Aquantis: when wastewater generates energy for the Pays Voironnais Commissioned in 1994, the Aquantis wastewater treatment plant was facing a steady rise in hydraulic and pollutant loads driven by the area’s growth. In 2023, the Pays Voironnais urban community entrusted Stereau with the Aquantis-Voreppe project, tasked with expanding the facility’s treatment capacity and strengthening its
Castres: a benchmark for ecological innovation in the Adour-Garonne region In 2023, SPL Eaux de Castres Burlats awarded Stereau the contract to methanize sludge from the Castres Melou wastewater treatment plant. Innovative solutions have been developed to meet the local authority’s sustainability and energy efficiency challenges. By building a methanization digester at the Castres Melou
Villette-Annemasse: Stereau for a cross-border project Les Services Industriels de Genève (SIG) and the town of Annemasse have awarded Stereau the contract to upgrade the Villette wastewater treatment plant to the latest standards. A cross-border collaboration has been established with the Ocybèle wastewater treatment plant in Gaillard, near Annemasse, for the joint treatment of micropollutants.
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Aubenas: wastewater to green energy Consisting of the five municipalities of Aubenas, Saint-Etienne-de-Fontbellon, Saint-Sernin, Saint-Didier, and Mercuer, the Bourdary Joint Association initiated the construction of a new wastewater treatment plant in June 2019 to replace the outdated Bourdary and Tartary treatment plants. By producing and utilizing biogas derived from the anaerobic digestion of sewage sludge
Fos-sur-Mer: an exemplary environmental assessment The wastewater treatment plant in Fos-sur-Mer (Bouches-du-Rhône) is undergoing transformation to meet the challenges of tomorrow. Through the processes it implements, the new plant, with a capacity of 28,000 population equivalents, achieves ambitious objectives in terms of treatment performance and environmental compliance, a significant environmental asset for the city of
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Penthaz: pioneer in micropollutant treatment in Switzerland With the wastewater treatment plant in Penthaz (Vaud canton), the fight against micropollutants in wastewater has entered a concrete phase in Switzerland. The plant, managed by the Intercommunal Association for Wastewater Treatment (AIEE) of Cossonay-Penthalaz – Penthaz – Daillens-Bettens, is the first Swiss facility to be equipped with
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