How to Inspect and Clean Your Sump Pump to Prevent Basement Flooding
Editorial Team Published: April 2026 ▲ Regular inspection of your sump pump basin helps prevent unexpected basement flooding during heavy rainstorms. In This Article Direct Answer: How Often to Clean Step-by-Step Inspection Guide How to Clean the Basin and Pump Common Maintenance Mistakes to Avoid Frequently Asked Questions Inspecting and cleaning your sump pump at least twice a year—ideally in spring before the rainy season and in late fall before freezing temperatures—is the most reliable way to prevent unexpected basement flooding. Homeowners often wait until a severe storm hits to check their pump, only to discover a stuck float switch or a clogged intake screen when it is too late. Direct Answer: How Often to Clean and Test You should test your sump pump every 3 to 4 months and perform a full physical inspection and cleaning every 6 months. If your area experiences high ...