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Collie PM2.5 monitor
Hourly government air-quality observations from WA DWER.
Western Australia · -33.3590, 116.1540 · observed 08 Oct, 10:00 AM AWST · Government monitor
6.0 Latest hourly PM2.5 · µg/m³ Good · <12.5 µg/m³
4.3 12-hour NowCast · µg/m³ Derived concentration, not an Australian AQI
6.4 Rolling 24 hours · µg/m³ 42 stored readings in this page window
Poor Model peak · next 24 h 3.9–26.2 µg/m³ · GEOS-CF, CAMS and SILAM
What this monitor reports 6.0 µg/m³ is Good on the one-hour PM2.5 air quality scale. Current hourly reading.
The monitor belongs to WA DWER. Readings may be preliminary and revised by the agency.
The category applies only to the latest one-hour reading. It follows the Australian enHealth framework used by agencies including NSW, Victoria and Queensland. The NowCast and rolling mean are separately labelled derived concentrations. How the categories are used .
Nearby fires 150 km radius Within 150 km, agencies report 2 other fire locations. There are also 18 planned or registered burns.
View 2 nearby fire locations View 18 planned or registered burns nearby Burn Off (COLLIE, SHIRE OF COLLIE, SOUTH WEST, CAD-ID: 822565) 1 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off (ROELANDS, SHIRE OF HARVEY, SOUTH WEST, CAD-ID: 821609) 30 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off (ARGYLE, SHIRE OF DONNYBROOK-BALINGUP, LOWER SOUTH WEST, CAD-ID: 822359) 41 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off LOWER SOUTH WEST
822359
Wed, 07 Oct 2026 09:51:26 +0800
Official source Burn Off (LESCHENAULT, SHIRE OF HARVEY, SOUTH WEST, CAD-ID: 822575) 43 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off (HARVEY, SHIRE OF HARVEY, SOUTH WEST, CAD-ID: 822560) 44 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off (WAROONA, SHIRE OF WAROONA, SOUTH WEST, CAD-ID: 822424) 63 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off (KANGAROO GULLY, SHIRE OF BRIDGETOWN-GREENBUSHES, LOWER SOUTH WEST, CAD-ID: 822403) 67 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off LOWER SOUTH WEST
822403
Wed, 07 Oct 2026 12:50:56 +0800
Official source Burn Off (BOUVARD, CITY OF MANDURAH, METRO SOUTH COASTAL, CAD-ID: 822566) 87 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off METRO SOUTH COASTAL
822566
Thu, 08 Oct 2026 08:06:56 +0800
Official source Burn Off (ABBEY, CITY OF BUSSELTON, LOWER SOUTH WEST, CAD-ID: 822558) 90 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off LOWER SOUTH WEST
822558
Thu, 08 Oct 2026 07:19:36 +0800
Official source Burn Off (NORTH DANDALUP, SHIRE OF MURRAY, SOUTH WEST, CAD-ID: 821792) 97 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off (CARBUNUP RIVER, CITY OF BUSSELTON, LOWER SOUTH WEST, CAD-ID: 822445) 99 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off LOWER SOUTH WEST
822445
Wed, 07 Oct 2026 15:27:22 +0800
Official source Burn Off (DUNSBOROUGH, CITY OF BUSSELTON, LOWER SOUTH WEST, CAD-ID: 822585) 103 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off LOWER SOUTH WEST
822585
Thu, 08 Oct 2026 11:13:24 +0800
Official source Burn Off (YALLINGUP SIDING, CITY OF BUSSELTON, LOWER SOUTH WEST, CAD-ID: 822576) 106 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off LOWER SOUTH WEST
822576
Thu, 08 Oct 2026 10:12:48 +0800
Official source Burn Off (YALLINGUP, CITY OF BUSSELTON, LOWER SOUTH WEST, CAD-ID: 822372) 110 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off LOWER SOUTH WEST
822372
Wed, 07 Oct 2026 10:38:39 +0800
Official source Burn Off (WILYABRUP, CITY OF BUSSELTON, LOWER SOUTH WEST, CAD-ID: 822329) 112 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off LOWER SOUTH WEST
822329
Wed, 07 Oct 2026 08:09:36 +0800
Official source Burn Off (ORELIA, CITY OF KWINANA, METRO SOUTH COASTAL, CAD-ID: 822344) 129 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off METRO SOUTH COASTAL
822344
Wed, 07 Oct 2026 17:31:51 +0800
Official source Burn Off (KWINANA BEACH, CITY OF KWINANA, METRO SOUTH COASTAL, CAD-ID: 822568) 130 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off METRO SOUTH COASTAL
822568
Thu, 08 Oct 2026 08:40:58 +0800
Official source Burn Off (KARRAGULLEN, CITY OF ARMADALE, METRO SOUTH EAST, CAD-ID: 822362) 139 km away · Current · Burn Off Emergency WA / DFES Agency report details Burn Off METRO SOUTH EAST
822362
Wed, 07 Oct 2026 10:03:57 +0800
Official source Agency fire reports updated 08 Oct, 11:20 AM AWST
Straight-line distance from the Collie monitor to the reported incident location, or to the mapped fire boundary where an agency has published one. A fire without a published boundary may extend closer than its reported location suggests.
