Stormwater filtration systems from the Philadelphia Water Department’s "Green City, Clean Waters" program. Click image for link to full profile and visit the slowottawa.ca boards >> https://www.pinterest.com/slowottawa/
STORM WATER MANAGEMENT (Infiltration & Recharge) - Rain Garden - Designed to drain quickly, will use typical landscaping plants & soils. Multiple small rain gardens operate better than on large rain garden. Typically used in Residential areas
This "low impact" solution for storm water management in parking lots is effective in directing storm water to the plant material but can become very costly with excessive concrete curbs and curb cuts. Photo from Light Imprint Handbook by DPZ Charlotte.