In order to assess if the selected suite of BMPs effectively meet the design criteria, use either computer models or simple spreadsheet models. Base Mmdel selection on the size and type of development. A wide range of simple to complex computer models such as Visual OTTHYMO, SWMM, SWMMHYNO, HSP-F and QUALHYMO are available. See [[Modeling]]
STEP have developed the [http://www.sustainabletechnologies.ca/wp/low-impact-development-treatment-train-tool/ Low Impact Development Treatment Train Tool] to help developers, consultants, municipalities and landowners understand and implement sustainable stormwater management planning and design practices.