| År | Station | Nationell stationskod | Klassificering | Inlet-id | Årsmedel SO2 µg/m³ (NUT=8, ÖUT=12, MKN=20) | Medelvärde vinter SO2 µg/m³ (NUT=8, ÖUT=12, MKN=20) | Antal dygn | Max dygn SO2 µg/m³ | Antal dygn SO2 > 50 µg/m³ (NUT=3) | Antal dygn SO2 > 75 µg/m³ (ÖUT=3) | Antal dygn SO2 > 100 µg/m³ (MKN=7) | Antal dygn SO2 > 125 µg/m³ (MKN=3) | Antal timmar | Max timme SO2 µg/m³ | 98%il timme SO2 µg/m³ | Antal timmar SO2 > 100 µg/m³ (NUT=175) | Antal timmar SO2 > 150 µg/m³ (ÖUT=175) | Antal timmar SO2 > 200 µg/m³ (MKN=175) | Antal timmar SO2 > 350 µg/m³ (MKN=24) | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2006 | Västerås Stadshuset | 8777 | Urban Background | 259 | 1.45 | 2.11 | 296 | 8.06 | 0.00 | 0.00 | 0.00 | 0.00 | 7501 | 34.60 | 7.54 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2005 | Västerås Stadshuset | 8777 | Urban Background | 259 | 2.38 | 2.36 | 300 | 7.83 | 0.00 | 0.00 | 0.00 | 0.00 | 7263 | 37.00 | 6.75 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2004 | Karlskrona | 760 | Urban Background | 1025 | 2.07 | 2.12 | 88 | 12.00 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 2004 | Västerås Stadshuset | 8777 | Urban Background | 259 | 1.80 | 1.49 | 220 | 4.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5167 | 34.10 | 3.63 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2003 | Karlskrona | 760 | Urban Background | 1025 | 2.30 | 2.68 | 174 | 12.70 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 2003 | Västerås Stadshuset | 8777 | Urban Background | 259 | 1.68 | 2.18 | 269 | 6.31 | 0.00 | 0.00 | 0.00 | 0.00 | 6438 | 11.00 | 5.45 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2002 | Karlskrona | 760 | Urban Background | 1025 | 3.10 | 57 | 12.30 | 0.00 | 0.00 | 0.00 | 0.00 | Day | ||||||||
| 2002 | Västerås Stadshuset | 8777 | Urban Background | 259 | 2.25 | 2.60 | 350 | 7.01 | 0.00 | 0.00 | 0.00 | 0.00 | 8410 | 12.00 | 6.14 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2001 | Västerås Stadshuset | 8777 | Urban Background | 259 | 2.38 | 2.30 | 310 | 10.30 | 0.00 | 0.00 | 0.00 | 0.00 | 7598 | 221.00 | 5.93 | 1.00 | 1.00 | 1.00 | 0.00 | Hour |
| 2000 | Västerås Stadshuset | 8777 | Urban Background | 259 | 1.86 | 2.34 | 359 | 7.15 | 0.00 | 0.00 | 0.00 | 0.00 | 8638 | 50.10 | 4.30 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 1996 | Karlskrona | 760 | Urban Background | 1025 | 7.82 | 7.42 | 86 | 23.80 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1995 | Karlskrona | 760 | Urban Background | 1025 | 7.05 | 92 | 24.70 | 0.00 | 0.00 | 0.00 | 0.00 | Day | ||||||||
| 1991 | Karlskrona | 760 | Urban Background | 1025 | 10.13 | 10.20 | 90 | 36.00 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1990 | Karlskrona | 760 | Urban Background | 1025 | 11.92 | 15.95 | 182 | 74.50 | 2.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1989 | Karlskrona | 760 | Urban Background | 1025 | 18.35 | 18.01 | 176 | 97.60 | 4.00 | 1.00 | 0.00 | 0.00 | Day | |||||||
| 1988 | Borlänge | 7130 | Urban Background | 963 | 8.81 | 6.89 | 85 | 30.00 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1988 | Karlskrona | 760 | Urban Background | 1025 | 17.72 | 85 | 58.10 | 1.00 | 0.00 | 0.00 | 0.00 | Day | ||||||||
| 1987 | Borlänge | 7130 | Urban Background | 963 | 8.36 | 8.68 | 182 | 34.20 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1986 | Borlänge | 7130 | Urban Background | 963 | 5.71 | 91 | 21.50 | 0.00 | 0.00 | 0.00 | 0.00 | Day |