Mountainview Generating Station
Natural gas power plant in San Bernardino County, California. 1,036.8 MW of nameplate capacity across 6 generators, operated by Southern California Edison Co.
Also known as Mountain View Power Plant · EIA plant 358
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Key facts
- Capacity
- 1,036.8 MWNameplate
- Generators
- 6 operatingEIA-860M, August 2026
- Operating since
- December 2005First generator online
- Operator
- Southern California Edison CoEIA operator ID 17609
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 2 CAISO nodesResource nodes with prices
- Location
- San Bernardino County, CA34.0818, −117.2418
- EIA plant ID
- 358EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Mountainview produces
Free · EIA-923Net generation, 2025
1.37 TWh
1,371,673 MWh, final
Capacity factor, 2025
15.1%
2024: 27.4%
January to July 2026
344 GWh
Provisional
Range, 2015 to 2025
1.4–5.8
TWh a year. Low 2025, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 38,269 | Not reported | 12 of 12 |
| 2002 | 0 | Not reported | 12 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | 148,559 | Not reported | 12 of 12 |
| 2006 | 4,866,120 | Not reported | 12 of 12 |
| 2007 | 6,308,447 | Not reported | 12 of 12 |
| 2008 | 6,691,295 | Not reported | 12 of 12 |
| 2009 | 5,749,671 | Not reported | 12 of 12 |
| 2010 | 6,034,355 | 62.2% | 12 of 12 |
| 2011 | 4,631,480 | Not reported | 12 of 12 |
| 2012 | 6,586,447 | 72.3% | 12 of 12 |
| 2013 | 5,518,342 | Not reported | 12 of 12 |
| 2014 | 6,172,663 | 68.0% | 12 of 12 |
| 2015 | 5,750,409 | 63.3% | 12 of 12 |
| 2016 | 4,890,772 | 53.7% | 12 of 12 |
| 2017 | 4,040,507 | 44.5% | 12 of 12 |
| 2018 | 2,091,875 | 23.0% | 12 of 12 |
| 2019 | 3,040,688 | 33.5% | 12 of 12 |
| 2020 | 2,866,900 | 31.5% | 12 of 12 |
| 2021 | 2,025,784 | 22.3% | 12 of 12 |
| 2022 | 3,755,565 | 41.4% | 12 of 12 |
| 2023 | 2,552,465 | 28.1% | 12 of 12 |
| 2024 | 2,493,398 | 27.4% | 12 of 12 |
| 2025 | 1,371,673 | 15.1% | 12 of 12 |
| 2026 (provisional, partial year) | 343,846 | 6.5% | 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 CAMPDCO₂, 2025
609,463
US short tons. 2024: 1.10M
SO₂, 2025
3
US short tons
NOx, 2025
41
US short tons
CO₂ per MWh, calculated
0.44 t
About 889 lb per MWh
4 of 4 EPA units reported CO₂ in 2025 (3-1, 3-2, 4-1, 4-2), matched to EIA plant 358 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
732
million gallons
Consumption, 2024
582
million gallons
Source
Wells
Ground, Other. Induced-draft tower
Watershed stress
Low · 0.231
USGS SUI, HUC12 Santa Anna Wash-Santa Anna River
24 of 24 cooling months report withdrawal. Groundwater user; SUI describes surface water and is context only. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| MV3A | Natural Gas Fired Combined Cycle | 164.6 | December 2005 |
| MV3B | Natural Gas Fired Combined Cycle | 164.6 | December 2005 |
| MV3C | Natural Gas Fired Combined Cycle | 189.2 | December 2005 |
| MV4A | Natural Gas Fired Combined Cycle | 164.6 | January 2006 |
| MV4B | Natural Gas Fired Combined Cycle | 164.6 | January 2006 |
| MV4C | Natural Gas Fired Combined Cycle | 189.2 | January 2006 |
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 Southern California Edison Co 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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Power plants near Mountainview
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Questions about Mountainview
How much power does Mountainview Generating Station produce?
Mountainview Generating Station reported 1,371,673 MWh (1.37 TWh) of net generation in 2025, a 15.1% capacity factor on 1,036.8 MW of nameplate capacity. From January to July 2026 it reported 344 GWh, which is provisional.
Where is Mountainview Generating Station?
Mountainview Generating Station is in San Bernardino County, California, at 34.0818, −117.2418. It is in the California Independent System Operator balancing area (CISO).
Who operates Mountainview Generating Station?
EIA-860M for August 2026 lists Southern California Edison Co as the operator (EIA operator ID 17609). The operator is not always the owner.
When did Mountainview Generating Station start operating?
Its first generator began operating in December 2005, according to EIA-860M.
Does InfraMap have power prices for Mountainview Generating Station?
Yes. InfraMap has CAISO day-ahead and real-time prices at 2 price nodes linked to Mountainview Generating Station, 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)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- CAISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page