How big is Rattlesnake (TX)?

Rattlesnake (TX) has a reported capacity of 9.9 MW. Source: EIA Form 860M.

What kind of plant is Rattlesnake (TX)?

Rattlesnake (TX) is a batteries facility in Ward County, TX, participating in the ERCOT market.

Where is Rattlesnake (TX) located?

Rattlesnake (TX) is in Ward County, TX, inside the ERCOT balancing area.

Who operates Rattlesnake (TX)?

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

Rattlesnake (TX) — 10 MW battery storage, Ward County, TX

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Rattlesnake (TX) — 10 MW battery storage, Ward County, TX · Ask the Grid

Overview

Nameplate capacity: 9.9 MW
Canonical EIA plant baseline.
Registry anchor: Plant 65833
plant-65833
Resource stack: 1 resource
RTLSNAKE_ESR1

Structured profile

Technology: Batteries
Operator: HEN Infrastructure, L.L.C.

Related assets

Similar plants ranked by technology, capacity, and distance.

Lonestar

Batteries · 9.9 MW

Ward County

Same typeComparable scale2 mi away

Compare with this plant

Swoose I

Batteries · 9.9 MW

Ward County

Same typeComparable scale11 mi away

Compare with this plant

Performance

Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.

ERCOT disclosed dispatch

1 ERCOT market resource · Battery / storage

Dispatch

3 mo through Jul 9, 2026

Avg discharge

0 MW

Peak output

9 MW

Capacity factor

Cycles / day

0.45

Discharging

Charging

13%

Cycles/day is discharged energy vs. usable capacity (~11 MWh). Capacity factor is avg discharge vs. peak.

Output by hourlocal time · 90 days through Jul 9, 2026

0:006:0012:0018:0024:00

Latest disclosed outputhourly · 2 weeks ending Jul 9, 2026

Rattlesnake (TX) output0MW

Generation from ERCOT's 60-Day SCED Disclosure (≈60-day lag), summed over this site's market resources.

Grid and market context

Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.

Market registration

ERCOT public disclosures

Settlement point

RTLSNAKE_BT

high confidence spatial and capacity match

Market resources

1 resource

Commercial, land, and environmental record

Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.

Transactions and agreements

Commercial Operation

Jun 2022

Rattlesnake BESS entered commercial operation. The Texas PUC generating-capacity report records the unit operation date as June 2, 2022. The ERCOT BESS database records a commissioning date of June 23, 2022. Both dates fall within June 2022 and likely reflect different regulatory reporting conventions.

HEN Infrastructure, L.L.C.

interchange.puc.texas.gov

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

Drag organizations to explore the network. Select a node to pin its details and available page link.

AssetOwner / operatorOrganizationMarket / regulatorRelated asset

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Mar 2021
Mar 2021
HEN Infrastructure portfolio funding commitment from Manulifemanulifeim....
Manulife Investment Management committed $225 million to form HEN Infrastructure, L.L.C. with Hunt Energy Network to develop and operate a portfolio of distribution-level energy storage assets in ERCOT. This commitment is portfolio-level; no project-specific allocation to Rattlesnake BESS was stated.
Jun 2022

Rattlesnake (TX)

Rattlesnake (TX)

Overview

Structured profile

Related assets

Lonestar

Swoose I

Performance

ERCOT disclosed dispatch

Dispatch

Output by hourlocal time · 90 days through Jul 9, 2026

Latest disclosed outputhourly · 2 weeks ending Jul 9, 2026

Grid and market context

Market registration

Commercial, land, and environmental record

Transactions and agreements

Related parties and identifiers

Relationship graph

Timeline and sources

Project timeline

Cedarville (TX)

TX8 Worsham

Saddleback

Sandlake

Settlement price economics

Operating context

Interconnection record

Nearby substations

Parties and identifiers

Sources

Common questions about Rattlesnake (TX)

How big is Rattlesnake (TX)?

What kind of plant is Rattlesnake (TX)?

Where is Rattlesnake (TX) located?

Who operates Rattlesnake (TX)?

Co-located assets