The Water Group at GCS consists of a team of highly experienced professionals ranging from hydrogeologists, geologists and chemistry specialists to water modellers, engineers and hydrologists. GCS has over 30 years of experience in water sciences and has been involved in numerous studies across the African continent.

GCS services include mining related water studies, surface water studies, mathematical groundwater flow and contaminant transport modelling, geochemical assessments, contaminant studies and water resource evaluations and monitoring. GCS‘s client base extends from individuals and municipalities to industry, mining companies, aid agencies, and government departments.
Mining Hydrogeology
Environmental Impact Assessments, Mine Dewatering Studies, Hydrochemistry and Contamination Studies, Mine Waste Management, Waste Disposal Investigations, Numerical Groundwater Modelling.
Water Quality Monitoring of Surface Water and Groundwater, Microbiological Monitoring of Surface Water and Groundwater, Groundwater Level Monitoring, Air Quality Monitoring, and Biomonitoring.
Water Resources
Groundwater Resource Development, Water Supply Investigations, Water Reserve Determinations, Aquifer Protection and Remediation, Bottled Natural/Mineral Water Development, Dam Yield Analysis
Catchment Hydrology and Resource Evaluations, Water Management, Flood Hydrology and Flood Lines, Storm Water Management Plans, Feasibility and Conceptual Designs, Water and Salt Balances.
Contaminant Site Management
Hydrocarbon and Industrial Contaminant Investigations, Landfill Investigations, Risk Based Assessments, Remediation Studies, Waste Characterisation, Source and Plume Delineation, Due Diligence Studies.
Unsaturated Seepage and Hydropedology
Seepage modelling for waste sites and dams and Hydropedology as key specialist input for Water Use Licensing.