| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel PM10 µg/m³ (NUT=20, ÖUT=28, MKN=40, Miljömål=15, EU2030=20) | Antal dygn | Antal dygn PM10 > 50 µg/m³ (MKN=35) | Antal dygn PM10 > 45 µg/m³ (EU2030=18) | Antal dygn PM10 > 35 µg/m³ (ÖUT=35) | Antal dygn PM10 > 25 µg/m³ (NUT=35) | Antal dygn PM10 > 30 µg/m³ (Miljömål=35) | 90%il dygn PM10 µg/m³ | Max dygn PM10 µg/m³ | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | Sollefteå Torggatan | 395030 | Urban Background | 5564 | 10.83 | 111 | 4.00 | 4.00 | 10.00 | 14.00 | 11.00 | 28.03 | 65.44 | Hour |
| 2023 | Sollefteå Torggatan | 395030 | Urban Background | 5564 | 3.50 | 61 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.22 | 8.71 | Hour |
| 2023 | Timrå | 144 | Urban Background | 5488 | 13.26 | 120 | 5.00 | 6.00 | 9.00 | 17.00 | 14.00 | 32.03 | 82.65 | Hour |
| 2022 | Timrå | 144 | Urban Background | 5488 | 6.29 | 61 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 10.64 | 24.51 | Hour |
| 2019 | Timrå | 144 | Urban Background | 155 | 10.69 | 99 | 0.00 | 1.00 | 4.00 | 7.00 | 5.00 | 23.00 | 47.00 | Day |
| 2018 | Timrå | 144 | Urban Background | 155 | 8.03 | 25 | 0.00 | 0.00 | 1.00 | 1.00 | 1.00 | 18.00 | 41.00 | Day |
| 2017 | Timrå | 144 | Urban Background | 155 | 10.65 | 120 | 0.00 | 0.00 | 2.00 | 6.00 | 4.00 | 22.00 | 41.00 | Day |
| 2016 | Timrå | 144 | Urban Background | 155 | 6.26 | 58 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 9.90 | 16.00 | Day |
| 2013 | Sollefteå | 7134 | Urban Background | 1580 | 13.65 | 120 | 4.00 | 6.00 | 10.00 | 20.00 | 13.00 | 31.63 | 69.85 | Day |
| 2013 | Timrå | 144 | Urban Background | 155 | 11.93 | 117 | 0.00 | 0.00 | 3.00 | 10.00 | 5.00 | 23.79 | 40.44 | Day |
| 2012 | Sollefteå | 7134 | Urban Background | 1580 | 12.04 | 61 | 1.00 | 1.00 | 4.00 | 4.00 | 4.00 | 21.55 | 53.72 | Day |
| 2012 | Sundsvall | 31258 | Urban Background | 1584 | 20.95 | 123 | 9.00 | 12.00 | 25.00 | 34.00 | 30.00 | 43.81 | 81.97 | Day |
| 2012 | Timrå | 144 | Urban Background | 155 | 10.93 | 55 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 15.59 | 74.50 | Day |
| 2011 | Sundsvall | 31258 | Urban Background | 1584 | 13.54 | 59 | 1.00 | 1.00 | 2.00 | 9.00 | 4.00 | 28.92 | 65.55 | Day |
| 2011 | Timrå | 144 | Urban Background | 155 | 15.43 | 116 | 0.00 | 1.00 | 8.00 | 17.00 | 11.00 | 29.79 | 48.22 | Day |
| 2010 | Timrå | 144 | Urban Background | 155 | 9.19 | 145 | 0.00 | 1.00 | 2.00 | 3.00 | 3.00 | 16.00 | 47.88 | Day |
| 2009 | Kramfors | 6780 | Urban Background | 1523 | 23.51 | 123 | 20.00 | 20.00 | 27.00 | 35.00 | 31.00 | 59.30 | 132.24 | Day |
| 2009 | Timrå | 144 | Urban Background | 155 | 9.74 | 170 | 0.00 | 0.00 | 1.00 | 6.00 | 2.00 | 17.32 | 35.23 | Day |
| 2008 | Kramfors | 6780 | Urban Background | 1523 | 20.25 | 186 | 16.00 | 17.00 | 24.00 | 40.00 | 31.00 | 41.97 | 185.01 | Day |
| 2008 | Timrå | 144 | Urban Background | 155 | 9.54 | 170 | 0.00 | 0.00 | 0.00 | 3.00 | 2.00 | 16.96 | 34.99 | Day |
