Stay updated with real-time air quality in Yorktown, 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)
27
Good
Yorktown, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.07 μg/m³
0
55
155
255
425
605+
18.11 ppb
0
55
71
86
201
201+
1.81 ppb
0
36
76
186
605
1005+
5.31 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Yorktown, Indiana
Yorktown, Indiana
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AQI 38
Good
6.89μg/m³
PM2.5
30.97μg/m³
PM10
18.05ppb
O3
1.90ppb
SO2
5.40ppb
NO2
0.25ppm
CO
AQI 27
Good
5.06μg/m³
PM2.5
22.36μg/m³
PM10
18.20ppb
O3
1.81ppb
SO2
5.37ppb
NO2
0.25ppm
CO
AQI 33
Good
5.69μg/m³
PM2.5
17.24μg/m³
PM10
18.42ppb
O3
1.91ppb
SO2
5.35ppb
NO2
0.25ppm
CO
AQI 44
Good
8.27μg/m³
PM2.5
33.47μg/m³
PM10
18.30ppb
O3
1.64ppb
SO2
5.72ppb
NO2
0.26ppm
CO
AQI 27
Good
5.48μg/m³
PM2.5
27.30μg/m³
PM10
17.14ppb
O3
1.66ppb
SO2
5.73ppb
NO2
0.23ppm
CO
AQI 27
Good
4.55μg/m³
PM2.5
19.63μg/m³
PM10
19.16ppb
O3
1.51ppb
SO2
5.37ppb
NO2
0.23ppm
CO
Air quality data and pollutant measurements for Indiana, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Yorktown, Indiana is updated every hour.
The worst air quality in Yorktown, Indiana in the last 24 hours was observed at 03:00:00 on 2026-09-07.
In the last 24 hrs, the best air quality in Yorktown, Indiana was observed at 04:00:00 on 2026-09-06.
The current air quality in Yorktown, Indiana is 27, categorized as Good based on real-time data.
The most common pollutant in Yorktown, Indiana is PM2.5.
If the air quality in Yorktown, Indiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Yorktown, Indiana is 5.124 μg/m3.
The current PM10 concentration at Yorktown, Indiana is 21.066 μg/m3.
The current carbon monoxide (CO) concentration at Yorktown, Indiana is 0.253 ppm.
The current sulfur dioxide (SO2) concentration at Yorktown, Indiana is 1.806 ppb.
The current ozone (O3) concentration at Yorktown, Indiana is 18.113 ppm.
The current nitrogen dioxide (NO2) concentration at Yorktown, Indiana is 5.313 ppb.
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