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Olmo Giovanni gravatar image

If the interest is bioremediation in the sense of removing specific contaminants, Kansas State University produced a very extensive database covering 120 contaminants and over 1000 plants.

Alternatively, US EPA is currently testing several bioremediation techniques in various sites in America; the full list is available here, and should include also surface water bodies.

If, as I would assume, bioremediation means phytodepuration of ordinary grey and black water, there are many companies installing small phytodepuration systems (for one to several housholds).

Bigger treatment sites (e.g. city wide) are still uncommon, but France is leading the way with many villages and small cities switching from traditional to "green" wastewater treatment plants.

Suez subsidiary Lyonnaise des Eaux has inaugurated what looks the biggest treatment plant in the country, named "Zone Libellule" (Dragonfly Zone). The system complements it's traditional wastewater treatment station in Lyon, specifically targeting hard to remove pollutants. Below are a description of the project (in French) and the site of the company (still in French only, I'm afraid)