New Water Rules Put Leak Detection on the Frontline

SB 72 mandates leak reduction goals, turning smart water tech into a utility essential and redefining conservation strategy.

3 Mar 2025

California has passed new legislation requiring utilities to cut water losses from leaking pipelines, elevating infrastructure repair and monitoring to the core of its conservation policy.

Senate Bill 72 mandates that utilities set measurable targets for reducing leakage and integrate them into their five-year planning documents. The rules form part of the state's Water Plan, which guides resource management.

State officials estimate that as much as one-fifth of treated water is lost before it reaches homes or businesses, largely through aging or damaged networks. By targeting that loss, policymakers aim to shift the focus from finding new water sources to preserving supplies already in circulation.

The change is expected to accelerate adoption of leak detection and monitoring technologies. Companies such as Trimble and Mueller Water Products, which provide smart sensors and underground mapping systems, are likely to see higher demand as utilities adapt to the new standards.

"This is an exciting moment for the water sector," said Olivia Herrera, a Sacramento-based consultant. "Tech tools are no longer optional. They're essential."

Smaller utilities, particularly those managing older systems in urban areas, may find compliance difficult without outside help. Industry groups are urging the state to provide funding and technical assistance to ensure broad participation.

Advocates say the policy represents a shift in how California approaches climate resilience, treating leak prevention as a frontline measure rather than routine maintenance. Observers note the law could become a model for other states facing similar challenges.

While implementation will vary across the state's diverse water agencies, SB 72 underscores the growing role of technology in managing scarce resources. For utilities and investors alike, reducing leaks has become a strategic priority rather than an operational detail.