| Parameter | Type | Period | Filename | Data | Plot |
| O3 | hourly | 1987-01-01 - 1987-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1987.dat | zip | pdf |
| O3 | hourly | 1988-01-01 - 1988-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1988.dat | zip | pdf |
| O3 | hourly | 1989-01-01 - 1989-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1989.dat | zip | pdf |
| O3 | hourly | 1990-01-01 - 1990-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1990.dat | zip | pdf |
| O3 | hourly | 1991-01-01 - 1991-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1991.dat | zip | pdf |
| O3 | hourly | 1992-01-01 - 1992-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1992.dat | zip | pdf |
| O3 | hourly | 1993-01-01 - 1993-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1993.dat | zip | pdf |
| O3 | hourly | 1994-01-01 - 1994-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1994.dat | zip | pdf |
| O3 | hourly | 1995-01-01 - 1995-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1995.dat | zip | pdf |
| O3 | hourly | 1996-01-01 - 1996-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1996.dat | zip | pdf |
| O3 | hourly | 1997-01-01 - 1997-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1997.dat | zip | pdf |
| O3 | hourly | 1998-01-01 - 1998-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1998.dat | zip | pdf |
| O3 | hourly | 1999-01-01 - 1999-12-31 | izo128n00.aemet.as.cn.o3.nl.hr1999.dat | zip | pdf |
| O3 | hourly | 2000-01-01 - 2000-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2000.dat | zip | pdf |
| O3 | hourly | 2001-01-01 - 2001-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2001.dat | zip | pdf |
| O3 | hourly | 2002-01-01 - 2002-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2002.dat | zip | pdf |
| O3 | hourly | 2003-01-01 - 2003-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2003.dat | zip | pdf |
| O3 | hourly | 2004-01-01 - 2004-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2004.dat | zip | pdf |
| O3 | hourly | 2005-01-01 - 2005-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2005.dat | zip | pdf |
| O3 | hourly | 2006-01-01 - 2006-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2006.dat | zip | pdf |
| O3 | hourly | 2007-01-01 - 2007-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2007.dat | zip | pdf |
| O3 | hourly | 2008-01-01 - 2008-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2008.dat | zip | pdf |
| O3 | hourly | 2009-01-01 - 2009-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2009.dat | zip | pdf |
| O3 | hourly | 2010-01-01 - 2010-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2010.dat | zip | pdf |
| O3 | hourly | 2011-01-01 - 2011-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2011.dat | zip | pdf |
| O3 | hourly | 2012-01-01 - 2012-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2012.dat | zip | pdf |
| O3 | hourly | 2013-01-01 - 2013-12-31 | izo128n00.aemet.as.cn.o3.nl.hr2013.dat | zip | pdf |
| O3 | daily | 1987-01-01 - 2013-12-31 | izo128n00.aemet.as.cn.o3.nl.da.dat | zip | pdf |
| O3 | monthly | 1987-01-01 - 2013-12-01 | izo128n00.aemet.as.cn.o3.nl.mo.dat | zip | pdf |
