Mining & Energy Layoffs in Colorado
Tracking 33 mining & energy WARN Act layoff notices affecting 2,958 workers in Colorado. Data from official state workforce agency filings, updated daily.
33
Total Notices
2,958
Workers Affected
10
Cities
15
Companies
Top Companies — Mining & Energy Layoffs in Colorado
| Company | Notices | Workers Affected |
|---|---|---|
| Newmont | 3 | 107 |
| Crestone Peak Resources | 3 | 159 |
| Baker Hughes | 3 | 143 |
| ColoWyo Coal | 2 | 266 |
| Ouray Silver Mines | 2 | 165 |
| Basic Energy Services | 2 | 77 |
| Halliburton | 2 | 308 |
| Climax Molybdenum | 2 | 400 |
| Sanjel | 2 | 155 |
| Bowie Resources | 2 | 180 |
| Pioneer Natural Resources | 2 | 177 |
| Total Frac Solutions | 1 | 11 |
| Thiess | 1 | 112 |
| Extraction Oil and Gas | 1 | 62 |
| Discovery Natural Resources | 1 | 28 |
Mining & Energy Layoffs by City in Colorado
| City | Notices | Workers Affected |
|---|---|---|
| Denver | 10 | 679 |
| Adams County | 3 | 143 |
| Ouray | 2 | 165 |
| Mesa | 2 | 308 |
| Weld | 2 | 351 |
| Paonia | 2 | 180 |
| Craig | 1 | 133 |
| Jefferson | 1 | 200 |
| Henderson | 1 | 210 |
| Jefferson County | 1 | 200 |
Latest Mining & Energy Layoff Notices in Colorado
| Company | City | Employees | Type | Notice Date |
|---|---|---|---|---|
| ColoWyo Coal | Craig | 133 | - | 2025-11-18 |
| ColoWyo Coal | Denver | 133 | - | 2025-11-04 |
| Newmont | - | 65 | - | 2025-10-15 |
| Newmont | - | 23 | - | 2025-10-01 |
| Newmont | - | 19 | - | 2025-08-28 |
| Total Frac Solutions | - | 11 | - | 2025-01-28 |
| Thiess | - | 112 | - | 2024-10-29 |
| Ouray Silver Mines | Ouray | 83 | - | 2021-11-22 |
| Crestone Peak Resources | - | 13 | - | 2021-09-09 |
| Crestone Peak Resources | - | 90 | - | 2021-09-09 |
| Crestone Peak Resources | - | 56 | - | 2021-09-09 |
| Extraction Oil and Gas | Denver | 62 | - | 2020-07-17 |
| Basic Energy Services | Denver | 26 | - | 2020-04-23 |
| Basic Energy Services | Denver | 51 | - | 2020-04-15 |
| Halliburton | Mesa | 130 | - | 2020-04-13 |
| Discovery Natural Resources | Denver | 28 | - | 2020-04-08 |
| Halliburton | Mesa | 178 | - | 2019-10-07 |
| Resolute Natural Resources | Denver | 57 | - | 2019-01-15 |
| Climax Molybdenum | Jefferson | 200 | - | 2016-08-26 |
| Sanjel | Denver | 54 | - | 2016-05-31 |
Frequently Asked Questions
How many mining & energy layoffs have occurred in Colorado?
There have been 33 mining & energy WARN Act layoff notices in Colorado, affecting 2,958 workers.
Which mining & energy companies have had the most layoffs in Colorado?
The top companies are: Newmont, Crestone Peak Resources, Baker Hughes, ColoWyo Coal, Ouray Silver Mines.
What cities in Colorado have the most mining & energy layoffs?
The most affected cities are: Denver, Adams County, Ouray, Mesa, Weld.
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