Stay updated with real-time air quality in Milford, 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
Milford, Connecticut
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
12.05 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
41.52 μg/m³
0
55
155
255
425
605+
28.42 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
14.01 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Milford, Connecticut
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AQI 105
Unhealthy for sensitive groups
36.78μg/m³
PM2.5
131.50μg/m³
PM10
40.26ppb
O3
0.93ppb
SO2
8.72ppb
NO2
0.40ppm
CO
AQI 99
Moderate
35.08μg/m³
PM2.5
78.86μg/m³
PM10
43.87ppb
O3
1.70ppb
SO2
6.45ppb
NO2
0.45ppm
CO
AQI 99
Moderate
34.76μg/m³
PM2.5
80.90μg/m³
PM10
35.49ppb
O3
1.15ppb
SO2
7.62ppb
NO2
0.42ppm
CO
AQI 99
Moderate
34.76μg/m³
PM2.5
80.90μg/m³
PM10
35.49ppb
O3
1.15ppb
SO2
7.62ppb
NO2
0.42ppm
CO
AQI 105
Unhealthy for sensitive groups
36.92μg/m³
PM2.5
57.70μg/m³
PM10
39.64ppb
O3
0.51ppb
SO2
11.74ppb
NO2
0.34ppm
CO
AQI 99
Moderate
35.14μg/m³
PM2.5
65.90μg/m³
PM10
42.72ppb
O3
1.95ppb
SO2
5.71ppb
NO2
0.47ppm
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 Milford, Connecticut is updated on an hourly basis.
The worst air quality in Milford, Connecticut was recorded at 10:00:00 on 2025-07-26.
The best air quality in Milford, Connecticut was recorded at 10:00:00 on 2025-07-27.
The real-time air quality index in Milford, Connecticut is 105, currently categorized as Unhealthy for Sensitive Groups.
The most common pollutant in Milford, Connecticut is PM2.5.
If the air quality in Milford, Connecticut is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Milford, Connecticut at present are 37.496 μg/m3.
The current PM10 levels in Milford, Connecticut are 111.236 μg/m3.
The current carbon monoxide (CO) level in Milford, Connecticut is 0.454 ppm.
The current sulfur dioxide (SO2) levels in Milford, Connecticut are 1.664 ppb.
The current ozone (O3) levels at Milford, Connecticut is 43.073 ppm.
The current nitrogen dioxide (NO2) levels at Milford, Connecticut is 5.888 ppb.
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