What was the last eruption of Mauna Loa?
15-Apr-84
1893
1908
1912
1905
1893
1883
1908
1912
1905
1893
1915
1883
1908
1912
1905
1907
1893
1915
1883
1908
1902
1912
1905
1907
1893
1915
1883
1908
1902
1912
1905
1907
1893
1915
1883
1908
1902
1912
1905
1907
1893
1915
1883
1908
1902
2011
2017
1912
1905
1907
1893
1915
1883
2011
1980
2017
1908
1902
1912
1880
1905
1907
2015
1893
2011
1980
1915
2017
1883
1908
1902
2015
1912
1905
1907
2011
1989
1980
2017
1893
2010
1915
1883
1880
2015
1908
2016
1902
2011
1989
1980
2017
2005
1912
1905
1907
2010
1904
1893
2018
2015
1883
1880
1991
2016
2011
1989
1980
2017
2005
1908
1902
2010
1915
2009
1912
1979
1903
2018
2012
1905
1907
2015
1893
1991
2016
2011
1989
1980
2017
2005
1883
1990
2010
2009
2008
1904
1979
2018
1908
2012
2015
1912
1991
2016
1905
2011
1989
1980
2007
2017
2005
1893
1990
1997
1902
2010
1915
2009
2008
1883
1880
1979
1903
2018
2012
1907
2015
1991
1908
2004
2013
2016
2011
1989
1980
2007
2014
2017
2005
1912
1990
1997
1905
2010
2009
2008
1913
1904
1979
1893
2012
1915
1880
1991
2004
2016
2011
2005
1908