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)
44
Good
Spencer, Iowa
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.91 μg/m³
0
55
155
255
425
605+
18.77 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
5.11 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 44
Good
8.00μg/m³
PM2.5
44.19μg/m³
PM10
16.43ppb
O3
0.29ppb
SO2
4.91ppb
NO2
0.25ppm
CO
AQI 33
Good
6.32μg/m³
PM2.5
28.44μg/m³
PM10
16.18ppb
O3
0.13ppb
SO2
2.82ppb
NO2
0.19ppm
CO
AQI 33
Good
6.24μg/m³
PM2.5
20.30μg/m³
PM10
16.83ppb
O3
0.31ppb
SO2
5.03ppb
NO2
0.29ppm
CO
AQI 62
Moderate
15.06μg/m³
PM2.5
67.62μg/m³
PM10
12.22ppb
O3
0.12ppb
SO2
3.14ppb
NO2
0.20ppm
CO
AQI 38
Good
7.20μg/m³
PM2.5
10.00μg/m³
PM10
19.35ppb
O3
0.20ppb
SO2
5.50ppb
NO2
0.28ppm
CO
AQI 49
Good
8.79μg/m³
PM2.5
38.25μg/m³
PM10
12.14ppb
O3
0.10ppb
SO2
2.59ppb
NO2
0.18ppm
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 07:00:00 on 2025-12-07.
In the last 24 hours, the best air quality in Spencer, Iowa was observed at 03:00:00 on 2025-12-07.
As of now, the AQI in Spencer, Iowa is 44, 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 8.081 μg/m3.
The PM10 concentration in Spencer, Iowa is 31.908 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Spencer, Iowa is 0.213 ppm.
Currently, Spencer, Iowa has a sulfur dioxide (SO2) concentration of 0.359 ppb.
The current ozone (O3) level in Spencer, Iowa at the moment is 18.767 ppm.
Nitrogen dioxide (NO2) level in Spencer, Iowa at the moment is 5.107 ppb.
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