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STUK has launched a new website. The development of the website continues. Some of the site's functionalities will be in use later. We are also aware that we are still lacking out of majority of English content. We apologize for any possible disruptions caused by this. Welcome to the new website!

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    Säteilyturvakeskus STUK
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    • Frontpage
    • SERVICES AND GUIDANCE
      • E-services and forms
      • Report a radiation safety deviation
      • STUK's measurement and calibration services
        • Radiation meter calibrations and testing and irradiation
        • Measturements, tests and calibrations of non-ionizing radiation
        • PCXMC − Monte Carlo program for calculating patient doses from x-ray examinations
      • Open data
      • Legislation and guides
        • STUK's regulatory guides and decisions
        • STUK's regulations
      • Apply for a safety licence or notify a change
        • Fees for radiation practices regulation
        • Issuing authorizations for dealing with STUK
      • Calculation tools
    • RADIATION IN DAILYLIFE
      • What is radiation?
      • About Radon
        • Radon in Finland
        • Reference levels and regulations concerning radon in dwellings
        • Sources of Radon
        • Measuring radon
        • Radon mitigation
        • Radon in new buildings
        • Maps of radon in Finland
        • About radon regulation in general
      • Electromagnetic fields
        • Base stations
        • Electricity grids and power lines
      • Sun's UV radiation
        • What is UV radiation?
        • Ultraviolet radiation causes skin cancer
        • Protect yourself properly from the sun
      • Beauty care and sunbeds
        • Sunbeds
        • Radiation in beauty care
      • Use of radiation in medicine
      • Environmental radiation
        • Radiation today
        • Radiation in Europe - Eurdep
        • Natural background radiation
        • Radioactivity in outdoor air
        • Deposition
        • Radioactivity elsewhere in the world
      • Laser products
      • How do healthcare and industry utilize radiation?
      • Radiation in consumer products and appliances
    • RADIATION SAFETY
      • Nuclear safety
        • Regulatory oversight of nuclear facilities
        • Regulatory oversight of nuclear safety
        • Licensing of nuclear facilities
        • Reporting on nuclear safety
        • Information about nuclear power plants
      • For the user of radiation
        • Occupational radiation exposure and health surveillance
        • Prerequisites for a safety licence
        • STUK supervises radiation practices
        • Radiation protection training and qualifications
        • Radiation measurements and approvals
        • Radiation safety deviations
        • Guidelines for different sectors
        • Warning signs
        • Beauty care and sunbed services
        • Laser performances
      • Practice that causes exposure to natural radiation
        • What is practice that causes exposure to natural radiation
        • Radon at workplace
        • Radon in other premises used by people
        • Radon in underground mines and at excavation sites
        • Monitoring of radioactivity in household water
        • The radioactivity of building materials and ash
        • Industrial practices involving exposure to natural radiation - NORM
      • Preparedness for radiation hazards
        • Finns are protected
        • Authorities cooperate in the event of a radiation hazard situation
        • What could threaten Finland?
        • Actions in a radiation hazard situation
        • Abnormal events related to radiation
    • CURRENT ISSUES
      • Press releases and news
      • Publications
      • Newsletter
      • Information for media
      • Social media
      • Situation in Ukraine
      • Information about website
        • Accessibility statement
        • Dataprotection at STUK
        • Personal data processing
        • Sitemap
    • ABOUT STUK
      • Tasks
      • Strategy
      • STUK as a workplace
      • Planning and monitoring
      • Accountability
      • Equality and non-discrimination
      • Advisory Committees
      • International reviews of STUK's operations
      • Networks and Co-operations
      • Contact us
        • Send message
        • How to reach us
    • What is radiation?
    • About Radon
      • Radon in Finland
      • Reference levels and regulations concerning radon in dwellings
      • Sources of Radon
      • Measuring radon
      • Radon mitigation
      • Radon in new buildings
      • Maps of radon in Finland
      • About radon regulation in general
    • Electromagnetic fields
      • Base stations
      • Electricity grids and power lines
    • Sun's UV radiation
      • What is UV radiation?
      • Ultraviolet radiation causes skin cancer
      • Protect yourself properly from the sun
    • Beauty care and sunbeds
      • Sunbeds
      • Radiation in beauty care
    • Use of radiation in medicine
    • Environmental radiation
      • Radiation today
      • Radiation in Europe - Eurdep
      • Natural background radiation
      • Radioactivity in outdoor air
      • Deposition
        • The effects of the Chernobyl accident in Finland
        • Nuclear tests in the atmosphere
      • Radioactivity elsewhere in the world
        • The effects of the Chernobyl accident on people
        • The effects of the Chernobyl accident on animals and the ecosystem
        • Fukushima nuclear power plant accident
    • Laser products
    • How do healthcare and industry utilize radiation?
    • Radiation in consumer products and appliances
    • Säteilyturvakeskus STUK
    • en
    • RADIATION IN DAILYLIFE
    • Environmental radiation
    • Natural background radiation

    Jokiniemenkuja 1
    01370 Vantaa
    Finland

    Switch board +358 9 759 881

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    Tietoa sivustosta | Tietoturvaseloste | Saavutettavuusseloste

