Training Course on Advanced GIS for Hydrology and Flood Mapping - GIS Software

Module 1: Introduction to Advanced GIS in Hydrology

Theory:

Overview of GIS applications in hydrology, water resources, and flood risk mapping.

Key concepts: watersheds, catchments, stream networks, and hydrological processes.

Role of GIS in flood mitigation and decision support.

Hands-on: Explore hydrological datasets and visualize watershed boundaries.

Case Study: Mapping river networks and catchment areas.

Module 2: Data Acquisition and Management

Theory:

Sources of hydrological, topographical, and rainfall data.

DEMs, satellite imagery, and gauge station data.

Data preprocessing, projection, and database management for hydrological modeling.

Hands-on: Import, clean, and organize hydrological and spatial datasets.

Case Study: Integrating rainfall and river flow datasets for modeling.

Module 3: Watershed and River Network Analysis

Theory:

Delineating watersheds and sub-catchments using GIS.

Analyzing river networks, stream order, and flow direction.

Understanding hydrological connectivity and catchment characteristics.

Hands-on: Conduct watershed delineation and river network analysis.

Case Study: Mapping catchments and identifying flow paths in a flood-prone region.

Module 4: Rainfall-Runoff Modeling and Flow Analysis

Theory:

Rainfall-runoff processes and hydrological modeling fundamentals.

Flow accumulation, flow direction, and peak discharge analysis.

Integration with GIS for spatial hydrological analysis.

Hands-on: Model rainfall-runoff and simulate flow accumulation using GIS.

Case Study: Analyzing river discharge patterns for flood prediction.

Module 5: Flood Risk and Inundation Mapping

Theory:

Flood hazard identification and mapping techniques.

Flood frequency analysis and inundation modeling.

Identifying vulnerable areas and infrastructure.

Hands-on: Generate flood risk and inundation maps using GIS.

Case Study: Mapping flood-prone zones for urban planning and disaster management.

Module 6: Integration with Hydrological Models

Theory:

Coupling GIS with hydrological simulation models (HEC-HMS, SWAT, HEC-RAS).\

Using model outputs for flood forecasting and scenario analysis.

Calibration and validation of hydrological models.

Hands-on: Integrate GIS with HEC-RAS/HEC-HMS for flood simulation.

Case Study: Simulating flood events and generating hazard maps.

Module 7: Vulnerability and Impact Assessment

Theory:

Assessing social, economic, and infrastructure vulnerability to flooding.

Mapping critical facilities, population, and infrastructure at risk.

Multi-criteria analysis for prioritizing mitigation efforts.

Hands-on: Conduct vulnerability assessment and map impact zones.

Case Study: Flood impact assessment for urban and peri-urban areas.

Module 8: Flood Management and Mitigation Planning

Theory:

GIS-based flood mitigation strategies and early warning systems.

Planning infrastructure interventions, retention basins, and evacuation zones.

Decision support for policy and disaster management planning.

Hands-on: Develop flood management plans using GIS.

Case Study: Designing evacuation plans and mitigation measures for high-risk communities.

Module 9: Visualization, Dashboards, and Reporting

Theory:

Creating interactive maps, dashboards, and reports for stakeholders.

Communicating flood risk and hydrological analysis effectively.

Storytelling with GIS for water resource management and flood resilience.

Hands-on: Develop dashboards summarizing flood risk and mitigation strategies.

Case Study: Presenting GIS-based flood risk reports to municipal authorities.

Module 10: Capstone Project

Project Examples:

Advanced GIS-based flood risk mapping and management plan for a watershed.

Simulation of flood scenarios using GIS and hydrological models.

Vulnerability assessment and mitigation planning for urban flood-prone areas.

Hands-on: Complete an end-to-end GIS workflow: data acquisition → watershed analysis → flood modeling → risk assessment → visualization → reporting.

Presentation: Showcase project outcomes, GIS-based recommendations, and flood management strategies.