- Combustion
- Operating
- Other companies nearby
- 10 · 100 · 1,000 MW
Map
- Combustion
- Operating
- Other companies nearby
1 asset
1 asset. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
Masspower
Independent power producer
Key facts
Independent power producer · 260.9 MW- Capacity held
- 260.9MW
- Assets
- 1
- States
- MA
- Registered in
- United States
- Parent
- Vistra CorpOwnership claimOwnership link recorded from its source; no date stated by the source.
Assets 1
Assets
1
Capacity
261 MW
- Gas, combined cycle: 261 MW, 1 asset
Operates 1 power plant
| Name. Sort by name, A to Z | Type. Sort by type, A to Z | Role. Sort by role, A to Z | MW, sorted descending. Sort by capacity, smallest first | State. Sort by state, A to Z | Held by |
|---|---|---|---|---|---|
| Masspower | Gas, combined cycle | Operates | 260.9 MW | US-MA | Masspower |
Sources
- EIA-860M Preliminary Monthly Electric Generator Inventory
- Global Energy Monitor — Global Integrated Power Tracker (unit-level power plants, eight technologies, all statuses)Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
Ownership 1
Companies
1
Parents
1
Subsidiaries
0
direct
-
Vistra Corp Ultimate parent 55 assets39,684.7 MWwith the companies below
-
Masspower This company · share not stated 1 asset260.9 MW
-
ANP Blackstone Energy Company LLC Subsidiary · share not stated 1 asset578 MW
-
Bellingham Power Generation LLC Subsidiary · share not stated 1 asset578 MW
-
Casco Bay Energy Co LLC Subsidiary · share not stated 1 asset550.2 MW
-
Dynegy Midwest Generation Inc Subsidiary · share not stated 1 asset1,259.6 MW
-
Dynegy Washington Energy Facility Subsidiary · share not stated 1 asset714.9 MW
-
Dynegy W H Zimmer Subsidiary · share not stated 0 assets
-
Fayette Power Company, LLC Subsidiary · share not stated 1 asset714.9 MW
-
Greenleaf Energy LLC Subsidiary · share not stated 1 asset49.5 MW
-
HAYS Energy, LLC Subsidiary · share not stated 1 asset989 MW
-
Hazleton Generation LLC Subsidiary · share not stated 1 asset171.5 MW
-
Illinois Power Generating Co Subsidiary · share not stated 1 asset617.4 MW
-
Illinois Power Resources Generating LLC Subsidiary · share not stated 0 assets
-
Lake Road Generating Co LP Subsidiary · share not stated 1 asset840 MW
-
Lakeside Beaver Falls LLC Subsidiary · share not stated 1 asset107.8 MW
-
Lakeside Syracuse LLC Subsidiary · share not stated 1 asset102.7 MW
-
Liberty Electric Power LLC Subsidiary · share not stated 1 asset614 MW
-
Luminant Generation Company LLC Subsidiary · share not stated 15 assets12,296.9 MW
-
Manchester Street, LLC. Subsidiary · share not stated 1 asset515 MW
-
Midlothian Energy, LLC Subsidiary · share not stated 1 asset1,734 MW
-
Milford Power LLC Subsidiary · share not stated 2 assets827.3 MW
-
Ontelaunee Power Operating Company LLC Subsidiary · share not stated 1 asset728 MW
-
Wise County Power Company LLC Subsidiary · share not stated 1 asset821.7 MW
-
The same companies as a table, with each ownership claim
| Company. Sort by company, A to Z | Relationship, sorted ascending. Sort by relationship, subsidiaries first | Assets. Sort by assets held, largest first | Asset types |
|---|---|---|---|
| Vistra CorpOwnership link recorded from its source; no date stated by the source. | Parent | — | — |
Sources 2
Registers
2
Reuse terms
- 1 Open license
- 1 Open license, with credit
Latest read
2026-10-30
From its recordsSourcesThe registers behind this company's assets, projects and RFPs; the company record itself is derived from them.
Sources
-
View at source →
EIA-860M ·
EIA-860M Preliminary Monthly Electric Generator Inventory
US federal work — public domain
Summary only: the source’s license keeps the full record at the source.
-
View at source →
GEM ·
Global Energy Monitor — Global Integrated Power Tracker (unit-level power plants, eight technologies, all statuses)
Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License. · license
In-file notice, About sheet of Global_Integrated_Power_September_2026_V2.xlsb (the owner's download, read 2026-10-26 with pyxlsb 1.0.10; decisions log 2026-10-26): "Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License. (See the CC license for attribution requirements if sharing or adapting the data set.)" and "Please note records with a “TZ ID” in the Other IDs (unit/phase) column were partially or fully sourced from the TransitionZero, Solar Asset Mapper, August 2025. Copyright © TransitionZero, Solar Asset Mapper, August 2025. Distributed under a Creative Commons Attribution-Non-Commercial 4.0 International License (CC BY-NC 4.0)." Before it was read: no licence prose on the dataset page (retrieved 2026-10-23), which gives only "The recommended citation is "Global Integrated Power Tracker, Global Energy Monitor, September 2026 release.""; GEM's download form records "Creative Commons Attribution 4.0 International (CC BY 4.0) — /creative-commons-license" (https://api.globalenergymonitor.org/static/gem-download-form.bundle.js, sha256 e5ecbeab…905e5b, retrieved 2026-10-23).
Summary only: the source’s license keeps the full record at the source.
Around this company
Nearby 7
within 25 kmProjects
7
within 25 km
Nearest
2.1 km
Palmer Renewable Energy
All 7NearbyShowing all 7 nearby projects.
| Status | Name. Sort by name, A to Z | Type | MW. Sort by capacity, largest first | Distance, sorted ascending. Sort by distance, farthest first | Nearest asset |
|---|---|---|---|---|---|
| Postponed | Palmer Renewable Energy | Biomass | 42 MW | 2.1 km away | nearest: Masspower |
| Postponed | Stony Brook | Gas, combined cycle | 422 MW | 4.6 km away | nearest: Masspower |
| Under construction | Chicopee BESS | Storage | 5 MW | 7.6 km away | nearest: Masspower |
| Postponed | Riverside Holyoke | Hydro | 1.1 MW | 7.6 km away | nearest: Masspower |
| Postponed | Hadley Falls | Hydro | 3.5 MW | 9.0 km away | nearest: Masspower |
| Under construction | Holyoke MA BESS 1 | Storage | 5 MW | 10.5 km away | nearest: Masspower |
| Under construction | Belchertown Solar PV + Battery Project | Solar + storage | 5.6 MW | 20.2 km away | nearest: Masspower |