Employee Login Home Expertise News Software Projects Publications About Contact Careers Hyde Park Landfill Groundwater Model SSP&A developed a model of groundwater flow in the fractured rock where over 20,000 tons of chlorinated DNAPLs were released. Hanford Nuclear Reservation Remediation Modeling SSP&A is part of a multi-firm team developing remedial alternatives and strategies for the RI/FS and post Record of Decision (ROD) activities. The Columbia Basin Groundwater Management Area SSP&A is assisting a grass-roots organization in developing water resource tools to support assessment of water management alternatives within the 8,000 square mile Columbia River Basalt Group aquifer. Expertise S.S. Papadopulos & Associates, Inc. was established in 1979 to provide professional groundwater and hydrogeology consulting services. With that cornerstone of expertise, we have continued to grow and have developed an internationally recognized practice in contaminant studies, environmental engineering, remediation, geochemistry, and surface-water hydrology. Learn More Software SSP&A has developed modeling and related software for over 20 years. SSP&A develops and distributes software for groundwater modeling and related analysis. Learn More mod-PATH3DU GWD MT3D KT3D_H2O MPNE1D PEST ATRANS PATH3D BIOSCREEN-AT OneD SSM (Source Screening Module) Home Expertise News Software Projects Publications About Contact Careers Site Map © 2011-2021 S.S. Papadopulos & Associates, Inc., all rights reserved Web Design by Blue Water Media