| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel Bensen µg/m³ (MKN=5, EU2030=3.4, Miljömål=1) | Antal dygn | Antal timmar | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|
| 2019 | Köping Torggatan | 314421 | Urban Traffic | 5118 | 0.95 | 58 | Variable | |
| 2018 | Köping Torggatan | 314421 | Urban Traffic | 5118 | 0.92 | 93 | Variable | |
| 2017 | Köping Torggatan | 314421 | Urban Traffic | 5118 | 0.91 | 90 | Variable | |
| 2016 | Köping Torggatan | 314421 | Urban Traffic | 5118 | 1.04 | 99 | Variable | |
| 2015 | Köping Torggatan | 314421 | Urban Traffic | 5118 | 0.99 | 80 | Variable | |
| 2014 | Köping Rådhuset | 129 | Urban Traffic | 1379 | 1.24 | 69 | Week | |
| 2014 | Köping Torggatan | 314421 | Urban Traffic | 5118 | 1.21 | 83 | Variable | |
| 2013 | Köping Rådhuset | 129 | Urban Traffic | 1379 | 1.05 | 24 | Week | |
| 2012 | Köping Rådhuset | 129 | Urban Background | 283 | 0.93 | 88 | Week | |
| 2011 | Köping Rådhuset | 129 | Urban Background | 283 | 0.87 | 92 | Week | |
| 2010 | Köping Rådhuset | 129 | Urban Background | 283 | 0.97 | 64 | Week | |
| 2009 | Köping Rådhuset | 129 | Urban Background | 283 | 1.20 | 88 | Week | |
| 2008 | Köping Rådhuset | 129 | Urban Background | 283 | 0.83 | 182 | Week | |
| 2007 | Arboga | 17950 | Urban Background | 1305 | 0.76 | 154 | Week | |
| 2007 | Köping Rådhuset | 129 | Urban Background | 283 | 0.98 | 178 | Week | |
| 2006 | Köping Rådhuset | 129 | Urban Background | 283 | 1.19 | 190 | Week | |
| 2006 | Västerås Stadshuset | 8777 | Urban Background | 2011 | 3.86 | 347 | 8325 | Hour |
| 2005 | Köping Rådhuset | 129 | Urban Background | 283 | 1.01 | 182 | Week | |
| 2005 | Västerås Stadshuset | 8777 | Urban Background | 2011 | 3.00 | 6 | 147 | Hour |
| 2004 | Köping Rådhuset | 129 | Urban Background | 283 | 1.14 | 176 | Week | |
| 2004 | Västerås Stadshuset | 8777 | Urban Background | 2011 | 3.11 | 99 | 2364 | Hour |
| 2003 | Köping Rådhuset | 129 | Urban Background | 283 | 1.53 | 176 | Week | |
| 2003 | Västerås Stadshuset | 8777 | Urban Background | 2011 | 2.91 | 268 | 6437 | Hour |
| 2002 | Köping Rådhuset | 129 | Urban Background | 283 | 1.99 | 176 | Week | |
| 2001 | Fagersta Piazzan | 1085 | Urban Background | 1327 | 2.31 | 90 | Week | |
| 2001 | Köping Rådhuset | 129 | Urban Background | 283 | 1.95 | 183 | Week | |
| 2000 | Fagersta Piazzan | 1085 | Urban Background | 1327 | 1.96 | 176 | Week | |
| 2000 | Köping Rådhuset | 129 | Urban Background | 283 | 1.85 | 184 | Week | |
| 1999 | Fagersta Piazzan | 1085 | Urban Background | 1327 | 2.12 | 176 | Week | |
| 1999 | Köping Rådhuset | 129 | Urban Background | 283 | 1.98 | 183 | Week | |
| 1998 | Fagersta Piazzan | 1085 | Urban Background | 1327 | 2.86 | 176 | Week | |
| 1998 | Köping Rådhuset | 129 | Urban Background | 283 | 2.45 | 183 | Week | |
| 1997 | Fagersta Piazzan | 1085 | Urban Background | 1327 | 2.38 | 169 | Week | |
| 1997 | Köping Rådhuset | 129 | Urban Background | 283 | 2.11 | 183 | Week | |
| 1996 | Fagersta Piazzan | 1085 | Urban Background | 1327 | 2.11 | 93 | Week | |
| 1996 | Köping Rådhuset | 129 | Urban Background | 283 | 2.89 | 177 | Week | |
| 1995 | Köping Rådhuset | 129 | Urban Background | 283 | 3.33 | 183 | Week | |
| 1994 | Köping Rådhuset | 129 | Urban Background | 283 | 2.95 | 90 | Week | |
| 1992 | Köping Rådhuset | 129 | Urban Background | 283 | 8.80 | 14 | Week |