Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | SEMASS Resource Recovery | Covanta Haverhill |
|---|---|---|
| 98.5 MW | 46 MW | |
| Municipal Solid Waste | Municipal Solid Waste | |
| SEMASS Partnership | Ogden Projects Inc-Haverhill | |
| 2 | 1 | |
| 549.5 GWh | 314.3 GWh | |
| 65.7% (2025) | 84.5% (2024) | |
| #2 of 55 | #21 of 55 | |
| 2026-06 | 2026-06 |