MWPowerPlantFacts

Data last collected:

EIA plant 63839

St. Matthews · Calhoun · SC

Midlands

Operated by Cubico USA, LLC

Annual generation147,155 MWhSum of represented EIA-923 rows
Fuel codesSUNCodes retained from EIA records
Grid contextDominion Energy South CarolinaBalancing authority or NERC region

Published location

Where is Midlands?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

33.648979, -80.942818

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Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.

Equipment mix

Operating capacity by technology

TechnologySolar Photovoltaic72.1 MW represented

Grouped from this plant’s represented generator records. Use the SC plant index for regional peers.

See the evidence

Electricity output across the year

Monthly net generation shows the seasonal shape of this plant's represented output. A negative value is retained when the source reports net consumption.

16,701
29,574
312,407
415,553
514,908
617,807
716,307
814,615
99,978
1013,285
118,755
127,265

MWh net generation · 2024 final edition · EIA 923 represented operating rows. 12 of 12 supplied rows shown; 0 missing values omitted. Months with no reported numeric value are omitted, not treated as zero.

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Electricity output across the year — MWh net generation
RecordMWh net generation
16,701
29,574
312,407
415,553
514,908
617,807
716,307
814,615
99,978
1013,285
118,755
127,265

2024 monthly net generation

MonthNet generation
16,701 MWh
29,574 MWh
312,407 MWh
415,553 MWh
514,908 MWh
617,807 MWh
716,307 MWh
814,615 MWh
99,978 MWh
1013,285 MWh
118,755 MWh
127,265 MWh

Operating generators

IDTechnologyFuelMWStatus
1113Solar PhotovoltaicSUN72.1OP

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Similar-capacity plants in the same state

Identity, technology and limitations
EIA plant ID
63839
Sector
IPP Non-CHP
Water source
Unavailable
Data edition
2024-final

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Questions this evidence can answer

01What exactly is this record?

Use the name, place, date and identifiers above to confirm that you have the right Midlands power plant: capacity and generation | PowerPlantFacts record.

02What does the evidence establish?

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03What should I verify next?

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A closer look at Midlands

Variation in the published months

Across 12 numeric monthly generation entries, 6 has the highest recorded value (17,807 MWh) and 1 the lowest (6,701 MWh). Their difference is 11,106 MWh. Missing months have not been treated as zero.

Generator capacity in different operating conditions

Generator IDTechnologyNameplate MWSummer MWWinter MWMinimum load MW
1113Solar Photovoltaic72.172.172.1Not supplied

EIA-860 2024 final source. Ratings describe capacity, not actual generation or availability. Missing ratings are not zero.

Source: US Energy Information Administration Form EIA-860 2024 plant and operable-generator workbooks; archive 2024. US EIA-authored information is generally public domain; cite EIA, preserve third-party exceptions, changes and no-endorsement context. Source-specific derived data.

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