The level of the Danube river in the Bulgarian stretch is expected to reach critically high levels Monday, stated Bulgaria's Ministry of Environment.
According to information given to the ministry by authorities in Romania, the waters of the Danube will go over the danger limit for flooding Monday.
The ministry had alread alerted all regional governors and local units of relevant executive agencies on Thursday.
Saturday it has renewed its warning to regional authorities and agencies to ensure the protection of citizens and properties.
Inspections of anti-flood dykes are under way.