The primary function of the sewer is to carry wastewater unimpeded to the treatment plant, where it will be treated and returned to nature safe and clean.
One wet wipe, food waste or diaper thrown into the sewer is enough to cause “plugs” in the pipes, and hence flooded buildings or severe damage to costly treatment plant equipment.
More than half of the customers of Sofiyska Voda already receive their invoices by e-mail, which becomes mandatory for all customers following the changed General Terms and Conditions of the company
The idea was born during a meeting between the WSS operator in Sofia, the Construction Chamber, the Municipality of Sofia and the Regional Directorate for National Construction Supervision
As of 19 April 2026, changes to the General Terms and Conditions of Sofiyska Voda will take effect
Five companies attracted the attention of the project partners
Софийска вода