Station Thônex-Foron (GE) : 1990 - 2019 Jahr NO2 JM NO2 95% PM10 JM PM10 TM O3 1h O3 98% SO2 JM SO2 95% CO TM µg/m³ µg/m³ µg/m³ µg/m³ µg/m³ µg/m³ µg/m³ µg/m³ mg/m³ 1990 37.0 83.0 -9999 -9999 211 173 12.0 42.0 4.0 1991 41.0 86.0 -9999 -9999 299 248 9.0 28.0 5.0 1992 39.0 85.0 -9999 -9999 247 175 8.0 24.0 4.0 1993 34.0 77.0 -9999 -9999 235 188 10.0 32.0 4.0 1994 35.0 71.0 -9999 -9999 266 202 8.0 24.0 2.0 1995 33.0 71.0 -9999 -9999 224 172 7.0 21.0 3.0 1996 33.0 71.0 -9999 -9999 170 142 7.0 19.0 3.0 1997 32.0 71.0 -9999 -9999 198 151 5.0 16.0 3.0 1998 30.0 72.0 -9999 -9999 215 178 6.0 20.0 3.0 1999 23.0 58.0 -9999 -9999 189 146 5.0 16.0 3.0 2000 26.0 56.0 -9999 -9999 150 130 5.0 11.0 3.0 2001 27.0 56.0 24.0* 52 218 161 4.0 11.0 -9999 2002 27.0 60.0 22.0 74 261 155 4.0 11.0 -9999 2003 30.0 65.0 27.0 105 261 160 4.0 13.0 -9999 2004 25.0 58.0 21.0 73 172 157 3.0 9.0 -9999 2005 28.0 62.0 21.0 76 205 150 3.0 10.0 -9999 2006 28.0 63.0 23.0 150 208 171 3.0 9.0 -9999 2007 24.0 59.0 19.0 66 182 137 3.0 9.0 -9999 2008 23.0 53.0 20.0 95 151 125 4.0 9.0 -9999 2009 24.0 58.0 20.0 75 149 129 4.0 9.0 -9999 2010 24.3 61.2 19.5 74 218 164 2.9 7.8 -9999 2011 25.2 61.9 22.9 87 199 145 1.8 5.6 -9999 2012 21.4 54.4 19.8 78 218 157 2.4 6.6 -9999 2013 22.5 59.4 20.2 88 200 160 2.5* 6.1* -9999 2014 21.1 53.0 16.8 67 168 136 2.0* 4.8* -9999 2015 23.0 57.6 18.8 72 207 178 2.4 5.3 -9999 2016 21.7 51.3 16.2 53 191 148 -9999 -9999 -9999 2017 22.3 57.0 16.2 86 168 141 -9999 -9999 -9999 2018 18.8 49.0 16.2 52 173 159 -9999 -9999 -9999 2019 17.4 45.7 15.5 49 203 165 -9999 -9999 -9999 Legende: Jahr / année NO2 JM : NO2, Jahresmittel / moyennes annuelles NO2 95% : NO2, 95%-Werte der 1/2h-Mittel / valeurs 95% des moy. semi-horaires PM10 JM : PM10, Jahresmittel / moyennes annuelles PM10 TM : PM10, maximale Tagesmittel / moyennes journalières maximales O3 1h : O3, maximale Stundenmittel / moyennes horaires maximales O3 98% : O3, 98%-Werte der 1/2h-Mittel / valeurs 98% des moy. semi-horaires SO2 JM : SO2, Jahresmittel / moyennes annuelles SO2 95% : SO2, 95%-Werte der 1/2h-Mittel / valeurs 95% des moy. semi-horaires CO TM : CO, maximale Tagesmittel / moyennes journalières maximales -9999 : fehlender oder ungültiger Wert / donnée manquante ou non valable * : unvollständige Messreihe / série incomplète