What is a storm water pollution?

In undeveloped areas, precipitation typically soaks into the ground. When buildings, parking lots, roads and other hard surfaces are added to the landscape, the ground cannot absorb the water. read more

Stormwater is water from rain or melting snow that does not soak into the ground. It flows from rooftops, over paved areas, bare soil, and sloped lawns. As it flows, stormwater runoff collects and transports animal waste, litter, salt, pesticides, fertilizers, oil & grease, soil and other potential pollutants. read more

Stormwater, also spelled storm water, is water that originates during precipitation events and snow/ice melt. Stormwater can soak into the soil (infiltrate), be held on the surface and evaporate, or runoff and end up in nearby streams, rivers, or other water bodies (surface water). read more

Because stormwater flows over hard surfaces directly into storm drain, there is no opportunity for soil and plants or a water treatment facility to filter out pollutants. In undeveloped areas, precipitation typically soaks into the ground. read more