Stay updated with real-time air quality in Howell City, Michigan 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)
42
Good
Howell City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.71 μg/m³
0
55
155
255
425
605+
45.16 ppb
0
55
71
86
201
201+
1.97 ppb
0
36
76
186
605
1005+
1.64 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Howell City, Michigan
Howell City, Michigan
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AQI 43
Good
5.50μg/m³
PM2.5
15.68μg/m³
PM10
45.83ppb
O3
4.01ppb
SO2
2.79ppb
NO2
0.16ppm
CO
AQI 43
Good
5.55μg/m³
PM2.5
18.07μg/m³
PM10
45.76ppb
O3
3.12ppb
SO2
4.05ppb
NO2
0.16ppm
CO
AQI 41
Good
5.47μg/m³
PM2.5
15.69μg/m³
PM10
44.42ppb
O3
4.03ppb
SO2
2.72ppb
NO2
0.16ppm
CO
AQI 41
Good
5.47μg/m³
PM2.5
15.69μg/m³
PM10
44.42ppb
O3
4.03ppb
SO2
2.72ppb
NO2
0.16ppm
CO
AQI 43
Good
4.85μg/m³
PM2.5
14.21μg/m³
PM10
46.34ppb
O3
4.34ppb
SO2
3.08ppb
NO2
0.16ppm
CO
AQI 44
Good
5.34μg/m³
PM2.5
17.33μg/m³
PM10
47.44ppb
O3
4.38ppb
SO2
3.04ppb
NO2
0.16ppm
CO
Air quality and pollutant data for Michigan, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Howell City, Michigan is updated every hour for accuracy.
In the past 24 hours, the air quality in Howell City, Michigan was at its worst at 08:00:00 on 2026-07-23.
In the last 24 hours, the best air quality in Howell City, Michigan was observed at 03:00:00 on 2026-07-23.
As of now, the AQI in Howell City, Michigan is 42, indicating Good conditions.
Howell City, Michigan air has the highest levels of O3.
Poor air quality in Howell City, Michigan means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Howell City, Michigan are currently 4.845 μg/m3.
The PM10 concentration in Howell City, Michigan is 24.712 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Howell City, Michigan is 0.161 ppm.
Currently, Howell City, Michigan has a sulfur dioxide (SO2) concentration of 1.969 ppb.
The current ozone (O3) level in Howell City, Michigan at the moment is 45.161 ppm.
Nitrogen dioxide (NO2) level in Howell City, Michigan at the moment is 1.635 ppb.
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