Stay updated with real-time air quality in Oxford, Connecticut 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)
27
Good
Oxford, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.50 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.68 μg/m³
0
55
155
255
425
605+
24.97 ppb
0
55
71
86
201
201+
0.13 ppb
0
36
76
186
605
1005+
8.92 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Oxford, Connecticut
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AQI 54
Moderate
10.57μg/m³
PM2.5
39.50μg/m³
PM10
11.58ppb
O3
0.35ppb
SO2
20.55ppb
NO2
0.31ppm
CO
AQI 56
Moderate
11.89μg/m³
PM2.5
21.91μg/m³
PM10
14.07ppb
O3
0.34ppb
SO2
20.47ppb
NO2
0.30ppm
CO
AQI 52
Moderate
9.64μg/m³
PM2.5
15.50μg/m³
PM10
7.87ppb
O3
0.32ppb
SO2
20.81ppb
NO2
0.33ppm
CO
AQI 54
Moderate
10.77μg/m³
PM2.5
25.57μg/m³
PM10
14.12ppb
O3
0.35ppb
SO2
20.44ppb
NO2
0.30ppm
CO
AQI 60
Moderate
14.31μg/m³
PM2.5
39.10μg/m³
PM10
9.18ppb
O3
0.35ppb
SO2
21.72ppb
NO2
0.31ppm
CO
AQI 49
Good
9.21μg/m³
PM2.5
15.01μg/m³
PM10
7.49ppb
O3
0.33ppb
SO2
20.53ppb
NO2
0.35ppm
CO
The air quality data for Connecticut, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Oxford, Connecticut are available every hour.
Oxford, Connecticut experienced its worst air quality at 02:00:00, 2025-11-03.
The best air quality in Oxford, Connecticut was observed at 06:00:00 on 2025-11-02.
The air quality in Oxford, Connecticut right now is Moderate, with an AQI of 56.
In Oxford, Connecticut, PM2.5 is the most frequently found pollutant.
When air quality in Oxford, Connecticut is compromised, staying indoors and wearing a mask can reduce health risks.
Oxford, Connecticut currently has a PM2.5 concentration of 11.737 μg/m3.
Oxford, Connecticut currently has a PM10 concentration of 22.427 μg/m3.
The current carbon monoxide (CO) level in Oxford, Connecticut is 0.32 ppm.
The current sulfur dioxide (SO2) concentration in Oxford, Connecticut is 0.271 ppb.
Oxford, Connecticut currently has an ozone (O3) concentration of 15.812 ppm.
The current level of nitrogen dioxide (NO2) in Oxford, Connecticut is 18.786 ppb.
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