Hydrological Extremes
3 important questions on Hydrological Extremes
What does it mean if the concentration (dot) in the seasonality statistics is close to the center.
It means there is a high variability of flood events. So when the highest flood event is in a year will differ a lot.
What three things causes regional differences in flood scales?
1. Extreme precipitation
2. Snowmelt
3. Soil moisture excess
2. Snowmelt
3. Soil moisture excess
What are four assumptions you do if you calculate the return period?
1. All data points are correct and precisely measured.
2. Peak events should be independent.
3. All floods originate from the same statistical population
(homogeneity).
4. Static hydrological regime.
2. Peak events should be independent.
3. All floods originate from the same statistical population
(homogeneity).
4. Static hydrological regime.
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