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)
24
Good
Naugatuck, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.56 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.35 μg/m³
0
55
155
255
425
605+
25.88 ppb
0
55
71
86
201
201+
0.14 ppb
0
36
76
186
605
1005+
4.25 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Naugatuck, Connecticut
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AQI 25
Good
2.80μg/m³
PM2.5
13.97μg/m³
PM10
26.82ppb
O3
0.19ppb
SO2
3.58ppb
NO2
0.12ppm
CO
AQI 25
Good
2.58μg/m³
PM2.5
7.74μg/m³
PM10
26.55ppb
O3
0.19ppb
SO2
4.42ppb
NO2
0.13ppm
CO
AQI 21
Good
2.54μg/m³
PM2.5
5.67μg/m³
PM10
22.81ppb
O3
0.20ppb
SO2
5.13ppb
NO2
0.12ppm
CO
AQI 22
Good
2.62μg/m³
PM2.5
12.79μg/m³
PM10
23.73ppb
O3
0.20ppb
SO2
4.22ppb
NO2
0.12ppm
CO
AQI 25
Good
2.61μg/m³
PM2.5
12.90μg/m³
PM10
26.73ppb
O3
0.19ppb
SO2
3.62ppb
NO2
0.13ppm
CO
AQI 24
Good
2.74μg/m³
PM2.5
12.59μg/m³
PM10
26.43ppb
O3
0.19ppb
SO2
3.71ppb
NO2
0.12ppm
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, 2026-02-11.
The best air quality in Naugatuck, Connecticut was observed at 02:00:00 on 2026-02-12.
The air quality in Naugatuck, Connecticut right now is Good, with an AQI of 25.
In Naugatuck, Connecticut, O3 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 2.74 μg/m3.
Naugatuck, Connecticut currently has a PM10 concentration of 13.011 μg/m3.
The current carbon monoxide (CO) level in Naugatuck, Connecticut is 0.123 ppm.
The current sulfur dioxide (SO2) concentration in Naugatuck, Connecticut is 0.193 ppb.
Naugatuck, Connecticut currently has an ozone (O3) concentration of 26.596 ppm.
The current level of nitrogen dioxide (NO2) in Naugatuck, Connecticut is 3.785 ppb.
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