Wheelabrator North Andover
Essex County, Massachusetts · EIA plant ID 50877 · Operator: Wheelabrator Environmental Systems
Nameplate40MWSummer 30 MW
Generators1in service
Net generation246GWh12 mo to Aug 2026
Capacity factor94%other units, summer MW
Heat rate—thermal plants only
First online1985
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 | 234.6 | 81.2% | — |
| 2002 | 230.5 | 79.7% | — |
| 2003 | 242.2 | 83.8% | — |
| 2004 | 238.2 | 82.2% | — |
| 2005 | 231.7 | 88.2% | — |
| 2006 | 238.3 | 90.7% | — |
| 2007 | 229.1 | 87.2% | — |
| 2008 | 236.6 | 89.8% | — |
| 2009 | 241 | 91.7% | — |
| 2010 | 241.4 | 91.9% | — |
| 2011 | 242.8 | 92.4% | — |
| 2012 | 238.7 | 90.6% | — |
| 2013 | 248.3 | 94.5% | — |
| 2014 | 242.2 | 92.2% | — |
| 2015 | 249.6 | 95.0% | — |
| 2016 | 250 | 94.9% | — |
| 2017 | 242.1 | 92.1% | — |
| 2018 | 240.8 | 91.6% | — |
| 2019 | 218.4 | 83.1% | — |
| 2020 | 229.9 | 87.3% | — |
| 2021 | 232.8 | 88.6% | — |
| 2022 | 228.8 | 87.1% | — |
| 2023 | 238 | 90.6% | — |
| 2024 | 239.9 | 91.0% | — |
| 2025 | 240 | 91.3% | — |
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 | 40.3 | 30 | May 1985 | Operating | — | coming soon |
Owner / operator
Operator: Wheelabrator Environmental Systems. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Wheelabrator Environmental Systems | 100.0% | 40 MW |
Nearby plants
Within 80 km.
| Bradford Solar | 5 MW | 3.6 km |
| Covanta Haverhill | 46 MW | 4.3 km |
| Lawrence Hydroelectric Associates | 15 MW | 4.6 km |
| Methuen Landfill | 1 MW | 4.8 km |
| Haverhill Solar Power Project | 1 MW | 6.6 km |
| Kearsarge Haverhill | 5 MW | 6.8 km |