| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.74 | 1.31 | 344 | 12.63 | 0.00 | 0.00 | 0.00 | 0.00 | 8122 | 191.28 | 6.14 | 2.00 | 1.00 | 0.00 | 0.00 | Hour |
| 2021 | Helsingborg Norr | 9577 | Urban Background | 519 | 0.85 | 0.96 | 238 | 4.54 | 0.00 | 0.00 | 0.00 | 0.00 | 5714 | 17.38 | 3.86 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2020 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.69 | 1.53 | 357 | 5.59 | 0.00 | 0.00 | 0.00 | 0.00 | 8602 | 23.71 | 4.85 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2019 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.21 | 1.46 | 349 | 9.42 | 0.00 | 0.00 | 0.00 | 0.00 | 8497 | 56.74 | 3.65 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2018 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.48 | 0.98 | 331 | 10.32 | 0.00 | 0.00 | 0.00 | 0.00 | 8114 | 98.87 | 4.57 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2017 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.10 | 1.23 | 350 | 33.24 | 0.00 | 0.00 | 0.00 | 0.00 | 8458 | 546.70 | 3.58 | 2.00 | 2.00 | 2.00 | 1.00 | Hour |
| 2016 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.62 | 1.97 | 345 | 7.97 | 0.00 | 0.00 | 0.00 | 0.00 | 8374 | 61.47 | 4.26 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2015 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.89 | 1.99 | 314 | 7.95 | 0.00 | 0.00 | 0.00 | 0.00 | 7744 | 74.00 | 4.40 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2014 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.60 | 1.56 | 351 | 10.78 | 0.00 | 0.00 | 0.00 | 0.00 | 8477 | 38.12 | 6.88 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2013 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.74 | 1.98 | 339 | 7.24 | 0.00 | 0.00 | 0.00 | 0.00 | 8267 | 20.80 | 6.00 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2012 | Helsingborg Norr | 9577 | Urban Background | 519 | 2.19 | 2.24 | 361 | 5.43 | 0.00 | 0.00 | 0.00 | 0.00 | 8655 | 27.87 | 6.88 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2011 | Helsingborg Norr | 9577 | Urban Background | 519 | 2.29 | 1.83 | 317 | 10.92 | 0.00 | 0.00 | 0.00 | 0.00 | 7900 | 55.29 | 8.84 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2010 | Helsingborg Norr | 9577 | Urban Background | 519 | 2.21 | 2.76 | 282 | 9.27 | 0.00 | 0.00 | 0.00 | 0.00 | 7083 | 41.94 | 8.72 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2009 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.07 | 3.20 | 310 | 8.94 | 0.00 | 0.00 | 0.00 | 0.00 | 7792 | 34.31 | 11.61 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2009 | Kungälv | 126 | Urban Background | 1036 | 1.35 | 1.38 | 75 | 8.10 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 2008 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.35 | 2.52 | 312 | 39.80 | 0.00 | 0.00 | 0.00 | 0.00 | 7908 | 385.58 | 11.23 | 3.00 | 2.00 | 2.00 | 1.00 | Hour |
| 2007 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.28 | 3.55 | 273 | 19.00 | 0.00 | 0.00 | 0.00 | 0.00 | 7079 | 55.85 | 13.56 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2006 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.86 | 4.22 | 352 | 16.53 | 0.00 | 0.00 | 0.00 | 0.00 | 8459 | 51.39 | 13.55 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2006 | Kungälv | 126 | Urban Background | 1036 | 1.52 | 1.21 | 84 | 6.10 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 2005 | Helsingborg Norr | 9577 | Urban Background | 519 | 4.12 | 3.72 | 353 | 14.73 | 0.00 | 0.00 | 0.00 | 0.00 | 8473 | 57.67 | 15.21 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2005 | Kungälv | 126 | Urban Background | 1036 | 0.94 | 92 | 3.70 | 0.00 | 0.00 | 0.00 | 0.00 | Day | ||||||||
| 2004 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.87 | 3.78 | 327 | 10.70 | 0.00 | 0.00 | 0.00 | 0.00 | 8036 | 76.96 | 14.62 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2003 | Helsingborg Norr | 9577 | Urban Background | 519 | 4.31 | 4.11 | 341 | 16.26 | 0.00 | 0.00 | 0.00 | 0.00 | 8225 | 50.87 | 15.44 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2002 | Helsingborg Norr | 9577 | Urban Background | 519 | 2.94 | 3.22 | 316 | 10.07 | 0.00 | 0.00 | 0.00 | 0.00 | 7796 | 45.47 | 11.61 | 0.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2001 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.81 | 4.69 | 334 | 21.35 | 0.00 | 0.00 | 0.00 | 0.00 | 8105 | 123.57 | 13.81 | 2.00 | 0.00 | 0.00 | 0.00 | Hour |
| 2000 | Kungälv | 126 | Urban Background | 1036 | 1.50 | 1.49 | 88 | 7.70 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1999 | Kungälv | 126 | Urban Background | 1036 | 1.49 | 1.46 | 169 | 4.90 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1998 | Kungälv | 126 | Urban Background | 1036 | 1.80 | 1.94 | 182 | 11.60 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1997 | Kungälv | 126 | Urban Background | 1036 | 2.38 | 2.72 | 179 | 21.40 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1996 | Kungälv | 126 | Urban Background | 1036 | 3.74 | 4.42 | 181 | 15.50 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1995 | Kungälv | 126 | Urban Background | 1036 | 3.67 | 3.36 | 171 | 18.50 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1994 | Kungälv | 126 | Urban Background | 1036 | 3.20 | 4.03 | 181 | 15.80 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1993 | Kungälv | 126 | Urban Background | 1036 | 4.43 | 4.27 | 180 | 35.60 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1992 | Kungälv | 126 | Urban Background | 1036 | 4.50 | 4.56 | 182 | 19.80 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1991 | Kungälv | 126 | Urban Background | 1036 | 5.78 | 6.60 | 182 | 54.50 | 1.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1990 | Helsingborg | 7108 | Urban Background | 994 | 9.87 | 10.21 | 90 | 38.20 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1990 | Kungälv | 126 | Urban Background | 1036 | 6.92 | 8.27 | 182 | 28.90 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1989 | Helsingborg | 7108 | Urban Background | 994 | 14.78 | 16.00 | 179 | 91.20 | 4.00 | 1.00 | 0.00 | 0.00 | Day | |||||||
| 1989 | Kungälv | 126 | Urban Background | 1036 | 10.03 | 11.54 | 174 | 61.80 | 2.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1988 | Helsingborg | 7108 | Urban Background | 994 | 15.32 | 14.71 | 183 | 72.90 | 7.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1988 | Kungälv | 126 | Urban Background | 1036 | 10.48 | 8.23 | 179 | 36.70 | 0.00 | 0.00 | 0.00 | 0.00 | Day | |||||||
| 1987 | Helsingborg | 7108 | Urban Background | 994 | 20.03 | 22.77 | 178 | 267.10 | 10.00 | 5.00 | 2.00 | 2.00 | Day | |||||||
| 1987 | Kungälv | 126 | Urban Background | 1036 | 11.80 | 12.78 | 161 | 77.30 | 2.00 | 1.00 | 0.00 | 0.00 | Day | |||||||
| 1986 | Helsingborg | 7108 | Urban Background | 994 | 17.18 | 89 | 52.70 | 1.00 | 0.00 | 0.00 | 0.00 | Day | ||||||||
| 1986 | Kungälv | 126 | Urban Background | 1036 | 9.29 | 82 | 37.70 | 0.00 | 0.00 | 0.00 | 0.00 | Day |