New-Indy Ontario Mill
Natural gas power plant in San Bernardino County, California. 33 MW of nameplate capacity across 2 generators, operated by New-Indy Ontario LLC.
Also known as EIA plant 10427
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 33 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- November 2019First generator online
- Operator
- New-Indy Ontario LLCEIA operator ID 22091
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- San Bernardino County, CA34.0454, −117.5402
- EIA plant ID
- 10427EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power New-Indy Ontario Mill produces
Free · EIA-923Net generation, 2025
245 GWh
244,749 MWh, final
Capacity factor, 2025
84.7%
2024: 84.8%
January to July 2026
141 GWh
Provisional
Range, 2015 to 2025
227.1–260.6
GWh a year. Low 2018, high 2015
| 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 | 261,962 | Not reported | 12 of 12 |
| 2004 | 249,821 | Not reported | 12 of 12 |
| 2005 | 247,781 | Not reported | 12 of 12 |
| 2006 | 185,982 | Not reported | 12 of 12 |
| 2007 | 284,366 | Not reported | 12 of 12 |
| 2008 | 275,480 | Not reported | 12 of 12 |
| 2009 | 271,632 | Not reported | 12 of 12 |
| 2010 | 264,924 | 88.9% | 12 of 12 |
| 2011 | 269,754 | 90.6% | 12 of 12 |
| 2012 | 275,868 | 92.4% | 12 of 12 |
| 2013 | 272,692 | 91.6% | 12 of 12 |
| 2014 | 259,044 | 87.0% | 12 of 12 |
| 2015 | 260,592 | 87.5% | 12 of 12 |
| 2016 | 244,988 | 82.0% | 12 of 12 |
| 2017 | 241,924 | 81.2% | 12 of 12 |
| 2018 | 227,147 | 76.3% | 12 of 12 |
| 2019 | 231,048 | Not reported | 12 of 12 |
| 2020 | 251,356 | 86.7% | 12 of 12 |
| 2021 | 248,417 | 85.9% | 12 of 12 |
| 2022 | 251,976 | 87.2% | 12 of 12 |
| 2023 | 246,430 | 85.2% | 12 of 12 |
| 2024 | 245,944 | 84.8% | 12 of 12 |
| 2025 | 244,749 | 84.7% | 12 of 12 |
| 2026 (provisional, partial year) | 140,901 | 83.9% | 7 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
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.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GEN2 | Natural Gas Fired Combustion Turbine | 16.5 | November 2019 |
| GEN3 | Natural Gas Fired Combustion Turbine | 16.5 | November 2019 |
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 New-Indy Ontario LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about New-Indy Ontario Mill
How much power does New-Indy Ontario Mill produce?
New-Indy Ontario Mill reported 244,749 MWh (245 GWh) of net generation in 2025, a 84.7% capacity factor on 33 MW of nameplate capacity. From January to July 2026 it reported 141 GWh, which is provisional.
Where is New-Indy Ontario Mill?
New-Indy Ontario Mill is in San Bernardino County, California, at 34.0454, −117.5402. It is in the California Independent System Operator balancing area (CISO).
Who operates New-Indy Ontario Mill?
EIA-860M for August 2026 lists New-Indy Ontario LLC as the operator (EIA operator ID 22091). The operator is not always the owner.
When did New-Indy Ontario Mill start operating?
Its first generator began operating in November 2019, according to EIA-860M.
Does InfraMap have power prices for New-Indy Ontario Mill?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to New-Indy Ontario Mill, 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