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Recurrence Interval refers to the average time between events like floods or storms of a specific intensity, typically measured in years. Check FAQs
Tr=NYearsm+Cg-1
Tr - Recurrence Interval?NYears - Number of Years?m - Flood Serial Number?Cg - Gumbel Correction?

Recurrence Interval by Gumbel's Method Example

With values
With units
Only example

Here is how the Recurrence Interval by Gumbel's Method equation looks like with Values.

Here is how the Recurrence Interval by Gumbel's Method equation looks like with Units.

Here is how the Recurrence Interval by Gumbel's Method equation looks like.

3Edit=10Edit3.3Edit+1.0333Edit-1
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Recurrence Interval by Gumbel's Method Solution

Follow our step by step solution on how to calculate Recurrence Interval by Gumbel's Method?

FIRST Step Consider the formula
Tr=NYearsm+Cg-1
Next Step Substitute values of Variables
Tr=103.3+1.0333-1
Next Step Prepare to Evaluate
Tr=103.3+1.0333-1
Next Step Evaluate
Tr=3.000003000003
LAST Step Rounding Answer
Tr=3

Recurrence Interval by Gumbel's Method Formula Elements

Variables
Recurrence Interval
Recurrence Interval refers to the average time between events like floods or storms of a specific intensity, typically measured in years.
Symbol: Tr
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Number of Years
Number of Years refers to the time span in year for which rainfall had occur.
Symbol: NYears
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Flood Serial Number
Flood serial number refers to specific flood events in a chronological record, aiding in historical analysis.
Symbol: m
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Gumbel Correction
Gumbel correction adjusts the return period of extreme events, accounting for statistical variations and ensuring accurate flood frequency analysis.
Symbol: Cg
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.

Other Formulas to find Recurrence Interval

​Go Recurrence Interval
Tr=100F
​Go Recurrence Interval by California Method
Tr=NYearsm
​Go Recurrence Interval by Hazen's Method
Tr=2NYears2m-1

Other formulas in Flood Serial Number category

​Go Number of Years given Recurrence Interval by California Method
NYears=Trm
​Go Flood Serial Number given Recurrence Interval by California Method
m=NYearsTr
​Go Number of Years given Recurrence Interval by Hazen's Method
NYears=Tr(2m-1)2
​Go Flood Serial Number given Recurrence Interval by Hazen's Method
m=(2NYearsTr)+12

How to Evaluate Recurrence Interval by Gumbel's Method?

Recurrence Interval by Gumbel's Method evaluator uses Recurrence Interval = Number of Years/(Flood Serial Number+Gumbel Correction-1) to evaluate the Recurrence Interval, The Recurrence Interval by Gumbel's Method is defined as the average time or an estimated average time between events such as earthquakes, floods, landslides, or a river discharge flows to occur. Recurrence Interval is denoted by Tr symbol.

How to evaluate Recurrence Interval by Gumbel's Method using this online evaluator? To use this online evaluator for Recurrence Interval by Gumbel's Method, enter Number of Years (NYears), Flood Serial Number (m) & Gumbel Correction (Cg) and hit the calculate button.

FAQs on Recurrence Interval by Gumbel's Method

What is the formula to find Recurrence Interval by Gumbel's Method?
The formula of Recurrence Interval by Gumbel's Method is expressed as Recurrence Interval = Number of Years/(Flood Serial Number+Gumbel Correction-1). Here is an example- 1.886792 = 10/(3.3+1.03333-1).
How to calculate Recurrence Interval by Gumbel's Method?
With Number of Years (NYears), Flood Serial Number (m) & Gumbel Correction (Cg) we can find Recurrence Interval by Gumbel's Method using the formula - Recurrence Interval = Number of Years/(Flood Serial Number+Gumbel Correction-1).
What are the other ways to Calculate Recurrence Interval?
Here are the different ways to Calculate Recurrence Interval-
  • Recurrence Interval=100/Flood FrequencyOpenImg
  • Recurrence Interval=Number of Years/Flood Serial NumberOpenImg
  • Recurrence Interval=(2*Number of Years)/(2*Flood Serial Number-1)OpenImg
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