Stay updated with real-time air quality in Forest Lake, Minnesota 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
Forest Lake, Minnesota
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.68 μg/m³
0
55
155
255
425
605+
12.74 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
3.23 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Forest Lake, Minnesota
Forest Lake, Minnesota
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AQI 22
Good
4.46μg/m³
PM2.5
19.52μg/m³
PM10
13.75ppb
O3
0.69ppb
SO2
3.24ppb
NO2
0.38ppm
CO
AQI 27
Good
4.65μg/m³
PM2.5
10.63μg/m³
PM10
19.72ppb
O3
0.70ppb
SO2
3.14ppb
NO2
0.25ppm
CO
AQI 27
Good
4.51μg/m³
PM2.5
21.76μg/m³
PM10
12.70ppb
O3
0.69ppb
SO2
3.17ppb
NO2
0.36ppm
CO
AQI 27
Good
4.70μg/m³
PM2.5
12.59μg/m³
PM10
18.16ppb
O3
0.70ppb
SO2
3.16ppb
NO2
0.31ppm
CO
AQI 27
Good
4.94μg/m³
PM2.5
11.24μg/m³
PM10
20.43ppb
O3
0.70ppb
SO2
3.13ppb
NO2
0.19ppm
CO
AQI 27
Good
4.70μg/m³
PM2.5
12.59μg/m³
PM10
18.16ppb
O3
0.70ppb
SO2
3.16ppb
NO2
0.31ppm
CO
Air quality and pollutant data for Minnesota, 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 Forest Lake, Minnesota is updated every hour for accuracy.
In the past 24 hours, the air quality in Forest Lake, Minnesota was at its worst at 03:00:00 on 2026-09-07.
In the last 24 hours, the best air quality in Forest Lake, Minnesota was observed at 11:00:00 on 2026-09-07.
As of now, the AQI in Forest Lake, Minnesota is 22, indicating Good conditions.
Forest Lake, Minnesota air has the highest levels of PM2.5.
Poor air quality in Forest Lake, Minnesota means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Forest Lake, Minnesota are currently 4.437 μg/m3.
The PM10 concentration in Forest Lake, Minnesota is 21.681 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Forest Lake, Minnesota is 0.378 ppm.
Currently, Forest Lake, Minnesota has a sulfur dioxide (SO2) concentration of 0.684 ppb.
The current ozone (O3) level in Forest Lake, Minnesota at the moment is 12.741 ppm.
Nitrogen dioxide (NO2) level in Forest Lake, Minnesota at the moment is 3.227 ppb.
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