Stay updated with real-time air quality in Marquette 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)
18
Good
Marquette City, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.07 μg/m³
0
55
155
255
425
605+
18.83 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
10.94 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Marquette City, Michigan
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AQI 18
Good
1.62μg/m³
PM2.5
7.07μg/m³
PM10
18.83ppb
O3
0.29ppb
SO2
10.94ppb
NO2
0.24ppm
CO
AQI 18
Good
1.42μg/m³
PM2.5
5.91μg/m³
PM10
19.30ppb
O3
0.10ppb
SO2
0.55ppb
NO2
0.18ppm
CO
AQI 20
Good
1.39μg/m³
PM2.5
5.20μg/m³
PM10
21.93ppb
O3
0.10ppb
SO2
0.78ppb
NO2
0.19ppm
CO
AQI 19
Good
2.86μg/m³
PM2.5
10.78μg/m³
PM10
19.83ppb
O3
0.30ppb
SO2
17.39ppb
NO2
0.24ppm
CO
AQI 27
Good
4.65μg/m³
PM2.5
20.72μg/m³
PM10
21.07ppb
O3
0.31ppb
SO2
18.16ppb
NO2
0.23ppm
CO
AQI 27
Good
4.97μg/m³
PM2.5
21.89μg/m³
PM10
19.78ppb
O3
0.30ppb
SO2
18.14ppb
NO2
0.24ppm
CO
The air quality data for Michigan, 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 Marquette City, Michigan are available every hour.
Marquette City, Michigan experienced its worst air quality at 12:00:00, 2026-03-14.
The best air quality in Marquette City, Michigan was observed at 12:00:00 on 2026-03-14.
The air quality in Marquette City, Michigan right now is Good, with an AQI of 18.
In Marquette City, Michigan, O3 is the most frequently found pollutant.
When air quality in Marquette City, Michigan is compromised, staying indoors and wearing a mask can reduce health risks.
Marquette City, Michigan currently has a PM2.5 concentration of 1.616 μg/m3.
Marquette City, Michigan currently has a PM10 concentration of 7.072 μg/m3.
The current carbon monoxide (CO) level in Marquette City, Michigan is 0.243 ppm.
The current sulfur dioxide (SO2) concentration in Marquette City, Michigan is 0.288 ppb.
Marquette City, Michigan currently has an ozone (O3) concentration of 18.831 ppm.
The current level of nitrogen dioxide (NO2) in Marquette City, Michigan is 10.938 ppb.
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