Posted - 21 January 2019

Florida DEP Accepts Downstream Defender for Water Quality

The Florida Department of Environmental Protection has accepted the Downstream Defender® hydrodynamic separator to remove nutrients and sediment from stormwater runoff.

Field testing for Downstream Defender® has shown 22% removal of nutrient-carrying sediments compared to the standard allowance of 10% for a generic hydrodynamic separator.

Engineers who specify stormwater treatment systems can enter the below data into BMPTrains to use Downstream Defender® on their next stormwater treatment project. 

Total Phosphorus

  • 22%
  • 1.67 lbs/acre feet

Total Nitrogen

  • 22%
  • 2.73 lbs/acre feet
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