Demeter Storage

A 65 MW battery storage project in Caldwell County, Texas. Demeter Storage has asked to connect to the grid or filed for its first approvals; nothing on record yet commits money to it. Public records name Demeter Solar, LLC as its developer. No public record read so far names its builder.

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The record

What the public record says about Demeter Storage, as of 22 Oct 2026.

Stage	Queued
Construction start	Q3 2028 estimate
Size	65 MW
Location	Caldwell County, Texas (to about 10 km)
Developer	Demeter Solar, LLC
Grid operator	ERCOT
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.

Also developed by Demeter Solar, LLC

Project	Stage	Size
Demeter Storage 2Battery storage · Caldwell County, Texas	Queued	138 MW
Demeter SolarUtility solar · Caldwell County, Texas	Queued	88 MW

Every Demeter Solar, LLC project

Also in Caldwell County

Project	Stage	Size
Prime Data Centers LLC (Caldwell County)Data centers	Under construction	—
Elbus BESSBattery storage	Queued	201 MW
Metro BESSBattery storage	Queued	201 MW
Demeter Storage 2Battery storage	Queued	138 MW
Ardesia StorageBattery storage	Queued	100 MW
Demeter SolarUtility solar	Queued	88 MW

Every project in Caldwell County

Battery storage in Texas Every industry in Texas ERCOT queue How to tell a project is about to break ground

Questions

Demeter Storage, in short.

Where is Demeter Storage?

Demeter Storage is a 65 MW battery storage project in Caldwell County, Texas, in ERCOT'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 Demeter Storage?

Groundtrace estimates construction starts in the third quarter of 2028. 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 Demeter Storage?

Demeter Solar, LLC, as the public record names it.

Who is building Demeter Storage?

No public record read so far names a builder for Demeter Storage. Groundtrace leaves the field empty rather than guess, and fills it when a permit, a filing or the builder's own page names one.