Sump Pump Failure: Protect Your Basement

When the pump stops, groundwater doesn’t

Sump pumps move groundwater from a basin (crock) away from your foundation. If yours fails during heavy rain or snowmelt, basement flooding can follow quickly.

Need a professional? Call (844) 936-0420 to connect with local help when available.

Educational/referral content. We don’t sell pumps on this page or invent installation licenses.

What a sump pump is—and isn’t

• Is: a pump for groundwater / footing drain water collected in a sump pit.
• Isn’t: a cure for sewer backup. Sewage in fixtures is a different system.
• Isn’t: hidden wall seepage with a working pit — that’s leak detection.

If you’re seeing sewage, follow sewer guidance and emergency plumbing—not sump troubleshooting.

Signs of trouble

• Pit water rising above normal levels
• Pump doesn’t run when water is high
• Pump runs but water doesn’t drop (discharge blockage or failed impeller)
• Rapid short-cycling
• Unusual grinding or silence during a storm
• Visible rust, tipped float, or debris jamming the float switch
• Check valve issues on the discharge line (symptoms vary)

Quick homeowner checks (power-safe)

1. Confirm the pump is plugged in and the GFCI / outlet hasn’t tripped.
2. Look for an obvious jammed float—only reach in if power is disconnected and you understand pit hazards.
3. Inspect the discharge pipe exit outdoors for blockage, ice, or a capped/closed point.
4. If you have a battery backup system, check indicator lights per the manufacturer.
5. Note whether the failure coincides with a power outage—primary pumps need power unless a backup is installed.

If the basement is already flooding with electrical hazards, prioritize safety over DIY. For generic after-hours shutoff triage, see emergency plumbing.

Storm readiness (prevention mindset)

• Test the pump before rainy seasons by carefully adding water to the pit to float the switch (don’t damage the liner).
• Keep the pit reasonably clear of debris.
• Consider backup power options if you live in high water-table or outage-prone areas—discuss with a qualified installer.
• Know where discharge water goes; don’t create ice hazards on sidewalks or dump against the foundation.

When to call a professional

Call (844) 936-0420 if:

• The pump won’t run and basic power checks fail
• The basement is taking on groundwater from the pit
• You need pump replacement, proper discharge design, or backup system advice
• You suspect a failed check valve or buried discharge problem

Ask about: pump sizing, battery/water-powered backups, alarm options, and whether permits apply for exterior discharge changes in your municipality.

Related guides

• Emergency plumber — after-hours flooding triage
• Sewer backup — sewage, not groundwater
• Plumbing hub

FAQ

How long do sump pumps last? Lifespans vary with runtime hours, water conditions, and build quality. Frequent storms in wet years wear pumps faster.

Can I upgrade during an active flood? Sometimes a temporary pump strategy is needed first; permanent replacement may follow once safe. Describe conditions when you call.

Do you install pumps in every U.S. city? Coverage depends on partner availability. Call (844) 936-0420 to check options for your address.

Call for help

(844) 936-0420