Learn the Issues
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Nuclear Weapons Production Waste
The creation of nuclear weapons produced a large amount of waste, which is still being managed today.
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WIPP Stakeholder Engagement
Waste Isolation Pilot Plant (WIPP) stakeholder engagement activities with EPA.
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WIPP Inspections and Quality Assurance
Waste Isolation Pilot Plant (WIPP) inspections and quality assurance activities with EPA.
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WIPP Waste Characterization & Quality Assurance Activities
View and download Waste Isolation Pilot Plant (WIPP) waste characterization site inspection approvals and quality assurance information.
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WIPP Continuing Compliance
Waste Isolation Pilot Plant (WIPP) continuing compliance activities with EPA.
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WIPP Certification and Recertification
Waste Isolation Pilot Plant (WIPP) certification and recertification activities.
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EPA’s Role at the Waste Isolation Pilot Plant (WIPP)
EPA's regulatory oversight of the Waste Isolation Pilot Plant (WIPP), the nation's first facility for deep geological disposal of transuranic radioactive waste (TRU).
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Depleted Uranium
Uranium-235 provides the fuel used to produce both nuclear power and the powerful explosions used in nuclear weapons. Depleted uranium (DU) is the material left after most of the U-235 is removed from the natural uranium ore.
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Frequent Questions: Radiation Regulations, Guidance and Compliance
View frequently asked questions and answers related to radiation regulations, guidance and compliance by topic.
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Radiation Sources and Doses
Radiation dose and source information the U.S., including doses from common radiation sources.
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Food Irradiation
Food irradiation can help prevent foodborne illness, also known as food poisoning. Food irradiation does not make food radioactive.
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Radiation Protection Science and Tools
Landing page for Radiation Protection Science & Tools including TENORM, Basics, and tools for calculating dose and risk
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Radiation Protection Regulations, Guidance and Compliance
EPA standards set protective limits on the radioactivity in soil, water and air that comes from human use of radioactive elements. EPA issues federal guidance documents with recommendations on radiation protection.
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Protecting Yourself from Radiation
The concepts of time, distance and shielding will help protect you from radiation. In the case of a radiation emergency, get inside, stay inside and stay tuned.
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Radiation Terms and Units
Different aspects of radiation have their own terms and units and are presented here.
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Radiation Health Effects
View basic information about how radiation affects human health, including the concepts of acute and chronic exposure, internal and external sources of exposure and sensitive populations.
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Radioactive Decay
Radioactive decay is the emission of energy in the form of ionizing radiation. Example decay chains illustrate how radioactive atoms can go through many transformations as they become stable and no longer radioactive.
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Radionuclides
Information about radionuclides and links to additional information about specific radionuclides.
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Protective Action Guides (PAGs)
The Protective Action Guide (PAG) manual contains radiation dose guidelines that would trigger public safety measures. EPA developed Protective Action Guides to help responders plan for radiation emergencies.
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Oil Spills Research Recent Publications
Recent journal articles and EPA reports.