Stay updated with real-time air quality in Griffith, 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)
43
Good
Griffith, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.23 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.55 μg/m³
0
55
155
255
425
605+
45.55 ppb
0
55
71
86
201
201+
0.44 ppb
0
36
76
186
605
1005+
1.97 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Griffith, Indiana
Griffith, Indiana
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AQI 43
Good
4.98μg/m³
PM2.5
21.37μg/m³
PM10
45.71ppb
O3
0.43ppb
SO2
2.03ppb
NO2
0.23ppm
CO
AQI 42
Good
5.14μg/m³
PM2.5
22.15μg/m³
PM10
45.37ppb
O3
0.43ppb
SO2
2.02ppb
NO2
0.23ppm
CO
AQI 42
Good
4.89μg/m³
PM2.5
21.10μg/m³
PM10
45.42ppb
O3
0.42ppb
SO2
2.10ppb
NO2
0.23ppm
CO
AQI 42
Good
4.70μg/m³
PM2.5
20.33μg/m³
PM10
45.11ppb
O3
0.43ppb
SO2
2.05ppb
NO2
0.23ppm
CO
AQI 43
Good
5.04μg/m³
PM2.5
21.71μg/m³
PM10
45.68ppb
O3
0.41ppb
SO2
2.14ppb
NO2
0.23ppm
CO
AQI 40
Good
6.09μg/m³
PM2.5
23.44μg/m³
PM10
43.00ppb
O3
0.44ppb
SO2
2.04ppb
NO2
0.23ppm
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 Griffith, Indiana is updated every hour for accuracy.
In the past 24 hours, the air quality in Griffith, Indiana was at its worst at 10:00:00 on 2026-06-13.
In the last 24 hours, the best air quality in Griffith, Indiana was observed at 02:00:00 on 2026-06-13.
As of now, the AQI in Griffith, Indiana is 43, indicating Good conditions.
Griffith, Indiana air has the highest levels of O3.
Poor air quality in Griffith, Indiana means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Griffith, Indiana are currently 5.231 μg/m3.
The PM10 concentration in Griffith, Indiana is 22.554 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Griffith, Indiana is 0.232 ppm.
Currently, Griffith, Indiana has a sulfur dioxide (SO2) concentration of 0.439 ppb.
The current ozone (O3) level in Griffith, Indiana at the moment is 45.547 ppm.
Nitrogen dioxide (NO2) level in Griffith, Indiana at the moment is 1.968 ppb.
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