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Sump Pump Failure — What to Do When the Basement Floods

Sump pump failed — do this now

  1. Don’t walk into standing water until power to the basement is off at the breaker.
  2. Check the obvious: is the pump plugged in, is the breaker or GFCI tripped, is the float stuck?
  3. If it won’t restart, a rented or borrowed utility pump can keep water from rising.
  4. Move belongings up and out of the water.
  5. Photograph everything for insurance.
  6. Call Vault at (385) 250-2825 for extraction and drying.

Why sump pumps fail

  • Power outage — often during the same storm that’s raising the water.
  • Stuck float switch — debris or the pump shifting in the pit.
  • Clogged intake or discharge line — dirt, gravel, or a frozen discharge line in winter.
  • Undersized pump that can’t keep up during snowmelt or heavy rain.
  • Age — pumps wear out, and many are never tested until they’re needed.
  • Missing check valve, letting pumped water fall back into the pit.

The Rivergrove case study on this site started with a basement sump pump failure.

Backup options worth knowing

  • Battery backup pump — a second pump that runs when power fails.
  • Water-powered backup — uses municipal water pressure; no electricity needed.
  • High-water alarm — a cheap sensor that warns you before the basement floods.
  • Generator for longer outages.

Test it twice a year

  1. Pour a bucket of water into the pit.
  2. The float should rise and the pump should start on its own.
  3. Check that water is discharged outside, well away from the foundation.
  4. Check that the discharge line isn’t frozen or blocked in winter.

Typical Utah cost

ScopeTypical range
Unfinished basement, extraction and drying$1,500-$4,000
Finished basement, one or two rooms$4,000-$9,000
Finished basement, full level$8,000-$18,000+

Insurance

Standard homeowner’s policies often exclude water that backs up or overflows from a sump. Many insurers offer a water backup / sump overflow endorsement for a small added premium. Check your policy before you need it. See what insurance covers.

Basement flooding after a pump failure?

Call (385) 250-2825 — answered live 24/7.

Water damage services · Spring flood prep · Structural drying explained · Mold in basement

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Water coming in right now? Our emergency water damage service in Provo answers live 24/7 at (385) 250-2825.