IGS Stockton DG CSG
Solar power plant in Jo Daviess County, Illinois. 3.8 MW of nameplate capacity across 2 generators, operated by SRC Partnership 3, LLC.
Also known as IGS Stockton DG (CSG) · EIA plant 64124
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 3.8 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- November 2020First generator online
- Operator
- SRC Partnership 3, LLCEIA operator ID 67941
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Jo Daviess County, IL42.3482, −90.0112
- EIA plant ID
- 64124EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power IGS Stockton DG CSG produces
Free · EIA-923Net generation, 2025
3.73 GWh
3,726 MWh, final
Capacity factor, 2025
11.2%
2024: Not reported
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2021 to 2025
3.4–3.7
GWh a year. Low 2023, high 2025
| 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 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | Not reported | Not reported | 0 of 12 |
| 2018 | Not reported | Not reported | 0 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | 3 | Not reported | 2 of 12 |
| 2021 | 3,581 | 10.8% | 12 of 12 |
| 2022 | 3,506 | 10.5% | 12 of 12 |
| 2023 | 3,399 | 10.2% | 12 of 12 |
| 2024 | Not reported | Not reported | 0 of 12 |
| 2025 | 3,726 | 11.2% | 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 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. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| BREW | Solar Photovoltaic | 1.9 | November 2020 |
| BREW2 | Solar Photovoltaic | 1.9 | December 2020 |
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 SRC Partnership 3, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Power plants near IGS Stockton DG CSG
More plants operated by SRC Partnership 3, LLC
Questions about IGS Stockton DG CSG
How much power does IGS Stockton DG CSG produce?
IGS Stockton DG CSG reported 3,726 MWh (3.73 GWh) of net generation in 2025, a 11.2% capacity factor on 3.8 MW of nameplate capacity.
Where is IGS Stockton DG CSG?
IGS Stockton DG CSG is in Jo Daviess County, Illinois, at 42.3482, −90.0112. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates IGS Stockton DG CSG?
EIA-860M for August 2026 lists SRC Partnership 3, LLC as the operator (EIA operator ID 67941). The operator is not always the owner.
When did IGS Stockton DG CSG start operating?
Its first generator began operating in November 2020, 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)
- Project names from the USGS U.S. Large-Scale Solar Photovoltaic Database
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page