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Assembly Solar Project — Power plant · Solar · Assembly Solar I, LLC
  • Wind & solar
  • Operating
  • 10 · 100 · 1,000 MW

Assembly Solar Project

Power plant · Solar

Key facts

Power plant · Solarran 23% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
2020
Net generation, 2025
99,840 MWh
Grid
138 kV to Michigan Electric Transmission Company (MISO)
Location
Shiawassee County, Michigan
Operated by
Assembly Solar I, LLCSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2020 to 2026

Operations detail

Details

Who’s behind it

No companies named in filings yet.

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Technology
Solar source: “Solar Photovoltaic”
Age
6 years since 2020
All 5 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
AttributeValue
Grid
Nerc region
RFC
Report year
2025
Grid voltage kv
138
Transmission owner
Michigan Electric Transmission Company
Balancing authority code
MISO
Balancing authority name
Midcontinent Independent Transmission System Operator, Inc..
Fuel burned (MMBtu), 2025340,655
Capacity factor, 20250.228
Net generation (MWh), 202599,840
Balancing authority codeMISO

Solar arrays

Array area (acres)
367.7
AC capacity (MW)
50
DC capacity (MW)
72
Mounting
Single-axis tracking
Site type
Greenfield
Began operating
2020

Source USPVDB

Source

  • USPVDBOpen license · retrieved Oct 25, 2026Map services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb

Attribution

Timeline

  • In service · EIA-860M

Sources

4 sources

Sources EIA-860M · USPVDB · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026
  • USPVDBOpen license · retrieved Oct 25, 2026Map services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb
  • EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
  • EIA-860M Preliminary Monthly Electric Generator Inventory

Every source and license · Attribution

View at source