Two bioretention cells were constructed at the University Mall in Chapel Hill, NC. The larger of the two cells was monitored. It had a drainage area of 0.15 ac. Results of this study site are available in Hunt et al. (2006) [Journal of Irrigation & Drainage Engineering] and Hunt (2003) [Ph.D. dissertation].

Monitoring Period: June 2002 - April 2003

Media Depth: 4 ft

Media Characteristics: low P-Index (4-12), saturated hydraulic conductivity 1.3-3.1 in/hr

Drainage Configuration: conventional

In-situ soil: relatively tight clay

Vegetative Cover: mulch/tree/shrub/perennials