Flooding vs. Ponding — What's the Difference?

An overflowing of water onto land that is normally dry.

Ponding is the (typically) unwanted pooling of water, typically on a flat roof or roadway. Ponding water accelerates the deterioration of many materials, including seam adhesives in single-ply roof systems, steel equipment supports, and particularly roofing asphalt.

A flood tide.

The excessive accumulation of water in low-lying areas, remaining 48 hours after the end of rainfall under conditions ordinarily conducive to drying.

A large amount or number, especially when moving from one place to another

The accumulation of water on a flat roof, potentially leading to leakage.

A floodlight, specifically a unit that produces a beam of intense light.

Present participle of pond

Flood In the Bible, the covering of the earth with water that occurred during the time of Noah.

To cover or submerge with water; inundate

To move into or fill in large numbers or amounts

To overwhelm in large numbers

To put too much fuel into the carburetor of (an engine), resulting in unsuccessful ignition.

To become inundated or submerged

To pour forth; overflow

Present participle of flood

An act of flooding; a flood or gush.

Emotional overwhelm sometimes leading to a primal state of rage or panic.

(psychology) A form of therapy that treats a phobia by suddenly exposing the patient to the object of the phobia, instead of approaching it gradually.

The filling or covering with water or other fluid; overflow; inundation; the filling anything to excess.

An abnormal or excessive discharge of blood from the uterus.

A technique used in behavior therapy; client is flooded with experiences of a particular kind until becoming either averse to them or numbed to them

Overfull with water;