Project Name: BraewoodBasin: Swale 3 (Basin S3, L5)Date: 8/28/25Water Quality Event Surface Facility ModelingWater Quality Event Below Grade Modeling0%10%20%30%40%50%60%70%80%90%100%0.00000.10000.20000.30000.40000.50000.60000 500 1000 1500 2000 2500Runoff, cfsTime, minutesSurface InflowInfiltration CapacityPercolation to SubsurfaceOverflowSurface Capacity0%10%20%30%40%50%60%70%80%90%100%0.00000.00020.00040.00060.00080.00100.00120.00140 500 1000 1500 2000 2500Runoff, cfsTime, minutesRock InflowInfiltration CapacityOverflowRock Capacity 800 Willamette Street, Suite 400 Eugene, OR 97401 541.684.4902 kpff.com