Recent observations and next 48 hours monitor + up to three models
29 0 −24 h Now +24 h +48 h µg/m³
Observed hourly PM2.5 NASA GEOS-CF CAMS FMI SILAM
About this chart Observed values come from this monitor. NASA GEOS-CF, CAMS and SILAM are independent total surface PM2.5 research forecasts sampled from their nearest grid cells; they are not blended with the observations.
Forecast
Next 6 hours Fair 3.1–13.6 µg/m³ · 3 of 3 models
Next 12 hours Fair 3.9–18.9 µg/m³ · 3 of 3 models
Next 24 hours Poor 3.9–26.2 µg/m³ · 3 of 3 models
Next 48 hours Poor 3.9–26.2 µg/m³ · 3 of 3 models
Model detail 3 available · 48-hour peak table Model 48-hour peak Category Peak around NASA GEOS-CF 26.2 µg/m³ Poor 09 Oct, 1:30 AM AWST CAMS 17.3 µg/m³ Fair 09 Oct, 12:00 PM AWST FMI SILAM 3.9 µg/m³ Good 08 Oct, 7:00 PM AWST
Recent hourly readings 42 stored Observed local PM2.5 µg/m³ Air quality 08 Oct, 10:00 AM AWST 6.0 Good 08 Oct, 9:00 AM AWST 2.0 Good 08 Oct, 7:00 AM AWST 1.0 Good 08 Oct, 6:00 AM AWST 3.0 Good 08 Oct, 5:00 AM AWST 5.0 Good 08 Oct, 4:00 AM AWST 1.0 Good 08 Oct, 3:00 AM AWST 2.0 Good 08 Oct, 2:00 AM AWST 6.0 Good 08 Oct, 1:00 AM AWST 2.0 Good 07 Oct, 11:00 PM AWST 0.0 Good 07 Oct, 10:00 PM AWST 20.0 Fair 07 Oct, 9:00 PM AWST 20.0 Fair 07 Oct, 8:00 PM AWST 3.0 Good 07 Oct, 7:00 PM AWST 2.0 Good 07 Oct, 6:00 PM AWST 0.0 Good 07 Oct, 5:00 PM AWST 6.0 Good 07 Oct, 4:00 PM AWST 6.0 Good 07 Oct, 3:00 PM AWST 16.0 Fair 07 Oct, 2:00 PM AWST 6.0 Good 07 Oct, 1:00 PM AWST 12.0 Good 07 Oct, 12:00 PM AWST 16.0 Fair 07 Oct, 11:00 AM AWST 4.0 Good 07 Oct, 10:00 AM AWST 2.0 Good 07 Oct, 9:00 AM AWST 1.0 Good 07 Oct, 8:00 AM AWST 7.0 Good 07 Oct, 7:00 AM AWST 7.0 Good 07 Oct, 6:00 AM AWST 7.0 Good 07 Oct, 5:00 AM AWST 6.0 Good 07 Oct, 4:00 AM AWST 9.0 Good 07 Oct, 3:00 AM AWST 9.0 Good 07 Oct, 2:00 AM AWST 15.0 Fair 07 Oct, 1:00 AM AWST 21.0 Fair 06 Oct, 11:00 PM AWST 15.0 Fair 06 Oct, 10:00 PM AWST 9.0 Good 06 Oct, 9:00 PM AWST 10.0 Good 06 Oct, 8:00 PM AWST 8.0 Good 06 Oct, 7:00 PM AWST 10.0 Good 06 Oct, 6:00 PM AWST 6.0 Good 06 Oct, 5:00 PM AWST 6.0 Good 06 Oct, 4:00 PM AWST 4.0 Good 06 Oct, 3:00 PM AWST 7.0 Good 06 Oct, 2:00 PM AWST 1.0 Good
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