Stay updated with real-time air quality in Alpena 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)
19
Good
Alpena City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.00 μg/m³
0
55
155
255
425
605+
19.58 ppb
0
55
71
86
201
201+
0.09 ppb
0
36
76
186
605
1005+
0.34 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Alpena City, Michigan
Alpena City, Michigan
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AQI 19
Good
2.64μg/m³
PM2.5
10.59μg/m³
PM10
20.66ppb
O3
0.08ppb
SO2
0.25ppb
NO2
0.14ppm
CO
AQI 20
Good
2.88μg/m³
PM2.5
11.95μg/m³
PM10
22.21ppb
O3
0.06ppb
SO2
0.14ppb
NO2
0.13ppm
CO
AQI 56
Moderate
12.48μg/m³
PM2.5
58.28μg/m³
PM10
23.68ppb
O3
0.50ppb
SO2
1.69ppb
NO2
0.27ppm
CO
AQI 56
Moderate
12.34μg/m³
PM2.5
57.45μg/m³
PM10
23.54ppb
O3
0.50ppb
SO2
1.72ppb
NO2
0.27ppm
CO
AQI 56
Moderate
12.48μg/m³
PM2.5
58.28μg/m³
PM10
23.68ppb
O3
0.50ppb
SO2
1.69ppb
NO2
0.27ppm
CO
AQI 27
Good
4.57μg/m³
PM2.5
19.55μg/m³
PM10
24.72ppb
O3
0.11ppb
SO2
0.36ppb
NO2
0.15ppm
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 Alpena City, Michigan is updated every hour for accuracy.
In the past 24 hours, the air quality in Alpena City, Michigan was at its worst at 12:00:00 on 2026-08-23.
In the last 24 hours, the best air quality in Alpena City, Michigan was observed at 11:00:00 on 2026-08-23.
As of now, the AQI in Alpena City, Michigan is 19, indicating Good conditions.
Alpena City, Michigan air has the highest levels of O3.
Poor air quality in Alpena City, Michigan means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Alpena City, Michigan are currently 2.478 μg/m3.
The PM10 concentration in Alpena City, Michigan is 10 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Alpena City, Michigan is 0.135 ppm.
Currently, Alpena City, Michigan has a sulfur dioxide (SO2) concentration of 0.086 ppb.
The current ozone (O3) level in Alpena City, Michigan at the moment is 19.58 ppm.
Nitrogen dioxide (NO2) level in Alpena City, Michigan at the moment is 0.344 ppb.
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