    • Frontpage
    • SERVICES AND GUIDANCE
      • E-services and forms
      • Report a radiation safety deviation
      • STUK's measurement and calibration services
        • Radiation meter calibrations and testing and irradiation
          • Metrological activities
          • Quality system
        • Measturements, tests and calibrations of non-ionizing radiation
        • PCXMC − Monte Carlo program for calculating patient doses from x-ray examinations
      • Open data
      • Legislation and guides
        • STUK's regulatory guides and decisions
          • ST Guides
          • YVL Guides
          • VAL Guides
        • STUK's regulations
      • Apply for a safety licence or notify a change
        • Fees for radiation practices regulation
        • Issuing authorizations for dealing with STUK
      • Calculation tools
    • RADIATION IN DAILYLIFE
      • What is radiation?
      • About Radon
        • Radon in Finland
        • Reference levels and regulations concerning radon in dwellings
        • Sources of Radon
        • Measuring radon
        • Radon mitigation
        • Radon in new buildings
        • Maps of radon in Finland
        • About radon regulation in general
      • Electromagnetic fields
        • Base stations
        • Electricity grids and power lines
      • Sun's UV radiation
        • What is UV radiation?
        • Ultraviolet radiation causes skin cancer
        • Protect yourself properly from the sun
      • Beauty care and sunbeds
        • Sunbeds
        • Radiation in beauty care
      • Use of radiation in medicine
      • Environmental radiation
        • Radiation today
        • Radiation in Europe - Eurdep
        • Natural background radiation
        • Radioactivity in outdoor air
        • Deposition
          • The effects of the Chernobyl accident in Finland
          • Nuclear tests in the atmosphere
        • Radioactivity elsewhere in the world
          • The effects of the Chernobyl accident on people
          • The effects of the Chernobyl accident on animals and the ecosystem
          • Fukushima nuclear power plant accident
      • Laser products
      • How do healthcare and industry utilize radiation?
      • Radiation in consumer products and appliances
    • RADIATION SAFETY
      • Nuclear safety
        • Regulatory oversight of nuclear facilities
          • Loviisa nuclear power plant
          • Olkiluoto nuclear power plant
          • Encapsulation and final disposal facility
          • Research reactor in Otaniemi
        • Regulatory oversight of nuclear safety
          • Nuclear facility practices
          • Radiation safety of nuclear facilities
          • Nuclear security arrangements
          • Inspection organisations
          • Nuclear materials
          • Nuclear waste management
        • Licensing of nuclear facilities
          • Before construction
          • Construction
          • Operation
          • Decommissioning
        • Reporting on nuclear safety
          • Tertial report on nuclear safety
            • Posiva's tertial report
        • Information about nuclear power plants
          • Safety principles
      • For the user of radiation
        • Occupational radiation exposure and health surveillance
        • Prerequisites for a safety licence
        • STUK supervises radiation practices
        • Radiation protection training and qualifications
        • Radiation measurements and approvals
        • Radiation safety deviations
          • Anonymized radiation safety deviations
        • Guidelines for different sectors
          • Veterinary X-ray practices
          • Trade, import and export of radioactive materials and consumer products
          • Aviation
          • Radioactive waste and emissions
          • Transport of radioactive substances
          • Radiation shielding of X-ray rooms in health care and veterinary practice
          • Dental X-ray practices
        • Warning signs
        • Beauty care and sunbed services
          • Information for professionals in the beauty care industry
          • Information for professionals in the sunbed services
          • Supervision of beauty care and sunbed services
        • Laser performances
      • Practice that causes exposure to natural radiation
        • What is practice that causes exposure to natural radiation
        • Radon at workplace
          • Areas where radon measurement in workplace is obligatory
          • Workplace radon concentrations in Finland
          • Workplaces built on highly permeable soils, where radon measurement in the workplace is required
          • Radon concentration during working hours
          • STUKs monitoring projects at workplaces
        • Radon in other premises used by people
        • Radon in underground mines and at excavation sites
        • Monitoring of radioactivity in household water
        • The radioactivity of building materials and ash
        • Industrial practices involving exposure to natural radiation - NORM
          • Obligation to report exposure to natural radiation - NORM
          • Waste containing naturally occurring radioactive materials
      • Preparedness for radiation hazards
        • Finns are protected
        • Authorities cooperate in the event of a radiation hazard situation
        • What could threaten Finland?
          • Dirty bomb
        • Actions in a radiation hazard situation
          • Information sources for members of the public
          • Instructions for members of the public
          • Sheltering indoors reduces radiation exposure
          • The iodine tablet protects the thyroid gland
          • Preventing health effects of radiation
          • Radiation measurements
          • The voluntary radiation measurement team strengthens Finland's measurement capacity
        • Abnormal events related to radiation
          • The International Nuclear and Radiological Event Scale INES
    • CURRENT ISSUES
      • Press releases and news
      • Publications
      • Newsletter
      • Information for media
      • Social media
      • Situation in Ukraine
      • Information about website
        • Accessibility statement
        • Dataprotection at STUK
        • Personal data processing
        • Sitemap
    • ABOUT STUK
      • Tasks
      • Strategy
      • STUK as a workplace
      • Planning and monitoring
      • Accountability
      • Equality and non-discrimination
      • Advisory Committees
      • International reviews of STUK's operations
      • Networks and Co-operations
      • Contact us
        • Send message
        • How to reach us