The challenges of Seveso site safety in Europe
Seveso sites are high-risk facilities in Europe. These sites handle hazardous substances and are subject to strict regulations to prevent major accidents. As of 2024, there are over 12,000 Seveso sites across Europe. They present significant challenges in terms of industrial safety and environmental protection.
This article explores those challenges and presents solutions to improve the safety of these sensitive sites.
What is a Seveso site ?
The term “Seveso” comes from an industrial accident that took place in Italy in 1976. This event led to the creation of the Seveso III Directive by the European Commission—a regulation that imposes strict safety measures on companies handling hazardous substances.
Depending on the quantity of these substances, a site is classified as either lower-tier Seveso or upper-tier Seveso. The higher the risk, the stricter the safety requirements.
The main challenges of Seveso site safety in Europe
prevention of major accidents
The main objective of the Seveso Directive is to prevent major industrial accidents. Incidents such as gas leaks or explosions can have severe consequences, endangering human health, the environment, and local economies.
Companies are required to implement prevention plans. These plans help identify risks and reduce them. The use of new technologies—such as Lium’s autonomous surveillance balloon—enables continuous site monitoring. This allows for rapid detection of anomalies and the fastest possible response.
complying with regulations
Seveso sites, classified as high-risk facilities, are subject to particularly strict regulations to ensure safety and environmental protection. These rules are constantly evolving, requiring companies not only to comply with current requirements but also to anticipate future legislative changes.
One of the key challenges is the reduction of greenhouse gas emissions. Companies must adapt their infrastructures to meet these environmental standards while maintaining an optimal level of safety—an essential aspect of managing these sensitive sites.
continuous monitoring of infrastructures
Infrastructure monitoring is essential for quickly detecting problems. Traditionally, this monitoring was done through regular inspections. Today, solutions like Lium’s autonomous tethered balloons enable 24/7 surveillance. These balloons, equipped with sensors, can detect gas leaks or fires in real time.
reducing the carbon footprint
Seveso sites must also work to reduce their carbon footprint. They are under pressure to meet European targets for reducing greenhouse gas emissions. Technological solutions—like those developed by Lium—help quickly identify gas leaks, such as methane. This not only reduces emissions but also improves the overall efficiency of the sites.
The challenges ahead :
The integration of renewable gases
With the rise of renewable gases and hydrogen, Seveso sites must adapt quickly. These new gases have different physical and chemical properties compared to traditional gases, requiring adjustments to storage and distribution infrastructures. As a result, the safety of gas networks becomes a critical issue to ensure that the integration of these new gases is carried out without the risk of accidents.
Anticipating climate risks
Climate risks such as storms and floods can amplify industrial hazards. It is essential for Seveso sites to be prepared to face these events. Solutions like Horus, Lium’s autonomous tethered balloon, provide continuous monitoring, even during adverse weather conditions. This ensures that potential risks are detected in real-time, allowing for quicker responses and minimizing the impact of climate-related disruptions.
Seveso sites in Europe face numerous safety challenges. Regulations are strict, and the risks of accidents are high. However, thanks to innovations like Lium’s autonomous tethered balloons, it is possible to better monitor these sites. This helps prevent accidents and protect the environment.
If you’re a company looking to improve the safety of your Seveso facilities, Lium offers solutions tailored to your needs.
Also worth reading
- Aerial surveillance : from kites to intelligent automata June 25, 2025
- Why a balloon and not a drone ? May 20, 2025
- 5 common misconceptions about industrial surveillance May 7, 2025