Insights

What Texas Teaches the Rest of the Country About Water Infrastructure Resilience

By Jesse Penn, Senior Director, W/WW & Water Resources, WSB

In Texas, long-term drought, population growth, ecology, aging infrastructure, and extreme weather have intersected in ways that highlight challenges many regions are increasingly facing. This shapes how systems are planned, designed, and operated, offering lessons that extend well beyond state lines.

Planning For Scarcity Over Generations

One of the clearest lessons to emerge is that water scarcity must be treated as a lasting operating condition rather than a temporary disruption. Utilities that have worked through prolonged drought learned that short-term relief — such as periodic reservoir recovery — does not eliminate supply risk.

In Central Texas, this reality has driven planning horizons well beyond traditional cycles. Some utilities have developed 100-year water supply plans, forcing difficult conversations about how water will be sourced, conserved, stored, and delivered for generations to come. That generational mindset is becoming increasingly relevant elsewhere as growth and climate variability place similar demands on systems nationwide.

Financial Resilience Is System Resilience

Sustained conservation carries financial consequences that cannot be ignored. Reduced water use affects utility revenue, influencing affordability, capital investment, and maintenance programs. Utilities operating under these conditions have had to reevaluate rate structures and balance financial stability with resource stewardship.

The takeaway is straightforward: resilience cannot be achieved through engineering alone. Financial planning and technical planning must be aligned early, particularly when infrastructure is expected to perform reliably for decades.

Designing Beyond Historical Assumptions

Recent experience has reinforced the need to plan for conditions outside historical design norms. Systems accustomed to heat and drought have also been tested by flooding, ice storms, and prolonged freezing temperatures. Multiday freezes strained power supply, treatment processes, and distribution systems, while flooding introduced additional risks for facilities and critical infrastructure.

From Isolated Fixes to Adaptive Systems

In response, resilience has evolved into a broader planning framework. Utilities are moving away from one-off fixes toward flexible systems capable of responding to a range of known and unknown challenges. This includes enhanced monitoring, clear emergency response planning, defined operational roles, reliable backup power, and communication strategies that support timely decision-making.

The Expertise Required for Complex, Persistent Challenges

Delivering resilient systems in these conditions demands teams that understand how planning decisions affect lifetime operations, how construction choices influence adaptability and how systems behave under stress.

Utilities increasingly need partners who can think across the full lifecycle from early planning and design through construction and ongoing performance while accounting for financial constraints, regulatory requirements, and real-world operational realities.

Lessons learned under one set of pressures can inform smarter decisions elsewhere, helping utilities move from reactive solutions to robust strategies.

Strengthening WSB Through Legacy CAS Experience

In late 2025, WSB acquired CAS, a well-established water and wastewater engineering firm with deep roots in Texas. The integration expanded WSB’s water and wastewater capabilities by adding experience shaped through decades of complex project delivery. The Austin-based team brings perspective across planning, design, construction, and operations on public and private infrastructure projects, informing how systems are planned and phased under conditions shaped by scarcity, growth, ecological constraints and extreme weather.

Legacy CAS adds depth in wastewater treatment and strengthens WSB’s capabilities in pipelines, lift stations, pump stations, and large-diameter conveyance.

Together with WSB’s existing water resources and treatment expertise, this integration supports a practical, systems-level approach to water and wastewater infrastructure.

An Early Signal With Broader Relevance

The pressures shaping planning in Texas — ecology, scarcity, growth, extreme weather, financial constraints, and uncertainty — are no longer isolated. The lessons learned in response, particularly the discipline of planning for generations rather than cycles, offer a practical framework for communities nationwide as they work to build water and wastewater systems prepared not just for today, but for the long term.