| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel NO2 µg/m³ (NUT=26, ÖUT=32, MKN=40, miljömål=20, EU2030=20) | Antal dygn | Antal dygn NO2 > 60 µg/m³ (MKN=7) | Antal dygn NO2 > 50 µg/m³ (EU2030=18) | Antal dygn NO2 > 48 µg/m³ (ÖUT=7) | Antal dygn NO2 > 36 µg/m³ (NUT=7) | 98%il dygn NO2 µg/m³ (MKN=60) | Max dygn NO2 | Antal timmar | Antal timmar NO2 > 90 µg/m³ (MKN=175) | Antal timmar NO2 > 72 µg/m³ (ÖUT=175) | Antal timmar NO2 > 54 µg/m³ (NUT=175) | Antal timmar NO2 > 200 µg/m³ (MKN=18, EU2030=3) | Antal timmar NO2 > 140 µg/m³ (ÖUT=18) | Antal timmar NO2 > 100 µg/m³ (NUT=18) | Antal timmar NO2 > 60 µg/m³ (Miljömål=175) | 98%il timme NO2 µg/m³ | Max timme NO2 µg/m³ | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | Helsingborg Norr | 9577 | Urban Background | 246 | 10.06 | 345 | 0.00 | 0.00 | 0.00 | 0.00 | 22.68 | 27.08 | 8281 | 0.00 | 1.00 | 17.00 | 0.00 | 0.00 | 0.00 | 9.00 | 31.47 | 80.70 | Hour |
| 2023 | Helsingborg Norr | 9577 | Urban Background | 246 | 11.40 | 354 | 0.00 | 0.00 | 0.00 | 0.00 | 22.19 | 36.00 | 8491 | 0.00 | 2.00 | 15.00 | 0.00 | 0.00 | 0.00 | 6.00 | 35.06 | 74.27 | Hour |
| 2022 | Helsingborg Norr | 9577 | Urban Background | 246 | 12.23 | 354 | 0.00 | 0.00 | 0.00 | 3.00 | 28.46 | 38.71 | 8497 | 1.00 | 9.00 | 51.00 | 0.00 | 0.00 | 1.00 | 28.00 | 39.79 | 108.35 | Hour |
| 2021 | Helsingborg Norr | 9577 | Urban Background | 246 | 12.56 | 249 | 0.00 | 0.00 | 0.00 | 1.00 | 28.37 | 38.25 | 5977 | 0.00 | 5.00 | 22.00 | 0.00 | 0.00 | 0.00 | 12.00 | 39.15 | 80.78 | Hour |
| 2020 | Helsingborg Norr | 9577 | Urban Background | 246 | 12.06 | 359 | 0.00 | 0.00 | 0.00 | 0.00 | 26.68 | 34.76 | 8615 | 0.00 | 10.00 | 29.00 | 0.00 | 0.00 | 0.00 | 19.00 | 37.88 | 88.16 | Hour |
| 2019 | Helsingborg Norr | 9577 | Urban Background | 246 | 16.03 | 355 | 0.00 | 1.00 | 1.00 | 6.00 | 34.65 | 51.90 | 8510 | 2.00 | 17.00 | 92.00 | 0.00 | 0.00 | 1.00 | 50.00 | 46.09 | 105.05 | Hour |
| 2018 | Helsingborg Norr | 9577 | Urban Background | 246 | 16.15 | 339 | 0.00 | 0.00 | 0.00 | 4.00 | 33.90 | 46.83 | 8126 | 3.00 | 21.00 | 116.00 | 0.00 | 0.00 | 1.00 | 69.00 | 50.24 | 108.32 | Hour |
| 2017 | Helsingborg Norr | 9577 | Urban Background | 246 | 15.34 | 353 | 0.00 | 0.00 | 0.00 | 4.00 | 34.34 | 45.03 | 8471 | 1.00 | 20.00 | 94.00 | 0.00 | 0.00 | 0.00 | 60.00 | 47.47 | 97.58 | Hour |
| 2016 | Helsingborg Norr | 9577 | Urban Background | 246 | 16.56 | 352 | 0.00 | 0.00 | 1.00 | 8.00 | 36.32 | 48.12 | 8440 | 0.00 | 20.00 | 104.00 | 0.00 | 0.00 | 0.00 | 61.00 | 49.08 | 84.65 | Hour |
| 2015 | Helsingborg Norr | 9577 | Urban Background | 246 | 16.44 | 352 | 0.00 | 1.00 | 2.00 | 7.00 | 35.71 | 52.31 | 8436 | 3.00 | 28.00 | 104.00 | 0.00 | 0.00 | 0.00 | 75.00 | 48.00 | 99.50 | Hour |
