Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/2049
EIA plant 2049
Gulfport · Harrison · MS
Jack Watson
Operated by Mississippi Power Co
Published location
Where is Jack Watson?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
30.439200, -89.028600
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 MS 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.
1134,515
249,647
316,123
453,962
5284,046
6331,309
7307,827
8333,043
9232,093
10260,148
11235,139
12159,171
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 | 134,515 |
| 2 | 49,647 |
| 3 | 16,123 |
| 4 | 53,962 |
| 5 | 284,046 |
| 6 | 331,309 |
| 7 | 307,827 |
| 8 | 333,043 |
| 9 | 232,093 |
| 10 | 260,148 |
| 11 | 235,139 |
| 12 | 159,171 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 134,515 MWh |
| 2 | 49,647 MWh |
| 3 | 16,123 MWh |
| 4 | 53,962 MWh |
| 5 | 284,046 MWh |
| 6 | 331,309 MWh |
| 7 | 307,827 MWh |
| 8 | 333,043 MWh |
| 9 | 232,093 MWh |
| 10 | 260,148 MWh |
| 11 | 235,139 MWh |
| 12 | 159,171 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 5 | Natural Gas Steam Turbine | NG | 578 | OP |
| 4 | Natural Gas Steam Turbine | NG | 299.2 | OP |
| A | Natural Gas Fired Combustion Turbine | NG | 41.9 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
2049
Sector
Electric Utility
Water source
Biloxi 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 Jack Watson 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 Jack Watson
Variation in the published months
Across 12 numeric monthly generation entries, 8 has the highest recorded value (333,043 MWh) and 3 the lowest (16,123 MWh). Their difference is 316,920 MWh. Missing months have not been treated as zero.
Reading the MW column
In the 3 numeric rows displayed in this table, MW ranges from 41.9 (A) to 578 (5). The difference is 536.1 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 ID | Technology | Nameplate MW | Summer MW | Winter MW | Minimum load MW |
|---|---|---|---|---|---|
| 4 | Natural Gas Steam Turbine | 299.2 | 236.0 | 236.0 | 67.5 |
| 5 | Natural Gas Steam Turbine | 578.0 | 485.0 | 485.0 | 156.3 |
| A | Natural Gas Fired Combustion Turbine | 41.9 | 33.0 | 41.2 | 21.0 |
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.