Two 150 MW phases built with 184 Hithium containers
PP Jaguar BESS LLC is a battery facility in McLennan County, Texas, registered as EIA Plant ID 69298 in ERCOT. Owner records report two operating phases totaling 300 MW / 680 MWh and 184 Hithium battery containers; Mortenson documents its balance-of-plant and energy-management-system EPC work.
Answers use this researched asset profile with live ERCOT data. Ask about ownership, equipment, project history, or current grid context.
Live ERCOT public data · answers can be wrong, verify against source data or the ISO.
Two 150 MW / 340 MWh phases.
Hithium HC 4.179 MWh.
Mapped infrastructure geometry associated with this asset.
Illustrative BESS equipment layout for comparing sites. Not an as-built site map.
Mapped infrastructure geometry associated with this asset.
Similar plants ranked by technology, capacity, and distance.
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| ESR1 | 150 MW 150 MW summer | Batteries Electricity used for energy storage · BA | Dec 2025 | Operating |
| ESR2 | 150 MW 150 MW summer | Batteries Electricity used for energy storage · BA | Dec 2025 | Operating |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
Project milestones and public references behind the asset profile.
EIA-923 reports gross generation and net grid exchange for storage plants. Gross generation is shown as a discharge proxy; it is not a cycle count or conventional capacity factor.
Matched to the latest available ERCOT generation-interconnection queue record. Queue status and completion dates describe the queue record; operating status is verified separately against plant and market registrations.
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
PP Jaguar BESS LLC has a reported capacity of 300 MW. Source: EIA Form 860M.
PP Jaguar BESS LLC is a Battery storage facility in McLennan County, TX, participating in the ERCOT market.
PP Jaguar BESS LLC is in McLennan County, TX, inside the ERCOT balancing area.
PP Jaguar BESS LLC is operated by PP Jaguar BESS LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
PP Jaguar BESS LLC reported 87.8 GWh over the twelve months to 2026-04. For a storage plant this is reported gross generation — a discharge proxy, not a cycle count or a conventional capacity factor.
By capacity, PP Jaguar BESS LLC ranks #11 of 962 operating plants of the same technology nationally. It ranks #3 of 223 in TX.
Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.