Portside Energy
Natural gas power plant in Porter County, Indiana. 61 MW of nameplate capacity across 2 generators, operated by Primary Energy Recycling Holdings, LLC.
Also known as Portside Energy Power Plant · EIA plant 55096
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 61 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- September 1997First generator online
- Operator
- Primary Energy Recycling Holdings, LLCEIA operator ID 15343
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Porter County, IN41.6317, −87.1728
- EIA plant ID
- 55096EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Portside Energy produces
Free · EIA-923Net generation, 2025
262 GWh
262,435 MWh, final
Capacity factor, 2025
49.1%
2024: 47.9%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
232.0–291.4
GWh a year. Low 2023, high 2016
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 334,573 | Not reported | 12 of 12 |
| 2001 | 371,519 | Not reported | 12 of 12 |
| 2002 | 373,399 | Not reported | 12 of 12 |
| 2003 | 318,242 | Not reported | 11 of 12 |
| 2004 | 312,334 | Not reported | 12 of 12 |
| 2005 | 272,340 | Not reported | 12 of 12 |
| 2006 | 281,063 | Not reported | 12 of 12 |
| 2007 | 236,326 | Not reported | 12 of 12 |
| 2008 | 203,817 | Not reported | 12 of 12 |
| 2009 | 294,234 | Not reported | 12 of 12 |
| 2010 | 290,718 | 43.9% | 12 of 12 |
| 2011 | 298,486 | 45.1% | 12 of 12 |
| 2012 | 288,486 | 43.4% | 12 of 12 |
| 2013 | 259,235 | Not reported | 12 of 12 |
| 2014 | 281,171 | 52.6% | 12 of 12 |
| 2015 | 286,921 | 53.7% | 12 of 12 |
| 2016 | 291,384 | Not reported | 12 of 12 |
| 2017 | 262,113 | 49.1% | 12 of 12 |
| 2018 | 277,537 | 51.9% | 12 of 12 |
| 2019 | 246,972 | 46.2% | 12 of 12 |
| 2020 | 237,932 | 44.4% | 12 of 12 |
| 2021 | 274,458 | 51.4% | 12 of 12 |
| 2022 | 266,357 | 49.8% | 12 of 12 |
| 2023 | 232,045 | 43.4% | 12 of 12 |
| 2024 | 256,433 | 47.9% | 12 of 12 |
| 2025 | 262,435 | 49.1% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 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 CAMPDCO₂, 2025
Not reported
US short tons. 2024: Not reported
SO₂, 2025
Not reported
US short tons
NOx, 2025
26
US short tons
0 of 3 EPA units reported CO₂ in 2025 (BLR1, BLR2, CT), matched to EIA plant 55096 through the EPA–EIA crosswalk.
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 |
|---|---|---|---|
| GT | Natural Gas Fired Combustion Turbine | 42.0 | September 1997 |
| ST | Natural Gas Steam Turbine | 19.0 | September 1997 |
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 Primary Energy Recycling Holdings, 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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Questions about Portside Energy
How much power does Portside Energy produce?
Portside Energy reported 262,435 MWh (262 GWh) of net generation in 2025, a 49.1% capacity factor on 61 MW of nameplate capacity.
Where is Portside Energy?
Portside Energy is in Porter County, Indiana, at 41.6317, −87.1728. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Portside Energy?
EIA-860M for August 2026 lists Primary Energy Recycling Holdings, LLC as the operator (EIA operator ID 15343). The operator is not always the owner.
When did Portside Energy start operating?
Its first generator began operating in September 1997, 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)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page