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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

CompanyNoticesWorkers Affected
Newmont3107
Crestone Peak Resources3159
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

Mining & Energy Layoffs by City in Colorado

CityNoticesWorkers Affected
Denver10679
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 CoalDenver133-2025-11-04
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
Crestone Peak Resources-13-2021-09-09
Crestone Peak Resources-90-2021-09-09
Crestone Peak Resources-56-2021-09-09
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

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.