Hecate Energy Johanna Facility
Battery storage project in Orange County, California. 20 MW of nameplate capacity across 2 generators, operated by Hecate Energy Johanna Facility LLC.
Also known as EIA plant 62889
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 20 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- October 2021First generator online
- Operator
- Hecate Energy Johanna Facility LLCEIA operator ID 62763
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 2 CAISO nodesResource nodes with prices
- Location
- Orange County, CA33.7147, −117.8531
- EIA plant ID
- 62889EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Hecate Energy Johanna Facility produces
Free · EIA-923Net generation, 2025
−3.57 GWh
−3,572 MWh, final
Battery discharge, 2025
21.5 GWh
Charge 25.1 GWh
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2024 to 2025
−3.6–−3.3
GWh a year. Low 2025, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | Not reported | Not reported | 0 of 12 |
| 2018 | Not reported | Not reported | 0 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | Not reported | Not reported | 0 of 12 |
| 2021 | Not reported | Not reported | 0 of 12 |
| 2022 | Not reported | Not reported | 0 of 12 |
| 2023 | Not reported | Not reported | 0 of 12 |
| 2024 | −3,280 | Not reported | 12 of 12 |
| 2025 | −3,572 | Not reported | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Battery plants can report negative net generation, when charging uses more energy than they discharge.
Power prices and basis
Free account · CAISOEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| HEGJF | Batteries | 10.0 | October 2021 |
| HJFII | Batteries | 10.0 | October 2021 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Hecate Energy Johanna Facility LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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Questions about Hecate Energy Johanna Facility
How much power does Hecate Energy Johanna Facility produce?
Hecate Energy Johanna Facility reported −3,572 MWh (−3.57 GWh) of net generation in 2025.
Where is Hecate Energy Johanna Facility?
Hecate Energy Johanna Facility is in Orange County, California, at 33.7147, −117.8531. It is in the California Independent System Operator balancing area (CISO).
Who operates Hecate Energy Johanna Facility?
EIA-860M for August 2026 lists Hecate Energy Johanna Facility LLC as the operator (EIA operator ID 62763). The operator is not always the owner.
When did Hecate Energy Johanna Facility start operating?
Its first generator began operating in October 2021, according to EIA-860M.
Does InfraMap have power prices for Hecate Energy Johanna Facility?
Yes. InfraMap has CAISO day-ahead and real-time prices at 2 price nodes linked to Hecate Energy Johanna Facility, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- CAISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page