- 1799
- 1802-04
- 1806-07
- 1810
- 1812
- 1814
- 1817
- 1819
- 1821
- 1824-25
- 1827-28
- 1830
- 1832-33
- 1835-36
- 1837-39
- 1844-46
- 1850
- 1852-53
- 1854-55
- 1857-59
- 1860
- 1862
- 1864
- 1865-66
- 1867-69
- 1877-78
- 1880
- 1885
- 1888-89
- 1891
- 1896-97
- 1899-1900
- 1902-03
- 1905-06
- 1911-12
- 1914-15
- 1918-19
- 1925-26
- 1930-31
- 1939-41
- 1957-58
- 1963
- 1965-66
- 1969
- 1972-73
- 1976-77
- 1982-83
- 1986-87
- 1991-95
- 1997-98
Source : El Nino by Ross Couper-Johnston. ISBN 0340728388
El Nino Events have been documented back to 1525, with recent scientific evidence suggesting that the phenomena has been occurring since about 5000BC.