Floating Treatment Wetlands (FTW) are an innovative new retrofit option for existing stormwater ponds. They can also help earn additional pollutant reductions towards meeting your TMDL goals.

Below are several resources on Floating Treatment Wetlands including the Expert Panel report, which defines the nutrient and sediment reductions the retrofit can earn you, as well as CSN’s fact sheet to quickly describe the practice, the pollutant removal capabilities, and help get you started!

U-12 Floating Treatment Wetland Fact Sheet

Expert Panel Report and Resources

Floating Treatment Wetland Expert Panel Report: Final


Training Resources

[Webcast] Crediting Floating Treatment Wetlands in the Chesapeake Bay