Current air quality index in Mason, Ohio today
Stay updated with real-time air quality in Mason, Ohio 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)
81
Moderate
Mason, Ohio
Last updated: ... (Local time)
Major air pollutants in Mason, Ohio
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
24.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
99.79 μg/m³
0
55
155
255
425
605+
Ozone (O3)
46.23 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
1.51 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
5.72 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Mason, Ohio
Mason, Ohio
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Air quality in nearby cities
Monroe, Ohio
AQI 84
Moderate
27.02μg/m³
PM2.5
94.19μg/m³
PM10
40.61ppb
O3
1.01ppb
SO2
6.87ppb
NO2
0.24ppm
CO
Loveland, Ohio
AQI 73
Moderate
21.49μg/m³
PM2.5
88.88μg/m³
PM10
40.88ppb
O3
1.18ppb
SO2
7.76ppb
NO2
0.24ppm
CO
Lebanon, Ohio
AQI 71
Moderate
20.40μg/m³
PM2.5
88.91μg/m³
PM10
45.70ppb
O3
1.07ppb
SO2
7.25ppb
NO2
0.24ppm
CO
Sharonville, Ohio
AQI 77
Moderate
22.71μg/m³
PM2.5
94.69μg/m³
PM10
41.25ppb
O3
1.19ppb
SO2
7.26ppb
NO2
0.24ppm
CO
Montgomery, Ohio
AQI 75
Moderate
21.95μg/m³
PM2.5
92.67μg/m³
PM10
40.93ppb
O3
1.17ppb
SO2
7.38ppb
NO2
0.24ppm
CO
Blue Ash, Ohio
AQI 77
Moderate
22.67μg/m³
PM2.5
94.65μg/m³
PM10
41.17ppb
O3
1.19ppb
SO2
7.26ppb
NO2
0.24ppm
CO
How accurate is Ohio, USA air quality data?
The air quality data for Ohio, 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
Frequently asked questions
How frequently does the air quality data for Mason, Ohio get updated?
Air quality updates for Mason, Ohio are available every hour.
What time in the past 24 hours saw the poorest air quality in Mason, Ohio?
Mason, Ohio experienced its worst air quality at 02:00:00, 2025-06-04.
When was air quality in Mason, Ohio the best over the past 24 hours?
The best air quality in Mason, Ohio was observed at 05:00:00 on 2025-06-03.
What is the air quality in Mason, Ohio right now?
The air quality in Mason, Ohio right now is Moderate, with an AQI of 81.
What pollutant is most frequently found in Mason, Ohio?
In Mason, Ohio, PM2.5 is the most frequently found pollutant.
What can I do if the air quality in Mason, Ohio is poor?
When air quality in Mason, Ohio is compromised, staying indoors and wearing a mask can reduce health risks.
What is the PM2.5 concentration in Mason, Ohio right now?
Mason, Ohio currently has a PM2.5 concentration of 24.942 μg/m3.
What is the current level of PM10 in Mason, Ohio?
Mason, Ohio currently has a PM10 concentration of 99.791 μg/m3.
What is the current level of carbon monoxide (CO) in Mason, Ohio?
The current carbon monoxide (CO) level in Mason, Ohio is 0.199 ppm.
What is the current level of sulfur dioxide (SO2) in Mason, Ohio?
The current sulfur dioxide (SO2) concentration in Mason, Ohio is 1.507 ppb.
What is the current level of ozone (O3) in Mason, Ohio?
Mason, Ohio currently has an ozone (O3) concentration of 46.231 ppm.
What is the current level of nitrogen dioxide (NO2) in Mason, Ohio?
The current level of nitrogen dioxide (NO2) in Mason, Ohio is 5.716 ppb.
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