Stay updated with real-time air quality in Lockport, Illinois 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)
56
Moderate
Lockport, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
51.82 μg/m³
0
55
155
255
425
605+
21.06 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
6.13 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Lockport, Illinois
Lockport, Illinois
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AQI 54
Moderate
10.59μg/m³
PM2.5
46.98μg/m³
PM10
19.39ppb
O3
0.52ppb
SO2
5.77ppb
NO2
0.18ppm
CO
AQI 56
Moderate
12.21μg/m³
PM2.5
57.54μg/m³
PM10
18.94ppb
O3
0.51ppb
SO2
5.64ppb
NO2
0.19ppm
CO
AQI 54
Moderate
10.59μg/m³
PM2.5
46.97μg/m³
PM10
19.37ppb
O3
0.52ppb
SO2
5.76ppb
NO2
0.18ppm
CO
AQI 58
Moderate
12.53μg/m³
PM2.5
55.48μg/m³
PM10
19.29ppb
O3
0.49ppb
SO2
5.41ppb
NO2
0.19ppm
CO
AQI 56
Moderate
11.64μg/m³
PM2.5
57.66μg/m³
PM10
18.99ppb
O3
0.50ppb
SO2
5.54ppb
NO2
0.19ppm
CO
AQI 54
Moderate
10.68μg/m³
PM2.5
46.36μg/m³
PM10
21.33ppb
O3
0.49ppb
SO2
5.41ppb
NO2
0.18ppm
CO
The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Lockport, Illinois are available every hour.
Lockport, Illinois experienced its worst air quality at 01:00:00, 2025-12-09.
The best air quality in Lockport, Illinois was observed at 09:00:00 on 2025-12-08.
The air quality in Lockport, Illinois right now is Moderate, with an AQI of 56.
In Lockport, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Lockport, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Lockport, Illinois currently has a PM2.5 concentration of 11.677 μg/m3.
Lockport, Illinois currently has a PM10 concentration of 51.818 μg/m3.
The current carbon monoxide (CO) level in Lockport, Illinois is 0.185 ppm.
The current sulfur dioxide (SO2) concentration in Lockport, Illinois is 0.522 ppb.
Lockport, Illinois currently has an ozone (O3) concentration of 21.061 ppm.
The current level of nitrogen dioxide (NO2) in Lockport, Illinois is 6.131 ppb.
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