Environmental Site Design (ESD): What is it, and why it is not synonymous with LID

By: Jon D’Alessandro Environmental Site Design (ESD) incorporates non-structural and natural approaches to new development and redevelopment projects to reduce impacts on watersheds by conserving natural areas, reducing impervious cover, and better integrating stormwater treatment into the landscape. The aim or goal of ESD is to reduce the environmental impact of a site, while also […]

TMDLs – Load Allocations through Resource Misallocations

We live in an incredibly complex and dynamic time for managing our water resources. Our urban areas are hit with ever-more onerous stormwater permit (MS4) conditions, and the MS4 nexus with pollutant loading restrictions imposed by Total Maximum Daily Loads (TMDLs) will further ratchet up the burden (and resulting cost of compliance).

Virginia Lakes and Watersheds Association Annual Conference

On Monday, March 4, Andrew Dinsmore, Stormwater Team Leader at US EPA Region III, will discuss the EPA’s MS4 audit process. This is extremely important to our municipal representatives and their consultants and I am grateful that Andy is willing to make the trip down from Philadelphia to meet with us.