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Mold Removal & Remediation
A block of brick row homes with front stoops on an older Mid-Atlantic street

Local guide

Mold in Washington, D.C.

Statewide mold risk and local contacts for Washington, D.C..

Dealing with mold in Washington, D.C.? Warm, humid summers and older urban housing across Washington keep mold a common home and building problem, and coastal or river flooding can add sudden water damage. With about 46 inches of rain a year, moisture control is the heart of the fix. This is your Washington, D.C. hub for straight answers, local contacts, and who to call.

Find mold removal and remediation in Washington, D.C.

See local mold risk, the offices to call, and a licensed local pro for your area in Washington, D.C..

Why mold shows up in Washington, D.C.

Washington, D.C. gets around 46 inches of rain a year with warm, humid summers, and much of its housing is older with basements that hold moisture. Humid air, plumbing leaks, and flooding from coastal storms or heavy rain all feed mold growth. The fix always starts with controlling the moisture, and for anything serious a licensed local pro is the right call.

The damp block foundation wall of an older Mid-Atlantic basement

Statewide mold contacts in Washington, D.C.

EPA Regional Office

EPA Region 3 - Mid-Atlantic

215-814-5000

State Health Department

DC Department of Health

202-442-5955

See who to call about mold for health department and EPA contacts.

Mold questions in Washington, D.C.

Is mold a common problem in Washington, D.C.?+

Yes. Humid summers, a long damp season, and a lot of older housing mean mold is a routine home and building concern rather than a rare event.

Does flooding cause mold in Washington, D.C.?+

It can. Coastal storms, tidal flooding, and heavy summer rain leave standing water and soaked materials that grow mold within a day or two if they are not dried out quickly.

When should I call a professional?+

For anything larger than about 10 square feet, mold behind walls or in HVAC, or growth tied to sewage or flooding, bring in a licensed local pro.

Get a local mold read for your Washington, D.C. home

See local risk and the offices to call, built from real climate and census data.

Whether it is a damp basement or a leak after a storm, handling mold in Washington, D.C. comes down to finding the moisture, drying it out, and calling a licensed local pro when the job is beyond a quick cleanup.

Get a mold read for your home

See local risk and who to call, built from real climate and census data.