The swales — there are two, actually — were a collaboration between Vulcan and Seattle Public Utilities. KPFF Consulting Engineers completed the civil design, and KPG was responsible for the ...

While limited, the degree to which a swale removes pollutants, such as sediment and nutrients, is highly dependent on its design and site conditions. For those of us in the Cape Fear region ...

True swales collect rainwater (running from a roof gutter, for example) and slow it to a standstill allowing water to better infiltrate the soil and support nearby plant life. Trees that thrive ...