MM West Covina
Los Angeles County, California · EIA plant ID 54015 · Operator: MM West Covina Energy LLC
Nameplate7MWSummer 5 MW
Generators1in service
Net generation40GWh12 mo to Dec 2025
Capacity factor85%other units, summer MW
Heat rate17,423Btu/kWhfossil units, electric fuel, HHV
First online1993
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), other units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2003 | 65.3 | 84.7% | — |
| 2004 | 64.2 | 83.0% | — |
| 2005 | 68 | 88.2% | — |
| 2006 | 65.7 | 85.2% | — |
| 2007 | 57.9 | 75.1% | — |
| 2008 | 58.3 | 75.4% | — |
| 2009 | 52.9 | 68.7% | — |
| 2010 | 48.7 | 63.2% | — |
| 2011 | 46 | 59.6% | — |
| 2012 | 41.7 | 53.9% | — |
| 2013 | 43 | 50.1% | — |
| 2014 | 43.1 | 50.1% | — |
| 2015 | 44.2 | 51.5% | — |
| 2016 | 47.8 | 55.5% | — |
| 2017 | 46.6 | 54.3% | — |
| 2018 | 44.1 | 51.4% | — |
| 2019 | 42.9 | 90.7% | — |
| 2020 | 42.8 | 90.0% | 17,175 |
| 2021 | 41.8 | 88.4% | 17,146 |
| 2022 | 39 | 82.4% | 17,593 |
| 2023 | 39.9 | 83.9% | 17,614 |
| 2024 | 31 | 65.1% | 18,041 |
| 2025 | 40.4 | 85.2% | 17,423 |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| GEN2 | Landfill Gas | ST | 6.8 | 5.4 | Jun 1993 | Operating | — | coming soon |
| GEN3 | Landfill Gas | GT | 4.9 | 4.4 | Apr 1999 | Retired Dec 2018 | — | coming soon |
Owner / operator
Operator: MM West Covina Energy LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| MM West Covina Energy LLC | 100.0% | 7 MW |
Nearby plants
Within 80 km.
| Walnut Creek Energy Park | 500 MW | 4.5 km |
| Marici | — | 4.7 km |
| Walnut Unified School District Walnut HS Hybrid | 2 MW | 5.3 km |
| Industry MetroLink PV 1 | 2 MW | 6.2 km |
| Irwindale Brew Yard, LLC | 11 MW | 10.3 km |
| Gabriel | — | 10.4 km |