| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.18 | 1.28 | 69 | 0.00 | 0.00 | 0.00 | 0.00 | 2.97 | 1663 | 0.00 | 0.00 | 0.00 | 0.00 | 3.86 | 7.94 | Hour |
| 2023 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.32 | 1.75 | 341 | 0.00 | 0.00 | 0.00 | 0.00 | 4.66 | 8304 | 0.00 | 0.00 | 0.00 | 0.00 | 4.12 | 11.34 | Hour |
| 2022 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.74 | 1.31 | 344 | 0.00 | 0.00 | 0.00 | 0.00 | 12.63 | 8122 | 0.00 | 0.00 | 2.00 | 1.00 | 6.14 | 191.28 | Hour |
| 2021 | Helsingborg Norr | 9577 | Urban Background | 519 | 0.85 | 0.96 | 238 | 0.00 | 0.00 | 0.00 | 0.00 | 4.54 | 5714 | 0.00 | 0.00 | 0.00 | 0.00 | 3.86 | 17.38 | Hour |
| 2020 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.69 | 1.53 | 357 | 0.00 | 0.00 | 0.00 | 0.00 | 5.59 | 8602 | 0.00 | 0.00 | 0.00 | 0.00 | 4.85 | 23.71 | Hour |
| 2019 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.21 | 1.46 | 349 | 0.00 | 0.00 | 0.00 | 0.00 | 9.42 | 8497 | 0.00 | 0.00 | 0.00 | 0.00 | 3.65 | 56.74 | Hour |
| 2018 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.48 | 0.98 | 331 | 0.00 | 0.00 | 0.00 | 0.00 | 10.32 | 8114 | 0.00 | 0.00 | 0.00 | 0.00 | 4.57 | 98.87 | Hour |
| 2017 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.10 | 1.23 | 350 | 0.00 | 0.00 | 0.00 | 0.00 | 33.24 | 8458 | 1.00 | 2.00 | 2.00 | 2.00 | 3.58 | 546.70 | Hour |
| 2016 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.62 | 1.97 | 345 | 0.00 | 0.00 | 0.00 | 0.00 | 7.97 | 8374 | 0.00 | 0.00 | 0.00 | 0.00 | 4.26 | 61.47 | Hour |
| 2015 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.89 | 1.99 | 314 | 0.00 | 0.00 | 0.00 | 0.00 | 7.95 | 7744 | 0.00 | 0.00 | 0.00 | 0.00 | 4.40 | 74.00 | Hour |
| 2014 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.60 | 1.56 | 351 | 0.00 | 0.00 | 0.00 | 0.00 | 10.78 | 8477 | 0.00 | 0.00 | 0.00 | 0.00 | 6.88 | 38.12 | Hour |
| 2013 | Helsingborg Norr | 9577 | Urban Background | 519 | 1.74 | 1.98 | 339 | 0.00 | 0.00 | 0.00 | 0.00 | 7.24 | 8267 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 20.80 | Hour |
| 2012 | Helsingborg Norr | 9577 | Urban Background | 519 | 2.19 | 2.24 | 361 | 0.00 | 0.00 | 0.00 | 0.00 | 5.43 | 8655 | 0.00 | 0.00 | 0.00 | 0.00 | 6.88 | 27.87 | Hour |
| 2011 | Helsingborg Norr | 9577 | Urban Background | 519 | 2.29 | 1.83 | 317 | 0.00 | 0.00 | 0.00 | 0.00 | 10.92 | 7900 | 0.00 | 0.00 | 0.00 | 0.00 | 8.84 | 55.29 | Hour |
| 2010 | Helsingborg Norr | 9577 | Urban Background | 519 | 2.21 | 2.76 | 282 | 0.00 | 0.00 | 0.00 | 0.00 | 9.27 | 7083 | 0.00 | 0.00 | 0.00 | 0.00 | 8.72 | 41.94 | Hour |
