For nearly a decade, SSP&A assisted with the development and implementation of long-term management of contaminated groundwater at the Anaconda Copper Mine Site in Lyon County, Nevada.
Geochemical Analysis of Sources and Mechanisms of Groundwater Recharge, Saugus Formation
2024-11-21T16:45:14+00:00SSP&A evaluated geochemical data collected from depth-discrete intervals of a Saugus Formation pilot borehole.
Hanford Site Statistics and PHREEQC Geochemical Model
2024-11-21T17:09:28+00:00SSP&A was initially engaged to assess groundwater conditions and develop and apply models to design, evaluate, and optimize groundwater remedies for CERCLA operable units across the Hanford Site.
Leviathan Mine Site
2024-11-21T17:13:37+00:00SSP&A was initially retained to provide expert review and evaluation of hydrologic, hydrogeologic, and geochemical conditions at the former Leviathan Mine Site, and to assess the sources of impacts of mining-related residues on groundwater and surface water.
Texas Eastern Natural Gas Compressor Stations, PCB Support
2024-11-21T17:16:11+00:00For over 10 years SSP&A consulted to the NYSDEC spills department, evaluating and simulating the fate and remediation of fuel spills.
Managed Aquifer Recharge Geochemical Evaluations in Basalts
2024-11-21T17:28:39+00:00SSP&A has designed sampling and analysis plans to determine groundwater and basalt chemistry, performed geochemical reactive transport modeling to predict the types and consequences of chemical reactions during ASR operations, and identified mitigation measures in cases where chemical incompatibilities between recharge water and basalt have been identified.
EPA Region 5 Hydrogeological Synthesis and Numerical Modeling Support
2024-11-21T17:33:12+00:00Multiple Sites in EPA Region 5: Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin
PFAS Contamination in the Alabama River System
2024-11-21T17:41:43+00:00SSP&A provided expert services for four legal matters related to PFAS contamination in the Alabama River system in Georgia and Alabama.
Agricultural Aquifer Storage and Recovery Geochemical Modeling
2024-11-21T17:44:16+00:00ASR is a water resource management strategy used in central California to make use of a source water, such as spring snowmelt that flows in rivers and canals.
West Lake Landfill Site
2024-11-21T17:46:08+00:00SSP&A was retained to estimate and depict the lateral extent and the volume of radiologically-impacted material (RIM) within Areas 1 and 2 of Operable Unit 1 (OU-1) at West Lake Landfill Site
Coronet Industries Alternative Site
2024-11-21T17:48:26+00:00SSP&A was retained to develop a groundwater transport model that would explicitly account for the long-term fate of arsenic and boron in aquifers underlying the Coronet Industries Alternative Site, located in Plant City, Florida.
Cape Cod Wastewater
2024-11-21T17:50:49+00:00In support of litigation, SSP&A evaluated the impacts to groundwater and surface water from a wastewater treatment system and septic leach field at a commercial complex in Harwich, Massachusetts.
Gold King Mine Release
2024-11-21T18:03:28+00:00SSP&A provided expert services for the State of New Mexico, New Mexico Environment Department (NMED), and members of the Navajo Nation in lawsuits related to a mine blowout at the Gold King Mine in Silverton, Colorado.
Hanford Site: Groundwater Modeling
2024-11-21T18:15:38+00:00The USDOE Hanford Site transitioned over decades from a Manhattan Project mission to environmental assessment and cleanup. SSP&A was initially engaged to assess groundwater conditions and develop and apply models to design, evaluate, and optimize groundwater remedies for CERCLA operable units across the Hanford Site.
Former Halliburton Manufacturing Facility
2024-11-21T18:17:24+00:00SSP&A was initially retained to evaluate the fate and transport of CrVI (from historical plating activities) and the effectiveness of a combined strategy of in-situ and ex-situ remedies.