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Information about


The five-unit, 2,040-megawatt Four Corners Power Plant, located on the Navajo Indian Reservation west of Farmington, New Mexico, is operated by APS. Fueled by low-sulfur coal from the nearby Navajo mine, the plant is owned by APS and five other utilities in the Southwest. APS' stake in Four Corners makes 782 megawatts of energy available to the APS system. Nearly 80 percent of the employees at the plant are Native American.

Four Corners Power Plant

Company Name:
Facility Name:

Four Corners Power Plant
San Juan
AFS Plant ID:

Application Received:

Public Notice:
Public Notice
NNEPA Operating Permit Review:

Final Action:

General Source Information

Type of Facility:
Steam Electric Station

General Description of Process/ Products: 

Standard Industrial Class (SIC):

Permit Information

Permit Type:
Title V Operating Permit Renewal
Final Permit Information:

Type of Permit Action:
Permit Renewal
Decription of Proposed Modification:

This permit is for:


Applicable Requirements:

To view available PDF copy of Permit please see list Below.
Click HERE for a link to install Adober Reader (This is needed to read the PDF files)

Title V Permit (PDF) (40pp, 967KB)
Statement of Basic (PDF) (18pp, 199KB)
Responses To Comments (PDF) (39pp 266KB)
Acid Rain Permit (PDF) ( 11pp, 554KB)


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