| 2009 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.07 | 3.20 | 310 | 0.00 | 0.00 | 0.00 | 0.00 | 8.94 | 7792 | 0.00 | 0.00 | 0.00 | 0.00 | 11.61 | 34.31 | Hour |
| 2009 | Helsingborg Söder | 9576 | Suburban Background | 1771 | 4.04 | 3.01 | 268 | 0.00 | 0.00 | 0.00 | 0.00 | 16.60 | 6436 | 0.00 | 0.00 | 0.00 | 0.00 | 11.18 | 56.58 | Hour |
| 2009 | Helsingborg Öresund | 11621 | Rural Background | 995 | 2.52 | 2.67 | 129 | 0.00 | 0.00 | 0.00 | 0.00 | 5.85 | 4283 | 0.00 | 0.00 | 0.00 | 0.00 | 8.38 | 23.37 | Hour |
| 2008 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.35 | 2.52 | 312 | 0.00 | 0.00 | 0.00 | 0.00 | 39.80 | 7908 | 1.00 | 2.00 | 3.00 | 2.00 | 11.23 | 385.58 | Hour |
| 2008 | Helsingborg Söder | 9576 | Suburban Background | 1771 | 3.34 | 2.70 | 356 | 0.00 | 0.00 | 0.00 | 0.00 | 11.01 | 8587 | 0.00 | 0.00 | 0.00 | 0.00 | 9.23 | 48.72 | Hour |
| 2008 | Helsingborg Öresund | 11621 | Rural Background | 995 | 2.49 | 1.84 | 210 | 0.00 | 0.00 | 0.00 | 0.00 | 9.63 | 6005 | 0.00 | 0.00 | 0.00 | 0.00 | 8.46 | 47.00 | Hour |
| 2007 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.28 | 3.55 | 273 | 0.00 | 0.00 | 0.00 | 0.00 | 19.00 | 7079 | 0.00 | 0.00 | 0.00 | 0.00 | 13.56 | 55.85 | Hour |
| 2007 | Helsingborg Söder | 9576 | Suburban Background | 1771 | 3.05 | 3.14 | 357 | 0.00 | 0.00 | 0.00 | 0.00 | 11.85 | 8539 | 0.00 | 0.00 | 0.00 | 0.00 | 8.74 | 40.92 | Hour |
| 2007 | Helsingborg Öresund | 11621 | Rural Background | 995 | 2.77 | 2.36 | 156 | 0.00 | 0.00 | 0.00 | 0.00 | 9.05 | 4547 | 0.00 | 0.00 | 0.00 | 0.00 | 9.62 | 19.74 | Hour |
| 2006 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.86 | 4.22 | 352 | 0.00 | 0.00 | 0.00 | 0.00 | 16.53 | 8459 | 0.00 | 0.00 | 0.00 | 0.00 | 13.55 | 51.39 | Hour |
| 2006 | Helsingborg Söder | 9576 | Suburban Background | 1771 | 3.83 | 3.62 | 360 | 0.00 | 0.00 | 0.00 | 0.00 | 14.71 | 8624 | 0.00 | 0.00 | 0.00 | 0.00 | 11.57 | 41.37 | Hour |
| 2006 | Helsingborg Öresund | 11621 | Rural Background | 995 | 3.39 | 3.40 | 207 | 0.00 | 0.00 | 0.00 | 0.00 | 11.20 | 5924 | 0.00 | 0.00 | 0.00 | 0.00 | 11.59 | 29.33 | Hour |
| 2005 | Helsingborg Norr | 9577 | Urban Background | 519 | 4.12 | 3.72 | 353 | 0.00 | 0.00 | 0.00 | 0.00 | 14.73 | 8473 | 0.00 | 0.00 | 0.00 | 0.00 | 15.21 | 57.67 | Hour |
| 2005 | Helsingborg Söder | 9576 | Suburban Background | 1771 | 3.24 | 3.02 | 340 | 0.00 | 0.00 | 0.00 | 0.00 | 24.68 | 8154 | 0.00 | 0.00 | 0.00 | 0.00 | 10.87 | 82.21 | Hour |
| 2005 | Helsingborg Öresund | 11621 | Rural Background | 995 | 3.58 | 2.66 | 223 | 0.00 | 0.00 | 0.00 | 0.00 | 13.98 | 6079 | 0.00 | 0.00 | 0.00 | 0.00 | 12.82 | 34.05 | Hour |
