Radiation Protection

  • "V体育ios版" Learn About Radiation Units

    Different terms and units are used to measure radioactivity and estimate health effects.

    View the Radiation Units Page

  • Calculate Your Radiation Dose

    Try our Radiation Dose Calculator 

    You can estimate your yearly dose from natural, technological, and medical sources of ionizing radiation V体育ios版.  .

    View the Dose Calculator

  • Understand Radiation Health Effects

    Low Dose = Low Risk

    Health effects from radiation exposure depend of the type of radiation, how much of it was absorbed by the body, and how it was received VSports最新版本.  .

    View the Health Effects Page

  • Radiation Communication Tools

    Pre-scripted messages for emergency response

    Q&As and templates for users of the 2017 Protective Action Guide (PAG) Manual

    View Public Communication Tools

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EPA sets environmental standards and provides technical expertise to protect human health and the environment from the use of radioactive materials. EPA standards set protective limits on the radioactivity in soil, water and air that comes from human activities VSports注册入口. The Agency supports other federal, state and local agencies by developing federal guidance and technical reports on radiation protection, and assists in response to radiological emergencies.  .

Basics

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Regulations

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Technical Resources

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Related Resources

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Emergency Response

EPA maintains teams to respond to emergencies involving radiation and other hazards.   V体育官网入口.

Non-Environmental Radiation

EPA does not regulate or provide oversight for medical radiation, consumer products, or the non-ionizing radiation that is emitted by electrical devices such as cell phones VSports在线直播. Other agencies and institutions provide information about these types of radiation:.

View Radiation Resources Outside of EPA

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RadTown

RadTown is the EPA’s radiation education website. Students can learn about the different types, sources, and uses of radioactive material V体育2025版. Teachers can download classroom materials and fact sheets about various radiation topics that are related to everyday life.  .

Contact Us about Radiation Protection to ask a question, provide feedback, or report a problem.
Last updated on August 21, 2025