Menifee Power Bank
Battery storage project in Riverside County, California. 680 MW of nameplate capacity across 5 generators, operated by Nova Power, LLC.
Also known as EIA plant 66494
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 680 MWNameplate
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- June 2024First generator online
- Operator
- Nova Power, LLCEIA operator ID 65550
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 5 CAISO nodesResource nodes with prices
- Location
- Riverside County, CA33.7390, −117.1698
- EIA plant ID
- 66494EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Menifee Power Bank produces
Free · EIA-923Net generation, 2025
−117 GWh
−117,451 MWh, final
Battery discharge, 2025
846 GWh
Charge 963 GWh
January to July 2026
−82.1 GWh
Provisional
| 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 | −59,437 | Not reported | 7 of 12 |
| 2025 | −117,451 | Not reported | 12 of 12 |
| 2026 (provisional, partial year) | −82,136 | Not reported | 7 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 |
|---|---|---|---|
| NOVA1 | Batteries | 230.0 | June 2024 |
| NOVA2 | Batteries | 230.0 | July 2024 |
| NOVA3 | Batteries | 50.0 | August 2024 |
| NOVA4 | Batteries | 110.0 | September 2024 |
| NOVA5 | Batteries | 60.0 | July 2025 |
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 Nova Power, 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 Menifee Power Bank
How much power does Menifee Power Bank produce?
Menifee Power Bank reported −117,451 MWh (−117 GWh) of net generation in 2025. From January to July 2026 it reported −82.1 GWh, which is provisional.
Where is Menifee Power Bank?
Menifee Power Bank is in Riverside County, California, at 33.7390, −117.1698. It is in the California Independent System Operator balancing area (CISO).
Who operates Menifee Power Bank?
EIA-860M for August 2026 lists Nova Power, LLC as the operator (EIA operator ID 65550). The operator is not always the owner.
When did Menifee Power Bank start operating?
Its first generator began operating in June 2024, according to EIA-860M.
Does InfraMap have power prices for Menifee Power Bank?
Yes. InfraMap has CAISO day-ahead and real-time prices at 5 price nodes linked to Menifee Power Bank, 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