| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel PM10 µg/m³ (NUT=20, ÖUT=28, MKN=40, Miljömål=15) | Antal dygn | Antal dygn PM10 > 50 µg/m³ (MKN=35) | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | Timrå | 144 | Urban Background | 5488 | 6.29 | 61 | 0.00 | 0.00 | 0.00 | 0.00 | 10.64 | 24.51 | Hour |
| 2019 | Timrå | 144 | Urban Background | 155 | 10.69 | 99 | 0.00 | 4.00 | 7.00 | 5.00 | 23.00 | 47.00 | Day |
| 2018 | Timrå | 144 | Urban Background | 155 | 8.03 | 25 | 0.00 | 1.00 | 1.00 | 1.00 | 18.00 | 41.00 | Day |
| 2017 | Timrå | 144 | Urban Background | 155 | 10.65 | 120 | 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 | 9.90 | 16.00 | Day |
| 2013 | Timrå | 144 | Urban Background | 155 | 11.93 | 117 | 0.00 | 3.00 | 10.00 | 5.00 | 23.79 | 40.44 | Day |
| 2012 | Timrå | 144 | Urban Background | 155 | 10.93 | 55 | 2.00 | 2.00 | 2.00 | 2.00 | 15.59 | 74.50 | Day |
| 2011 | Timrå | 144 | Urban Background | 155 | 15.43 | 116 | 0.00 | 8.00 | 17.00 | 11.00 | 29.79 | 48.22 | Day |
| 2010 | Timrå | 144 | Urban Background | 155 | 9.19 | 145 | 0.00 | 2.00 | 3.00 | 3.00 | 16.00 | 47.88 | Day |
| 2009 | Timrå | 144 | Urban Background | 155 | 9.74 | 170 | 0.00 | 1.00 | 6.00 | 2.00 | 17.32 | 35.23 | Day |
| 2008 | Timrå | 144 | Urban Background | 155 | 9.54 | 170 | 0.00 | 0.00 | 3.00 | 2.00 | 16.96 | 34.99 | Day |
| 2007 | Timrå | 144 | Urban Background | 155 | 12.45 | 165 | 7.00 | 8.00 | 13.00 | 10.00 | 21.07 | 112.09 | Day |
| 2006 | Färgelanda Luft I Väst | 11672 | Urban Background | 1488 | 10.94 | 117 | 0.00 | 1.00 | 6.00 | 3.00 | 20.97 | 38.32 | Day |
| 2006 | Timrå | 144 | Urban Background | 155 | 11.90 | 170 | 3.00 | 6.00 | 13.00 | 8.00 | 23.37 | 60.58 | Day |
| 2005 | Bollnäs | 1714 | Urban Background | 1474 | 15.72 | 92 | 4.00 | 6.00 | 10.00 | 8.00 | 25.93 | 124.37 | Day |
| 2005 | Färgelanda Luft I Väst | 11672 | Urban Background | 1488 | 7.05 | 46 | 0.00 | 0.00 | 0.00 | 0.00 | 11.91 | 18.34 | Day |
| 2005 | Timrå | 144 | Urban Background | 155 | 12.63 | 181 | 3.00 | 5.00 | 18.00 | 8.00 | 26.36 | 74.52 | Day |
| 2004 | Bollnäs | 1714 | Urban Background | 1474 | 11.48 | 85 | 0.00 | 2.00 | 5.00 | 3.00 | 20.77 | 39.27 | Day |
| 2004 | Timrå | 144 | Urban Background | 155 | 13.16 | 176 | 2.00 | 7.00 | 16.00 | 10.00 | 21.43 | 78.68 | Day |
| 2003 | Timrå | 144 | Urban Background | 155 | 13.48 | 160 | 3.00 | 8.00 | 19.00 | 11.00 | 27.22 | 79.14 | Day |
| 2002 | Timrå | 144 | Urban Background | 155 | 9.96 | 173 | 1.00 | 2.00 | 8.00 | 4.00 | 18.73 | 74.70 | Day |
| 2001 | Timrå | 144 | Urban Background | 155 | 11.29 | 171 | 1.00 | 1.00 | 4.00 | 3.00 | 20.40 | 101.14 | Day |
| 2000 | Timrå | 144 | Urban Background | 155 | 11.06 | 85 | 0.00 | 0.00 | 4.00 | 3.00 | 22.39 | 34.06 | Day |