On February 22, 2023, Thalis E.S. S.A. signed a contract with the Municipality of Argos Orestikou of the Regional Unit of Kastoria, in the Region of Western Macedonia for the project "Biological treatment and purification of waste water of Argos Orestiko".

The project will meet the needs of 98% of the population of the Municipal Unit of Argos Orestikou, including the W.T.P. of Argos Orestikou, while in conjunction with the project " Biological treatment and purification of wastewater of Ionas Dragoumis settlement " will significantly contribute to the improvement of the environmental conditions of the Aliakmonas river and will help the improvement of the drainage networks of the settlements of the two Municipal Units.

The wastewater treatment system has the possibility of tertiary treatment with the removal of nitrogen and phosphorus, due to particularity of the location of the settlements of the Municipal Units of Argos Orestikou and Iona Dragoumis within the Aliakmons valley, contributing to the avoidance of contamination of the underground water table and the protection of Aliakmonas water resource.

The project "Biological treatment and purification of waste water of Argos Orestiko" includes:

•         Extensions from the sewage outlet points with DN315 polyethylene pipes to the pumping station points

•         Construction of small sewage pumping stations

•         Depressant DN110 sewage pipeline from the pumping stations to the local WWTP

•         Construction of WWTP

Thalis E.S. SA represents modern sustainability in the most reliable way and creates innovative solutions that respect the environment.