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surface water

American  
[sur-fis waw-ter] / ˈsɜr fɪs ˌwɔ tər /

noun

  1. water that accumulates on the surface of the ground, such as during flooding or when the ground becomes saturated.

  2. the water of lakes, rivers, streams, etc., as opposed to groundwater.


Other Word Forms

  • surface-water adjective

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The surface water temperature on Wednesday was 68.5 degrees — 7.7 degrees above average for the date.

From Los Angeles Times • Apr. 16, 2026

As the atmosphere thinned, the planet cooled and much of its surface water disappeared.

From Science Daily • Mar. 14, 2026

This challenges earlier assumptions that surface water on Mars would only be possible during extended warm periods.

From Science Daily • Feb. 6, 2026

The local authority said it would monitor river levels with Sepa, while surface water flooding could also become an issue.

From BBC • Dec. 13, 2025

In the middle of the hamlet I came upon a well whose surface water lay thick with clotted scum.

From "Crispin: The Cross of Lead" by Avi