Stay updated with real-time air quality in Uxbridge, Massachusetts featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
19
Good
Uxbridge, Massachusetts
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
0.85 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.56 μg/m³
0
55
155
255
425
605+
21.26 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
7.69 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Uxbridge, Massachusetts
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AQI 21
Good
1.34μg/m³
PM2.5
4.78μg/m³
PM10
23.30ppb
O3
0.29ppb
SO2
8.44ppb
NO2
0.21ppm
CO
AQI 22
Good
4.45μg/m³
PM2.5
18.96μg/m³
PM10
23.36ppb
O3
0.25ppb
SO2
8.68ppb
NO2
0.22ppm
CO
AQI 22
Good
2.59μg/m³
PM2.5
10.68μg/m³
PM10
24.39ppb
O3
0.28ppb
SO2
8.35ppb
NO2
0.20ppm
CO
AQI 33
Good
5.57μg/m³
PM2.5
18.43μg/m³
PM10
23.36ppb
O3
0.26ppb
SO2
8.83ppb
NO2
0.21ppm
CO
AQI 27
Good
4.54μg/m³
PM2.5
19.00μg/m³
PM10
25.45ppb
O3
0.27ppb
SO2
8.84ppb
NO2
0.21ppm
CO
AQI 27
Good
4.52μg/m³
PM2.5
19.44μg/m³
PM10
25.95ppb
O3
0.27ppb
SO2
6.70ppb
NO2
0.21ppm
CO
Air quality data and pollutant measurements for Massachusetts, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Uxbridge, Massachusetts is updated every hour.
The worst air quality in Uxbridge, Massachusetts in the last 24 hours was observed at 12:00:00 on 2026-03-06.
In the last 24 hrs, the best air quality in Uxbridge, Massachusetts was observed at 07:00:00 on 2026-03-07.
The current air quality in Uxbridge, Massachusetts is 19, categorized as Good based on real-time data.
The most common pollutant in Uxbridge, Massachusetts is O3.
If the air quality in Uxbridge, Massachusetts is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Uxbridge, Massachusetts is 0.847 μg/m3.
The current PM10 concentration at Uxbridge, Massachusetts is 3.561 μg/m3.
The current carbon monoxide (CO) concentration at Uxbridge, Massachusetts is 0.207 ppm.
The current sulfur dioxide (SO2) concentration at Uxbridge, Massachusetts is 0.195 ppb.
The current ozone (O3) concentration at Uxbridge, Massachusetts is 21.262 ppm.
The current nitrogen dioxide (NO2) concentration at Uxbridge, Massachusetts is 7.691 ppb.
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