Stay updated with real-time air quality in Cortland, New York 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)
22
Good
Cortland, New York
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.80 μg/m³
0
55
155
255
425
605+
15.35 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
4.06 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cortland, New York
Cortland, New York
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AQI 22
Good
3.71μg/m³
PM2.5
15.93μg/m³
PM10
19.45ppb
O3
0.32ppb
SO2
4.02ppb
NO2
0.26ppm
CO
AQI 22
Good
3.77μg/m³
PM2.5
13.69μg/m³
PM10
23.05ppb
O3
0.65ppb
SO2
3.58ppb
NO2
0.24ppm
CO
AQI 22
Good
3.76μg/m³
PM2.5
13.74μg/m³
PM10
22.79ppb
O3
0.65ppb
SO2
3.64ppb
NO2
0.24ppm
CO
AQI 22
Good
3.75μg/m³
PM2.5
13.44μg/m³
PM10
16.28ppb
O3
0.68ppb
SO2
3.40ppb
NO2
0.24ppm
CO
AQI 12
Good
0.38μg/m³
PM2.5
1.04μg/m³
PM10
12.54ppb
O3
0.20ppb
SO2
2.04ppb
NO2
0.20ppm
CO
AQI 22
Good
3.53μg/m³
PM2.5
14.93μg/m³
PM10
7.66ppb
O3
0.31ppb
SO2
3.72ppb
NO2
0.18ppm
CO
Air quality and pollutant data for New York, 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 Cortland, New York is updated every hour for accuracy.
In the past 24 hours, the air quality in Cortland, New York was at its worst at 12:00:00 on 2026-09-18.
In the last 24 hours, the best air quality in Cortland, New York was observed at 06:00:00 on 2026-09-19.
As of now, the AQI in Cortland, New York is 22, indicating Good conditions.
Cortland, New York air has the highest levels of PM2.5.
Poor air quality in Cortland, New York means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Cortland, New York are currently 3.529 μg/m3.
The PM10 concentration in Cortland, New York is 14.797 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cortland, New York is 0.188 ppm.
Currently, Cortland, New York has a sulfur dioxide (SO2) concentration of 0.236 ppb.
The current ozone (O3) level in Cortland, New York at the moment is 15.354 ppm.
Nitrogen dioxide (NO2) level in Cortland, New York at the moment is 4.062 ppb.
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