Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/10646
EIA plant 10646
Preston · New London · CT
Covanta Southeastern Connecticut Company
Operated by Covanta Southeastern Connecticut Company
Published location
Where is Covanta Southeastern Connecticut Company?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
41.475000, -72.068800
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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.
19,293
29,862
310,404
49,548
56,356
69,149
711,115
89,944
99,240
108,439
119,258
129,706
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 | 9,293 |
| 2 | 9,862 |
| 3 | 10,404 |
| 4 | 9,548 |
| 5 | 6,356 |
| 6 | 9,149 |
| 7 | 11,115 |
| 8 | 9,944 |
| 9 | 9,240 |
| 10 | 8,439 |
| 11 | 9,258 |
| 12 | 9,706 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 9,293 MWh |
| 2 | 9,862 MWh |
| 3 | 10,404 MWh |
| 4 | 9,548 MWh |
| 5 | 6,356 MWh |
| 6 | 9,149 MWh |
| 7 | 11,115 MWh |
| 8 | 9,944 MWh |
| 9 | 9,240 MWh |
| 10 | 8,439 MWh |
| 11 | 9,258 MWh |
| 12 | 9,706 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| GEN1 | Municipal Solid Waste | MSW | 18.3 | OP |
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Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
10646
Sector
IPP Non-CHP
Water source
Norwich Utilities
Data edition
2024-final
Use this record
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 Covanta Southeastern Connecticut Company 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 Covanta Southeastern Connecticut Company
Variation in the published months
Across 12 numeric monthly generation entries, 7 has the highest recorded value (11,115 MWh) and 5 the lowest (6,356 MWh). Their difference is 4,759 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 |
|---|---|---|---|---|---|
| GEN1 | Municipal Solid Waste | 18.3 | 16.3 | 18.1 | 3.0 |
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.