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Data last collected:

EIA plant 554

Taftville · New London · CT

Taftville

Operated by FirstLight Power Resources Services LLC

Annual generation2,925 MWhSum of represented EIA-923 rows
Fuel codesWATCodes retained from EIA records
Grid contextISO New England Inc.Balancing authority or NERC region

Published location

Where is Taftville?

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

41.572500, -72.045800

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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

TechnologyConventional Hydroelectric1.6 MW represented

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

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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.

1352
2510
3637
4575
5493
691
745
877
90
100
110
12145

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.

Read the chart as a table
Electricity output across the year — MWh net generation
RecordMWh net generation
1352
2510
3637
4575
5493
691
745
877
90
100
110
12145

2024 monthly net generation

MonthNet generation
1352 MWh
2510 MWh
3637 MWh
4575 MWh
5493 MWh
691 MWh
745 MWh
877 MWh
90 MWh
100 MWh
110 MWh
12145 MWh

Operating generators

IDTechnologyFuelMWStatus
1Conventional HydroelectricWAT0.4OP
2Conventional HydroelectricWAT0.3OP
3Conventional HydroelectricWAT0.3OP
4Conventional HydroelectricWAT0.3OP
5Conventional HydroelectricWAT0.3OP

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Similar-capacity plants in the same state

Identity, technology and limitations
EIA plant ID
554
Sector
IPP Non-CHP
Water source
Shetucket
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 Taftville 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 Taftville

Variation in the published months

Across 12 numeric monthly generation entries, 3 has the highest recorded value (637 MWh) and 9, 10, 11 the lowest (0 MWh). Their difference is 637 MWh. Missing months have not been treated as zero.

Reading the MW column

In the 5 numeric rows displayed in this table, MW ranges from 0.3 (2, 3, 4) to 0.4 (1). The difference is 0.1 in the column's stated units. This summary covers the displayed rows and retains the table's period and scope.

Generator capacity in different operating conditions

Generator IDTechnologyNameplate MWSummer MWWinter MWMinimum load MW
1Conventional Hydroelectric0.40.40.40.1
2Conventional Hydroelectric0.30.40.40.1
3Conventional Hydroelectric0.30.40.40.1
4Conventional Hydroelectric0.30.40.40.1
5Conventional Hydroelectric0.30.40.40.1

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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