subbasin

noun

sub·​ba·​sin ˌsəb-ˈbā-sᵊn How to pronounce subbasin (audio)
variants or sub-basin
plural subbasins or sub-basins
: a geologic basin formed within or as part of another basin
sediment samples taken from the subbasins of the watershed

Examples of subbasin in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
In one area of the Tule subbasin west of Tipton, state officials said, the ground has sunk more than seven feet since 2015. Ian James, Los Angeles Times, 21 Sep. 2024 In another region, the Delta-Mendota subbasin, 23 separate local agencies recently got together and submitted a single plan covering the entire area, which Stork said is expected to improve coordination. Ian James, Los Angeles Times, 27 July 2024 Advertisement Some of the areas where the state has declared serious problems of overdraft, such as the Tule and Kaweah subbasins, are also among the regions that did the most aquifer recharge during the last year. Ian James, Los Angeles Times, 8 May 2024 State regulators were particularly concerned about five contaminants in the subbasin’s groundwater. Susanne Rust, Los Angeles Times, 27 Dec. 2023 In 2020, the agencies claimed to have 70 such wells across the subbasin. Susanne Rust, Los Angeles Times, 27 Dec. 2023 Just west of the Tulare Lake subbasin is the Westside subbasin, administered by the Westlands Water District, where state officials have approved the local groundwater plan. Susanne Rust, Los Angeles Times, 27 Dec. 2023 Advertisement But Tombstone is in the Kings subbasin in Fresno County, where regulators have recommended approving local groundwater plans. Ian James, Los Angeles Times, 18 Apr. 2023 In the same 10-year period, 42 wells that were measured in the Big Chino subbasin had a median decline of 2.5 feet, while the biggest drop in one well was 13.5 feet. Ian James, AZCentral.com, 6 Sep. 2021

Word History

First Known Use

1832, in the meaning defined above

Time Traveler
The first known use of subbasin was in 1832

Dictionary Entries Near subbasin

Cite this Entry

“Subbasin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subbasin. Accessed 15 Nov. 2024.

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