Application of the SWMM Storage-Treatment Block for Analysis/Design of Extended-Detention Ponds

Table of Contents:

Application of the SWMM Storage-Treatment Block for Analysis/Design of Extended-Detention Ponds

Overview: EDPs -popular BMPs for storm water control

Extended-Detention Ponds (EDPs)

Traditional Design of EDPs

Analysis of EDP Performance

Model Results for Original EDP Design

Modeling Enhancements

PPT Slide

Simple Spreadsheet Model

Sensitivity Analyses: Effect of Orifice on Detention

Sensitivity Analyses: Effect of Orifice on Efficiency

Sensitivity Analyses: Effect of EDP Sizing

Detention Time for EDP Design

Proposed Definition of Effective Detention Time

Design Application of Effective Detention Time

Recommendations

Questions?

Summary of Results

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