Access to and licences for hydrographic data

All hydrographic data belonging to the Finnish Transport Agency is protected under the Copyright Act. Access to the data for anything other than navigational purposes is enabled with an open data licence or a hydrographic data licence from the Finnish Transport Agency.

The primary access channel to all of the Finnish Transport Agency's geographical information is The Finnish Transport Agency's download and view service. Most of the material can be downloaded via this service with an open data licence, with the exception of certain listed hydrographic data, which can also be downloaded free of charge for purposes other than navigational use when the conditions of the hydrographic data licence are met.

The navigational purpose shall be based on an agreement procedure. Please send inquiries about this via e-mail copyright@liikennevirasto.fi or via this form: PDF -hakemus/lupa.

Navigational purposes refer to all maritime operations, such as route planning, positioning, determining the best course and ensuring the vessel's safe passage.

Illegal use of material

We supervise the use of our material. We will intervene in and rectify any improper use of our materials. If necessary, we will take legal action to protect our copyright.

Page updated 26.09.2016