Ignacio Grid Energy Storage System

Ignacio Grid Energy Storage System is a 100 MW battery storage project in Hidalgo County, Texas, operated by Ignacio Grid, LLC. EIA-860M lists 1 generating unit here, inside ERCOT. Its unit entered service in 2023.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Nameplate capacity
100 MW
100 MW net summer
Generating units
1
In service
2023
EIA plant ID
64089

Where it is

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County
Hidalgo County, Texas
Coordinates
26.1669, -98.325
Balancing authority
ERCO
Sector
IPP Non-CHP

Units, technology and status

Operator of record
Ignacio Grid, LLC
Primary energy source
Battery
Technologies
Batteries
Status
Operating

Every plant Ignacio Grid, LLC reports to EIA →

Ignacio Grid Energy Storage System: FAQ

Where is Ignacio Grid Energy Storage System?
In Hidalgo County, Texas (TX). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Ignacio Grid Energy Storage System?
100 MW of nameplate capacity across 1 unit, as of the EIA-860M release for 2026-07.
Who owns Ignacio Grid Energy Storage System?
EIA-860M names Ignacio Grid, LLC as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Ignacio Grid Energy Storage System LLC?
Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Ignacio Grid, LLC here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Ignacio Grid Energy Storage System LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Ignacio Grid Energy Storage System still running?
EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.