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bioswale

American  
[bahy-oh-swayl] / ˈbaɪ oʊˌsweɪl /

noun

  • bioswales
    plural
  1. a channel, filled with vegetation, that collects and filters rainwater runoff.


Other Word Forms

Noun Inflected Forms

Example Sentences

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Liou and her gardener helped Lee install it and build a bioswale to catch rainwater, using stones from Valley Builders Supply and some larger rocks from Bourget Bros.

From Los Angeles Times Jun. 10, 2026

Plans are brewing for a bioswale along South 223rd Street.

From Seattle Times Aug. 8, 2022

Outside, a planted channel called a bioswale was designed to filter polluted storm water that gushes from a downspout on the bridge to a nearby lake where salmon swim.

From New York Times Jul. 14, 2020

A subterranean bioswale will filter silt and pollutants from rainwater.

From Washington Post Feb. 24, 2015

At the front of the school, there’s a bioswale, or what the design team calls a “rain garden.”

From Slate Dec. 25, 2014

A better solution, she says, is to build rain gardens and bioswales into cities—sunken areas filled with plants that are designed to absorb excess water.

From The Wall Street Journal Jun. 24, 2026

The bioswales are designed to collect rainwater so it soaks deep in the ground.

From Los Angeles Times Aug. 26, 2025

The Corps has contracts with Parks and other city agencies for certain jobs, like watering trees, installing signs, boarding up derelict houses and maintaining “green stormwater infrastructure,” like the rain gardens also known as bioswales.

From Seattle Times Aug. 31, 2022

Cities can also incorporate more green infrastructure, such as green roofs and bioswales to absorb stormwater and reduce the load on wastewater systems.

From Salon Sep. 10, 2021

There is a plan for upgrading storm water and sewage systems, and efforts to expand bioswales — plantings along streets that collect water — and porous surfaces.

From New York Times Jul. 9, 2021

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