Hydrogeological studies for water supply and sanitation

This is a French public tender (open procedure) for a framework agreement for hydrogeological studies related to drinking water catchments and collective sanitation. The contracting authority is the Régie du SDDEA (Troyes, France). The framework is divided into 3 lots: Lot 1 (Hydrogeological studies, groundwater tracing and pumping tests), Lot 2 (Geophysical prospections), and Lot 3 (Downhole logging). The duration is 48 months. Multiple operators may be selected per lot (up to 4). Tenders must be submitted electronically via xmarches.fr by 10 July 2026 at 11:00 UTC. The estimated value is not provided. Award criteria are not specified. The notice is available in French only. No procurement documents beyond the notice were analyzed.