Return period (years)

Longnormal (LN)

General Extreme Value (GEV)

Exponential (EXP)

2-Parameter Gamma (G2)

T

PT

SE

PT

SE

PT

SE

PT

SE

2

50.66

3.02

49.54

3.36

47.77

2.95

51.81

3.20

5

73.34

5.12

72.45

5.28

71.89

4.90

75.88

5.19

10

88.98

7.00

89.66

6.83

90.13

6.73

91.00

6.83

20

104.36

9.09

107.88

8.94

108.38

8.66

104.88

8.50

25

107.15

9.49

114.04

9.80

114.25

9.29

107.30

8.80

50

124.68

12.15

134.24

13.20

132.50

11.27

121.96

10.71

100

140.76

14.76

156.28

17.92

150.74

13.27

134.60

12.42