Smart Water Metering Infrastructure Market

The recast EU Drinking Water Directive, Directive (EU) 2020/2184, which entered into force on 12 January 2021, required large water suppliers to assess their leakage levels by 12 January 2026 and to adopt action plans where losses exceed a threshold the Commission sets, turning leak detection from good practice into a legal duty and smart water metering infrastructure into the tool to meet it. Douglas Insights values the smart water metering infrastructure market at USD 4.48 billion in 2025 and forecasts USD 10.1 billion by 2035, compounding at 8.46% a year. The receipt is about 38 million smart water meters and communication endpoints shipped in 2025, static ultrasonic and electromagnetic meters, mechanical meters with reading endpoints, communication networks and meter data software, at an average realised value of USD 118 per endpoint. Endpoints shipped grow 7.6% a year as utilities replace ageing mechanical meters with connected ones, while value per endpoint rises 0.8% a year as static meters and analytics offset falling communication hardware costs. This study sits within our smart metering and utility IoT coverage and follows the published Douglas Insights methodology.

What does the smart water metering infrastructure market include?

The smart water metering infrastructure market is utility spending on meters and systems that read water use remotely and continuously, about USD 4.48 billion in 2025. Static ultrasonic and electromagnetic meters measure flow with no moving parts and hold their accuracy for 15 years or more. Mechanical meters with automated reading endpoints are conventional meters fitted with radio modules. Communication networks and endpoints cover the radio modules, gateways and networks that carry meter data, including dedicated utility radio networks, public low power cellular such as NB-IoT and LTE-M, and drive-by and walk-by reading, where a van or handheld collects readings as it passes. Head end, meter data management and analytics software collects, checks and analyses the data to find leaks, tampering and unusual use. The market serves residential customers, commercial and industrial users, and district and bulk metering on the network. Manual-read meters, pipes, pumps, treatment equipment and electricity and gas meters sit outside the boundary.

What did the EU Drinking Water Directive change for smart water metering infrastructure?

The EU Drinking Water Directive changed smart water metering infrastructure by requiring suppliers serving more than 10,000 cubic metres a day or 50,000 people to measure and report leakage, which they cannot do well without district and customer meters that report continuously. Douglas Insights estimates European utilities lose about a quarter of treated water before it reaches a paying customer, and the Commission’s leakage threshold, due by 2028, will force action plans at the worst performers. In England, Ofwat has set water companies a target to halve leakage from 2017-18 levels by 2050, and several have rolled out smart meters across whole regions. Douglas Insights estimates Europe bought 34% of 2025 smart water metering infrastructure value, USD 1.52 billion, rising to USD 3.17 billion by 2035 at 7.6% a year.

Why are water utilities digitising their meters now?

Water utilities are digitising their meters now because many lose 20% to 40% of the water they treat, and scarcity has made those losses unaffordable. This non-revenue water comes from leaking pipes, meters that under-read and unbilled use. Drought in southern Europe, the western United States, Australia and the Middle East has made every lost litre costly, and regulators now require leakage to be measured. In the United States, the EPA’s Lead and Copper Rule Improvements, finalised in October 2024, require most lead service lines to be replaced within 10 years, pushing utilities to map and digitise their networks, supported by USD 15 billion for lead pipes under the 2021 Bipartisan Infrastructure Law. Smart water metering infrastructure lets utilities find leaks at customer premises and, with district meters, locate losses in the network.

Why are static meters replacing mechanical smart water meters?

Static meters are replacing mechanical smart water meters because they stay accurate for their whole life, and Douglas Insights estimates an ageing mechanical meter can under-read by 5% or more. A mechanical meter uses a rotor turned by flowing water, which wears and misses low flows such as a dripping tap. A static meter measures flow with ultrasound or an electromagnetic field, catches low flows and reverse flow, detects leaks and tampering directly, and usually has communication built in. Static meters cost more, often USD 60 to USD 150 against USD 20 to USD 50 for a basic mechanical meter, but recovered billing usually pays back the difference. Static ultrasonic and electromagnetic meters are the largest smart water metering infrastructure segment, growing from USD 1.70 billion in 2025 to USD 4.24 billion in 2035.

What drives smart water metering infrastructure demand?

