8.1. Contaminación, ruidos
Estaciones consideradas para media ponderada de concentración media  anual PM10 por CCAA y periodo.
Unidades: nº estaciones

,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,
Total Nacional,249,266,264,257,252,253,249,232,221,227,226,216,207,205,191,165,158,143,112,
01 Andalucía,49,49,50,47,43,43,47,30,28,29,26,23,24,34,26,17,20,23,21,
02 Aragón,7,7,9,8,8,8,4,4,4,4,4,4,4,4,4,3,3,3,3,
03 Asturias, Principado de,15,15,16,15,15,16,16,15,14,14,14,14,14,13,13,12,3,3,3,
04 Balears, Illes,4,5,5,3,4,4,3,3,3,5,4,4,3,3,3,2,2,2,2,
05 Canarias,16,28,27,26,24,24,24,27,23,23,25,23,20,17,14,11,12,6,4,
06 Cantabria,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,4,5,
07 Castilla y León,18,19,19,19,18,18,19,18,15,18,17,14,14,18,22,23,24,24,10,
08 Castilla - La Mancha,7,8,6,6,6,6,6,5,4,8,8,8,9,7,7,6,7,7,3,
09 Cataluña,28,30,32,35,38,38,39,40,41,40,38,39,35,30,32,32,27,21,16,
10 Comunitat Valenciana,23,23,22,22,20,21,19,19,20,22,22,21,19,18,11,8,8,8,7,
11 Extremadura,10,6,5,5,6,6,6,6,6,3,3,3,3,3,3,3,5,2,2,
12 Galicia,16,15,15,16,16,16,17,17,12,14,12,11,12,12,9,3,4,2,..,
13 Madrid, Comunidad de,21,26,26,26,25,24,24,23,27,27,27,27,27,22,24,22,20,20,20,
14 Murcia, Región de,8,7,7,7,7,7,7,7,6,6,6,6,5,5,5,5,5,5,2,
15 Navarra, Comunidad Foral de,3,3,4,3,3,3,3,3,3,3,3,3,3,4,3,3,3,3,3,
16 País Vasco,17,18,14,12,13,13,9,9,9,5,11,10,9,9,9,9,9,9,10,
17 Rioja, La,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
18 Ceuta,1,1,1,1,..,..,..,..,..,..,..,..,..,..,..,..,..,..,..,
19 Melilla,..,..,..,..,..,..,..,..,..,..,..,..,..,..,..,..,..,..,..,
Notas:
1) Total Nacional de 50.000 y más habitantes       
 2) (..) dato no disponible           
Fuente: Ministerio para la Transición Ecológica y el Reto Demográfico