On the edge of safety

Safety has always been at the forefront of gas utility operations. Since the late 1800s, operators have focused on delivering reliable energy while minimising risk to consumers. But today, the industry faces a new reality: infrastructure is ageing, regulatory frameworks are tightening and customers expect more transparency and resilience. These changing dynamics demand a departure from traditional approach to gas safety.

As a result, utilities across the globe are moving toward smarter, more adaptive networks, with a particular focus on edge intelligence: a technology paradigm that enables real-time decision-making at the network’s edge. By embedding intelligence into meters, sensors, and field devices, utilities can act immediately without waiting for centralised commands, or better yet, anticipate issues before they occur. This shift creates a safer, more agile gas network that supports reliable service for communities everywhere.

Where traditional safety methods fall short

Safety strategies have historically been built around manual inspections, scheduled leak surveys and centralised control systems. These approaches were effective in a time of predictable operations, where networks were relatively static and risks were easier to manage. Today, however, gas networks are far more complex and dynamic. In this environment, the shortcomings of traditional approaches have become increasingly evident. Manual processes can delay response times, scheduled surveys can miss emerging issues and centralised systems often lack the agility needed to address real-time threats.

Manual leak detection and periodic maintenance create blind spots. Between inspection intervals, small leaks can go unnoticed and pressure anomalies can escalate into hazardous conditions. Centralised Supervisory Control and Data Acquisition (SCADA) systems, while effective for monitoring, introduce latency because data must travel to a control centre for analysis before action is taken. In emergencies, those seconds or minutes can mean the difference between containment and catastrophe.

Traditional models are also reactive. They depend on human intervention to interpret alarms and dispatch crews, which slows response and exposes personnel to risk. As networks age and customer expectations rise, these limitations become more pronounced. Utilities need the ability to operate continuously, autonomously and at scale, which are capabilities that legacy approaches simply can’t deliver.

The safety imperative: lessons from global incidents

Gas distribution systems have always operated under strict safety standards, but when they fail, the consequences are severe – both for communities and the environment. The impacts of system failures can be devastating, including fatalities, property damage, regulatory penalties and significant environmental harm. Safety incidents erode public trust and reinforce the urgency for modernisation.

Beyond immediate damages, operators face litigation and heightened regulatory scrutiny. Agencies such as the Pipeline and Hazardous Materials Safety Administration (PHMSA) in the US, the Institution of Gas Engineers and Managers (IGEM) in the UK, and the Energy Market Authority (EMA) in Singapore have tightened safety mandates. These regulations increasingly require utilities to adopt advanced monitoring and risk management practices. Global initiatives, including modernisation grants and decarbonisation programmes, are incentivising investment in technologies that enhance situational awareness and accelerate emergency response.

In addition to safety and financial risks, gas infrastructure failures have profound environmental implications. Methane, the primary component of natural gas, is more than 80 times more potent than CO₂ over a 20 year period.¹ Large-scale leaks, such as the 2022 Nord Stream rupture that released 458 000 t of methane, accelerate global warming and undermine decarbonisation goals.² Every uncontrolled release threatens communities and contributes to climate disruption, making proactive leak detection a critical component of both sustainability and safety strategies. Moving forward, safety is non-negotiable, and compliance alone isn’t enough. Utilities must proactively identify and mitigate risks before they escalate.

^{1. GHG Management Institute, IPCC AR6 Methane GWP Tables. https://ghginstitute.org/ipcc-ar6-methane-gwp-tables/}

^{2. ‘Nord Stream leak twice as bad as previously thought – new study’, Gas Outlook. https://gasoutlook.com/analysis/nord-stream-leak-twice-as-bad-as-previously-thought-new-study/}

Read the article online at: https://www.worldpipelines.com/equipment-and-safety/22012026/on-the-edge-of-safety/