Non-revenue water reduction is the first driver. Douglas Insights estimates utilities that combine smart meters with analytics cut non-revenue water by 5 to 10 percentage points within 5 years, worth several times the metering cost in water-stressed areas, and customer leak alerts alone can cut household water use by 2% to 5%. Smart water metering infrastructure endpoints shipped grow 7.6% a year, from about 38 million in 2025 to about 79 million in 2035. English water companies such as Anglian Water and Thames Water have used smart meter data to find thousands of customer-side leaks, many of them continuous flows from dripping taps and running toilets.

Water scarcity is the second driver. Drought and rising demand make conservation a priority in water-stressed regions, and the Middle East is the fastest-growing region for smart water metering infrastructure at 10.6% a year, from USD 224 million in 2025 to USD 614 million in 2035, as Gulf utilities meter desalinated water that costs USD 0.50 to USD 1.00 per cubic metre to produce. Australia’s Millennium Drought and Cape Town’s near miss with Day Zero in 2018 showed how quickly supplies can run short, and both led utilities to step up metering and leak detection.

Regulation is the third driver. The EU directive’s leakage duties, Ofwat’s leakage targets, meter accuracy rules and US lead-pipe programmes push utilities to invest, and Douglas Insights estimates about 40% of 2025 smart water metering infrastructure spending was in markets with binding leakage or metering targets. Some utilities also use smart meters to enforce water restrictions and tiered tariffs that charge more for heavy use.

Meter replacement cycles are the fourth driver. Water meters are typically replaced every 10 to 15 years, and each replacement is a chance to upgrade to a connected meter for an extra USD 30 to USD 80 per endpoint. Douglas Insights estimates about 1.5 billion water meters are in service worldwide, so replacement alone creates more than 100 million meter changes a year, of which smart endpoints were about a third in 2025. Fixed-network endpoints also remove the cost of manual reading, which Douglas Insights estimates at USD 5 to USD 15 per meter a year.

What holds back the smart water metering infrastructure market?

Three restraints cut the 2035 smart water metering infrastructure figure to about USD 6.75 billion in the slower case. Utility funding comes first: most water utilities are publicly owned, rate rises need political or regulatory approval, and replacing a whole meter fleet at USD 150 to USD 300 per installed endpoint competes with pipe and treatment spending; each 1-point change in endpoint growth moves the 2035 figure by about USD 979 million.

Deployment difficulty comes second: water meters often sit in pits, basements and cellars where radio signals struggle, and battery-powered endpoints must last 15 to 20 years without replacement, so network design and installation add cost. Fragmentation comes third: the United States alone has about 50,000 community water systems, most of them small, buying on short budgets with little technical staff, which slows adoption compared with the large electricity utilities that led smart metering.

Which smart water metering infrastructure segment carries the value, and why do static ultrasonic and electromagnetic meters take 38%?

Static ultrasonic and electromagnetic meters lead with 38% of 2025 value. This smart water metering infrastructure segment earned USD 1.70 billion, growing 9.54% a year to USD 4.24 billion by 2035, because utilities specify static meters at replacement for lasting accuracy and built-in connectivity. Mechanical meters with automated reading endpoints hold 26%, USD 1.17 billion, and grow slowest at 4.95% a year as static meters take share. Communication networks and endpoints hold 20%, USD 897 million, growing 7.75% a year. Head end, meter data management and analytics software holds 16%, USD 717 million, and is the fastest-growing segment at 11.24% a year, because the value of smart metering lies in analysing the data.

By customer, Douglas Insights estimates residential meters took about 70% of 2025 value, commercial and industrial users about 20%, and district and bulk metering about 10%. By communication, dedicated utility radio networks carried about 45% of endpoints, public low power cellular about 30%, and drive-by and walk-by reading about 25%, a share that falls as utilities move to fixed networks.

Where is smart water metering infrastructure deployed, and which region grows fastest?

Europe buys the most, 34% of 2025 value, and the Middle East is the fastest-growing region at 10.6% a year. European smart water metering infrastructure spending reached USD 1.52 billion in 2025, led by the UK, France, Spain and the Nordic countries. North America holds 28%, USD 1.26 billion, growing 7.8% a year as utilities upgrade older automated reading systems, helped by infrastructure funding and lead-pipe programmes. Asia Pacific holds 28%, USD 1.26 billion, growing 9.5% a year on large Chinese deployments, Australian drought programmes and investment in India and Southeast Asia. The Middle East adds USD 224 million, Latin America USD 157 million at 9.2% and Africa USD 67.3 million at 9.6%.

