Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/59701
EIA plant 59701
Groton · New London · CT
Subase Microgrid Project
Operated by Connecticut Mun Elec Engy Coop
Published location
Where is Subase Microgrid Project?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
41.400008, -72.085993
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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
Grouped from this plant’s represented generator records. Use the CT 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.
14,576
2604
33,728
44,224
54,194
63,161
74,460
83,521
93,848
104,091
113,329
123,344
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
| Record | MWh net generation |
|---|---|
| 1 | 4,576 |
| 2 | 604 |
| 3 | 3,728 |
| 4 | 4,224 |
| 5 | 4,194 |
| 6 | 3,161 |
| 7 | 4,460 |
| 8 | 3,521 |
| 9 | 3,848 |
| 10 | 4,091 |
| 11 | 3,329 |
| 12 | 3,344 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 4,576 MWh |
| 2 | 604 MWh |
| 3 | 3,728 MWh |
| 4 | 4,224 MWh |
| 5 | 4,194 MWh |
| 6 | 3,161 MWh |
| 7 | 4,460 MWh |
| 8 | 3,521 MWh |
| 9 | 3,848 MWh |
| 10 | 4,091 MWh |
| 11 | 3,329 MWh |
| 12 | 3,344 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| SFC1 | Other Natural Gas | NG | 3.7 | OP |
| SFC2 | Other Natural Gas | NG | 3.7 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
59701
Sector
Electric Utility
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 Subase Microgrid Project power plant: capacity and generation | PowerPlantFacts record.
02What does the evidence establish?
Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.
03What should I verify next?
Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.
A closer look at Subase Microgrid Project
Variation in the published months
Across 12 numeric monthly generation entries, 1 has the highest recorded value (4,576 MWh) and 2 the lowest (604 MWh). Their difference is 3,972 MWh. Missing months have not been treated as zero.
Generator capacity in different operating conditions
| Generator ID | Technology | Nameplate MW | Summer MW | Winter MW | Minimum load MW |
|---|---|---|---|---|---|
| SFC1 | Other Natural Gas | 3.7 | 3.7 | 3.7 | 0.5 |
| SFC2 | Other Natural Gas | 3.7 | 3.7 | 3.7 | 0.5 |
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.