Navigation announcement No.36/2021 - Temporary change in traffic organisation - the railway drawbridge at km 733.7 of the Regalica River 

Navigation announcement No.35/2021 - Reduction of navigation signage in the I,II and IV operational sections of the Oder River and Dąbie lake

Navigation announcement No.34/2021 - Reduction of navigation signage in the III operational section of the Oder River

Navigation announcement No.33/2021 - Change the location of dredging work at Przekop Klucz - Ustowo - Stage II

Navigation announcement No.32/2021 - Traffic obstructions on the Szczecin harbor - Cold Canal route

Navigation announcement No.31/2021 - The clousure of the Oder River at km 611,0 - 617,5 - construction works on the railway bridge in Kostrzyn nad Odrą

Navigation announcement No.30/2021 - Change the location of dredging works at Przekop Klucz - Ustowo

Navigation announcement No.29/2021 - failure of the system for opening the span of the railway drawbridge located at 733.7 km of the Regalica River

Navigation announcement No.28/2021 - dredging works of Stage 1 - Przekop Klucz - Ustowo (Szczecin)

Navigation announcement No.27/2021 - Reconstruction of the bridge complex along Krygiera steet at km 734.6 of the Regalica River
Navigation announcement No.26/2021 - The clousure of the Oder River at km 611,0 - 617,5 - construction works on the railway bridge in Kostrzyn nad Odrą - cancellation of navigation announcement No.25/2021

Navigation announcement No.25/2021 - The clousure of the Oder River at km 611,0 - 617,5 - construction works on the railway bridge in Kostrzyn nad Odrą
Navigation announcement No.24/2021 - The clousure of the West Oder River at km 35,95 - 36,55.

Navigation announcement No.22/2021 - Emergency opening of the drawbridge span located at km 733,7 pf the Regalica river.

Navigation announcement No.21/2021 - Cease sounding at III section of the Oder river.

Navigation announcement No.20/2021 - Allow night navigation on the Szczecin Waterway Node.

Navigation announcement No.19/2021 - Allow night navigation on the border section of the Oder river.

Navigation announcement No.18/2021 - Allow night navigation.

Navigation announcement No.17/2021 - The clousure of the Oder River at 694 - 697 km.
Navigation announcement No.16/2021 - Repairs works on the bridge in Siekierki