MWPowerPlantFacts

Data last collected:

EIA plant 2442

Fruitland · San Juan · NM

Four Corners

Operated by Arizona Public Service Co

Annual generation8,493,424 MWhSum of represented EIA-923 rows
Fuel codesBITCodes retained from EIA records
Grid contextArizona Public Service CompanyBalancing authority or NERC region

Published location

Where is Four Corners?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

36.690000, -108.481400

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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

TechnologyConventional Steam Coal1,636.2 MW represented

Grouped from this plant’s represented generator records. Use the NM plant index for regional peers.

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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.

1960,115
2826,028
3532,090
4590,102
5734,436
6922,212
7953,251
8751,006
9800,788
10589,093
11433,727
12400,576

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
Electricity output across the year — MWh net generation
RecordMWh net generation
1960,115
2826,028
3532,090
4590,102
5734,436
6922,212
7953,251
8751,006
9800,788
10589,093
11433,727
12400,576

2024 monthly net generation

MonthNet generation
1960,115 MWh
2826,028 MWh
3532,090 MWh
4590,102 MWh
5734,436 MWh
6922,212 MWh
7953,251 MWh
8751,006 MWh
9800,788 MWh
10589,093 MWh
11433,727 MWh
12400,576 MWh

Operating generators

IDTechnologyFuelMWStatus
4Conventional Steam CoalBIT818.1OP
5Conventional Steam CoalBIT818.1OP

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Similar-capacity plants in the same state

Identity, technology and limitations
EIA plant ID
2442
Sector
Electric Utility
Water source
SAN JUAN RIVER/MORGAN LAKE
Data edition
2024-final

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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 Four Corners 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?

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A closer look at Four Corners

Variation in the published months

Across 12 numeric monthly generation entries, 1 has the highest recorded value (960,115 MWh) and 12 the lowest (400,576 MWh). Their difference is 559,539 MWh. Missing months have not been treated as zero.

Generator capacity in different operating conditions

Generator IDTechnologyNameplate MWSummer MWWinter MWMinimum load MW
4Conventional Steam Coal818.1770.0770.0364.0
5Conventional Steam Coal818.1770.0770.0364.0

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.

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