Facts at a glance
- Record ID
stack-svy03a-hayward- Record type
- campus
- Developer
- STACK Infrastructure
- Operator
- Not named in the cited records
- Owner
- Owner of record not established
- Tenant
- Not named in the cited records
- Capacity
- up to 76.6 MW onsite generation planned · campus scope
Proposed emergency backup-generation capacity in the CEC exemption record; not an issued air permit, IT capacity or utility load. - Location
- 26203 Production Avenue, Hayward, CA
County: Alameda County
exact — Parcels 461-0085-016-00 and 461-0085-052-01. - Physical scale
- Physical scale: 11.3 acres and two planned data-center buildings.
What the sources support
Hayward lists STACK SVY03A as under construction and records Planning Commission approval of SPR-23-0036 on May 22, 2025 with no appeal.
Definitions: record units · roles · capacity boundaries · lifecycle stages.
What remains unknown
- operator or tenant
- critical IT capacity
- utility service capacity
- completion and energization dates
Sources
-
California Energy Commission — STACK SVY03A, Docket 23-SPPE-01 →Gov. record
Exact location Project summary and Project Description
What it supports Project owner, address, planned buildings and backup-generation capacity.
-
CEQAnet SCH 2025030999 — SVY03A →Gov. record
Exact location Document Description and Location
What it supports Applicant, city, county, acreage, parcels and earlier 67.2 MW generation figure.
-
City of Hayward Data Center Development Applications →Gov. record
Exact location FAQ: Are there currently data centers in Hayward? — STACK SVY03A
What it supports Construction status, planning approval and current generation figure.
Record history
Record history · 24 March 2025 · DataCenterData review
stack-svy03a-hayward → Record
Why CEQAnet described 67.2 MW of emergency generation.
Evidence No additional evidence link; see the linked record or claim.
Record history · 22 May 2025 · DataCenterData review
stack-svy03a-hayward → Record
Why Planning Commission approved SPR-23-0036.
Evidence No additional evidence link; see the linked record or claim.
Record history · 12 September 2026 · DataCenterData review
stack-svy03a-hayward → Record
Why Current CEC and city pages state 76.6 MW; the earlier 67.2 MW remains historical, not additive.
Evidence No additional evidence link; see the linked record or claim.
Data + actions
Permanent link for citing this record →
Suggest a correction → Record ID stack-svy03a-hayward and the page are prefilled. Accepted material corrections appear on Changes.