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Mine Safety and Health Administration

Mine Safety and Health Administration
200 Constitution Ave NW
Suite C3522
Washington, District of Columbia, 20210
United States
202-693-9400

The U.S. Department of Labor's Mine Safety and Health Administration (MSHA) works to prevent death, illness, and injury from mining and promote safe and healthful workplaces for U.S. miners.

MSHA carries out the provisions of the Federal Mine Safety and Health Act of 1977 (Mine Act) as amended by the Mine Improvement and New Emergency Response (MINER) Act of 2006.

The agency develops and enforces safety and health rules for all U.S. mines regardless of size, number of employees, commodity mined, or method of extraction. MSHA also provides technical, educational and other types of assistance to mine operators. The agency works cooperatively with industry, labor, and other federal and state agencies to improve safety and health conditions for all miners in the United States.

Call 1-800-746-1553 to report an accident or anonymously report a hazardous condition.

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Mine Safety and Health Administration in the News

Checkers Heavy-Duty Wheel Chock

The Checkers heavy-duty MC3011 wheel chocks feature a large base that makes them ideal for use with heavy equipment such as haul trucks, loaders, and cranes up to 800 tons total.

MSHA issues safety alert for freeze-thaw hazards

With spring upon us, the Mine Safety & Health Administration issued a safety alert for freeze-thaw cycles, which can rapidly change ground conditions and create hazards for…

Safety responsibilities of each mining occupation in the U.S.

Each mining role requires different knowledge to support a strong safety culture, from operational safety to regulatory compliance and site-specific policy development and…

MSHA hosting Mining Industry Virtual Job Fair Feb. 26

In support of the President’s Cost of Living Initiative, the Mine Safety & Health Administration is hosting a virtual Mining Industry Job Fair Thursday, Feb. 26, 2026 from…

MSHA issues alerts for ammonia & autotransformers

The Mine Safety and Health Administration encourages operators to examine all equipment with autotransformers currently in service and review safe handling of and response to…

Partial government shutdown impacts safety-critical agencies

Portions of the U.S. Federal Government shut down after Congress failed to pass legislation for FY 26 appropriations Jan. 29. Safety-essential inspections and enforcement continue.

MSHA: Signal Peak Silica did not inspect and maintain dam in 2025 collapse

In its final report, MSHA found Signal Peak Silica and Stout Excavating did not inspect and maintain the tailing pond dam that ruptured, overturning an excavator & killing…

OSHA highlights answers from seven letters of interpretation issued in 2025

Reviewing seven letters of interpretation issued in 2025, OSHA answered regulatory questions about hazard evaluation, training, reporting forms, engineering controls, and stair…

MSHA awards $10.5 million in educational grants

MSHA awarded $10,537,000 in grants to fund mine safety and health training and re-training programs tailored to regional hazards and conditions in 45 U.S. states and territories.

Mine truck driver dies after crossing berm into water-filled pit

Luis Espinosa, a haul truck driver with 10 years experience, died after crossing a berm into a water-filled pit at the Cemex mine in Miami, Florida. MSHA provided best practices.

National Miners Day 2025: Remembering Monongah

National Miners Day, observed annually on Dec. 6, commemorates the date of the deadliest mine accident in U.S. history. The Monongah disaster kickstarted modern safety and…

MSHA issues safety alert following tensioner bolt injury

After a maintenance worker was struck and seriously injured by a spring-loaded bolt while repairing a motor, MSHA issued a safety alert including best practice to control stored…

MSHA issues safety alert to contract truck drivers

Following a fatal rollover at a Rhode Island gravel pit, the Mine Safety & Health Administration issued a safety alert including best practice guidelines to contract truck…

Government shutdown over: what it means for safety agencies

President Trump signed a continuing resolution Nov. 12, allowing safety agencies to resume full operations until Jan. 30. FY26 appropriations must be finalized before the new…

Senate confirms safety agency leaders

The U.S. Senate recently confirmed over 100 nominees for administrative positions, including assistant secretaries and review commission members for OSHA and the MSHA.

Safety associations urge Feds to keep government open during budget negotiations

Seven U.S. safety associations - ABSA International, AIHA, ASSP, HFES, IHMM, ISEA, and NSC - have urged Congress and President Trump to keep the government open during budget…