Sky Ranch BESS II
Battery storage project in Valencia County, New Mexico. 100 MW of nameplate capacity across 1 generator, operated by Sky Ranch Bess II.
Also known as EIA plant 68617
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 100 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- November 2025First generator online
- Operator
- Sky Ranch Bess IIEIA operator ID 66988
- Grid
- PNMBalancing authority PNM
- Price nodes
- None linkedNo verified ISO node
- Location
- Valencia County, NM34.7816, −106.7769
- EIA plant ID
- 68617EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Sky Ranch BESS II produces
Free · EIA-923Net generation, 2025
−3.00 GWh
−2,997 MWh, final. 2 of 12 months reported
Battery discharge, 2025
23.9 GWh
Charge 26.9 GWh
January to July 2026
−11.1 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 | Not reported | Not reported | 0 of 12 |
| 2025 | −2,997 | Not reported | 2 of 12 |
| 2026 (provisional, partial year) | −11,083 | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
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 |
|---|---|---|---|
| SRII | Batteries | 100.0 | November 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 Sky Ranch Bess II 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 Sky Ranch BESS II
How much power does Sky Ranch BESS II produce?
Sky Ranch BESS II reported −2,997 MWh (−3.00 GWh) of net generation in 2025. From January to July 2026 it reported −11.1 GWh, which is provisional. 2 of 12 months were reported for 2025.
Where is Sky Ranch BESS II?
Sky Ranch BESS II is in Valencia County, New Mexico, at 34.7816, −106.7769. It is in the Public Service Company of New Mexico balancing area (PNM).
Who operates Sky Ranch BESS II?
EIA-860M for August 2026 lists Sky Ranch Bess II as the operator (EIA operator ID 66988). The operator is not always the owner.
When did Sky Ranch BESS II start operating?
Its first generator began operating in November 2025, according to EIA-860M.
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)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page