Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/56309
EIA plant 56309
St Louis · St Louis · MO
Trigen St. Louis
Operated by Centerstream STL, LLC
Published location
Where is Trigen St. Louis?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
38.635900, -90.180900
Open the interactive map ↗Map data © OpenStreetMap contributors
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 MO 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.
17,106
25,534
37,093
46,883
54,508
67,402
78,130
87,129
97,939
104,696
118,518
129,497
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 | 7,106 |
| 2 | 5,534 |
| 3 | 7,093 |
| 4 | 6,883 |
| 5 | 4,508 |
| 6 | 7,402 |
| 7 | 8,130 |
| 8 | 7,129 |
| 9 | 7,939 |
| 10 | 4,696 |
| 11 | 8,518 |
| 12 | 9,497 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 7,106 MWh |
| 2 | 5,534 MWh |
| 3 | 7,093 MWh |
| 4 | 6,883 MWh |
| 5 | 4,508 MWh |
| 6 | 7,402 MWh |
| 7 | 8,130 MWh |
| 8 | 7,129 MWh |
| 9 | 7,939 MWh |
| 10 | 4,696 MWh |
| 11 | 8,518 MWh |
| 12 | 9,497 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| ST-3 | Natural Gas Fired Combined Cycle | NG | 18.2 | OP |
| CT-1 | Natural Gas Fired Combined Cycle | NG | 5.9 | OP |
| CT-2 | Natural Gas Fired Combined Cycle | NG | 5.9 | OP |
| ST-4 | Natural Gas Steam Turbine | NG | 1.5 | OP |
| ST-5 | Natural Gas Steam Turbine | NG | 1.5 | OP |
| IC-1 | Natural Gas Internal Combustion Engine | NG | 1.2 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
56309
Sector
IPP CHP
Water source
Mississippi River
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 Trigen St. Louis 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 Trigen St. Louis
Variation in the published months
Across 12 numeric monthly generation entries, 12 has the highest recorded value (9,497 MWh) and 5 the lowest (4,508 MWh). Their difference is 4,989 MWh. Missing months have not been treated as zero.
Reading the MW column
In the 6 numeric rows displayed in this table, MW ranges from 1.2 (IC-1) to 18.2 (ST-3). The difference is 17 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 ID | Technology | Nameplate MW | Summer MW | Winter MW | Minimum load MW |
|---|---|---|---|---|---|
| CT-1 | Natural Gas Fired Combined Cycle | 5.9 | 5.5 | 6.2 | 0.5 |
| CT-2 | Natural Gas Fired Combined Cycle | 5.9 | 5.5 | 6.2 | 0.5 |
| IC-1 | Natural Gas Internal Combustion Engine | 1.2 | 1.2 | 1.2 | 0.1 |
| ST-3 | Natural Gas Fired Combined Cycle | 18.2 | 18.2 | 18.2 | 1.1 |
| ST-4 | Natural Gas Steam Turbine | 1.5 | 1.5 | 1.5 | 0.1 |
| ST-5 | Natural Gas Steam Turbine | 1.5 | 1.5 | 1.5 | 0.1 |
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.