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79 MW Solar operating in Shiawassee, MI — Midcontinent Independent Transmission System Operator, Inc..
79 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2022
Operating Since
Coordinates
43.0227, -83.9427
County
Shiawassee, MI
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Assembly Solar III, LLC | Ranger Power | — |
| Owner(s) | Assembly Solar III, LLC | Ranger Power | — |
| Status | Operating | operating | — |
GEM identifies the owner as Ranger Power
This entity is not yet in the GEM ownership database — chain unavailable.
Assembly Solar III is a 79 MW solar photovoltaic power plant located in Shiawassee County, Michigan. The plant began operating in 2022 and is owned and operated by Assembly Solar III, LLC. It utilizes single-axis tracking technology to maximize solar energy capture. The facility is interconnected to the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and resides within the ReliabilityFirst Corporation (RFC) NERC region.
In its most recent year of operation, Assembly Solar III generated 164,992 MWh of electricity, achieving a capacity factor of 23.8%. The plant holds a rank of 25 out of 84 solar facilities in Michigan and is ranked 761 out of 7108 nationally. Financial data indicates a power purchase agreement (PPA) price of $33.3 per MWh, based on data from Lawrence Berkeley National Laboratory (LBNL).
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
4.9K MWh
Latest Month
165.0K MWh
Annual Generation
23.8%
Capacity Factor
Data from 2022–2024
$31.3/MWh
Energy Value
$2.1/MWh
Capacity Value
Point of Interconnection
Nearest Substation
Goss Substation · 345 kV
Substation Distance
0 km
Operator
ITC
Coord Source
OSM spatial
Market Position
ISO/RTO Market
MISO
LMP Node
CONS.ASSEMBLY3
Pricing Hub
MICHIGAN.HUB
Location Type
Generation Node
Node Source
Curated node match
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Assembly Solar IIIMidcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP