* Calculation of rainfall.
* Calculation of Evapotranspiration
* Calculating surface runoff and precipitation.
* Determining the water balance of a region.
* Determining the agricultural water balance.
* Designing riparian-zone restoration projects.
* Mitigating and predicting flood, landslide and Drought risk.
* Real-time flood forecasting, flood warning, Flood Frequency Analysis
* Designing irrigation schemes and managing agricultural productivity.
* Part of the hazard module in catastrophe modeling.
* Providing drinking water.
* Designing dams for water supply or hydroelectric power generation.
* Designing bridges.
* Designing sewers and urban drainage systems.
* Analyzing the impacts of antecedent moisture on sanitary sewer systems.
* Predicting geomorphologic changes, such as erosion or sedimentation.
* Assessing the impacts of natural and anthropogenic environmental change on water resources.
* Assessing contaminant transport risk and establishing environmental policy guidelines.
* Estimating the water resource potential of river basins.
* Water resources management.