Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/2446
EIA plant 2446
Hobbs · Lea · NM
Maddox
Operated by Southwestern Public Service Co
Published location
Where is Maddox?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
32.714224, -103.301469
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 NM 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.
143,632
243,614
354,135
464,670
570,520
659,154
765,958
880,138
974,379
1064,690
1123,224
12-184
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 | 43,632 |
| 2 | 43,614 |
| 3 | 54,135 |
| 4 | 64,670 |
| 5 | 70,520 |
| 6 | 59,154 |
| 7 | 65,958 |
| 8 | 80,138 |
| 9 | 74,379 |
| 10 | 64,690 |
| 11 | 23,224 |
| 12 | -184 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 43,632 MWh |
| 2 | 43,614 MWh |
| 3 | 54,135 MWh |
| 4 | 64,670 MWh |
| 5 | 70,520 MWh |
| 6 | 59,154 MWh |
| 7 | 65,958 MWh |
| 8 | 80,138 MWh |
| 9 | 74,379 MWh |
| 10 | 64,690 MWh |
| 11 | 23,224 MWh |
| 12 | -184 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 1 | Natural Gas Steam Turbine | NG | 113.6 | OP |
| 2 | Natural Gas Fired Combustion Turbine | NG | 86.9 | OP |
| 3 | Natural Gas Fired Combustion Turbine | NG | 11.5 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
2446
Sector
Electric Utility
Water source
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 Maddox 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 Maddox
Variation in the published months
Across 11 numeric monthly generation entries, 8 has the highest recorded value (80,138 MWh) and 11 the lowest (23,224 MWh). Their difference is 56,914 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 11.5 (3) to 113.6 (1). The difference is 102.1 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 |
|---|---|---|---|---|---|
| 1 | Natural Gas Steam Turbine | 113.6 | 117.0 | 112.0 | 35.0 |
| 2 | Natural Gas Fired Combustion Turbine | 86.9 | 61.0 | 63.0 | 48.0 |
| 3 | Natural Gas Fired Combustion Turbine | 11.5 | 10.0 | 10.0 | 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.