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Battery storage · San Mateo County, California
BAYLANDS BATTERY
A 250 MW battery storage project in San Mateo County, California. BAYLANDS BATTERY has money committed on record: a signed interconnection agreement, a financing close or a tax-credit filing. No public record read so far names its builder.
The record
What the public record says about BAYLANDS BATTERY, as of 23 Oct 2026.
| Stage | Financed |
|---|---|
| Construction start | Q1 2029 estimate |
| Size | 250 MW |
| Location | San Mateo County, California (to about 10 km) |
| Developer | Not named in any record read |
| Grid operator | CAISO |
| Builder (EPC) | Not named yet |
| Trade subcontractors | in the app |
| People to call | in the app |
| Phase windows | in the app |
Every fact in the app links to the public record behind it, with how many records agree and whether it is confirmed, reported or an estimate. What the terms mean.
What happened
Each change dated by the scene or the document, newest first.
No change on record since Groundtrace started tracking it.
Who was named on it, and when, is in the app.
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Questions
BAYLANDS BATTERY, in short.
Where is BAYLANDS BATTERY?
BAYLANDS BATTERY is a 250 MW battery storage project in San Mateo County, California, in CAISO's interconnection queue. The public page places it to within about ten kilometres; the precise location is in the subscriber record.
When does construction start on BAYLANDS BATTERY?
Groundtrace estimates construction starts in the first quarter of 2029. This is an estimate from the project's filings, not a date any record states; the exact date and the record behind it are in the subscriber record.
Who is developing BAYLANDS BATTERY?
No public record read so far names its developer.
Who is building BAYLANDS BATTERY?
No public record read so far names a builder for BAYLANDS BATTERY. Groundtrace leaves the field empty rather than guess, and fills it when a permit, a filing or the builder's own page names one.
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