| 2014 | Helsingborg Norr | 9577 | Urban Background | 246 | 16.08 | 355 | 0.00 | 0.00 | 0.00 | 5.00 | 35.03 | 44.83 | 8516 | 2.00 | 18.00 | 77.00 | 0.00 | 0.00 | 0.00 | 50.00 | 45.59 | 96.45 | Hour |
| 2013 | Helsingborg Norr | 9577 | Urban Background | 246 | 18.66 | 346 | 0.00 | 1.00 | 3.00 | 15.00 | 41.07 | 56.94 | 8312 | 7.00 | 37.00 | 214.00 | 0.00 | 0.00 | 4.00 | 126.00 | 56.90 | 119.00 | Hour |
| 2012 | Helsingborg Norr | 9577 | Urban Background | 246 | 24.83 | 361 | 2.00 | 12.00 | 16.00 | 49.00 | 53.19 | 61.31 | 8668 | 55.00 | 144.00 | 493.00 | 0.00 | 1.00 | 24.00 | 322.00 | 69.44 | 179.75 | Hour |
| 2011 | Helsingborg Norr | 9577 | Urban Background | 246 | 23.91 | 329 | 2.00 | 6.00 | 7.00 | 41.00 | 49.72 | 81.45 | 7885 | 37.00 | 96.00 | 409.00 | 0.00 | 0.00 | 17.00 | 259.00 | 66.04 | 129.27 | Hour |
| 2010 | Helsingborg Norr | 9577 | Urban Background | 246 | 19.66 | 308 | 0.00 | 4.00 | 4.00 | 18.00 | 40.96 | 53.22 | 7393 | 15.00 | 66.00 | 256.00 | 0.00 | 0.00 | 4.00 | 172.00 | 62.14 | 139.35 | Hour |
| 2009 | Helsingborg Norr | 9577 | Urban Background | 246 | 19.24 | 347 | 0.00 | 4.00 | 4.00 | 23.00 | 43.28 | 56.15 | 8333 | 8.00 | 47.00 | 239.00 | 0.00 | 0.00 | 4.00 | 142.00 | 57.99 | 129.60 | Hour |
| 2008 | Helsingborg Norr | 9577 | Urban Background | 246 | 21.46 | 360 | 2.00 | 2.00 | 3.00 | 37.00 | 43.88 | 64.15 | 8650 | 14.00 | 68.00 | 344.00 | 0.00 | 1.00 | 9.00 | 223.00 | 62.51 | 144.27 | Hour |
| 2007 | Helsingborg Norr | 9577 | Urban Background | 246 | 25.16 | 365 | 10.00 | 27.00 | 32.00 | 77.00 | 61.15 | 70.82 | 8752 | 73.00 | 293.00 | 918.00 | 0.00 | 5.00 | 35.00 | 658.00 | 79.29 | 197.74 | Hour |
| 2006 | Helsingborg Norr | 9577 | Urban Background | 246 | 23.08 | 354 | 0.00 | 2.00 | 6.00 | 41.00 | 44.80 | 51.68 | 8489 | 2.00 | 50.00 | 315.00 | 0.00 | 0.00 | 0.00 | 196.00 | 60.86 | 94.25 | Hour |
| 2005 | Helsingborg Norr | 9577 | Urban Background | 246 | 21.98 | 354 | 2.00 | 4.00 | 8.00 | 33.00 | 48.36 | 68.80 | 8492 | 35.00 | 92.00 | 337.00 | 3.00 | 8.00 | 22.00 | 208.00 | 62.54 | 313.85 | Hour |
| 2004 | Helsingborg Norr | 9577 | Urban Background | 246 | 21.61 | 347 | 0.00 | 4.00 | 6.00 | 35.00 | 46.28 | 59.20 | 8324 | 5.00 | 69.00 | 331.00 | 0.00 | 0.00 | 3.00 | 182.00 | 61.22 | 109.75 | Hour |
| 2003 | Helsingborg Norr | 9577 | Urban Background | 246 | 23.50 | 345 | 3.00 | 11.00 | 13.00 | 45.00 | 54.14 | 68.31 | 8279 | 35.00 | 112.00 | 439.00 | 0.00 | 0.00 | 13.00 | 267.00 | 66.19 | 115.33 | Hour |
| 2002 | Helsingborg Norr | 9577 | Urban Background | 246 | 19.78 | 335 | 2.00 | 6.00 | 6.00 | 25.00 | 45.15 | 61.18 | 8028 | 8.00 | 43.00 | 260.00 | 0.00 | 0.00 | 4.00 | 132.00 | 58.84 | 131.24 | Hour |
| 2001 | Helsingborg Norr | 9577 | Urban Background | 246 | 23.76 | 341 | 0.00 | 5.00 | 8.00 | 43.00 | 48.05 | 59.33 | 8173 | 6.00 | 59.00 | 328.00 | 0.00 | 0.00 | 1.00 | 175.00 | 60.73 | 100.08 | Hour |