The application listed above are deemed to be complete because they have been reviewed and determined to be complete pursuant to WWCC 14.07.050(A).
Where: Page 2 of 2, body paragraph; 'Date: 8/24/2026' on page 1
Source: Determination of Completeness — SDP26-01, SEPA26-05
An archive request failed; no archived copy is linked.
What this does not establish
- Any approval or permit issuance
- Construction start
- Completion, energization or operation
Still unknown
- SEPA threshold determination and its date
- Final land-use decision and any appeal
- Operator/tenant and IT or utility capacity
- Ecology air-permit (Notice of Construction) filing status
Identifiers
Event ID e08a14f03d52c3d28456ea1f20163ced07ae5545e9e570480828ce679ade7d2b. The ID is derived from the event itself and never changes. A later correction would be published as a separate, linked entry.