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Millthorpe PM2.5 monitor

Hourly government air-quality observations from NSW DCCEEW.

New South Wales · -33.4443, 149.1853 · observed · Government monitor

Official NSW DCCEEW station page

4.5Latest hourly PM2.5 · µg/m³Good · <12.5 µg/m³
12-hour NowCast · µg/m³Derived concentration, not an Australian AQI
Rolling 24 hours · µg/m³2 stored readings in this page window
GoodModel peak · next 24 h5.2–9.3 µg/m³ · GEOS-CF, CAMS and SILAM

What this monitor reports

4.5 µg/m³ is Good on the one-hour PM2.5 air quality scale. Current hourly reading.

The monitor belongs to NSW DCCEEW. 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 1 other fire location. There are also 5 planned or registered burns.

View 1 nearby fire location
FROGMORE RD, WYANGALA67 km away · Under control · Structure FireNSW Rural Fire Service
Agency report details

ALERT LEVEL: Not Applicable
LOCATION: FROGMORE RD, WYANGALA 2808
COUNCIL AREA: Hilltops
STATUS: Under control
TYPE: Structure Fire
FIRE: Yes
SIZE: 0 ha
RESPONSIBLE AGENCY: Rural Fire Service
UPDATED: 2 Sep 2026 07:50

Official source
View 5 planned or registered burns nearby
Kiparra Crescent HR burn140 km away · Under control · Hazard ReductionNSW Rural Fire Service
Agency report details

ALERT LEVEL: Planned Burn
LOCATION: KIPARA CR, WARRAGAMBA 2752
COUNCIL AREA: Wollondilly
STATUS: Under control
TYPE: Hazard Reduction
FIRE: Yes
SIZE: 0 ha
RESPONSIBLE AGENCY: Water NSW
UPDATED: 2 Sep 2026 13:38

Official source
Fire road W6 HR burn141 km away · Under control · Hazard ReductionNSW Rural Fire Service
Agency report details

ALERT LEVEL: Planned Burn
LOCATION: SAFARI DR, SILVERDALE 2752
COUNCIL AREA: Wollondilly
STATUS: Under control
TYPE: Hazard Reduction
FIRE: Yes
SIZE: 0 ha
RESPONSIBLE AGENCY: Water NSW
UPDATED: 2 Sep 2026 08:22

Official source
MONTPELIER DR, THE OAKS148 km away · Under control · Burn offNSW Rural Fire Service
Agency report details

ALERT LEVEL: Not Applicable
LOCATION: MONTPELIER DR, THE OAKS 2570
COUNCIL AREA: Wollondilly
STATUS: Under control
TYPE: Burn off
FIRE: Yes
SIZE: 0 ha
RESPONSIBLE AGENCY: Rural Fire Service
UPDATED: 2 Sep 2026 16:09

Official source
Blaxland Ridge East Stage 2149 km away · Under control · Hazard ReductionNSW Rural Fire Service
Agency report details

ALERT LEVEL: Planned Burn
LOCATION: Blaxland Ridge East Stage, BLAXLANDS RIDGE RD, BLAXLANDS RIDGE 2758
COUNCIL AREA: Hawkesbury
STATUS: Under control
TYPE: Hazard Reduction
FIRE: Yes
SIZE: 254 ha
RESPONSIBLE AGENCY: NSW National Parks and Wildlife Service
UPDATED: 2 Sep 2026 10:11

Official source
Soapy Flat North Stage 2150 km away · Under control · Hazard ReductionNSW Rural Fire Service
Agency report details

ALERT LEVEL: Planned Burn
LOCATION: HOMEBASE, SOAPY FLAT RD, HIGH RANGE 2575
COUNCIL AREA: Wingecarribee
STATUS: Under control
TYPE: Hazard Reduction
FIRE: Yes
SIZE: 112 ha
RESPONSIBLE AGENCY: NSW National Parks and Wildlife Service
UPDATED: 2 Sep 2026 14:05

Official source

Agency fire reports updated

Straight-line distance from the Millthorpe 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
200−24 hNow+24 h+48 hµg/m³
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 hoursGood3.2–7.9 µg/m³ · 3 of 3 models
Next 12 hoursGood4.4–8.6 µg/m³ · 3 of 3 models
Next 24 hoursGood5.2–9.3 µg/m³ · 3 of 3 models
Next 48 hoursGood5.2–9.3 µg/m³ · 3 of 3 models
Model detail3 available · 48-hour peak table
Model48-hour peakCategoryPeak around
NASA GEOS-CF5.2 µg/m³Good03 Sep, 8:30 AM AEST
CAMS7.9 µg/m³Good03 Sep, 5:00 AM AEST
FMI SILAM9.3 µg/m³Good03 Sep, 5:00 AM AEST
Recent hourly readings2 stored
Observed localPM2.5 µg/m³Air quality
02 Sep, 3:00 PM AEST4.5Good
02 Sep, 2:00 PM AEST5.0Good

Nearby government monitors

same jurisdiction
Bathurst5.1 µg/m³ PM2.536 km away · NSW DCCEEWCowra3.0 µg/m³ PM2.566 km away · NSW DCCEEW · indicative sensorParkes2.0 µg/m³ PM2.594 km away · NSW DCCEEW · indicative sensorOakdale2.3 µg/m³ PM2.5139 km away · NSW DCCEEWPenrith2.8 µg/m³ PM2.5144 km away · NSW DCCEEWRichmond5.4 µg/m³ PM2.5146 km away · NSW DCCEEW