May Shannon Solar, LLC
Solar power plant in Genesee County, Michigan. 2 MW of nameplate capacity across 1 generator, operated by May Shannon Solar, LLC.
Also known as EIA plant 64461
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 2 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- December 2020First generator online
- Operator
- May Shannon Solar, LLCEIA operator ID 64112
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Genesee County, MI43.1511, −83.6909
- EIA plant ID
- 64461EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power May Shannon Solar produces
Free · EIA-923Net generation, 2025
4.12 GWh
4,117 MWh, final
Capacity factor, 2025
23.5%
2024: 23.1%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2021 to 2025
3.8–4.1
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 | 1 | Not reported | 1 of 12 |
| 2021 | 3,950 | 22.5% | 12 of 12 |
| 2022 | 3,877 | 22.1% | 12 of 12 |
| 2023 | 3,789 | 21.6% | 12 of 12 |
| 2024 | 4,064 | 23.1% | 12 of 12 |
| 2025 | 4,117 | 23.5% | 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 account · MISOEmissions
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 |
|---|---|---|---|
| FACMS | Solar Photovoltaic | 2.0 | 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 May Shannon Solar, 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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Questions about May Shannon Solar
How much power does May Shannon Solar, LLC produce?
May Shannon Solar, LLC reported 4,117 MWh (4.12 GWh) of net generation in 2025, a 23.5% capacity factor on 2 MW of nameplate capacity.
Where is May Shannon Solar, LLC?
May Shannon Solar, LLC is in Genesee County, Michigan, at 43.1511, −83.6909. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates May Shannon Solar, LLC?
EIA-860M for August 2026 lists May Shannon Solar, LLC as the operator (EIA operator ID 64112). The operator is not always the owner.
When did May Shannon Solar, LLC start operating?
Its first generator began operating in December 2020, according to EIA-860M.
Does InfraMap have power prices for May Shannon Solar, LLC?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to May Shannon Solar, LLC, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
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)
- MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page