The term "Bioretention" refers to the fact that the biomass in the treatment media, such as plants and bacteria, retains, absorbs, breaks down, and cycles contaminants found in runoff.

Bioretention practices, such as rain gardens, are landscaped depressions that treat on-site stormwater discharge from impervious surfaces such as roofs, driveways, sidewalks, parking lots and compacted …

Sep 15, 2016 · Bioretention is an important technique that uses soil, plants and microbes to treat stormwater before it is infiltrated or discharged. Bioretention “cells” are shallow depressions filled …

Sep 17, 2025 · Bioretention cells (sometimes called rain gardens) can attenuate stormwater peak runoff rates, infiltrate up to 90% of the annual rainfall, and greatly improve the quality of stormwater runoff. …

Bioretention is fundamentally constrained by the invert elevation of the existing conveyance system to which the practice discharges (i.e. the bottom elevation needed to tie the underdrain from the …

Aug 15, 2021 · Bioretention is a popular stormwater management strategy that is often utilized in urban environments to combat water quality and hydrological impacts of stormwater.

Bioretention ention practices are constructed shallow basins used to slow and treat stormwater runoff. Runoff is captured and treated from discrete impervious areas by p ssing it through a filter bed …

Bioretention areas (also referred to as bioretention cells or rain gardens) use soil, plants and microbes to treat stormwater before it is infiltrated or discharged.

The overarching goal of this bioretention design handbook— referred to as “the handbook” throughout this document—is to help you successfully implement bioretention projects.

Jun 23, 2025 · Bioretention is a stormwater management practice that harnesses natural processes to treat and manage stormwater runoff from impervious surfaces such as rooftops, driveways, and …