As part of the project "Expansion and reconstruction of a wastewater treatment plant and organization of water and sewage management in Łomża", advanced technological works are carried out, among others replacement of the rod agitator in gravity thickeners or replacement of scrapers on primary settling tanks.

Insulation works in the fermentation chamber and assembly of technological equipment have been completed.

The old cogeneration unit has been disassembled and multi-disciplinary work is being carried out to adapt the room for the installation of a new device, which is to lead to a more effective use of the produced biogas.