Overview
| Stage | Production |
| Mine Type | Open Pit |
| Commodities |
|
| Mining Method |
|
| Mine Life | 2030 |
The Estevan mine combines the Bienfait mine and the adjacent Boundary Dam mine.
Westmoreland Coal Company became a privately held company on March 15, 2019. The company has not publicly reported 2018-2019 Estevan Mine production data. |
Source:
p. 13
In 2015 WML conducted its Canadian coal operations through Coal Valley Resources Inc. and Prairie Mines & Royalty ULC. On January 1, 2016 these two entities were amalgamated with the resulting entity continuing under the name Prairie Mines & Royalty ULC.
Summary:
Coal is uncovered using the five draglines (1 – BE 2570W, 1 – BE 1570W, 1 – P&H1920, 1 – Marion 8750, 1 – P&H 2355). The exposed coal is hauled from the pits directly to the generating station. Current annual production of the mine is 6.0 million tonnes.
Production:
| Commodity | Units | 2019 * | 2017 | 2016 | 2015 | 2014 |
|
Coal (thermal)
|
Mt
| ......  * | 5.7 | 5.5 | 6 | 3.5 |
| Heat Content | BTU/lb | | 7,004 | 6,818 | 6,724 | 6,636 |
| Sulfur | % | | 0.64 | 0.59 | 0.4 | 0.4 |
All production numbers are expressed as ROM coal.
* Average annual production reported in 2019
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Operational Metrics:
| Metrics | 2017 | 2016 | 2015 | 2014 |
|
Annual mining capacity
| 6,800 k tons of ROM coal | 6,400 k tons of ROM coal | 6,400 k tons of ROM coal | 6,400 k tons of ROM coal |
Reserves at December 31, 2017:
| Category | Tonnage | Commodity |
|
Proven
|
117,186 k tons
|
Coal (thermal)
|
|
Probable
|
8,450 k tons
|
Coal (thermal)
|
|
Proven & Probable
|
125,636 k tons
|
Coal (thermal)
|
Corporate Filings & Presentations:
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Aerial view:
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