Click on the airshed names on the map, or in the table below, to access information on air quality in the Otago region.

| Airshed | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
|---|---|---|---|---|---|---|
| ORC 1* | 92 | 130 | 138 | 126 | 131 | 128 |
| ORC 2** | 88 | 70 | 56 | 141 | 137 | 114 |
| ORC 3*** | 45 | 57 | 50 | 66 | 70 | 62 |
| ORC 4 | Not monitored | Not monitored | Not monitored | Not monitored | 63 | 49 |
Source: Otago Regional Council
* From 2008, results represent the consolidation of Alexandra, Arrowtown, Clyde and Cromwell data.
** From 2008, results represent the consolidation of Mosgiel and Milton.
*** From 2008, results represent the consolidation of Dunedin and Oamaru
Map of Otago airsheds as very high quality PDF for printing (5.96 MB)
Last updated: 2 August 2011