Stay updated with real-time air quality in Plainville, 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)
38
Good
Plainville, Connecticut
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.39 μg/m³
0
55
155
255
425
605+
37.91 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
6.19 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Plainville, Connecticut
Plainville, Connecticut
Scroll To Air Quality MapLoading...
AQI 27
Good
5.06μg/m³
PM2.5
18.89μg/m³
PM10
6.82ppb
O3
0.23ppb
SO2
9.89ppb
NO2
0.23ppm
CO
AQI 27
Good
5.18μg/m³
PM2.5
18.27μg/m³
PM10
19.09ppb
O3
0.22ppb
SO2
10.04ppb
NO2
0.23ppm
CO
AQI 33
Good
5.63μg/m³
PM2.5
18.28μg/m³
PM10
15.82ppb
O3
0.22ppb
SO2
9.84ppb
NO2
0.23ppm
CO
AQI 27
Good
4.87μg/m³
PM2.5
15.68μg/m³
PM10
13.56ppb
O3
0.23ppb
SO2
10.07ppb
NO2
0.24ppm
CO
AQI 27
Good
5.06μg/m³
PM2.5
18.89μg/m³
PM10
6.82ppb
O3
0.23ppb
SO2
9.89ppb
NO2
0.23ppm
CO
AQI 33
Good
5.77μg/m³
PM2.5
11.54μg/m³
PM10
7.77ppb
O3
0.22ppb
SO2
9.95ppb
NO2
0.21ppm
CO
Air quality data and pollutant measurements for Connecticut, 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 Plainville, Connecticut is updated every hour.
The worst air quality in Plainville, Connecticut in the last 24 hours was observed at 10:00:00 on 2025-09-10.
In the last 24 hrs, the best air quality in Plainville, Connecticut was observed at 11:00:00 on 2025-09-10.
The current air quality in Plainville, Connecticut is 27, categorized as Good based on real-time data.
The most common pollutant in Plainville, Connecticut is PM2.5.
If the air quality in Plainville, Connecticut is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Plainville, Connecticut is 5.054 μg/m3.
The current PM10 concentration at Plainville, Connecticut is 21.28 μg/m3.
The current carbon monoxide (CO) concentration at Plainville, Connecticut is 0.233 ppm.
The current sulfur dioxide (SO2) concentration at Plainville, Connecticut is 0.224 ppb.
The current ozone (O3) concentration at Plainville, Connecticut is 15.02 ppm.
The current nitrogen dioxide (NO2) concentration at Plainville, Connecticut is 10.027 ppb.
All Rights Reserved © Ambee Inc. 2025