Information on the website is the online service of the Radiation and Nuclear Safety Authority, Finland (STUK), which is administered by STUK’s Public Affairs unit.

The service is provided in Finnish and Swedish. Some of the content is also available in English.

Topical contents

STUK’s press releases and webnews can be read as an RSS feed. STUK’s newsletters (in Finnish) are free of charge and can be ordered to an e-mail using online forms. The Radiation News newsletter (Säteilyuutiset, in Finnish) is intended for everyone interested in radiation. ProInfo newsletters (in Finnish) are intended for professionals in radiation practices.


STUK’s publications are published in the Julkari electronic publication archive, from which lists are also obtained for STUK’s online service. STUK’s own publications are published in full as PDF files. The foreword and abstract are also published or some of the publications in html format. STUK’s electronic publications are free of charge.


Most of the attachments in the online service are PDF files. A reader program, such as Adobe Acrobat Reader, is needed for opening the files. The program can be downloaded free from the Adobe website.


Google Site Search is used as the search service. The search covers the whole website content, pages, attachments and contact information. The search results are presented on the Site, Publications and Persons tabs on the search result page.

Copyrights and responsibilities

Rights to the material on the website are held by the Radiation and Nuclear Safety Authority. Links can be made to the online service freely and text can be borrowed from it provided that the source is indicated.

STUK seeks to ensure the correctness and updatedness of the information presented in its online service. STUK is not responsible for any inconvenience caused by a technical fault. STUK is not responsible either for material created by other parties and linked to the website.

The information in the online service and STUK’s own pictures and videos may be used if the source is mentioned but may not be edited or linked to a misleading context. If the rights for a picture are held by a photographer, image office or artist, this has been mentioned in the caption.

The following information must be presented in connection with radon maps of Finland:

Source: STUK (base map: National Land Survey of Finland)

Monitoring the use of the online service

Statistical data are collected of the use of the online service and utilised to develop the website. The data include visitor numbers, service entry method, usage time, visited pages and browser.

Technical implementation has been created using the Liferay EE 6.2 publishing system. The user interface is responsive, so it scales according to the user’s terminal device. The aim in planning the website’s appearance and the user interface was to reach the level AA of the WCAG 2.0 accessibility guidelines.

Feedback and contacts

You can submit page-specific feedback via the online service. The feedback form is shown in the lower part of each page.

You can send feedback about the service or questions concerning the radiation and nuclear safety using the online form. Feedback can also be sent by e-mail to the address palaute (at)

Official mail must be sent to the Registry to the address kirjaamo (at)

The information submitted on the feedback and question forms of STUK’s online service is saved so that the sender can be contacted as hoped and feedback/inquiries can be answered. Take a look at the data protection description.

Data protection description

The information submitted on the feedback form of STUK’s website is saved in STUK’s ticketing system (Efecte) so that the sender can be contacted as hoped and feedback/inquiries can be answered.

Data controller

Radiation and Nuclear Safety Authority, Public Affairs, Laippatie 4, FI-00880 Helsinki, Finland
Postal address: STUK/Public Affairs
P.O. Box 14, FI-00881 Helsinki, Finland
Telephone: +58 9 759 881 (switchboard)
E-mail address:

Name of data file

Ask about radiation/Feedback

Purpose of processing personal data (purpose of the data file)

The purpose with the form is to provide the opportunity to give feedback or ask questions about matters related to radiation and nuclear safety. The contact details of the person giving feedback are requested on the form in order to process the message. However, messages can also be sent without entering contact details.

Contents of data file

All the information issued by the person submitting feedback or an inquiry is saved in the data file from the feedback form.

Regular disclosure of data

An individual message is only issued to those of STUK’s experts whose expertise is needed in order to reply to the inquiry or to whom the feedback has been addressed. Data are not disclosed from the data file except for processing feedback.

Questions and answers can be published in the Frequently Asked Questions section of the STUK website. The questions and answers are published in generalised form.

Principles in accordance with which the data file has been secured

  • Manual material: Feedback in electronic form is only printed as necessary. Paper printouts are destroyed immediately after processing.
  • Electronically saved data: Feedback is sent to STUK’s Public Affairs unit by e-mail and directed to the ticketing system (Efecte). Only the personnel of the Public Affairs unit have the right to read, send or remove received messages. Data are disclosed for the processing of feedback/inquiries only the party whom the feedback concerns or whose expertise is needed in order to reply to the message.

Right of access

The data subject has the right of access to his/her data in the data file, the right to request rectification of incorrect data and otherwise exercise the rights awarded to him/her in the Personal Data Act. A written request concerning the right of access and rectification of the data must be submitted to the person in charge for data file issues (see Data controller) or by agreeing with the person responsible for data file issues beforehand about accessing the data at the controller’s office.

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