Changes

Moderately clean water, contaminants may include asphalt granules, low levels of hydrocarbons and [[metals|Heavy metals]] from decomposition of roofing materials, animal droppings, natural organic matter and fall out from airborne pollutants, potentially warm water.

Moderately clean water, contaminants may include asphalt granules, low levels of hydrocarbons and [[metals|Heavy metals]] from decomposition of roofing materials, animal droppings, natural organic matter and fall out from airborne pollutants, potentially warm water.

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*Infiltration ([[Grass Swales]], [[Bioswales]], [[Green Roofs]], [[Bioretention]], [[Permeable pavements]], etc.);

*Infiltration ([[Enhanced swales]], [[Bioswales]], [[Green Roofs]], [[Bioretention]], [[Permeable pavements]], etc.);

*Filtration ([[Stormwater Tree Trenches]], [[Soil cells]], [[Stormwater planters]]);

*Filtration ([[Stormwater Tree Trenches]], [[Soil cells]], [[Stormwater planters]]);

*Harvesting with [[rain barrels]] or [[cisterns|Infiltration chambers]] and use for both indoor and outdoor non-potable purposes (e.g., irrigation, toilet flushing) after [[Pretreatment]];

*Harvesting with [[rain barrels]] or [[cisterns|Infiltration chambers]] and use for both indoor and outdoor non-potable purposes (e.g., irrigation, toilet flushing) after [[Pretreatment]];

|Low and medium traffic roads and parking lots, driveways, pedestrian plazas, walkways

|Low and medium traffic roads and parking lots, driveways, pedestrian plazas, walkways

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Moderately clean water, contaminants may include low levels of sediment, de-icing salt constituents, hydrocarbons, metals and natural organic matter. Typically warm water.

Moderately clean water, contaminants may include low levels of sediment, de-icing salt constituents, hydrocarbons, [[metals|Heavy metals]] and natural organic matter. Typically warm water.

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*Infiltration ([[Grass Swales]], [[Bioswales]], [[Green Roofs]], [[Bioretention]], [[Permeable pavements]], etc.);

*Infiltration ([[Grass Swales]], [[Bioswales]], [[Green Roofs]], [[Bioretention]], [[Permeable pavements]], etc.);