NGC Drainage School – Storm Events
Pictured Above: An Intensity-Duration-Frequency Curve for Kanata, Ontario (http://www.mto.gov.on.ca/IDF_Curves/results_out.shtml?coords=45.295833,-75.887500) If you are ever working with an engineer on a drainage solution or a stormwater management plan, you may hear them refer to “storm events” and “design storms”. These terms generally refer to recurrence rates; whether it be a 2-year, 5-year, 10-year, or 100-year storm event…