stormwater

noun

storm·​wa·​ter ˈstȯrm-ˌwȯ-tər 

-ˌwä-

: rainwater produced by a storm

a stormwater management system

As stormwater runs over lawns, streets and other man-made surfaces, it picks up pollutants—phosphorous and nitrogen from fertilizers, bacteria from pet waste and road salt, to name a few—and carries them into local streams and lakes.

—Delen Goldberg

This rainfall "of biblical proportions," as the local newspaper described it, swamped the city in waist-high stormwater.

—Christopher Cooper and Robert Block

Examples of stormwater in a Sentence

Recent Examples on the Web

Over the last 15 years, the city installed a new stormwater management system nearby that helps prevent flooding in the broader area. —Megan Ulu-Lani Boyanton, The Denver Post, 16 May 2024

State officials also compared the costs of additional supplies from the tunnel, at $1,325 per acre-foot, to the costs of additional supplies through investments in desalination, wastewater recycling, stormwater capture and conservation. —Ian James, Los Angeles Times, 16 May 2024

Word History

First Known Use

1848, in the meaning defined above