Hummingbird Energy Storage LLC
Battery storage project in Santa Clara County, California. 75 MW of nameplate capacity across 1 generator, operated by Hummingbird Energy Storage, LLC.
Also known as EIA plant 65395
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 75 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- March 2026First generator online
- Operator
- Hummingbird Energy Storage, LLCEIA operator ID 64738
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Santa Clara County, CA37.2392, −121.7793
- EIA plant ID
- 65395EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Hummingbird Energy Storage produces
Free · EIA-923Net generation, 2025
Not reported
Not reported MWh, final. 0 of 12 months reported
Battery discharge, 2025
Not reported
Charge Not reported
January to July 2026
−4.51 GWh
Provisional. 5 of 7 months reported
| 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 | Not reported | Not reported | 0 of 12 |
| 2025 | Not reported | Not reported | 0 of 12 |
| 2026 (provisional, partial year) | −4,506 | Not reported | 5 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 |
|---|---|---|---|
| HUMB1 | Batteries | 75.0 | March 2026 |
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 Hummingbird Energy Storage, 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 Hummingbird Energy Storage
Where is Hummingbird Energy Storage LLC?
Hummingbird Energy Storage LLC is in Santa Clara County, California, at 37.2392, −121.7793. It is in the California Independent System Operator balancing area (CISO).
Who operates Hummingbird Energy Storage LLC?
EIA-860M for August 2026 lists Hummingbird Energy Storage, LLC as the operator (EIA operator ID 64738). The operator is not always the owner.
When did Hummingbird Energy Storage LLC start operating?
Its first generator began operating in March 2026, according to EIA-860M.
Does InfraMap have power prices for Hummingbird Energy Storage LLC?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Hummingbird Energy Storage LLC, 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