Covanta Essex Company
Essex County, New Jersey · EIA plant ID 10643 · Operator: Covanta Essex Company
Nameplate70MWSummer 60 MW
Generators2in service
Net generation472GWh12 mo to Aug 2026
Capacity factor90%other units, summer MW
Heat rate—thermal plants only
First online1990
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.
Heat rate applies to fuel-burning (thermal) units only.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2001 | 468.2 | 89.1% | — |
| 2002 | 464.9 | 88.5% | — |
| 2003 | 478.9 | 91.1% | — |
| 2004 | 478.5 | 90.8% | — |
| 2005 | 466.6 | 88.8% | — |
| 2006 | 484.2 | 92.1% | — |
| 2007 | 453.9 | 86.4% | — |
| 2008 | 478.1 | 90.7% | — |
| 2009 | 483.5 | 92.0% | — |
| 2010 | 491.1 | 93.4% | — |
| 2011 | 485.9 | 92.4% | — |
| 2012 | 465.1 | 88.2% | — |
| 2013 | 472 | 89.8% | — |
| 2014 | 484.4 | 92.2% | — |
| 2015 | 438.1 | 83.4% | — |
| 2016 | 477.5 | 90.6% | — |
| 2017 | 436.3 | 83.0% | — |
| 2018 | 490 | 93.2% | — |
| 2019 | 497.2 | 94.6% | — |
| 2020 | 487.5 | 92.5% | — |
| 2021 | 487.2 | 92.7% | — |
| 2022 | 426.1 | 81.1% | — |
| 2023 | 438.1 | 83.4% | — |
| 2024 | 448.8 | 85.2% | — |
| 2025 | 489.5 | 93.1% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| GEN1 | Municipal Solid Waste | ST | 34.9 | 30 | Nov 1990 | Operating | — | coming soon |
| GEN2 | Municipal Solid Waste | ST | 34.9 | 30 | Nov 1990 | Operating | — | coming soon |
Owner / operator
Operator: Covanta Essex Company. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Covanta Essex Company | 100.0% | 70 MW |
Nearby plants
Within 80 km.
| PSEG Essex Generating Station | retired | 0.4 km |
| 601 Doremus CDG | 2 MW | 0.8 km |
| Lister Avenue Solar | 2 MW | 1.1 km |
| River Terminal Development Solar | 3 MW | 1.4 km |
| 435A Bergen Avenue | 1 MW | 1.7 km |
| Hudson County Solar | 1 MW | 1.8 km |