San Miguel Lignite Mine

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San Miguel Lignite Mine is an operating coal mine in Atascosa County, Texas, United States.

Location

Table 1: Project-level location details

Mine Name Location Coordinates (WGS 84)
San Miguel Lignite Mine Atascosa County, Texas, United States[1] 28.683058, -98.48402 (exact)

The map below shows the exact location of the coal mine:

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Project Details

Table 2: Project status

Status Status Detail Opening Year Closing Year
Operating 1979[1]

Table 3: Operation details

Note: The asterisk (*) signifies that the value is a GEM estimated figure.
Capacity (Mtpa) Production (Mtpa) Year of Production Mine Type Mining Method Mine Size (km2) Mine Depth (m) Workforce Size
1.45[2] 2024[2] Surface[1] Open Pit 75.0* 276[2]

Table 4: Coal resources and destination

Total Reserves (Mt) Year of Total Reserves Recorded Total Resources (Mt) Coalfield Coal Type Coal Grade Primary Consumer/ Destination
Other Interior Lignite[1] Thermal

Table 5: Ownership and parent company

Note: To access more comprehensive data on energy ownership, please visit the Global Energy Ownership Tracker.
Owner Parent Company Headquarters
NACG Texas Inc [100%][1] North American Construction Group Ltd [100.0%] USA

Table 6: Historical production (unit: million tonnes per annum)

ROM or Saleable 2017 2018 2019 2020 2021 2022 2023
ROM[1] 2.79[1] 2.69[1] 2.72[1] 2.39[1] 2.41[1] 2.89[1] 1.61[1]

Note: The above section was automatically generated and is based on data from the Global Coal Mine Tracker May 2025 release.

Ownership Tree

This ownership tree is part of the Global Energy Ownership Tracker, a project of Global Energy Monitor.

Background

San Miguel Mine is owned by San Miguel Electric Cooperative Inc. and operated by the The North American Coal Corporation, near Christine, Texas, United States. North American Coal began contracting mining operations at the mine in 1997. The mine delivers approximately 3.5 million tons of coal per year, particularly to the power station, San Miguel Electric Cooperative. The operation utilizes draglines for overburden removal and reclaims about 300 acres of land annually.[3]

Contact Details

San Miguel Mine
PO Box 399
Jourdanton, TX 78026
Phone: 830.784.3545
Fax: 830.784.4205
Website: http://www.nacoal.com/

References

  1. 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 https://web.archive.org/web/20240717193400/https://www.msha.gov/data-and-reports/mine-data-retrieval-system. Archived from the original on 17 July 2024. {{cite web}}: Missing or empty |title= (help)
  2. 2.0 2.1 2.2 https://web.archive.org/web/20240213175031/https://www.msha.gov/data-and-reports/statistics/mine-employment-and-coal-production. Archived from the original on 13 February 2024. {{cite web}}: Missing or empty |title= (help)
  3. "Operations: San Miguel Mine", North American Coal Corporation website, November 2009.

Articles and Resources

Additional data

To access additional data, including an interactive map of world coal mines, a downloadable dataset, and summary data, please visit the Global Coal Mine Tracker on the Global Energy Monitor website.

References