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Sump Pump Repair & Installation in Portsmouth, NH

Keep basements dry with sump pump repair, replacement and battery backup systems. Local plumbers serving Portsmouth and Rockingham County — open 24/7 with upfront pricing.

(888) 480-9811
Sump Pump Repair & Installation near you in Portsmouth · Same-day service

Residents of Portsmouth, NH call MJA Plumbing and Heating for sump pump repair & installation because we show up fast, price fairly and stand behind our work. Serving Portsmouth, Rockingham County and all of the Seacoast and southern New Hampshire, our plumbers handle sump pump repair & installation for single-family homes, condos, rentals and commercial properties. Call (888) 480-9811 now.

Sump Pump Repair & Installation for Portsmouth homes and businesses

New Hampshire basements flood in spring melt and heavy rain. MJA Plumbing and Heating installs and repairs sump pumps, adds battery backup systems that run through power outages, and checks discharge lines so water goes where it should.

What's included

  • Sump pump repair and replacement in Portsmouth
  • New sump pit and pump installation in Portsmouth
  • Battery backup systems in Portsmouth
  • Check valve and float switch repair in Portsmouth
  • Discharge line and freeze protection in Portsmouth

Why Portsmouth chooses MJA for sump pump repair & installation

We answer 24/7

A real person picks up day or night, and an emergency plumber is dispatched immediately.

Upfront pricing

You get the price in writing before we start. No surprises on the invoice.

Fully stocked trucks

Most repairs finish on the first visit because the parts are already on the truck.

Local New Hampshire team

Our plumbers live and work in the communities we serve and know the local water and winters.

Clean work

Shoe covers, drop cloths and a tidy job site every time.

Guaranteed workmanship

If a repair we made fails, we come back and make it right.

Plumber's tip for Portsmouth residents

Test your pump every spring by pouring a bucket of water into the pit — if it does not kick on, call us.

Sump Pump Repair & Installation near Portsmouth

We provide sump pump repair & installation throughout Portsmouth and the neighboring towns of Newington, New Castle, Greenland, Rye, North Hampton, Stratham.

Related plumbing services in Portsmouth

Reviews

★★★★★

“Booked a plumbing inspection before we bought our house. Report was thorough and saved us a big negotiation.”

Jen K.
★★★★★

“Our basement flooded at 2 a.m. and MJA had a plumber at the house within the hour. Pipe was fixed before breakfast.”

Karen M.
★★★★★

“Fair price, showed up on time, explained everything. The new water heater has been perfect.”

Dave R.

FAQ

How soon can you do sump pump repair & installation in Portsmouth?

We offer same-day sump pump repair & installation in Portsmouth and 24/7 emergency response. Call (888) 480-9811 and we will give you an arrival window right away.

What does sump pump repair & installation cost in Portsmouth, NH?

You get an upfront, written price before any work starts. There are no overtime charges for nights, weekends or holidays.

Do you serve areas near Portsmouth?

Yes — we cover all of Rockingham County including Newington, New Castle, Greenland, Rye.

Need a plumber now?

Emergency plumbers on call 24 hours a day across New Hampshire. Upfront pricing, same-day service.

(888) 480-9811
📞 Call (888) 480-9811 — 24/7