Which companies supply smart water metering infrastructure?

Smart water metering infrastructure is led by established meter makers: Douglas Insights estimates Xylem, through its Sensus brand, holds about 15% of 2025 value and the five largest suppliers about 50%. Itron, Badger Meter, Kamstrup and Diehl Metering supply meters, networks and software, and Neptune Technology, part of Roper Technologies, is strong in North America. Landis+Gyr, Zenner, Arad and Honeywell’s Elster business supply meters across regions, and Chinese makers supply large volumes at home and increasingly abroad. Telecom carriers provide public low power cellular networks, and specialist software firms supply water network analytics. The long-life lithium cells that power meter endpoints are sized in our Lithium Thionyl Chloride Battery Market report.

How much does smart water metering infrastructure cost?

Smart water metering infrastructure cost an average USD 118 per endpoint in 2025 at supplier prices. Basic mechanical meters with radio modules cost about USD 50 to USD 100, residential static meters with built-in communication about USD 90 to USD 180, and large commercial and bulk meters several hundred to several thousand dollars. Installed cost, including labour, is typically USD 150 to USD 300 per residential endpoint and higher where meters are hard to reach. Software is increasingly sold as a subscription, and some utilities buy metering as a service, paying per endpoint per year. Public cellular adds connectivity fees of a few dollars per endpoint per year, while dedicated networks need upfront investment. Douglas Insights expects the average value per endpoint to rise to about USD 119 in 2026 and USD 128 in 2035.

How could the smart water metering infrastructure forecast change by 2035?

The smart water metering infrastructure forecast ranges from USD 6.75 billion to USD 13.7 billion in 2035. The base case carries 7.6% endpoint growth and 0.8% value growth for an 8.46% revenue CAGR and USD 10.1 billion. The constrained-funding scenario, with tight utility budgets and slow rollouts, sets the legs at 4.6% and −0.4%, for 4.18% growth. The scarcity-driven scenario, with harsher droughts, tighter EU leakage thresholds and faster analytics adoption, sets them at 9.8% and 1.8%, for 11.78% growth. Protecting these connected utility networks from attack is covered in our Industrial Cybersecurity and OT Protection Market report.

Douglas Exclusive: the smart water metering non-revenue water payback model

The Douglas Exclusive payback model sets out, by utility size and for 25 countries, current non-revenue water levels, the share due to leakage and meter error, the reduction achievable with smart water metering infrastructure and analytics, the value of recovered water at local tariffs and the payback against deployment cost, showing where investment pays for itself. Licence holders receive it as a maintained tab in the Excel model.

Which regulations shape the smart water metering infrastructure market?

Three layers of rules shape the smart water metering infrastructure market, starting with the EU Drinking Water Directive’s leakage assessment deadline of 12 January 2026. Metrology rules come first: water meters are legal measuring instruments, and the EU Measuring Instruments Directive and OIML R49 set accuracy classes and type approval that static meters must meet over their life. Water utility regulation comes second: leakage reporting, Ofwat’s targets in England, US lead-pipe rules and utility performance regimes create the business case. Data protection and telecom rules come third: continuous consumption data is personal data under GDPR and similar laws, and networks must meet spectrum rules.

What methodology sits behind the smart water metering infrastructure model?

The smart water metering infrastructure model is built bottom-up from about 38 million endpoints shipped in 2025 at an average USD 118 each, rising to about 79 million endpoints at about USD 128 by 2035. It covers 4 components, 3 communication types, 3 customer groups and 6 regions, using an installed base of about 1.5 billion water meters, replacement cycles and rollout programmes in 40 countries, and disclosures from 12 suppliers. Manual-read meters, pipes, treatment equipment and electricity and gas metering are excluded, and growth is decomposed as endpoints times value per endpoint. Every figure carries a numbered source and a confidence grade in the fact sheet above, and the working model ships with every licence. The next scheduled review of this study is September 2027.

Sources

1. EUR-Lex Directive (EU) 2020/2184 on the quality of water intended for human consumption (recast) (2020)
2. US Environmental Protection Agency Lead and Copper Rule Improvements (2024)