- Combustion
- Operating
- Other companies nearby
- 10 · 100 · 1,000 MW
Map
- Combustion
- Operating
- Other companies nearby
2 assets
2 assets. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
Not on this map: 1 project: placed by county or state, a license that withholds the site, or a stage the map draws no dot for (withdrawn, canceled, frozen or not stated). Each is in its tab below.
Essential Power Operating Services LLC
Independent power producer
Key facts
Independent power producer · 1,401.1 MW- Capacity held
- 1,401.1MW
- Assets
- 2
- Projects
- 1
- States
- MD, NH
- Registered in
- United States
- Parent
- Carlyle Group IncOwnership claimOwnership link recorded from its source; no date stated by the source.
Projects 1
| Status | Name. Sort by name, A to Z | Type | MW, sorted descending. Sort by capacity, smallest first | State | Online. Sort by proposed online date, latest first | Source |
|---|---|---|---|---|---|---|
| Postponed | Essential Power Rock Springs LLC | Gas, combustion turbine | 390 MW | MD | — | EIA-860M |
Sources EIA-860M
Assets 2
Assets
2
Capacity
1,401 MW
- Gas, combustion turbine: 796 MW, 1 asset
- Gas, combined cycle: 606 MW, 1 asset
Operates 2 power plants
| 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 |
|---|---|---|---|---|---|
| Essential Power Rock Springs LLC | Gas, combustion turbine | Operates | 795.6 MW | US-MD | Essential Power Operating Services LLC |
| Newington Energy Center | Gas, combined cycle | Operates | 605.5 MW | US-NH | Essential Power Operating Services LLC |
Sources
- EIA-860M
- GEMGlobal 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
-
Carlyle Group Inc Ultimate parent 4 assets1,950.1 MWwith the companies below
-
Essential Power Operating Services LLC This company · share not stated 2 assets1,401.1 MW
-
Rumford Power Subsidiary · share not stated 1 asset274.5 MW
-
Tiverton Power LLC Subsidiary · share not stated 1 asset274.5 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 |
|---|---|---|---|
| Carlyle Group IncOwnership 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
2026-11-04
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 4
within 15 miProjects
4
within 15 mi
Nearest
0.0 mi
Essential Power Rock Springs LLC
All 4NearbyShowing all 4 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 | Essential Power Rock Springs LLC | Gas, combustion turbine | 390 MW | 0.0 mi away | nearest: Essential Power Rock Springs LLC |
| Built | LIBERTY MUTUAL DATA CENTER | Large load | — | 3.0 mi away | nearest: Newington Energy Center |
| Under construction | 100a Swiss Dale Farm | Solar | 2 MW | 7.0 mi away | nearest: Essential Power Rock Springs LLC |
| Postponed | York Energy Center | Gas, combined cycle | 120 MW | 7.9 mi away | nearest: Essential Power Rock Springs LLC |
Sources EIA-860M · EPA ICIS-Air