Stay updated with real-time air quality in Naugatuck, 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)
56
Moderate
Naugatuck, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.50 μg/m³
0
55
155
255
425
605+
36.53 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
6.46 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Naugatuck, Connecticut
Naugatuck, Connecticut
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AQI 54
Moderate
11.30μg/m³
PM2.5
22.01μg/m³
PM10
31.41ppb
O3
0.28ppb
SO2
4.25ppb
NO2
0.20ppm
CO
AQI 38
Good
6.61μg/m³
PM2.5
26.98μg/m³
PM10
30.18ppb
O3
0.42ppb
SO2
5.03ppb
NO2
0.22ppm
CO
AQI 30
Good
4.46μg/m³
PM2.5
21.46μg/m³
PM10
31.87ppb
O3
0.40ppb
SO2
5.30ppb
NO2
0.23ppm
CO
AQI 54
Moderate
11.48μg/m³
PM2.5
20.35μg/m³
PM10
32.16ppb
O3
0.28ppb
SO2
5.02ppb
NO2
0.22ppm
CO
AQI 52
Moderate
9.84μg/m³
PM2.5
46.35μg/m³
PM10
31.18ppb
O3
0.45ppb
SO2
4.24ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.23μg/m³
PM2.5
22.58μg/m³
PM10
32.36ppb
O3
0.29ppb
SO2
4.61ppb
NO2
0.20ppm
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 Naugatuck, Connecticut are available every hour.
Naugatuck, Connecticut experienced its worst air quality at 03:00:00, 2026-06-29.
The best air quality in Naugatuck, Connecticut was observed at 09:00:00 on 2026-06-29.
The air quality in Naugatuck, Connecticut right now is Moderate, with an AQI of 56.
In Naugatuck, Connecticut, PM2.5 is the most frequently found pollutant.
When air quality in Naugatuck, Connecticut is compromised, staying indoors and wearing a mask can reduce health risks.
Naugatuck, Connecticut currently has a PM2.5 concentration of 11.682 μg/m3.
Naugatuck, Connecticut currently has a PM10 concentration of 22.499 μg/m3.
The current carbon monoxide (CO) level in Naugatuck, Connecticut is 0.21 ppm.
The current sulfur dioxide (SO2) concentration in Naugatuck, Connecticut is 0.317 ppb.
Naugatuck, Connecticut currently has an ozone (O3) concentration of 36.531 ppm.
The current level of nitrogen dioxide (NO2) in Naugatuck, Connecticut is 6.465 ppb.
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