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Lori Spatt
Lori Spatt

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Reducing Non-Revenue Water: Proven Strategies for Utility Managers

In the Utilities industry, non-revenue water (NRW) remains one of the most persistent challenges for water utility managers. Representing water that is produced, treated, and distributed but never billed, NRW directly impacts operational efficiency, financial performance, and long-term sustainability. Mitigating these losses is not only a matter of conservation but also an essential business strategy for utilities aiming to optimize revenue and deliver reliable water service to communities.

Whether you lead a municipal water provider, a private utility, or a regional water authority, understanding and reducing NRW remains a priority. To explore the broader context of leadership and executive hiring in utilities, visit the Utilities industry overview.

What Is Non-Revenue Water and Why It Matters

Non-revenue water is defined as treated and distributed water that never reaches a paying customer. It typically falls into three main categories: physical losses (leaks and bursts), commercial losses (metering errors, billing inaccuracies, and unauthorized consumption), and unbilled authorized consumption (such as firefighting or flushing) that is not charged. This hidden loss can comprise up to 30% or more of a utility’s output, representing significant financial leakage and operational inefficiency.

High NRW levels strain infrastructure, increase production costs, waste energy, and weaken customer confidence. Moreover, unresolved water loss undermines utilities’ ability to invest in critical upgrades and sustainable initiatives, making NRW reduction an urgent priority for utility leaders.

For a deeper exploration of specific strategies that water utilities can deploy to manage and reduce non-revenue water, see the original article.

Core Strategies to Reduce Non-Revenue Water

Utility managers must approach NRW reduction as both a technical and strategic challenge. The most effective programs integrate technology, data, operational best practices, and organizational commitment.

1. Conduct Water Audits and Data Analysis

Understanding the scale and source of NRW is the first step in any reduction program. Water audits quantify losses and help differentiate between physical and commercial components of NRW. Leveraging industry-standard methodologies, such as the AWWA water audit, equips utility leaders with a clear baseline from which to measure progress.

Using data analytics and business intelligence tools enhances this process by identifying patterns of loss and prioritizing actions. Utilities can integrate data from meters, sensors, pressure readings, and billing systems to form a complete operational picture, allowing targeted interventions that yield measurable results.

2. Leak Detection and Repair Programs

Physical losses — primarily due to leaks — represent a major portion of NRW. Utilities can deploy advanced leak detection technologies, such as acoustic sensors, satellite imaging, and pressure monitoring, to detect issues before they escalate into costly failures. Regular monitoring and proactive leak repair reduce water loss, help extend the life of infrastructure, and improve service reliability.

Creating district metered areas (DMAs) enables utilities to isolate sections of the distribution network for precise monitoring and targeted leak responses. This method improves visibility and reduces the time between detection and repair.

3. Upgrade and Calibrate Metering Infrastructure

Commercial losses — often caused by metering inaccuracies, billing errors, and unauthorized consumption — can significantly inflate NRW figures. Utilities should invest in modern, accurate metering infrastructure, including smart meters that provide real-time consumption data.

Periodic testing, calibration, and replacement of outdated meters ensure billing reflects actual usage, resulting in more accurate revenue capture. Additionally, smart meters support anomaly detection, helping utilities identify possible theft or unauthorized use.

4. Optimize Pressure Management

High distribution system pressure can accelerate leaks and equipment failures. Implementing pressure management strategies — including pressure-reducing valves and real-time monitoring — helps utilities maintain optimal network pressure, reducing stress on pipes and minimizing the risk of bursts.

Effective pressure control not only cuts water loss but also reduces energy consumption, which further supports operational sustainability.

5. Workforce Skill Development and Coordination

Technology and data can only go so far without the right people to implement and act on insights. Training staff on NRW reduction best practices — from leak detection and repair methodologies to advanced data interpretation — empowers utility teams to be proactive rather than reactive.

Cross-department collaboration ensures that field crews, technical teams, and administrative personnel work toward shared NRW reduction objectives, reinforcing accountability and continuous improvement.

Advanced Tools and Digital Transformation

Digital transformation accelerates NRW reduction by enabling real-time monitoring, predictive maintenance, and automated alerts. Integrating IoT (Internet of Things) sensors, AI-driven analytics, and digital twins allows utilities to anticipate failure points before they materialize.

Utilities that deploy data platforms capable of synthesizing vast operational data can forecast risk areas, optimize response times, and allocate resources more efficiently. These tools also support long-term strategic planning — crucial in an era of tightening regulations and rising customer expectations.

Measuring Success: KPIs and Continuous Improvement

Reducing NRW is not a one-time effort but an ongoing process. Organizations should establish key performance indicators (KPIs) — such as leak repair times, meter accuracy rates, and audit scores — to measure progress and refine strategies.

Regular performance reviews supported by data dashboards enable utility leaders to assess outcomes, scale successful interventions, and address areas requiring additional focus. This cycle of evaluation and action ensures the utility adapts to evolving operational challenges and maintains momentum in its NRW reduction efforts.

Why NRW Reduction Matters for Utilities Leadership

At its core, reducing non-revenue water is about operational excellence and financial stewardship. Beyond improving service delivery, NRW reduction:

  • Increases revenue and frees up financial resources for infrastructure investment
  • Enhances customer satisfaction by improving supply reliability
  • Supports environmental goals by conserving water resources
  • Reduces energy usage associated with pumping and treatment

For executives and talent strategists in the utilities sector, aligning leadership and workforce capabilities with NRW reduction goals is paramount. Skilled leaders who understand the intersection of technology, data, and operational execution are essential to advancing efficiency and sustainability.

Call to Action

Are you a utility executive seeking to tackle non-revenue water challenges or elevate your operational performance? Reducing NRW is a strategic opportunity, not just an operational task. Start by evaluating your current systems, investing in the right technology, and empowering your team with data-driven approaches.

At BrightPath Associates LLC, we specialize in connecting utilities with leaders who can drive transformation and sustainable growth. Whether it’s identifying forward-thinking operational managers, technologists, or strategic executives, we help utilities find talent that makes a measurable difference.

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