MoldHelpUSAWhat mold remediation includes
- A written scope tied to an independent inspection
- Lower-level walls, carpet, and pad on the downhill side of the storm path
- Window well and basement door areas
- Condo work under building rules: hours, elevator, insurance certificate
- Drying and HEPA cleaning before rebuild
- An independent final check
Mold Remediation in Arlington: local factors
Reagan National Airport, the region's official climate station, sits in Arlington and averages about 42 inches of precipitation a year (NOAA 1991–2020), with July the wettest month. Most of that arrives without drama. The jobs that fill remediation schedules usually follow the storms that do not.
Storm water on hillside lots
On July 8, 2019, Reagan National recorded about 3.3 inches of rain in a single hour, the National Weather Service issued a rare Flash Flood Emergency for Arlington, Alexandria, and Washington, and Four Mile Run rose about 11 feet in an hour. Water poured into homes along the county's small streams. On sloped Arlington lots, storm water heads for the foundation, and window wells and basement doors let it in. Remediation removes the wet lower walls, carpet, and pad, dries the structure, and needs a drainage fix outside to hold: regrading, downspout extensions, window well covers, or a drain at the basement door.
Mid-century houses
About 53% of Arlington homes predate 1980 (Census ACS). In Cherrydale, Westover, Bluemont, Lyon Park, and Aurora Highlands, brick colonials, Cape Cods, and ramblers often have basements added or refinished later. The fix there is often less about the finish and more about the foundation behind it.
Condos and apartments you own
In Rosslyn, Courthouse, Clarendon, Ballston, and Crystal City, owned units in high-rises are a big share of jobs. Building management usually sets hours and elevator times and asks for a certificate of insurance. When water came from another unit or a riser, get the association's position in writing before demolition.
Virginia's rules for remediators
Virginia has no mold license, but the Virginia Consumer Protection Act (§ 59.1-200) requires a company that sells home mold remediation to hold a certification from a recognized certifying body and follow EPA guidance or the ANSI/IICRC S520 standard. Ask to see the certificate. DPOR says contractors doing mold remediation should also hold a Class A, B, or C contractor license, which matters most when the job includes rebuilding.
Bids and the final check
Get the scope from an independent mold inspection in Arlington, compare bids on it, and hold the final payment until a check by someone outside the crew passes; mold testing in Arlington covers that step.
Cost
Arlington has no separate price data, so Washington-area homeowner figures from a 2026 guide apply: about $1,169 to $3,597 for most jobs, or $10 to $30 per square foot. A finished lower level costs more once it is rebuilt. See the remediation cost guide.
Calling
Say whether it is a house or a condo, and whether the water came in during a storm or from inside. You will hear the next step and its price from the local company on the line; there is no fee for the call.
Mold Remediation cost in Arlington
| Job | Typical range |
|---|---|
| Remediation, priced per square foot | $10–$30 per sq ft |
| Typical Washington-area remediation job | $1,169–$3,597 |
Licensing for mold remediation in Arlington
Virginia has no mold license, but the Consumer Protection Act requires home mold remediators to hold a recognized certification and follow EPA or ANSI/IICRC S520 practice. In Arlington, ask for that certificate and check any contractor license with DPOR.