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

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.60 μg/m³
0
55
155
255
425
605+
28.55 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
3.45 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Enfield, Connecticut
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AQI 26
Good
2.21μg/m³
PM2.5
8.87μg/m³
PM10
28.10ppb
O3
0.28ppb
SO2
3.51ppb
NO2
0.13ppm
CO
AQI 26
Good
2.13μg/m³
PM2.5
8.29μg/m³
PM10
27.85ppb
O3
0.27ppb
SO2
3.23ppb
NO2
0.13ppm
CO
AQI 22
Good
1.75μg/m³
PM2.5
8.10μg/m³
PM10
24.25ppb
O3
0.23ppb
SO2
3.39ppb
NO2
0.13ppm
CO
AQI 26
Good
2.22μg/m³
PM2.5
9.10μg/m³
PM10
28.25ppb
O3
0.28ppb
SO2
3.60ppb
NO2
0.13ppm
CO
AQI 21
Good
2.48μg/m³
PM2.5
9.58μg/m³
PM10
22.76ppb
O3
0.23ppb
SO2
3.38ppb
NO2
0.13ppm
CO
AQI 27
Good
2.28μg/m³
PM2.5
9.84μg/m³
PM10
28.76ppb
O3
0.30ppb
SO2
3.91ppb
NO2
0.13ppm
CO
Air quality measurements for Connecticut, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Enfield, Connecticut is updated on an hourly basis.
The worst air quality in Enfield, Connecticut was recorded at 02:00:00 on 2026-02-11.
The best air quality in Enfield, Connecticut was recorded at 02:00:00 on 2026-02-12.
The real-time air quality index in Enfield, Connecticut is 25, currently categorized as Good.
The most common pollutant in Enfield, Connecticut is O3.
If the air quality in Enfield, Connecticut is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Enfield, Connecticut at present are 1.765 μg/m3.
The current PM10 levels in Enfield, Connecticut are 6.417 μg/m3.
The current carbon monoxide (CO) level in Enfield, Connecticut is 0.123 ppm.
The current sulfur dioxide (SO2) levels in Enfield, Connecticut are 0.243 ppb.
The current ozone (O3) levels at Enfield, Connecticut is 26.935 ppm.
The current nitrogen dioxide (NO2) levels at Enfield, Connecticut is 3.061 ppb.
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