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)
41
Good
Griffith, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.16 μg/m³
0
55
155
255
425
605+
44.01 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
3.57 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Griffith, Indiana
Griffith, Indiana
Scroll To Air Quality MapLoading...
AQI 41
Good
2.99μg/m³
PM2.5
12.32μg/m³
PM10
43.97ppb
O3
0.63ppb
SO2
3.58ppb
NO2
0.19ppm
CO
AQI 41
Good
3.00μg/m³
PM2.5
12.43μg/m³
PM10
43.83ppb
O3
0.60ppb
SO2
3.58ppb
NO2
0.19ppm
CO
AQI 41
Good
3.14μg/m³
PM2.5
13.09μg/m³
PM10
43.60ppb
O3
0.64ppb
SO2
3.58ppb
NO2
0.19ppm
CO
AQI 40
Good
2.97μg/m³
PM2.5
12.30μg/m³
PM10
42.94ppb
O3
0.63ppb
SO2
3.57ppb
NO2
0.19ppm
CO
AQI 41
Good
3.28μg/m³
PM2.5
13.78μg/m³
PM10
44.09ppb
O3
0.65ppb
SO2
3.59ppb
NO2
0.19ppm
CO
AQI 41
Good
3.42μg/m³
PM2.5
14.42μg/m³
PM10
44.49ppb
O3
0.50ppb
SO2
3.52ppb
NO2
0.19ppm
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 01:00:00 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 41, 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 2.957 μg/m3.
The PM10 concentration in Griffith, Indiana is 12.165 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Griffith, Indiana is 0.188 ppm.
Currently, Griffith, Indiana has a sulfur dioxide (SO2) concentration of 0.594 ppb.
The current ozone (O3) level in Griffith, Indiana at the moment is 44.014 ppm.
Nitrogen dioxide (NO2) level in Griffith, Indiana at the moment is 3.574 ppb.
All Rights Reserved © Ambee Inc. 2025