If the stain appears white, there’s a good chance you could remove it.

The whitened area indicates that the water has only seeped into the wax or polyurethane finish on the wood.

Dark water stains are more difficult.

How to Remove Indoor Water Stains from Wood

The Spruce / Hilary Allison

The moisture has penetrated the finish and seeped into the wood, causing it to darken.

With some elbow grease and patience, though, it is possible to remove both types of water stains.

Here are tips and techniques for restoring your wood surface to its former beauty.

Wood stain we recommend on a green background

The Spruce / Sarah Lee

A smooth, clean surface will make stain removal much easier and improve your chances of success.

This is good news because these stains are easier to remove than their darker counterparts.

Apply Mineral Oil

Pour a generous amount of mineral oil onto a soft cloth.

Minwax Color-Matched Wood Filler

Rub the white mark with the cloth, working with the grain of the wood.

Let the oil remain on the wood overnight.

If the stain remains, move to the next step.

Paint Brushes

Petroleum jelly also works well in a pinch.

Apply Mineral Spirits

Wait a few minutes, and the stain should disappear.

Finish by buffing the area with a clean, dry cloth.

Sunnyside 2-Minute Remover Advanced Detailing Liquid Paint & Varnish Remover atop a decorative peach background

For hydrogen peroxide, begin with a 1:1 dilution of hydrogen peroxide and water.

If the stain is still present, try the chlorine bleach method.

Finally, use a good wood polish tomake your wood shineagain.

Odorless mineral spirit container in middle of disposable gloves, vacuum, cloth and mineral oil

The Spruce / Sarah Lee

White water ring on wood floor being vacuumed

The Spruce / Sarah Lee

Mineral oil poured on white water ring and cloth rubbing it in

The Spruce / Sarah Lee

Odorless mineral spirits applied to white water ring and rubbed in with white cloth

The Spruce / Sarah Lee

Materials and tools to remove a dark water stain from wood floor

The Spruce / Sarah Lee

Dark water stain on wood floor being sanded

The Spruce / Sarah Lee

Dark water stain on wood floor wiped down with cloth mixed with hydrogen peroxide and bleach

The Spruce / Sarah Lee

Wood varnish applied after dark water stain is removed

The Spruce / Sarah Lee