Stay updated with real-time air quality in Spencer, Iowa 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)
38
Good
Spencer, Iowa
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.70 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.16 μg/m³
0
55
155
255
425
605+
26.88 ppb
0
55
71
86
201
201+
0.63 ppb
0
36
76
186
605
1005+
2.68 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Spencer, Iowa
Spencer, Iowa
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AQI 33
Good
6.07μg/m³
PM2.5
22.27μg/m³
PM10
25.81ppb
O3
0.46ppb
SO2
3.03ppb
NO2
0.17ppm
CO
AQI 31
Good
2.54μg/m³
PM2.5
10.00μg/m³
PM10
33.89ppb
O3
0.09ppb
SO2
2.67ppb
NO2
0.14ppm
CO
AQI 33
Good
6.02μg/m³
PM2.5
25.44μg/m³
PM10
28.90ppb
O3
0.84ppb
SO2
2.66ppb
NO2
0.23ppm
CO
AQI 25
Good
3.96μg/m³
PM2.5
10.94μg/m³
PM10
26.88ppb
O3
0.93ppb
SO2
3.17ppb
NO2
0.18ppm
CO
AQI 49
Good
8.70μg/m³
PM2.5
20.00μg/m³
PM10
28.62ppb
O3
0.62ppb
SO2
2.80ppb
NO2
0.21ppm
CO
AQI 22
Good
4.12μg/m³
PM2.5
18.16μg/m³
PM10
23.10ppb
O3
0.12ppb
SO2
2.87ppb
NO2
0.13ppm
CO
Air quality and pollutant data for Iowa, 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 Spencer, Iowa is updated every hour for accuracy.
In the past 24 hours, the air quality in Spencer, Iowa was at its worst at 03:00:00 on 2026-06-08.
In the last 24 hours, the best air quality in Spencer, Iowa was observed at 02:00:00 on 2026-06-07.
As of now, the AQI in Spencer, Iowa is 38, indicating Good conditions.
Spencer, Iowa air has the highest levels of PM2.5.
Poor air quality in Spencer, Iowa means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Spencer, Iowa are currently 6.697 μg/m3.
The PM10 concentration in Spencer, Iowa is 25.16 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Spencer, Iowa is 0.21 ppm.
Currently, Spencer, Iowa has a sulfur dioxide (SO2) concentration of 0.631 ppb.
The current ozone (O3) level in Spencer, Iowa at the moment is 26.884 ppm.
Nitrogen dioxide (NO2) level in Spencer, Iowa at the moment is 2.684 ppb.
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