Summary of recommended hydraulic conductivities of bioretention filter media
Link to this table.

Publication Hydraulic conductivity
Auckland Council Rain Garden Construction Guide (2011) 12.5 mm hr-1 (minimum)
California Bioretention TC-32 (CASQA, 2003) 12.5 mm hr-1 (minimum)
City of Austin (2011) 50.8 mm hr-1 (minimum)
USEPA (2004) 12.7 mm hr-1 (minimum)
FAWB (2009b) 100 - 300 mm hr-1 (temperate climates) 100 - 500 mm hr-1 (tropical climates)
Prince George’s County, Maryland (2007) 12.7 mm hr-1 (minimum)
The SUDS manual (Woods-Ballard et al. 2007) 12.6 mm hr-1
North Carolina Cooperative Extension Service (Hunt and Lord 2006) 25.4 mm hr-1 (for nitrogen removal) 50.8 mm hr-1 (for phosphorus, metal and other pollutant removal)
Puget Sound Partnership (2009) Seattle Public Utilities (2011) 25.4 - 305 mm hr-1

This page was last edited on 15 April 2020, at 17:23.

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