| 2004 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.87 | 3.78 | 327 | 0.00 | 0.00 | 0.00 | 0.00 | 10.70 | 8036 | 0.00 | 0.00 | 0.00 | 0.00 | 14.62 | 76.96 | Hour |
| 2004 | Helsingborg Söder | 9576 | Suburban Background | 1771 | 2.88 | 2.90 | 304 | 0.00 | 0.00 | 0.00 | 0.00 | 26.65 | 7433 | 0.00 | 0.00 | 2.00 | 1.00 | 9.66 | 187.72 | Hour |
| 2004 | Helsingborg Öresund | 11621 | Rural Background | 995 | 3.37 | 2.93 | 227 | 0.00 | 0.00 | 0.00 | 0.00 | 11.63 | 6253 | 0.00 | 0.00 | 0.00 | 0.00 | 12.10 | 38.98 | Hour |
| 2003 | Helsingborg Norr | 9577 | Urban Background | 519 | 4.31 | 4.11 | 341 | 0.00 | 0.00 | 0.00 | 0.00 | 16.26 | 8225 | 0.00 | 0.00 | 0.00 | 0.00 | 15.44 | 50.87 | Hour |
| 2003 | Helsingborg Söder | 9576 | Suburban Background | 1771 | 3.34 | 3.79 | 363 | 0.00 | 0.00 | 0.00 | 0.00 | 15.66 | 8652 | 0.00 | 0.00 | 0.00 | 0.00 | 13.06 | 38.87 | Hour |
| 2003 | Helsingborg Öresund | 11621 | Rural Background | 995 | 3.63 | 2.79 | 147 | 0.00 | 0.00 | 0.00 | 0.00 | 12.81 | 4397 | 0.00 | 0.00 | 0.00 | 0.00 | 12.92 | 33.66 | Hour |
| 2002 | Helsingborg Norr | 9577 | Urban Background | 519 | 2.94 | 3.22 | 316 | 0.00 | 0.00 | 0.00 | 0.00 | 10.07 | 7796 | 0.00 | 0.00 | 0.00 | 0.00 | 11.61 | 45.47 | Hour |
| 2002 | Helsingborg Söder | 9576 | Suburban Background | 1771 | 3.73 | 3.59 | 325 | 0.00 | 0.00 | 0.00 | 0.00 | 25.91 | 7806 | 0.00 | 0.00 | 0.00 | 0.00 | 11.04 | 86.07 | Hour |
| 2002 | Helsingborg Öresund | 11621 | Rural Background | 995 | 2.89 | 2.15 | 178 | 0.00 | 0.00 | 0.00 | 0.00 | 11.61 | 5112 | 0.00 | 0.00 | 0.00 | 0.00 | 10.51 | 53.76 | Hour |
| 2001 | Helsingborg Norr | 9577 | Urban Background | 519 | 3.81 | 4.69 | 334 | 0.00 | 0.00 | 0.00 | 0.00 | 21.35 | 8105 | 0.00 | 0.00 | 2.00 | 0.00 | 13.81 | 123.57 | Hour |
| 2001 | Helsingborg Söder | 9576 | Suburban Background | 1771 | 4.39 | 4.58 | 344 | 0.00 | 0.00 | 0.00 | 0.00 | 14.42 | 8331 | 0.00 | 0.00 | 0.00 | 0.00 | 13.30 | 48.59 | Hour |
| 1990 | Helsingborg | 7108 | Urban Background | 994 | 9.87 | 10.21 | 90 | 0.00 | 0.00 | 0.00 | 0.00 | 38.20 | Day | |||||||
| 1989 | Helsingborg | 7108 | Urban Background | 994 | 14.78 | 16.00 | 179 | 0.00 | 0.00 | 1.00 | 4.00 | 91.20 | Day | |||||||
| 1988 | Helsingborg | 7108 | Urban Background | 994 | 15.32 | 14.71 | 183 | 0.00 | 0.00 | 0.00 | 7.00 | 72.90 | Day | |||||||
| 1987 | Helsingborg | 7108 | Urban Background | 994 | 20.03 | 22.77 | 178 | 2.00 | 2.00 | 5.00 | 10.00 | 267.10 | Day | |||||||
| 1986 | Helsingborg | 7108 | Urban Background | 994 | 17.18 | 89 | 0.00 | 0.00 | 0.00 | 1.00 | 52.70 | Day |