Sump Pump Demand Set to Peak in April and May Across North America

April and May Are the Riskiest Months for Sump Pump Failure – Are You Ready?

Cincinnati, United States – April 12, 2026 / Roto-Rooter /

Plumbing professionals across the United States and Canada are reporting a significant increase in sump pump service calls as the 2026 spring season approaches. Roto-Rooter, North America’s largest plumbing and water cleanup provider, has recorded a 32% surge in calls compared to the same period the previous year. During last spring, call volume climbed 75% between March and April before reaching its peak in May, and current data indicates this year’s demand is already trending ahead of that trajectory. With above-average winter snowpack melting across wide regions of the U.S. and Canada, and heavy rainfall already making an early appearance with more storms forecast, sump pumps are facing mounting pressure heading into what many plumbing professionals are describing as one of the most challenging spring seasons in recent years. Experts are warning that the window for preventive maintenance is closing fast, as demand is expected to escalate sharply through April and May.

To help property owners get ahead of potential failures, Roto-Rooter’s team of plumbing professionals has identified the five most common sump pump failure points along with recommended steps for addressing each one.

“There has been a clear influx of sump pump-related calls this season, coming not just from homeowners but from commercial clients as well. The peak has not arrived yet, and that is always a telling indicator of what lies ahead,” said Dave Jones, Master Plumber and VP at Roto-Rooter. “When the ground reaches this level of saturation, a sump pump that has not been inspected is essentially operating on borrowed time.”

The 5 Most Common Sump Pump Failure Points

Float switch failure – Identified as the single most common point of failure, float switch issues can cause the pump to run without stopping or prevent it from activating at all. Property owners are advised to remove the sump pit cover, confirm the float is not tangled, pinned against the wall, or coated in buildup, and manually lift it to verify the pump responds. If the pump still fails to trigger or continues running after the float has been cleared, a licensed professional should replace the switch before spring conditions reach their peak.
Motor burnout – More often the result of smaller, overlooked problems rather than a sudden breakdown, motor burnout is among the most costly outcomes a property owner can face. Before drawing conclusions, owners should check the GFCI outlet and breaker box, as a nuisance trip is sometimes the only issue at play. If the outlet has power but the pump remains completely unresponsive, the unit will require full replacement.
Worn or damaged impeller – A compromised impeller reduces pumping efficiency and places increasing strain on the motor over time. Owners should unplug the pump, remove it from the pit, and inspect the intake screen for debris. Flushing the inlet and discharge openings with a garden hose can clear minor blockages. If unusual noise or reduced performance continues after cleaning, the impeller is likely cracked or warped and will require professional replacement.
Clogged or frozen discharge lines – Particularly prevalent in early spring, this failure type causes water to back up into the pit with no path for release. The recommended first step is checking the discharge outlet outside for ice or debris. A hair dryer or heat lamp can be used to thaw a frozen line. Open flames should never be used. If the blockage extends deeper into underground piping, a professional drain cleaning service will be necessary to fully resolve it.
Check valve failure – When the check valve fails, pumped water flows directly back into the pit, forcing the pump into a relentless cycle that accelerates burnout. Owners should unplug the pump, place a bucket beneath the valve, remove it, and install a replacement, paying careful attention to the directional arrow on the valve body, which must point upward and away from the pump. If the pipe configuration requires cutting PVC or if backflow is strong enough to cause vibration in surrounding walls, engaging a licensed plumber is strongly recommended.

The Financial Stakes

A sump pump failure during peak spring conditions carries considerable financial exposure. Basement water damage restoration typically averages between $5,000 and $25,000 depending on severity, with just one inch of standing water capable of causing up to $25,000 in total damages. Adding to the risk, standard homeowner’s insurance policies generally do not cover groundwater flooding or sump pump failure-related water damage, leaving most property owners fully responsible for the costs. In contrast, a professional pre-season inspection – widely considered the most cost-effective preventive measure available – averages between $300 and $500 based on industry data.

“In 25 years of working in plumbing, the springs that catch people completely off guard are always the ones that follow the heaviest snow seasons. When homeowners see the snow melting, many assume the danger has passed – it has not. That water is moving, and it will find the path of least resistance. Without a properly functioning sump pump, it will infiltrate the basement, saturate flooring and carpeting, and damage everything stored below grade,” Jones noted.

Roto-Rooter plumbers are available 24 hours a day, seven days a week at most locations and are fully equipped to service residential and commercial sump pump systems of any size or complexity.

About Roto-Rooter

Roto-Rooter is America’s largest plumbing, drain, and water cleanup services provider, serving residential and commercial customers across the United States and Canada. Available 24 hours a day, 7 days a week, Roto-Rooter’s plumbers and technicians are equipped to handle everything from routine maintenance to emergency repairs. For sump pump tips, maintenance guides, and service scheduling, visit Roto-Rooter’s sump pump page.