Roomassaare Harbour has three principal tasks:

• Cargo harbour
• Passenger harbour
• Yacht harbour

Cargo harbour is equipped with the necessary quays, cargo storage facilities, and lifting cranes for loading and unloading vessels.
For receiving passenger boats the harbour has the necessary facilities for organising frontier guard- and customs formalities.
Yacht harbour is separated from the main harbour, there are 60 places (floating quays) and further more approximately 100 places (stone quays).