Oxnard Wastewater Treatment Plant
Ventura County, California · EIA plant ID 50224 · Operator: Oxnard City of
Nameplate2MWSummer 1 MW
Generators3in service
Net generation2GWh12 mo to Aug 2026
Capacity factor23%other units, summer MW
Heat rate8,717Btu/kWhfossil units, electric fuel, HHV
First online1981
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
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) |
|---|---|---|---|
| 2001 | 7.2 | 42.4% | 8,138 |
| 2002 | 6.7 | 44.2% | 8,093 |
| 2003 | 7.4 | 56.3% | 9,788 |
| 2004 | 7.1 | 54.9% | 7,175 |
| 2005 | 6.9 | 53.2% | 7,175 |
| 2006 | 6.6 | 52.2% | 7,175 |
| 2007 | 6.2 | 49.1% | 7,175 |
| 2008 | 6.2 | 48.8% | 7,174 |
| 2009 | 6.1 | 50.4% | 7,175 |
| 2010 | 6.3 | 2.6% | 7,032 |
| 2011 | 6.3 | 50.5% | 7,031 |
| 2012 | 6.4 | 49.4% | 7,031 |
| 2013 | 6.4 | 50.1% | 7,032 |
| 2014 | 6.4 | 51.3% | 7,033 |
| 2015 | 6.4 | 49.5% | 7,031 |
| 2016 | 6.4 | 51.1% | 8,323 |
| 2017 | 6 | 45.9% | 8,322 |
| 2018 | 6.2 | 47.6% | 8,320 |
| 2019 | 6.4 | 49.1% | 8,321 |
| 2020 | 5.8 | 43.5% | 8,321 |
| 2021 | 5.9 | 45.9% | 8,322 |
| 2022 | 6.3 | 48.7% | 8,322 |
| 2023 | 5.8 | 47.9% | 8,321 |
| 2024 | 4.8 | 41.6% | 8,348 |
| 2025 | 3.9 | 35.4% | 8,322 |
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 |
|---|---|---|---|---|---|---|---|---|
| 7610 | Other Waste Biomass | IC | 0.5 | 0.4 | Aug 1981 | Operating | — | coming soon |
| 7710 | Other Waste Biomass | IC | 0.5 | 0.4 | Aug 1981 | Operating | — | coming soon |
| 7810 | Other Waste Biomass | IC | 0.5 | 0.4 | Aug 1981 | Operating | — | coming soon |
Owner / operator
Operator: Oxnard City of. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Oxnard City of | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| Oxnard Paper Mill | 29 MW | 0.2 km |
| Ormond Beach | 1,612 MW | 1.9 km |
| CA-Ventura Co CCD-Oxnard College Canopy | 2 MW | 3.8 km |
| E F Oxnard Energy Facility | 49 MW | 6.4 km |
| Oxnard | 69 MW | 6.4 km |
| Bayer Oxnard - Meter# 4719 | 1 MW | 8.1 km |