FACILITY PROFILE · CA

STACK SVY03A

STACK Infrastructure · Hayward · CA

PROJECT FACTS

Facility overview

Under Construction

Operator: STACK Infrastructure
Location: Hayward, Alameda, CA
Operating power capacity: Not publicly reported
Planned power capacity: 67.2 MW
AI classification: Not classified
Source confidence: Confirmed
Reported energy source: grid
Reported utility: Not publicly reported
Cooling system: Not publicly reported
Location accuracy: approximate
Original announcement: Not publicly reported
Source record updated: 2026-09-29

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

CEQAnet Mitigated Negative Declaration filing (SCH# 2025030999) ↗2026-08-16

STACK SVY03A backup generating system docket (23-SPPE-01) ↗2026-08-02

Data center development applications ↗2026-09-29

Who approved Hayward's largest data center? ↗2026-09-14

Hayward data center under public scrutiny as loopholes pile up ↗2026-08-02

Data Center Development Applications — City of Hayward (STACK SVY03A listed as Under construction) ↗2026-09-14

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