Stay updated with real-time air quality in Holly, 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)
51
Moderate
Holly, Michigan
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.35 μg/m³
0
55
155
255
425
605+
54.95 ppb
0
55
71
86
201
201+
0.77 ppb
0
36
76
186
605
1005+
4.22 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Holly, Michigan
Holly, Michigan
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AQI 51
Moderate
8.70μg/m³
PM2.5
36.38μg/m³
PM10
55.19ppb
O3
0.77ppb
SO2
6.19ppb
NO2
0.26ppm
CO
AQI 51
Moderate
8.70μg/m³
PM2.5
36.38μg/m³
PM10
55.19ppb
O3
0.77ppb
SO2
6.19ppb
NO2
0.26ppm
CO
AQI 51
Moderate
8.70μg/m³
PM2.5
36.38μg/m³
PM10
55.19ppb
O3
0.77ppb
SO2
6.19ppb
NO2
0.26ppm
CO
AQI 54
Moderate
8.78μg/m³
PM2.5
46.20μg/m³
PM10
56.04ppb
O3
0.77ppb
SO2
4.23ppb
NO2
0.26ppm
CO
AQI 58
Moderate
9.00μg/m³
PM2.5
34.91μg/m³
PM10
56.64ppb
O3
0.77ppb
SO2
6.44ppb
NO2
0.26ppm
CO
AQI 61
Moderate
8.74μg/m³
PM2.5
35.27μg/m³
PM10
57.86ppb
O3
0.77ppb
SO2
6.26ppb
NO2
0.26ppm
CO
Air quality measurements for Michigan, 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 Holly, Michigan is updated on an hourly basis.
The worst air quality in Holly, Michigan was recorded at 12:00:00 on 2026-04-24.
The best air quality in Holly, Michigan was recorded at 07:00:00 on 2026-04-23.
The real-time air quality index in Holly, Michigan is 51, currently categorized as Moderate.
The most common pollutant in Holly, Michigan is O3.
If the air quality in Holly, Michigan is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Holly, Michigan at present are 8.68 μg/m3.
The current PM10 levels in Holly, Michigan are 36.35 μg/m3.
The current carbon monoxide (CO) level in Holly, Michigan is 0.26 ppm.
The current sulfur dioxide (SO2) levels in Holly, Michigan are 0.772 ppb.
The current ozone (O3) levels at Holly, Michigan is 54.955 ppm.
The current nitrogen dioxide (NO2) levels at Holly, Michigan is 4.221 ppb.
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