Constructed Wetlands

April 18, 2011

Natural wetlands are essentially biofilters that remove from water pollutants such as heavy metals, and constructed wetlands can be designed to emulate these features.  A constructed wetland or wetpark is a new or restored habitat for native and migratory wildlife, for anthropogenic discharge such as wastewater, stormwater runoff, or sewage treatment and for land reclamation after mining, refineries operations, or other ecological disturbances.

Learn More:

Visit the Oregon Garden, a popular destination and resort south of Portland comprises wetlands for tertiary treatment of the water supply for Silverton, Oregon.  Research is being continually carried out by SPROUt, or the Sustainable Plant Research and OUTreach Center.   In 2011 SPROUt hosted the 8th Conference of the International Phytotechnology Society: Putting Plants to Work Where We Live, Labor, Breathe, and Play.

Constructed wetlands: Subsurface flow constructed wetlands for greywater and domestic wastewater treatment.  Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ), Sustainable sanitation – ecosan program, Technology Review #2, Update of Feb 15, 2011.  This 35-page illustrated publication with a helpful focuses on subsurface flow constructed wetlands with a substrate of coarse sand for treatment of greywater, domestic or municipal wastewater in developing countries and countries in transition.


Our Mission Through education and advocacy, PHLUSH helps local governments and citizen groups to provide equitable public restroom availability and to prepare for a pipe-breaking seismic event with appropriate ecological toilet systems.

Our Vision Toilet availability is a human right and well-designed sanitation systems restore health to our cities, our waters and our soils.

Public Hygiene Lets Us Stay Human (PHLUSH) was founded in Portland, Oregon and today collaborates with groups across North America.

PHLUSH is a member of the World Toilet Organization and a partner in the Sustainable Sanitation Alliance.

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