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Lipinski & SonsPlumbing · Milwaukee · Est. 1989

SERVICE №04 FROM $850 INSTALLED

Sump Pumps & Basement Flooding

Milwaukee clay soil plus a March melt is how finished basements die. Primary pumps, battery backups, and check-valve fixes — installed before the water table wins.

For anyone with carpet, a workshop, or a kid's bedroom below grade — and every owner who's stood at the top of the stairs during a thunderstorm, listening for the pump.

Basement mechanical room with pumps, valves, and insulated pipework

How we handle it

Southeastern Wisconsin sits on heavy clay. When the spring melt hits — or one of those July storms that drops three inches in an hour — that clay sheds water straight at your foundation, and your sump pump becomes the only thing between the water table and your drywall. It's a $300 machine protecting a $60,000 basement.

We install cast-iron primary pumps sized to your pit and your inflow, not whatever's on the shelf. Every install gets a proper check valve (that clunk-clunk-clunk you hear all night is a bad one), a sealed or vented lid done right, and a discharge line that actually carries water away from the foundation instead of recycling it back into the pit.

The upgrade we push hardest: a battery backup pump. Storms that flood basements are the same storms that knock out power — your primary pump dies at the exact moment it's needed most. A backup unit runs 6–10 hours on battery and cycles even if the primary fails on a clear day. Ask the neighbors who had one in the 2010 storms.

What's included

  • Cast-iron primary sump pumps — from $850 installed
  • Battery backup systems with monitored charger — from $1,150
  • Check valve, lid, and discharge line corrected as part of install
  • Pit cleaning and float testing on every visit
  • Annual spring test-and-service program available
  • Water alarm installed free with any backup system
  • 1-year labor warranty; pump manufacturer warranty 3–5 years

Sump Pumps & Basement Flooding — questions we actually get

How do I know my sump pump is about to fail?

Age over 7 years, a rattle or grind when it kicks on, short-cycling every minute, or a pump that hums but doesn't move water. Lift the float: if it doesn't start immediately, don't wait for a storm to find out. Testing takes us ten minutes.

Do I need a battery backup if I have a generator?

A standby generator that auto-starts covers you. A portable generator doesn't — because you're not home, or you're asleep, or the storm hit while you were at the cabin. The battery backup works at 3 a.m. without you.

Why does my pump run constantly in spring?

High water table in clay soil — common from March through May, especially near the lake and the rivers. Constant running isn't automatically a problem, but it wears the pump. We check that the pit, pump size, and float range match your inflow so it cycles instead of sprinting.

While we're there

Water where it shouldn't be?

A licensed plumber answers day or night. Flat-rate quote before we start, no overtime charge — nights, weekends, holidays.

Call now — a plumber answers

(414) 555-0187Or book online
(414) 555-0187Book