• Organization: Department of Transportation
• Updated: 2026-01-22

Hazmat Incident Report Search tool allows users to search for incidents involving hazardous material while in transportation and export the results to a text file for further analysis.

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• Organization: Department of Transportation
• Updated: 2022-10-17T00:00:00.000+00:00

The Pipeline and Hazardous Materials Safety Administration (PHMSA) HazMat Regions dataset was compiled on October 04, 2022 from the Pipeline and Hazardous Materials Safety Administration (PHMSA)...

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• Organization: Department of Transportation
• Updated: 2025-07-30

Series of Incident data and summary statistics reports produced which provide statistical information on incidents by type, year, geographical location, and others. The data provided is that from...

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• Organization: Department of Transportation
• Updated: 2026-01-22

Series of Incident data and summary statistics reports produced which provide statistical information on incidents by type, year, geographical location, and others. The data provided is that...

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• Organization: Department of Transportation
• Updated: 2025-07-30

The Pipeline and Hazardous Materials Safety Administration has the primary responsibility for the issuance of DOT Special Permits and Approvals to the Hazardous Materials Regulations (HMR). A...

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• Organization: Department of Transportation
• Updated: 2025-07-31

Civil Penalty Action Reports (summary tables in PDF format)

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• Organization: Department of Transportation
• Updated: 2025-07-10

This is the CFS area file. It describes geographic movements of hazardous commodities and includes breakdowns by mode, NAICS, commodity, shipping distance, shipment weight. It includes estimates...

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• Organization: State of California
• Updated: 2020-02-06T16:45:38.000Z

Hazard Class 7: Class 7 hazards are substances or materials that are radioactive. Radioactive substances are recognized by yellow and white HAZMAT signs, with a radioactive logo in the top, yellow...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2019-06-26T00:00:00.000+00:00

This dataset includes discrete measurements and profile observations of total alkalinity, pH on total scale, temperature, salinity, dissolved oxygen and nutrients during the R/V Nathaniel B....

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• Organization: Department of Transportation
• Updated: 2025-12-11

The Pipeline and Hazardous Materials Safety Administration has the primary responsibility for the issuance of DOT Special Permits and Approvals to the Hazardous Materials Regulations (HMR). A...

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• Organization: State of California
• Updated: 2020-02-06T16:31:55.000Z

NFPA 704: is a standard maintained by the U.S.-based National Fire Protection Association. First "tentatively adopted as a guide" in 1960,[1] and revised several times since then, it defines the...

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• Organization: State of California
• Updated: 2020-02-06T16:34:59.000Z

Class Other: Indicates transporting freight or storage of hazardous materials.

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• Organization: State of California
• Updated: 2020-02-06T17:30:19.000Z

Hazard Class 1: Class 1 hazards are explosives or any devices or chemicals that are designed to explode or combust. Class 1 explosives are illustrated by an orange placard with their designated...

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• Organization: State of California
• Updated: 2020-02-06T17:31:14.000Z

Hazard Class 1: Class 1 hazards are explosives or any devices or chemicals that are designed to explode or combust. Class 1 explosives are illustrated by an orange placard with their designated...

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• Organization: State of California
• Updated: 2020-02-06T17:00:28.000Z

Hazard Class 5: Class 5 hazards are oxidizing chemicals that could be prone to combustion. There are two divisions to this class — oxidizers and organic peroxides — marked as 5.1 and 5.2,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1890-01-01T00:00:00.000+00:00

Since the late-1800s, NOAA’s Center for Operational Oceanographic Products and Services (CO-OPS) and its predecessors have been collecting, analyzing and distributing observations and predictions...

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• Organization: State of California
• Updated: 2020-02-06T16:55:19.000Z

Hazard Class 6: Class 6 hazards are poisonous materials. These substances are divided into two classes: poisonous substances and biohazardous substances, and are designated by 6.1 and 6.2,...

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• Organization: State of California
• Updated: 2020-02-06T17:14:15.000Z

A yellow sign, with the hazard class No. 2 at the bottom. The word “oxygen” is written across the center of with an oxygen graphic displayed above it.

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• Organization: State of California
• Updated: 2020-02-06T17:11:37.000Z

Hazard Class 3: Class 3 hazards are flammable liquids. These liquids include paints, alcohols, gasoline, kerosene and ethanol, and are recognized by red “flammable liquids” placards with the...

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• Organization: State of California
• Updated: 2020-02-06T17:04:43.000Z

Hazard Class 4: Class 4 hazards are flammable solids. There are three divisions in this class, including flammable solids, spontaneously combustible materials and substances that are dangerous...

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