SAUR France

Leak Detected After Just a Few Hours – SmartEAR®+eH in Action

SmartEAR®+eH in Use at SAUR France

Background
As one of France’s leading water utilities, SAUR has been synonymous with reliable infrastructure and modern network management for decades. In Serres Castet and Sojau, officials were looking for a new solution for precise and continuous leak monitoring—with the goal of detecting water losses early and responding quickly.

The Challenge
Especially in large service areas with varying soil conditions, early detection of leaks is essential to prevent unnecessary water loss and consequential damage. SAUR wanted to test modern technology under real-world conditions—technology that is robust, efficient, and easy to integrate into existing processes.


As part of a field test, Johannes König (Product Management, SebaKMT®) and Lionel Buisset (Sales, France/Belgium) installed several units of the new SmartEAR®+eH system. The focus was on conducting an initial field test of the next-generation devices under real-world conditions—directly on SAUR’s network. SmartEAR®+eH impresses with its highly sensitive acoustic leak detection, combined with efficient data transmission and easy connectivity to the POSEYEDON® cloud. The devices can be deployed flexibly and continuously provide reliable information about the condition of the network.

The Results
The tests were successful: The devices provided meaningful data even in the early field phase and impressed with their ease of use and high measurement accuracy. The reliability of the data transmission and the intuitive analysis via the POSEYEDON® system were particularly highlighted. A particular highlight: As early as the day of installation, November 6, 2024, our loggers detected a leak at 12:00 p.m. using the SmartEAR®+eH. The leak was in a connection with a flow rate of approximately 300 liters per hour. The system reported a 95% probability of a leak, which clearly corroborated the suspicion and enabled targeted intervention. The customer was very satisfied with the solution—further applications within the SAUR network are already being evaluated.

Products in Use

Time period

November 2024

Additional Information

Client: SAUR
Implementation location: Serres Castet and Sojau, France
Contact: Lionel Buisset (Sales, France/Belgium)
Product used: SmartEAR®+eH
Project Manager: Johannes König (Product Management)

SAUR – A Strong Partner in Water Management

SAUR is a leading French company in the water management sector. It operates drinking water networks and wastewater treatment plants and is also involved in the planning and implementation of water treatment and distribution projects.

The group brings together several specialized brands under one umbrella: SAUR specializes in the operation of municipal infrastructure facilities, Stereau in engineering and project development, and Nijhuis focuses on the construction and operation of water treatment facilities for industrial customers.

In France, SAUR is one of the three largest water utilities—after Veolia and Suez—and plays a significant role in sustainable water management.

Link to the SAUR website: www.saur.com

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