| 2007 | Kramfors | 6780 | Urban Background | 1523 | 17.50 | 147 | 9.00 | 11.00 | 16.00 | 30.00 | 21.00 | 35.41 | 116.32 | Day |
| 2007 | Sollefteå Urban | 12036 | Urban Background | 1581 | 23.81 | 127 | 14.00 | 17.00 | 25.00 | 37.00 | 29.00 | 52.53 | 124.63 | Day |
| 2007 | Timrå | 144 | Urban Background | 155 | 12.45 | 165 | 7.00 | 7.00 | 8.00 | 13.00 | 10.00 | 21.07 | 112.09 | Day |
| 2006 | Kramfors | 6780 | Urban Background | 1523 | 15.31 | 170 | 6.00 | 10.00 | 12.00 | 25.00 | 17.00 | 31.30 | 85.56 | Day |
| 2006 | Sollefteå Urban | 12036 | Urban Background | 1581 | 20.73 | 139 | 13.00 | 14.00 | 23.00 | 29.00 | 23.00 | 45.28 | 133.62 | Day |
| 2006 | Timrå | 144 | Urban Background | 155 | 11.90 | 170 | 3.00 | 4.00 | 6.00 | 13.00 | 8.00 | 23.37 | 60.58 | Day |
| 2005 | Kramfors | 6780 | Urban Background | 1523 | 11.55 | 58 | 0.00 | 0.00 | 0.00 | 3.00 | 1.00 | 19.48 | 32.01 | Day |
| 2005 | Sollefteå | 7134 | Urban Background | 1580 | 31.35 | 113 | 20.00 | 24.00 | 26.00 | 30.00 | 27.00 | 83.79 | 209.21 | Day |
| 2005 | Sollefteå Urban | 12036 | Urban Background | 1581 | 11.94 | 59 | 0.00 | 1.00 | 2.00 | 3.00 | 2.00 | 16.60 | 48.28 | Day |
| 2005 | Timrå | 144 | Urban Background | 155 | 12.63 | 181 | 3.00 | 4.00 | 5.00 | 18.00 | 8.00 | 26.36 | 74.52 | Day |
| 2005 | Örnsköldsvik | 620 | Urban Background | 236 | 15.47 | 93 | 5.00 | 5.00 | 6.00 | 9.00 | 6.00 | 24.36 | 103.19 | Day |
| 2004 | Sollefteå | 7134 | Urban Background | 1580 | 28.30 | 159 | 29.00 | 31.00 | 33.00 | 39.00 | 33.00 | 84.09 | 247.87 | Day |
| 2004 | Timrå | 144 | Urban Background | 155 | 13.16 | 176 | 2.00 | 2.00 | 7.00 | 16.00 | 10.00 | 21.43 | 78.68 | Day |
| 2004 | Örnsköldsvik | 620 | Urban Background | 236 | 15.05 | 179 | 4.00 | 7.00 | 17.00 | 25.00 | 23.00 | 33.94 | 65.01 | Day |
| 2003 | Sollefteå | 7134 | Urban Background | 1580 | 11.72 | 27 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 20.19 | 23.72 | Day |
| 2003 | Timrå | 144 | Urban Background | 155 | 13.48 | 160 | 3.00 | 7.00 | 8.00 | 19.00 | 11.00 | 27.22 | 79.14 | Day |
| 2003 | Örnsköldsvik | 620 | Urban Background | 236 | 14.55 | 170 | 5.00 | 7.00 | 10.00 | 18.00 | 10.00 | 26.29 | 100.28 | Day |
| 2002 | Timrå | 144 | Urban Background | 155 | 9.96 | 173 | 1.00 | 1.00 | 2.00 | 8.00 | 4.00 | 18.73 | 74.70 | Day |
| 2002 | Örnsköldsvik | 620 | Urban Background | 236 | 10.25 | 176 | 0.00 | 1.00 | 3.00 | 13.00 | 6.00 | 20.62 | 46.51 | Day |
| 2001 | Timrå | 144 | Urban Background | 155 | 11.29 | 171 | 1.00 | 1.00 | 1.00 | 4.00 | 3.00 | 20.40 | 101.14 | Day |
| 2001 | Örnsköldsvik | 620 | Urban Background | 236 | 10.57 | 181 | 0.00 | 0.00 | 0.00 | 3.00 | 1.00 | 18.29 | 30.21 | Day |
| 2000 | Timrå | 144 | Urban Background | 155 | 11.06 | 85 | 0.00 | 0.00 | 0.00 | 4.00 | 3.00 | 22.39 | 34.06 | Day |
| 2000 | Örnsköldsvik | 620 | Urban Background | 236 | 13.48 | 85 | 0.00 | 0.00 | 1.00 | 7.00 | 4.00 | 21.86 | 36.29 | Day |