Cookie Policy

What is a cookie?

A “cookie” is a file that contains small amounts of information that is downloaded on your computer -or other device- by accessing certain web pages and that gathers information regarding your browsing on the websites. Once downloaded into your device, your browser sends these cookies in subsequent visits to the websites already visited, providing them with information (such as, for example, the browser used, the language selected, the number of times you have visited the page, etc.), in order to facilitate, personalise and make the navigation more effective according to the information provided by cookies.

What type of cookie do we use?

Our website uses cookies to personalise the content and provide you with a customised, efficient browsing. We use cookies to help us to identify your browser and the language that you use, as well as other characteristics of your browsing patterns, with the aim of directing you to the suitable home page and facilitating you the navigation on our website. We use identifiers, such as IP addresses to obtain the number of individual visitors that access to our website, their geographical location, and their usage trends across the different pages that make up the site. In no case shall we use cookies to personally identify the user.

By browsing our website you accept the implementation of cookies, which you can control and administrate using the properties of your browser. Note that removing or blocking cookies may affect your browsing on our website, and it is possible that some functions may not be available and may even disable browsing.

The website uses cookies with different functionalities:

Our website cookies installed on the users’ devices are not everlasting, rather, depending on their functionality, they have a limited permanence: from those cookies that delete themselves at the end of a browsing session, to other cookies that expire after 24 hours, up to the longest lasting cookies which expire 365 days after they were last updated.

The following table displays the first-party and third-party cookies that the website current uses and the purpose for which each one is used:

1f616252c666968921000a2b5ef44e1c At the end of the browsing session    
c48b3f668f69f01659341181a9bb31e8 365 DAYS Users’ preferred language. Impacts on the functionality of the Web
cookieaccept 365 DAYS If users have accepted the cookies Disablement of the browsing on the website
_ga 1 day This type of cookie is associated with Google Universal Analytics- which is an update of the commonly used Google analysis service. This cookie is used to distinguish unique users by assigning them a number as a client identifier. It is included in each website request and is used to calculate visits, sessions and company data for the analytical reports of the website. By defect, they expire after 2 years, but this can be modified by the website owner. Impacts of the functionality of Google Analytics
_gat   This type of cookie is associated with Google Universal Analytics. Pursuant with their documentation, they are used to speed up the ratio of requests, limiting the gathering of data on websites with lots of traffic. They expire in 10 minutes. Impacts on the functionality of Google Analytics
_gid 1 day This type of cookie is associated with Google Universal Analytics. It saves and updates a unique value for each web page visited. Impacts on the functionality of Google Analytics
_streamio_session At the end of the browsing session    
JSESSIONID At the end of the browsing session Platform session cookie with a general purpose. Used on sites written in JSP. It is normally used to maintain the users’ session anonymous for the server. Impacts on the management of users.

This website uses “Google Analytics” analysis cookies, an analytical web service provided by Google, Inc. with registered address in the United States with central headquarters at 1600 Amphitheatre Parkway, Mountain View, California 94043. For the provision of these services, cookies are used which gather the information, including the users’ IP address, which will be transmitted, processed and stored by Google in the terms established on the website, including the possible transmission of said information to third parties for legal reasons or when said third parties process the information on behalf of Google. The configuration of these cookies is predetermined by the service offered by Google, as such we recommend that you check the Google Analytics privacy page to obtain more information regarding the cookies they use and how to disable them, understanding that we are not responsible for the content or veracity of third-party websites.


Users can allow, block or remove cookies stored on their device through the browser setting options on their computer. Please read carefully the corresponding help section on your browser to learn more about how to activate the “private mode” or unblock certain cookies:

Enresa wishes to point out that the variation of cookies that this website handles cannot be related to its management and maintenance. Consequently, reviews are carried out periodically to improve and update Cookies Policy.

Enresa does not assume any liability which may arise from legal or technical problems caused due to non-compliance with the recommendations included in this policy. This communication is made for inform the users and, therefore, it should not be used for any other purpose. Likewise, responsibility for the content and veracity of the privacy policies of third parties included in this Cookies Policy is not assumed.

If you have any question regarding the Cookies Policy outlined in this document, you can contact us at


Enresa can modify this Cookies Policy pursuant to the legislative or regulatory requirements, or in order to adapt that policy according to the instructions given by the Spanish Data Protection Agency. For that reason, users are advised to check this policy regulary.

Privacy Policy

Regulation (EU) 2016/679, of 27 April 2016, on the protection of individuals with regard to the processing of personal data and on the free movement of such data and current legislation in data protection matters, makes users of the website (henceforth website) aware of the Privacy Policy which will apply in the processing of the personal data that the user voluntarily provides when accessing the website.

Enresa will adopt all the necessary technical and organisational measures to guarantee the security of this data, preventing its alteration, loss and non-authorised access.

Any change made to the Privacy Policy and in the information management practices will be opportunely reflected, with Enresa being able to add, modify or eliminate said Privacy Policy when it considers necessary.

The user declares that the information and data provided are true and accurate.

Data Controller

  • Empresa Nacional de Residuos Radiactivos, S.A. S.M.E.
  • Tax Identification Number [CIF]: A-78056124
  • Registered address: C/ Emilio Vargas nº 7, 28043 Madrid
  • Telephone: 91 566 81 00
  • E-mail:

Users can contact the Data Protection Officer to resolve their queries regarding the processing of their personal data via the postal address given or via the email address

Purposes of the Processing

Data will be processed by Enresa with some of the following purposes:

  • The website users management
  • Public information requests management.
  • Subscriptions to Enresa information management.
  • Attention to the information requests made via the tools provided to the users.
  • To analyse and resolve inquiries, suggestions, complaints and claims.
  • Cookies: to provide statistics about the use of the Page
  • Use for statistical purposes to measure users’ behaviour and trends and analysing how to improve the services provided..
  • To detect and investigate frauds and other illegal activities and/or breach the Privacy Policies and Legal Warning.

Users can, at any point, oppose to the processing of their personal data if Enresa do not provide all the necessary information

Legal Purpose of the Processing

The legal basis for the processing of the data corresponds to:

  • Consent provided by users by sending their data to us, as well as with the completion of different forms and requests.
  • Compliance with legal obligations.

The fields on forms marked with an asterisks (*) included on the Page are considered as obligatory fields in order to be able to attend to their requests or evaluation of the information that they wish to provide us with.

Conservation of Data

Data will be conserved as long as necessary for the purpose for which it was gathered and it will be blocked when it ceases to be necessary for the purpose for which it was gathered, remaining at the exclusive disposition of the relevant Judges, Courts, Tax Ministry or Public Administrations, particularly the data protection authorities, to deal with the possible liabilities resulting from the processing, during the limitation period. When that period has passed, Enresa shall proceed to delete the data..

Exercise of Rights

Users can exercise their rights to access, rectify, delete, transfer, limit and oppose to their data at any point by means of a request addressed to Enresa, accompanied by a copy of an official identification document, either by writing to our postal address Calle Emilio Vargas, nº 7, 28043 Madrid, or by e-mail at:

Likewise, at any point they can withdraw the consent given by communicating so to the address above, as well as making a claim to the controlling authority, the Spanish Data Protection Agency (Agencia Española de Protección de Datos: