Stay updated with real-time air quality in Zionsville, Indiana 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
Zionsville, Indiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.06 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.74 μg/m³
0
55
155
255
425
605+
20.06 ppb
0
55
71
86
201
201+
1.09 ppb
0
36
76
186
605
1005+
5.83 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Zionsville, Indiana
Zionsville, Indiana
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AQI 19
Good
3.10μg/m³
PM2.5
13.49μg/m³
PM10
20.77ppb
O3
0.63ppb
SO2
6.44ppb
NO2
0.33ppm
CO
AQI 20
Good
3.01μg/m³
PM2.5
14.88μg/m³
PM10
22.06ppb
O3
1.15ppb
SO2
6.53ppb
NO2
0.33ppm
CO
AQI 20
Good
3.15μg/m³
PM2.5
13.77μg/m³
PM10
21.93ppb
O3
0.85ppb
SO2
6.67ppb
NO2
0.34ppm
CO
AQI 22
Good
3.03μg/m³
PM2.5
13.05μg/m³
PM10
23.51ppb
O3
1.15ppb
SO2
6.53ppb
NO2
0.32ppm
CO
AQI 18
Good
3.00μg/m³
PM2.5
13.00μg/m³
PM10
19.42ppb
O3
1.16ppb
SO2
6.59ppb
NO2
0.34ppm
CO
AQI 19
Good
3.10μg/m³
PM2.5
13.77μg/m³
PM10
21.12ppb
O3
0.58ppb
SO2
6.17ppb
NO2
0.31ppm
CO
Air quality and pollutant data for Indiana, 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 Zionsville, Indiana is updated every hour for accuracy.
In the past 24 hours, the air quality in Zionsville, Indiana was at its worst at 09:00:00 on 2025-10-21.
In the last 24 hours, the best air quality in Zionsville, Indiana was observed at 03:00:00 on 2025-10-22.
As of now, the AQI in Zionsville, Indiana is 19, indicating Good conditions.
Zionsville, Indiana air has the highest levels of O3.
Poor air quality in Zionsville, Indiana means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Zionsville, Indiana are currently 3.06 μg/m3.
The PM10 concentration in Zionsville, Indiana is 12.739 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Zionsville, Indiana is 0.274 ppm.
Currently, Zionsville, Indiana has a sulfur dioxide (SO2) concentration of 1.092 ppb.
The current ozone (O3) level in Zionsville, Indiana at the moment is 20.064 ppm.
Nitrogen dioxide (NO2) level in Zionsville, Indiana at the moment is 5.826 ppb.
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