Sewer network works
In 2025, the City of Paris notified 6 sewer network works contracts to 4 suppliers, for €21.5M (maximum amounts), 0.4% of the year's contracts.
Source: the City's contract list (opendata.paris.fr) and the DECP, data as of 29 September 2026.
€21.5M
in contracts signed in 2025, at their maximum amounts
Year by year
€€5.4M in 2013 · €€131.9M in 2022 (the highest) · €€21.5M in 2025
Click a year to see its amount.
The largest contracts in 2025
Rehabilitation of the Asnières sewer, Paris 8thSade - Compagnie Générale de€10.2MRenovation works on the Watt plant and associated equipment, Paris 13thEhtp€6.8MRenovation works on the Siphon-Versailles local management station, Paris 15thUrbaine de Travaux€2.3MModernisation of the Wattignies management station, 12th arrondissementEhtp€1.4MReplacement of the Mazas screen cleaner, lot 2PRS€582kReplacement of the Blanqui screen cleaner, lot 1PRS€294kSuppliers in 2025
Maximum contract amounts. The source repeats a lot’s amount for each company that won it; it counts once here. Source: City of Paris, DECP.