MAS ASB Cogen Plant
Natural gas power plant in Fulton County, Georgia. 6.6 MW of nameplate capacity across 3 generators, operated by Cube District Energy, LLC.
Also known as EIA plant 58484
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 6.6 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- March 2012First generator online
- Operator
- Cube District Energy, LLCEIA operator ID 61038
- Grid
- SOCOBalancing authority SOCO
- Price nodes
- None linkedNo verified ISO node
- Location
- Fulton County, GA33.6550, −84.3944
- EIA plant ID
- 58484EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power MAS ASB Cogen Plant produces
Free · EIA-923Net generation, 2025
38.2 GWh
38,201 MWh, final. 11 of 12 months reported
Capacity factor, 2025
72.2%
2024: 67.1%
January to July 2026
22.0 GWh
Provisional. 6 of 7 months reported
Range, 2015 to 2024
38.8–47.4
GWh a year. Low 2020, high 2021
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | 50,880 | 88.0% | 12 of 12 |
| 2014 | 45,457 | 78.6% | 12 of 12 |
| 2015 | 42,916 | 74.2% | 12 of 12 |
| 2016 | 43,427 | 74.9% | 12 of 12 |
| 2017 | 45,793 | 79.2% | 12 of 12 |
| 2018 | 30,332 | 57.3% | 11 of 12 |
| 2019 | 43,725 | 75.6% | 12 of 12 |
| 2020 | 38,794 | Not reported | 12 of 12 |
| 2021 | 47,367 | 81.9% | 12 of 12 |
| 2022 | 40,747 | 70.5% | 12 of 12 |
| 2023 | 41,515 | 71.8% | 12 of 12 |
| 2024 | 38,884 | 67.1% | 12 of 12 |
| 2025 | 38,201 | 72.2% | 11 of 12 |
| 2026 (provisional, partial year) | 22,028 | 76.8% | 6 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Natural Gas Internal Combustion Engine | 2.2 | March 2012 |
| 2 | Natural Gas Internal Combustion Engine | 2.2 | March 2012 |
| 3 | Natural Gas Internal Combustion Engine | 2.2 | March 2012 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Cube District Energy, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near MAS ASB Cogen Plant
More plants operated by Cube District Energy, LLC
Questions about MAS ASB Cogen Plant
How much power does MAS ASB Cogen Plant produce?
MAS ASB Cogen Plant reported 38,201 MWh (38.2 GWh) of net generation in 2025, a 72.2% capacity factor on 6.6 MW of nameplate capacity. From January to July 2026 it reported 22.0 GWh, which is provisional. 11 of 12 months were reported for 2025.
Where is MAS ASB Cogen Plant?
MAS ASB Cogen Plant is in Fulton County, Georgia, at 33.6550, −84.3944. It is in the Southern Company Services, Inc. - Trans balancing area (SOCO).
Who operates MAS ASB Cogen Plant?
EIA-860M for August 2026 lists Cube District Energy, LLC as the operator (EIA operator ID 61038). The operator is not always the owner.
When did MAS ASB Cogen Plant start operating?
Its first generator began operating in March 2012, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page