Enjoying a spectacular fall in Portland, Oregon leads me to talk about street trees and leaves.As we all know the value of trees extends well beyond stormwater

Bioretention Part Three: Lessons Being Learned – Siting Issues and Inlet DesignNot done with siting issues yet, maybe this becomes five parts? One issue on

As a volume based stormwater control measure, bioretention systems are providing beneficial use in that they reduce runoff volumes and peak flows. In areas

As bioretention becomes more popular, many types of designs are being deployed throughout the U.S. Though relatively simple in concept, many are finding that

Most models and approaches toward cost accounting of Stormwater Control Measures (SCMs) use standardized engineering economics. These models use the first cost

System hydraulics refers to how water flows through a stormwater filtration system. The following three steps should be part of the hydraulics evaluation

过去decade, a number of different media have been used for stormwater filtration and more recently for bioretention. Media such as sand, peat, and

As the need for effective stormwater treatment and volume control grows, so does the number of available stormwater control measures (SCMs) such as filtration

Having worked in the field of stormwater management for almost 20 years, and seeing the conceptual and technological development of stormwater management and

The removal of site-specific pollutants can be maximized with the variety of filtration media available. Understanding the hydraulics of the media you choose is