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)
44
Good
Howell City, Michigan
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.82 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.82 μg/m³
0
55
155
255
425
605+
11.74 ppb
0
55
71
86
201
201+
0.79 ppb
0
36
76
186
605
1005+
9.26 ppb
0
54
101
361
1250
2050+
0.32 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 22
Good
4.22μg/m³
PM2.5
22.44μg/m³
PM10
23.53ppb
O3
0.45ppb
SO2
5.88ppb
NO2
0.18ppm
CO
AQI 27
Good
4.51μg/m³
PM2.5
16.62μg/m³
PM10
23.42ppb
O3
0.42ppb
SO2
5.77ppb
NO2
0.18ppm
CO
AQI 22
Good
4.22μg/m³
PM2.5
22.65μg/m³
PM10
23.93ppb
O3
0.45ppb
SO2
5.89ppb
NO2
0.18ppm
CO
AQI 22
Good
4.22μg/m³
PM2.5
22.65μg/m³
PM10
23.93ppb
O3
0.45ppb
SO2
5.89ppb
NO2
0.18ppm
CO
AQI 24
Good
4.42μg/m³
PM2.5
21.43μg/m³
PM10
26.34ppb
O3
0.49ppb
SO2
5.98ppb
NO2
0.19ppm
CO
AQI 22
Good
4.20μg/m³
PM2.5
20.96μg/m³
PM10
23.94ppb
O3
0.49ppb
SO2
6.48ppb
NO2
0.19ppm
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 01:00:00 on 2025-07-24.
In the last 24 hours, the best air quality in Howell City, Michigan was observed at 08:00:00 on 2025-07-25.
As of now, the AQI in Howell City, Michigan is 25, indicating Good conditions.
Howell City, Michigan air has the highest levels of PM10.
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 4.128 μg/m3.
The PM10 concentration in Howell City, Michigan is 27.375 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Howell City, Michigan is 0.199 ppm.
Currently, Howell City, Michigan has a sulfur dioxide (SO2) concentration of 0.494 ppb.
The current ozone (O3) level in Howell City, Michigan at the moment is 24.852 ppm.
Nitrogen dioxide (NO2) level in Howell City, Michigan at the moment is 6.754 ppb.
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