Holcomb (TX) — 10 MW battery storage, La Salle County, TX

Holcomb (TX) — 10 MW battery storage, La Salle County, TX · Ask the Grid

Generation and physical site

EIA plant 65829 · Inventory for Aug 2026.

Reported operating nameplate by technology

Battery storage: 9.9 MW

Operating generators only. Battery power is in MW; stored energy is in MWh. These ratings do not establish a shared export limit.

Generator records (1)

EIA generator status and nameplate capacity for Holcomb (TX)
Generator	Technology	Status	Power (MW)	Energy (MWh)
HOLCO	Batteries	Operating	9.9	9.9

Physical map location · OpenStreetMap: 28.03371, -99.36313
Filed location · EIA: 28.03534, -99.36173

Sources and observation dates

Inventory source: EIA-860M workbook (preliminary)
EIA reporting month: Aug 2026
EIA retrieved: Oct 10, 2026
OSM extract: Oct 9, 2026
OSM last mapped edit: Nov 24, 2025
Map prepared: Oct 10, 2026
Field verification: Not reported

Reporting month describes the inventory. Retrieval and map preparation describe processing; an OSM edit does not establish an in-service date.

EIA source inventory

Units and generators

Operating generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
HOLCO	9.9 MW 9.9 MW summer	Batteries Electricity used for energy storage · BA	Jan 2023	Operating

Related parties and identifiers

Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.

Relationship graph

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AssetOwner / operatorMarket / regulatorRelated asset

Parties and identifiers

OrganizationRoleBasis

HEN Infrastructure, L.L.C.OwnerOwner

Hunt Energy Network, L.L.C.Operator / developerDeveloper and operator

Reporting portfolio

EIA reporting entity

HEN Infrastructure, L.L.C.

Entity 65076

Operating portfolio

31 plants

1 states

Reported capacity

317.3 MW

Batteries · Petroleum Liquids

Largest reported plants in this portfolio
Largest reported plants	Capacity	State
Olney	19.8 MW	TX
Toyah Power Station	10.4 MW	TX
Russek	9.9 MW	TX
Junction (TX)	9.9 MW	TX
Mineral Wells East BESS	9.9 MW	TX
Gomez	9.9 MW	TX
Caterina

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Mar 2021
Mar 2021
HEN Infrastructure portfolio venture formed and financedprnewswire....
Manulife committed $225 million to form HEN Infrastructure, L.L.C. with Hunt Energy Network for a portfolio of distribution-level energy-storage assets in ERCOT. The announcement does not allocate a project-level amount to Holcomb.
Aug 2022
Aug 2022
EIA/FERC plant record establishedmbrweb.ferc...
EIA plant 65829 is listed as Holcomb (TX), owned by HEN Infrastructure, L.L.C., in La Salle County, with generator ID HOLCO, 9.9 MW nameplate capacity, and an operating month/year of August 2022.
Jan 2023
Jan 2023
Generator enters operationEIA-860
EIA-860 lists generator HOLCO with this operating date.
Jan 21, 2023
Jan 21, 2023
Commercial Operation Reportedinterchange...
The Texas Public Utility Commission generating-capacity filing lists Holcomb / HOLCOMB BESS as a 9.9 MW battery-storage unit with generator-operation date January 21, 2023.
Aug 29, 2024
Aug 29, 2024
Ownership and operating roles reaffirmedinterchange...
A PUCT filing states that HEN Infrastructure owns distribution-connected energy-storage resources and that Hunt Energy Network develops and operates all HEN Infrastructure resources.
Aug 23, 2026
Aug 23, 2026
Latest disclosed generation interval
ERCOT SCED disclosure is delayed, so plant performance windows end at the latest disclosed interval.

Sources

PublisherReferenceType

U.S. Energy Information AdministrationEIA-860 generator inventoryFederal registry

U.S. Energy Information AdministrationEIA-923 generation filingsFederal filing

ERCOTERCOT 60-Day SCED disclosureMarket disclosure

Common questions about Holcomb (TX)

Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.

How big is Holcomb (TX)?

Holcomb (TX) reports 9.9 MW battery storage of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Aug 2026.

What kind of plant is Holcomb (TX)?

Holcomb (TX) is a batteries facility in La Salle County, TX, participating in the ERCOT market.

Where is Holcomb (TX) located?

Holcomb (TX) is in La Salle County, TX, inside the ERCOT balancing area.

Who operates Holcomb (TX)?

Holcomb (TX) is operated by HEN Infrastructure, L.L.C. according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Holcomb (TX) generate?

Holcomb (TX) reported 1.3 GWh over the twelve months to 2024-12. For a storage plant this is reported gross generation — a discharge proxy, not a cycle count or a conventional capacity factor.

How does Holcomb (TX) compare to other plants?

By capacity, Holcomb (TX) ranks #554 of 1,061 operating plants of the same technology nationally. It ranks #165 of 254 in TX.

Overview

Infrastructure record

Overview

Infrastructure record

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Structured profile

Generation and physical site

Reported operating nameplate by technology

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Poteet

Units and generators

Performance

Peer context

Monthly generation

ERCOT disclosed dispatch

Dispatch

Output by hourlocal time · 90 days through Aug 23, 2026

Latest disclosed outputhourly · 2 weeks ending Aug 23, 2026

Settlement price economics

Grid and market context

Market registration

Operating context

Interconnection record

Nearby substations

Commercial, land, and environmental record

Transactions and agreements