Technologies
Whether for Sustainable Site Design, Environmental Planning, or Stormwater Management, Cahill Associates are industry leaders who incorporate innovative, sustainable, common sense approaches to water resource management, design and planning.

Our experience in infiltration design speaks for itself; please view our map of porous pavement installations dating from the early 1980's. In many projects, we combine porous pavement with the other infiltration-oriented stormwater BMPs. Please download a map of our infiltration BMP projects in Pennsylvania or the tri-state region. Please note, these files are large (over 1 MB apiece) and may take some time to download. If you would like information on any of the projects shown, contact Cahill Associates and request a Project Summary sheet.
Structural Stormwater Technologies
Porous Asphalt with Subsurface Infiltration/Storage Bed
Porous Concrete with Subsurface Infiltration/Storage Bed

Vegetated Stormwater Technologies
Subsurface Infiltration Bed
Surface Infiltration Basin
Subsurface Infiltration Trench
Constructed Wetlands and Infiltration/Water Quality Swales
Recharge Gardens / Bioretention Beds
Vegetated Roof Systems and Roof Gardens
Green Solar Canopy (patent pending)

Onsite Wastewater Technologies
Wastewater Treatment, including Land Application and Reuse

Planning Strategies
Minimum Disturbance/Minimum Maintenance
Low Impact Development

Computer Technologies
Water Balance Model
Geographic Information System
Infiltration Model

Stormwater Retrofit Strategies
Stormwater Retrofits in Urbanized Watersheds