Why Fall Is the Best Time for Valve Exercising and Water System Maintenance

Tim Crisp, Technical Communications Specialist
October 3, 2026

 

Preparing Your Water Distribution System for Winter: Why Valve Exercising Matters

As colder temperatures arrive, water distribution systems and wastewater utilities face increased operational challenges. Freezing temperatures, changing soil conditions, and increased system demands place additional stress on critical infrastructure, making fall the ideal time to prepare for winter.

One of the most overlooked—but most important—components of a winter preparedness plan is a proactive valve exercising program. Combined with leak detection, hydrant inspections, and advanced valve maintenance services, routine maintenance helps utilities reduce emergency repairs, improve system reliability, and extend the life of critical assets.

At M.E. Simpson Co., Inc., we help municipalities prepare their infrastructure before winter arrives, ensuring valves, hydrants, and water mains are ready when they’re needed most.

Valve Exercising: Keep Your Water Distribution Valves Ready

Every valve in a water distribution system serves a critical purpose. Whether isolating a water main break, performing scheduled maintenance, or responding to an emergency, utilities depend on valves that operate when called upon.

Unfortunately, valves that remain untouched for years often become difficult—or impossible—to operate.

Corrosion, mineral buildup, sediment, and environmental conditions can all contribute to seized valves, especially as temperatures fluctuate during the winter months.

A routine valve exercising program helps prevent these problems before they occur.

Using specialized equipment, M.E. Simpson safely exercises water distribution valves, verifying operation while reducing the likelihood of seizure. Regular water valve maintenance keeps isolation valves functional, extends asset life, improves valve reliability, and reduces the need for expensive emergency repairs or premature replacements.

Rather than reacting to failures during a water main break, utilities with proactive valve maintenance programs are prepared to respond quickly when every minute matters.

Leak Detection: Find Small Problems Before Winter Makes Them Bigger

Cold weather causes pipes, fittings, and valves to expand and contract, creating additional stress throughout the water distribution system. Small leaks that go unnoticed during warmer months can quickly become costly breaks during freezing temperatures.

M.E. Simpson’s advanced water leak detection services use industry-leading acoustic leak detection technology to identify hidden leaks before they develop into major infrastructure failures.

Early leak detection helps utilities:

  • Reduce non-revenue water
  • Protect water mains from further deterioration
  • Lower emergency repair costs
  • Improve system reliability throughout the winter
  • Prioritize repairs before freeze-thaw cycles create larger failures

Finding leaks early not only protects infrastructure—it helps protect operating budgets.

Don’t Replace a Seized Valve Until You Explore HydroV®

Even well-maintained systems occasionally have valves that become seized after years of limited operation.

Traditionally, utilities had only one option—excavate and replace the valve.

Today, M.E. Simpson offers a proven alternative.

Using the innovative HydroV® Valve Release System, our technicians can safely release many seized valves without excavation or unnecessary damage.

HydroV® applies carefully controlled vibration and torque at the valve’s natural resonant frequency, allowing crews to restore operation while avoiding many costly dig-and-replace projects.

For utilities, that often means:

  • Lower repair costs
  • Less excavation
  • Reduced service interruptions
  • Faster return to service
  • Extended valve life

Before replacing a seized valve, it’s worth determining whether it can be safely restored.

Hydrant Inspections Help Ensure Emergency Readiness

Winter preparation extends beyond valves.

Routine fire hydrant inspections are equally important to maintaining a dependable water distribution system.

Hydrant inspections verify proper operation, identify maintenance needs, confirm accessibility, and help ensure adequate fire protection throughout the year.

Combined with valve exercising and leak detection, hydrant inspections provide utilities with a more complete picture of overall system health while supporting preventive maintenance and long-term asset management.

Proactive Maintenance Pays Dividends All Year Long

The best time to prepare for winter is before temperatures begin to fall.

A comprehensive utility valve maintenance program helps municipalities:

  • Improve valve reliability
  • Reduce emergency repairs
  • Extend infrastructure life
  • Improve emergency response
  • Lower maintenance costs
  • Protect public water service
  • Maximize infrastructure investments

Instead of waiting until a valve won’t turn or a water main breaks during freezing weather, proactive maintenance keeps critical assets ready when they’re needed most.

Prepare Your System with M.E. Simpson

For more than 45 years, M.E. Simpson has helped municipalities protect their water distribution systems through industry-leading valve exercising, water leak detection, hydrant inspections, HydroV® valve release services, and comprehensive asset management programs.

Whether you’re preparing for winter, building a long-term preventive maintenance program, or improving system reliability, our experienced team can help you keep your infrastructure operating safely and efficiently all year long.

Contact M.E. Simpson today to schedule your fall valve exercising and winter preparedness services.

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