Union County Resource Recovery
Union County, New Jersey · EIA plant ID 50960 · Operator: Covanta Union Operations LLC
Nameplate45MWSummer 38 MW
Generators1in service
Net generation291GWh12 mo to Aug 2026
Capacity factor88%other units, summer MW
Heat rate—Btu/kWhfossil units, electric fuel, HHV
First online1994
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 | 285.2 | 86.8% | — |
| 2002 | 302.4 | 91.5% | 17,625 |
| 2003 | 289.2 | 87.1% | 18,356 |
| 2004 | 299.5 | 90.8% | 17,425 |
| 2005 | 297.8 | 90.7% | — |
| 2006 | 301.9 | 91.9% | — |
| 2007 | 300.8 | 91.6% | — |
| 2008 | 302.5 | 91.8% | — |
| 2009 | 300.4 | 91.4% | — |
| 2010 | 296 | 90.1% | — |
| 2011 | 281.7 | 85.8% | — |
| 2012 | 299.7 | 91.0% | — |
| 2013 | 297.2 | 90.5% | — |
| 2014 | 291.4 | 88.7% | — |
| 2015 | 295 | 89.8% | — |
| 2016 | 290.9 | 88.3% | — |
| 2017 | 293 | 89.2% | — |
| 2018 | 277.4 | 84.5% | — |
| 2019 | 294.4 | 89.6% | — |
| 2020 | 296.9 | 90.1% | — |
| 2021 | 311.6 | 94.9% | — |
| 2022 | 303.9 | 92.5% | — |
| 2023 | 298.4 | 90.8% | — |
| 2024 | 304.6 | 92.5% | — |
| 2025 | 292.6 | 89.1% | — |
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 | 45 | 37.5 | Feb 1994 | Operating | — | coming soon |
Owner / operator
Operator: Covanta Union Operations LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Union County Utilities Auth | 100.0% | 45 MW |
Nearby plants
Within 80 km.
| Merck Rahway Power Plant | 21 MW | 1.6 km |
| Linden Hawk Rise Solar CSG | 4 MW | 1.8 km |
| IGS Solar I - EWR6 | 2 MW | 2.2 km |
| IGS Solar I - EWR5 | 2 MW | 2.3 km |
| IOS - ERW9 | 5 MW | 3.6 km |
| Bed Bath & Beyond DC Port Reading NJ | 2 MW | 4.2 km |