Station Chiasso (TI) : 1988 - 2019 Jahr NO2 JM NO2 95% PM10 JM PM10 TM TSP JM 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 µg/m³ mg/m³ 1988 62.6 140.6 -9999 -9999 -9999 232 165 40.0 153.9 5.4 1989 84.2 194.0 -9999 -9999 -9999 238 184 44.1 160.1 7.2 1990 67.7 131.4 -9999 -9999 -9999 382 274 39.0 125.2 6.2 1991 64.7 122.1 -9999 -9999 -9999 343 261 36.9 106.7 6.6 1992 68.8 139.6 -9999 -9999 -9999 297 250 25.7 80.1 6.3 1993 58.0 112.0 -9999 -9999 54.0 241 197 20.0 60.0 6.4 1994 52.0 104.0 -9999 -9999 44.0 348 234 16.0 44.0 4.3 1995 48.0 95.0 -9999 -9999 39.0 278 221 15.0 48.0 4.3 1996 46.0 91.0 -9999 -9999 36.0 282 232 14.0 39.0 3.5 1997 46.0 93.0 37.0 149 -9999 269 201 11.0 44.0 -9999 1998 49.0 95.0 38.0 148 -9999 284 230 12.0 36.0 -9999 1999 47.0 96.0 35.0 141 -9999 257 215 8.0 26.0 -9999 2000 52.0 119.0 33.0 142 -9999 241 191 7.0 23.0 -9999 2001 42.0 82.0 28.0 100 -9999 293 238 7.0 19.0 3.8 2002 43.0 90.0 39.0 144 -9999 288 227 6.0 18.0 3.3 2003 44.0 87.0 48.0 137 -9999 344 287 5.0 17.0 -9999 2004 49.0 97.0 47.0 213 -9999 267 227 5.0 16.0 -9999 2005 53.0 113.0 46.0 153 -9999 271 220 -9999 -9999 -9999 2006 47.0 100.0 46.0 197 -9999 331 253 -9999 -9999 -9999 2007 45.0 89.0 40.0 142 -9999 278 232 -9999 -9999 -9999 2008 42.0 83.0 35.0 177 -9999 225 191 -9999 -9999 -9999 2009 40.0 82.0 34.0 106 -9999 240 199 -9999 -9999 -9999 2010 40.7 83.0 31.8 167 -9999 255 208 -9999 -9999 -9999 2011 44.0 93.0 37.7 144 -9999 244 184 -9999 -9999 -9999 2012 42.9 96.0 34.6 165 -9999 225 185 -9999 -9999 -9999 2013 40.5 85.9 30.0 110 -9999 229 194 -9999 -9999 -9999 2014 35.9 72.0 25.4 96 -9999 247 204 -9999 -9999 -9999 2015 38.0 83.0 32.0 117 -9999 272 232 -9999 -9999 -9999 2016 35.0 75.0 22.0 87 -9999 248 196 -9999 -9999 -9999 2017 38.0 83.0 26.0 179 -9999 244 198 -9999 -9999 -9999 2018 32.0 70.0 21.0 77 -9999 264 196 -9999 -9999 -9999 2019 30.9 72.4 18.6 73 -9999 297 239 -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 TSP JM : TSP, Jahresmittel / moyennes annuelles 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