Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/50803
EIA plant 50803
Jacksonville · Duval · FL
Seminole Mill
Operated by WestRock Seminole
Published location
Where is Seminole Mill?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
30.417800, -81.597800
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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 FL 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.
110,795
210,973
310,421
411,419
511,705
610,361
713,162
812,190
912,016
1011,692
1111,969
1212,017
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 | 10,795 |
| 2 | 10,973 |
| 3 | 10,421 |
| 4 | 11,419 |
| 5 | 11,705 |
| 6 | 10,361 |
| 7 | 13,162 |
| 8 | 12,190 |
| 9 | 12,016 |
| 10 | 11,692 |
| 11 | 11,969 |
| 12 | 12,017 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 10,795 MWh |
| 2 | 10,973 MWh |
| 3 | 10,421 MWh |
| 4 | 11,419 MWh |
| 5 | 11,705 MWh |
| 6 | 10,361 MWh |
| 7 | 13,162 MWh |
| 8 | 12,190 MWh |
| 9 | 12,016 MWh |
| 10 | 11,692 MWh |
| 11 | 11,969 MWh |
| 12 | 12,017 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| GEN3 | Natural Gas Steam Turbine | NG | 30 | OP |
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Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
50803
Sector
Industrial CHP
Water source
Deep Wells
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 Seminole Mill 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 Seminole Mill
Variation in the published months
Across 12 numeric monthly generation entries, 7 has the highest recorded value (13,162 MWh) and 6 the lowest (10,361 MWh). Their difference is 2,801 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 |
|---|---|---|---|---|---|
| GEN3 | Natural Gas Steam Turbine | 30.0 | 20.0 | 18.0 | 4.0 |
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.