The Cracking of Glen Canyon Damn

6

/

2010

6.5

/

2016

8

/

2022

7.87

/

1983

6.3

/

1991

0

/

2015

6.2

/

2024

7.7

/

2019

6.7

/

2007

8

/

2022

8.6

/

2023

8

/

2021

6.985

/

2006

0

/

2020

8.3

/

2023

0

/

2024

0

/

2014

0

/

NaN

7.214

/

1963

8

/

2024