hydrology groundwater geosynthetics HYDROLOGY In the late 1990s with the ongoing development of the company's capabilities in water-related fields, hydrology and hydraulic engineering services were added to Golder's repertoire. The new millennium brought skills in geographic information systems, information management and cultural sciences. Golder Associates offers a wide range of surface water hydrology services including Hydrologic monitoring, Climatic monitoring, Snow course surveys, Optimization modeling, Water yield studies, Flood plain analysis, Flood frequency studies, Infiltration modeling, Continuous simulation of hydrologic conditions, Permitting, Arctic and permafrost hydrology, Arid and tropical hydrology, Deterministic and stochastic analysis, Wetland hydrology, Dam break analysis and Flood forecasting.