Addcar System 18 HWM Coal Mine

This article is part of the Global Coal Mine Tracker, a project of Global Energy Monitor.

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Addcar System 18 HWM Coal Mine is an operating coal mine in Sweetwater, Wyoming, United States.

Location

Table 1: Project-level location details

Mine Name	Location	Coordinates (WGS 84)
Addcar System 18 HWM Coal Mine	Sweetwater, Wyoming, United States	38.178333, -87.279722 (exact)

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

Loading map...

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Project Details

Table 2: Project status

Status	Status Detail	Opening Year	Closing Year
Operating	–	2021	–

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
10	0	2024	Surface	Open Pit	–	75.0*	7*

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
–	–	–	–	Bituminous	–	–

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
Eagle Highwall Mining Systems LLC [100%]	Eagle Highwall Mining Systems [100%]	USA

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

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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.