24/7 water damage response in Arlington & the Rosslyn-Ballston Corridor On site in about 45 minutes Call (703) 215-2108
Home Services Basement Flooding
24/7 basement flooding

Basement Flooding in Arlington, VA

About half of Arlington homes have basements, and we know how to dry them. Serving the Rosslyn-Ballston Corridor and beyond, on site in about 45 minutes.

(703) 215-2108Tap to call our 24/7 dispatch line
Licensed & insured IICRC certified 4.9 · 49 reviews
Flooded finished basement with standing water on the floor in Arlington, VA
ResponseOn site in about 45 minutes, 24/7
Common signStanding water, damp drywall, musty lower level
Real dangerBelow-grade water hides in walls and slab
DispatchCrews from the Rosslyn-Ballston Corridor

A flooded basement is one of the most common calls we take in Arlington, and it makes sense. Roughly half of the homes here have a basement, and many of those lower levels are finished into bedrooms, family rooms, and offices that sit right where water wants to collect.

Groundwater pushes up through the slab, window wells overflow in a downpour, and municipal backups send water in from the drain. However it arrives, the finished floor and lower walls soak it up fast, and below-grade drying in humid Northern Virginia is slow work that rewards the right equipment.

How it works

How we handle basement flooding in Arlington

  1. 1

    Call and dispatch

    A real person answers 24/7 and the nearest Arlington crew heads out with pumps, air movers, and moisture meters.

  2. 2

    Find the source and reach

    We stop the water and map its full reach, including what soaked into subfloors, wall cavities, and the units or floors nearby.

  3. 3

    Extract and dry

    We pull the standing water, then run air movers and dehumidifiers to a verified dry standard, not just the surface.

  4. 4

    Verify and bill

    We log moisture readings until the structure is dry, document the loss, and bill your carrier directly.

How basement water gets in

Below-grade space collects water from several directions at once, so we trace every source before we start pulling it out.

  • Groundwater rising through slab cracks and the cove joint after heavy rain
  • Window wells filling and spilling over during storms
  • Grade and gutters that steer runoff toward the foundation instead of away
  • Backups from the floor drain during a wet stretch
  • Failed waterproofing or a tired perimeter drain along an older foundation

Because so much Arlington housing predates 1980, many basements were finished long after the foundation was built, which leaves hidden gaps for water. The federal readiness guidance at ready.gov/floods is a useful primer on how quickly a lower level can take on water.

What our crew does first

Speed matters below grade, because the longer water sits against a slab the deeper it wicks into walls, framing, and flooring.

  • Extract standing water with truck-mounted and portable pumps
  • Pull soaked baseboards, carpet pad, and the lower edge of drywall
  • Set air movers and low-grain dehumidifiers sized for the space
  • Meter the slab and framing daily until readings return to dry
  • Photograph everything for your insurance file as we go

Drying a below-grade space right

A basement can look dry on the surface while the concrete and bottom plates stay wet for days. We treat the whole assembly, not just the floor you can see.

  • Target the cove joint, slab edge, and bottom wall plates where water hides
  • Control humidity so the space does not simply re-wet itself overnight
  • Open wall cavities where water tracked behind finished surfaces
  • Verify dry with moisture meters, not guesswork, before we close up
  • Flag any repair or waterproofing follow-up you may want to plan

Fixing the plumbing and grade problems that let water in matters just as much as the drying. The water-saving guidance from EPA WaterSense is a good reminder that small leaks and drips add up in a lower level.

Water rising in your Arlington basement right now? Every hour it sits, it climbs higher into your walls and floor. Call and a crew heads your way.

☎ Call (703) 215-2108

“Our finished basement in Westover took on several inches of water after a wet week and I was sure it was ruined. The crew was pumping within the hour, pulled the wet carpet and drywall, and ran dryers for days until their meters read dry. They saved the room.”

Larisa V. · Westover, North Arlington, Arlington · November 2025
Why McLean

The same local crew, from the first pump-out to the last dry reading

McLean Water Damage CoA typical call
ResponseOn site in about 45 minutes, 24/7Hours out, or next business day
Who answersA local Arlington person, every timeA call center or voicemail
DryingMetered to a verified dry readingA surface check and a fan
Service area

From Rosslyn-Ballston across Northern Virginia

Based in the Rosslyn-Ballston Corridor, we respond across Arlington and Northern Virginia, day or night.

4238 Wilson Blvd, Arlington, VA 22203

Based in the Rosslyn-Ballston Corridor, our crews cover Arlington and Northern Virginia around the clock and reach most homes and condos in about 45 minutes.

We serve Ballston, Clarendon, Courthouse, Rosslyn, North and South Arlington, Crystal City, Pentagon City, and McLean.

See every neighborhood and ZIP we serve
Water damage in Arlington or Northern Virginia? (703) 215-2108
FAQ

Arlington water damage questions, answered

How fast can you reach my Arlington basement?

We aim to be on site in about 45 minutes, any hour, day or night. Crews stage near the Rosslyn-Ballston Corridor so we can move quickly across North and South Arlington.

Can you save a finished basement, or does it all come out?

It depends on how long the water sat and how clean it was. We often save framing and even some flooring by extracting fast and drying the full assembly. We only remove what will not dry safely.

Why does my basement smell musty even after it looks dry?

A surface that looks dry can hide wet concrete, bottom wall plates, and cavities that keep humidity high. We meter those hidden areas and dry them, which is what clears that damp lower-level smell.

Do you help with the insurance claim?

Yes. We photograph the loss, log our moisture readings, and document what we remove and dry so you have a clear record to hand your adjuster.

What about the water source, will it just flood again?

Drying is only half the job. We identify how the water got in, whether that is grade, window wells, or a backup, and flag the repairs that keep it from happening again.

Is standing basement water dangerous to walk through?

It can be, especially near outlets, the panel, or a floor drain that has backed up. Keep clear, avoid the electrical panel, and let our crew handle removal safely.

Water in your home or building right now? Do not wait for the FAQ.

Call (703) 215-2108
24/7 emergency dispatch

A local Arlington crew is standing by

Water sitting means damage spreading. Call McLean Water Damage Co and a local crew is on the way, about 45 minutes out across Arlington and Northern Virginia.

(703) 215-2108Call now, a local crew picks up day or night
McLean Water Damage Co 4238 Wilson Blvd, Arlington, VA 22203 (703) 215-2108 Open 24 / 7 / 365
Call (703) 215-2108 · 24/7 dispatch