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
Delen GoldbergThis rainfall "of biblical proportions," as the local newspaper described it, swamped the city in waist-high stormwater.—Christopher Cooper and Robert Block
Christopher Cooper and Robert BlockExamples of stormwater in a Sentence
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Universidad Autónoma de Baja California, San Diego Green Infrastructure Consortium and 4 Walls International were granted $103,000 to create a binational hydrological model of the Tijuana River watershed to improve water quality and stormwater management.
—Linda McIntosh, San Diego Union-Tribune, 20 Oct. 2025
As per a press release, construction work began in the fall of 2024 to build a stormwater retention basin in the northeast of Wolkertshofen.
—Maria Mocerino, Interesting Engineering, 19 Oct. 2025
City officials began collecting fees through municipal stormwater bills in January.
—Elliott Wenzler, Denver Post, 15 Oct. 2025
Underground utilities, stormwater, sewage and other systems across the East Bank, including in River North, are largely suited to industrial uses and will need to be upgraded for other purposes.
—Molly Davis, Nashville Tennessean, 9 Oct. 2025
See All Example Sentences for stormwater
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Linda McIntosh, San Diego Union-Tribune, 20 Oct. 2025
As per a press release, construction work began in the fall of 2024 to build a stormwater retention basin in the northeast of Wolkertshofen.
—Maria Mocerino, Interesting Engineering, 19 Oct. 2025
City officials began collecting fees through municipal stormwater bills in January.
—Elliott Wenzler, Denver Post, 15 Oct. 2025
Underground utilities, stormwater, sewage and other systems across the East Bank, including in River North, are largely suited to industrial uses and will need to be upgraded for other purposes.
—Molly Davis, Nashville Tennessean, 9 Oct. 2025
See All Example Sentences for stormwater
Cite this Entry
“Stormwater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stormwater. Accessed 25 Oct. 2025.
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