: the volume (as of irrigation water) that would cover one acre to a depth of one foot

Examples of acre-foot in a Sentence

Recent Examples on the Web
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In return, the Bureau of Reclamation would help fund projects like Phoenix's $570 million advanced water purification plant, which aims to produce 7,500 acre-feet of potable water annually. Benedict Cosgrove, Newsweek, 20 Dec. 2024 That demand could hit 100,000-500,000 acre-feet within the next 10-15 years, according to WIFA. Jeremy Duda, Axios, 11 Dec. 2024 The 1922 agreement requires the four states of the upper basin to deliver an annual average of 7.5 million acre-feet to California, Arizona and Nevada over any 10-year period. Ian James, Los Angeles Times, 10 Dec. 2024 An acre-foot is the amount of water that can cover an acre to a depth of 1 foot, approximately 326,000 gallons. Brandon Loomis, The Arizona Republic, 6 Dec. 2024 See all Example Sentences for acre-foot 

Word History

First Known Use

1889, in the meaning defined above

Time Traveler
The first known use of acre-foot was in 1889

Dictionary Entries Near acre-foot

Cite this Entry

“Acre-foot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acre-foot. Accessed 5 Jan. 2025.

Kids Definition

acre-foot

noun
: the volume (as of irrigation water) that would cover one acre to a depth of one foot

More from Merriam-Webster on acre-foot

Last Updated: - Updated example sentences
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