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Radiation measurements In a radiation hazard situation, radiation measurements aim to obtain as good a picture as possible of the radiation situation and its development. For example, if there was a serious accident at a nuclear power plant, the n...https://stuk.fi/en/radiation-measurements
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Radiation in dailylife In the everyday environment, Finns suffer the most health damage from natural radiation - radon at workplaces, at home and in leisure apartments, and from UV radiation, which must be protected from with clothes, shade and cr...https://stuk.fi/en/radiation-in-dailylife
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Radiation safety The goal of our operations is a radiation-safe Finland. Radiation safety is created as a result of the work of people who know their responsibilities. We work in good cooperation with other authorities, organizations and the entir...https://stuk.fi/en/radiation-safety
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Radiation in appliances Electromagnetic fields from home, school and office equipment There are electric and magnetic fields in the vicinity of electrical appliances and wires in the home, school and office. Due to their low voltage, the electric ...https://stuk.fi/en/radiation-in-consumer-products-and-appliances
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Radiation today In this section you can find latest results on external radiation around Finland. The map displays about 255 external dose rate monitoring stations. The map can be moved and zoomed. Click on the map points to see local rates. The r...https://stuk.fi/en/radiation-today
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Environmental radiation We are monitoring radiation in environment in many ways. Our aim is to be aware of radiation that people and environment are exposured. Radiation today Radiation in Europe Monitoring of environmental radiation Radioactivity...https://stuk.fi/en/environmental-radiation
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Use of radiation in medicine Since the use of radiation may cause harm in addition to benefits, physicians must consider the necessity of radiological examinations, interventional procedures or radiotherapy on a case-by-case basis. These considera...https://stuk.fi/en/use-of-radiation-in-medicine
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What is radiation? Radiation is a natural part of our living environment. There are two types of radiation - ionising and non-ionising. On the other hand, radiation can be either electromagnetic waves or particle radiation. Ionising radiation has ...https://stuk.fi/en/what-is-radiation
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Radiation measurements and approvals Radiation is measured for a variety of reasons, and there are different types of radiation detectors in use. In all measurements, it is important to use a right kind of measuring instrument for the purpose and ...https://stuk.fi/en/radiation-measurements-and-approvals
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Sun's UV radiation Exposure to high levels of ultraviolet radiation (UV radiation) and burning of the skin increases the risk of skin cancer. Protection from the sun's UV rays is particularly important for children and people with fair skin, red h...https://stuk.fi/en/sun-s-uv-radiation
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Radiation in beauty care Many aesthetic or cosmetic treatments are based on treating the skin or body with radiation. Radiation is used, for example, to remove tattoos or body hair, to fade skin imperfections and to reshape the body by removing fa...https://stuk.fi/en/radiation-in-beauty-care
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Radiation safety deviations The use of radiation should not cause additional, unforeseen exposure to anyone. In spite of anticipation, it is not always possible to prevent additional exposure and this situation is called a radiation safety deviati...https://stuk.fi/en/radiation-safety-deviations
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Natural background radiation Naturally-occurring radioactive materials are an inherent part of our living environment. The ground below our feet and the concrete or brick walls around us emit radiation. We are exposed to radiation from space every...https://stuk.fi/en/natural-background-radiation
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Health effects of radiation Units of measurement: Gray (Gy) Unit of an absorbed dose, indicating how much energy the ionizing radiation gives out to the target substance. 1 Gy = 1 J/kg. Sievert (Sv) A unit of radiation dose indicating the health d...https://stuk.fi/en/health-effects-of-radiation
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Abnormal events related to radiation The Radiation and Nuclear Safety Authority (STUK) has plans for a radiation hazard situation, and the measures necessary in the event of an emergency are regularly practised. STUK's expert on call receives all ...https://stuk.fi/en/abnormal-events-related-to-radiation
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Monitoring of environmental radiation The purpose of the surveillance of environmental radiation is to assess the radiation safety of the Finnish environment. The concept of environment refers to factors that are present in the natural or built en...https://stuk.fi/en/monitoring-of-environment-radiation
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What is UV radiation? The sun's ultraviolet (UV) radiation is the most important source of UV radiation in the living environment. Exposure of the skin to large amounts of UV radiation and skin burn increase the risk of skin cancer. UV radiation c...https://stuk.fi/en/what-is-uv-radiation
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Preparedness for radiation hazards Although the likelihood of a serious radiation hazard situation in Finland is small, preparations have been made, as an accident cannot be completely ruled out. The Radiation and Nuclear Safety Authority (STUK) m...https://stuk.fi/en/preparedness-for-radiation-hazards
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For the user of radiation On these pages we have compiled information for professional users of radiation. Prerequisites for a safety licence STUK supervises radiation practices Radiation safety deviations Radiation protection training and qualifi...https://stuk.fi/en/for-the-user-of-radiation
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Actions in a radiation hazard situation Instructions for members of the public in the event of a radiation hazard situation Instructions Information sources for members of the public Finland has never had a radiation hazard situation in which ther...https://stuk.fi/en/actions-in-a-radiation-hazard-situation