| År | Station | Nationell stationskod | Klassificering | Inlet-id | Årsmedel SO2 µg/m³ (NUT=8, ÖUT=12, MKN=20, EU2030=20) | Medelvärde vinter SO2 µg/m³ (NUT=8, ÖUT=12, MKN=20) | Antal dygn | Antal dygn SO2 > 125 µg/m³ (MKN=3) | Antal dygn SO2 > 100 µg/m³ (MKN=7) | Antal dygn SO2 > 75 µg/m³ (ÖUT=3) | Antal dygn SO2 > 50 µg/m³ (NUT=3, EU2030=18) | Max dygn SO2 µg/m³ | Antal timmar | Antal timmar SO2 > 350 µg/m³ (MKN=24, EU2030=3) | Antal timmar SO2 > 200 µg/m³ (MKN=175) | Antal timmar SO2 > 100 µg/m³ (NUT=175) | Antal timmar SO2 > 150 µg/m³ (ÖUT=175) | 98%il timme SO2 µg/m³ | Max timme SO2 µg/m³ | Tidsupplösning | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2006 | Karlskoga | 131 | Urban Background | 1022 | 1.15 | 1.08 | 89 | Month | ||||||||||||
| 2005 | Karlskoga | 131 | Urban Background | 1022 | 0.86 | 31 | Month | |||||||||||||
| 2004 | Karlskoga | 131 | Urban Background | 1022 | 0.73 | 0.63 | 91 | Month | ||||||||||||
| 2003 | Karlskoga | 131 | Urban Background | 1022 | 0.84 | 1.02 | 182 | Month | ||||||||||||
| 2002 | Karlskoga | 131 | Urban Background | 1022 | 0.82 | 0.77 | 183 | Month | ||||||||||||
| 2001 | Karlskoga | 131 | Urban Background | 1022 | 0.94 | 0.71 | 183 | Month | ||||||||||||
| 2000 | Karlskoga | 131 | Urban Background | 1022 | 0.68 | 0.99 | 181 | Month | ||||||||||||
| 1999 | Karlskoga | 131 | Urban Background | 1022 | 0.95 | 93 | Month | |||||||||||||
| 1996 | Karlskoga | 131 | Urban Background | 1777 | 2.83 | 2.56 | 75 | 0.00 | 0.00 | 0.00 | 0.00 | 7.20 | Day | |||||||
| 1995 | Karlskoga | 131 | Urban Background | 1777 | 2.87 | 2.47 | 151 | 0.00 | 0.00 | 0.00 | 0.00 | 34.80 | Day | |||||||
| 1994 | Karlskoga | 131 | Urban Background | 1777 | 2.45 | 3.29 | 174 | 0.00 | 0.00 | 0.00 | 0.00 | 14.20 | Day | |||||||
| 1993 | Karlskoga | 131 | Urban Background | 1777 | 3.25 | 2.94 | 179 | 0.00 | 0.00 | 0.00 | 0.00 | 17.50 | Day | |||||||
| 1992 | Karlskoga | 131 | Urban Background | 1777 | 2.56 | 2.40 | 180 | 0.00 | 0.00 | 0.00 | 0.00 | 10.90 | Day | |||||||
| 1991 | Karlskoga | 131 | Urban Background | 1777 | 3.31 | 4.02 | 174 | 0.00 | 0.00 | 0.00 | 0.00 | 21.70 | Day | |||||||
| 1990 | Karlskoga | 131 | Urban Background | 1777 | 3.98 | 4.71 | 182 | 0.00 | 0.00 | 0.00 | 0.00 | 18.80 | Day | |||||||
| 1989 | Karlskoga | 131 | Urban Background | 1777 | 6.93 | 9.20 | 182 | 0.00 | 0.00 | 0.00 | 0.00 | 25.00 | Day | |||||||
| 1988 | Karlskoga | 131 | Urban Background | 1777 | 10.03 | 8.71 | 183 | 0.00 | 0.00 | 0.00 | 0.00 | 35.80 | Day | |||||||
| 1987 | Karlskoga | 131 | Urban Background | 1777 | 11.55 | 11.51 | 181 | 0.00 | 0.00 | 1.00 | 1.00 | 82.40 | Day | |||||||
| 1986 | Karlskoga | 131 | Urban Background | 1777 | 6.85 | 88 | 0.00 | 0.00 | 0.00 | 0.00 | 20.70 | Day |