Sump pump

A pump in a basement pit that removes water that collects there. Standard in wet climates. Failure during a heavy rain is a common source of basement flooding.

Property condition · Updated September 2026

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Part 1 of 4

Why a seller cares

A sump pump tells the buyer the basement takes water sometimes, and its condition is checked at inspection. A working pump with a battery backup reads as managed; a dry, rusty one reads as a question.

Part 2 of 4

A simple example

Your basement has a sump pump that runs after heavy rain. The inspector tests it, notes no backup battery, and the buyer asks for one.

Sump pump: a simple example
What the inspector findsWhat tends to follow
Pump runs, pit clean, battery backupA note that the basement is protected
Pump runs, no backupA common request: a backup, about $300 to $600
Pump seized, pit fullA repair, and a harder look at the basement

The pump is proof the water is managed. Its condition is proof of how well.

Part 3 of 4

What people get wrong

That a sump pump means a wet basement. It means a dry one, if it works; most buyers know the difference.

Part 4 of 4 · where to read next

Where it appears in the sale

What a definition is, and what it isn't

Keighbor is a software company, not a law firm, brokerage, or tax adviser. This is general information, not legal, tax, financial, or real estate advice about your sale. Your situation may differ. Before acting on a contract, disclosure, title, tax, or pricing question, ask an appropriately licensed professional in your state.

Written and researched by Keighbor Research · drawn from the reference glossary · how we research and check what we publish

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