Flood Hydrology

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Extreme flood do occur. Learn more here

Methodologies

• Regression
• Stream Gage Analysis
• Rainfall-Runoff Modeling
• Stochastic Modeling
• Paleohydrology

Examples

Learn more about the occurrence of extreme floods at DamFailures.org

Best Practices Resources

Selecting and Accommodating Inflow Design Floods for Dams (FEMA P-94) (Federal Emergency Management Agency)

Hydrologic Engineering Requirements for Reservoirs (EM 1110-2-1420) (U.S. Army Corps of Engineers)

Engineering Guidelines for the Evaluation of Hydropower Projects: Chapter 8- Determination of the Probable Maximum Flood (Federal Energy Regulatory Commission)

Technical Release 210-60: Earth Dams and Reservoirs (Natural Resources Conservation Service)

Design Standards No. 14: Appurtenant Structures for Dams (Ch. 2: Hydrologic Considerations) (Bureau of Reclamation)

Flood Hydrology Manual (Bureau of Reclamation)

Trainings

Dam Owner Academy: Extreme Rainfall Events

Citations:

Revision ID: 3658
Revision Date: 09/17/2022