Pervious surfaces that are porous and allow rainfall and snowmelt to soak into the soil gray infrastructure such as culverts gutters storm sewers conventional piped drainage and blue green infrastructure that protect restore or mimic the.
Stormwater system meaning.
Stormwater drainage is the process of draining excess water from streets sidewalks roofs buildings and other areas.
The systems used to drain stormwater are often referred to as storm drains but they are also called storm sewers and drainage wells sometimes people confuse stormwater drainage systems with sanitation sewers but storm drains often function separately from sewer systems.
The npdes stormwater program regulates some stormwater discharges from three potential sources.
Wetlands are impor tant ecological systems because they provide habitat for unique and important organisms help control flooding by slowing down storm surges and absorbing rainwater before it reaches waterbodies and they also help filter out nutrients.
A stormwater system is a tool for managing the runoff from rainfall.
Stormwater system means all facilities owned or maintained by the city for collecting detaining conveying reusing infiltrating or treating stormwater from any parcel or place upstream or up gradient of any point of discharge to a river or creek not maintained by the city for conveyance of stormwater or flood control stormwater system shall also mean all facilities owned by or maintained by.
Detaining stormwater and removing pollutants is the primary purpose of stormwater management.
Stormwater also spelled storm water is water that originates from rain including snow and ice melt stormwater can soak into the soil infiltrate be stored on the land surface in ponds and puddles evaporate or runoff most runoff is conveyed directly to nearby streams rivers or other water bodies surface water without treatment in natural landscapes such as forests soil absorbs much.