Acid Horizon

7.6

/

1970

6.8

/

2003

5.865

/

2023

5.7

/

1990

5.2

/

1896

5.2

/

2020

5.9

/

1953

5.6

/

2020

6.1

/

1967

6.5

/

2017

7.059

/

2021

4.559

/

1999

7.163

/

2021

6.3

/

1948

5.4

/

2012

5.8

/

2022

6.8

/

2003

5.5

/

1958

5.4

/

1977

7.596

/

2004

0

/

2011

0

/

2020

8

/

2010

5.8

/

2009

7.916

/

2009

6.821

/

2003

7.615

/

2007

0

/

2022

0

/

2022

0

/

1985

7

/

2015

7

/

2007

5.1

/

1994

6.7

/

2002

6.6

/

2014

5.6

/

2000

0

/

NaN

9

/

2023

7.1

/

2015