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Mining & Energy Layoffs in Colorado

Tracking 30 mining & energy WARN Act layoff notices affecting 2,799 workers in Colorado. Data from official state workforce agency filings, updated daily.

30
Total Notices
2,799
Workers Affected
10
Cities
15
Companies

Top Companies — Mining & Energy Layoffs in Colorado

CompanyNoticesWorkers Affected
Newmont3107
Baker Hughes3143
ColoWyo Coal2266
Ouray Silver Mines2165
Basic Energy Services277
Halliburton2308
Climax Molybdenum2400
Sanjel2155
Bowie Resources2180
Pioneer Natural Resources2177
Total Frac Solutions111
Thiess1112
Extraction Oil and Gas162
Discovery Natural Resources128
Resolute Natural Resources157

Mining & Energy Layoffs by City in Colorado

CityNoticesWorkers Affected
Denver9546
Adams County3143
Ouray2165
Mesa2308
Weld2351
Paonia2180
Craig1133
Jefferson1200
Henderson1210
Jefferson County1200

Latest Mining & Energy Layoff Notices in Colorado

CompanyCityEmployeesTypeNotice Date
ColoWyo CoalCraig133-2025-11-18
ColoWyo Coal-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 MinesOuray83-2021-11-22
Extraction Oil and GasDenver62-2020-07-17
Basic Energy ServicesDenver26-2020-04-23
Basic Energy ServicesDenver51-2020-04-15
HalliburtonMesa130-2020-04-13
Discovery Natural ResourcesDenver28-2020-04-08
HalliburtonMesa178-2019-10-07
Resolute Natural ResourcesDenver57-2019-01-15
Climax MolybdenumJefferson200-2016-08-26
SanjelDenver54-2016-05-31
SanjelWeld101-2016-05-31
Bowie ResourcesPaonia102-2016-02-26
Climax Molybdenum Co - Henderson Mine & Mill - REV#1Henderson210-2016-01-25

Frequently Asked Questions

How many mining & energy layoffs have occurred in Colorado?

There have been 30 mining & energy WARN Act layoff notices in Colorado, affecting 2,799 workers.

Which mining & energy companies have had the most layoffs in Colorado?

The top companies are: Newmont, Baker Hughes, ColoWyo Coal, Ouray Silver Mines, Basic Energy Services.

What cities in Colorado have the most mining & energy layoffs?

The most affected cities are: Denver, Adams County, Ouray, Mesa, Weld.