Stay updated with real-time air quality in Fremont, Nebraska 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)
21
Good
Fremont, Nebraska
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.47 μg/m³
0
55
155
255
425
605+
23.00 ppb
0
55
71
86
201
201+
0.39 ppb
0
36
76
186
605
1005+
4.72 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Fremont, Nebraska
Scroll To Air Quality MapLoading...
AQI 22
Good
2.93μg/m³
PM2.5
14.82μg/m³
PM10
23.87ppb
O3
0.39ppb
SO2
4.77ppb
NO2
0.11ppm
CO
AQI 19
Good
2.48μg/m³
PM2.5
10.56μg/m³
PM10
20.73ppb
O3
0.39ppb
SO2
4.75ppb
NO2
0.10ppm
CO
AQI 20
Good
2.46μg/m³
PM2.5
10.23μg/m³
PM10
21.72ppb
O3
0.39ppb
SO2
4.76ppb
NO2
0.10ppm
CO
AQI 23
Good
1.47μg/m³
PM2.5
7.22μg/m³
PM10
24.84ppb
O3
0.39ppb
SO2
4.78ppb
NO2
0.10ppm
CO
AQI 24
Good
2.07μg/m³
PM2.5
8.58μg/m³
PM10
25.54ppb
O3
0.39ppb
SO2
4.78ppb
NO2
0.10ppm
CO
AQI 20
Good
2.47μg/m³
PM2.5
9.50μg/m³
PM10
22.16ppb
O3
0.39ppb
SO2
4.78ppb
NO2
0.11ppm
CO
Air quality measurements for Nebraska, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Fremont, Nebraska is updated on an hourly basis.
The worst air quality in Fremont, Nebraska was recorded at 03:00:00 on 2026-06-08.
The best air quality in Fremont, Nebraska was recorded at 07:00:00 on 2026-06-08.
The real-time air quality index in Fremont, Nebraska is 21, currently categorized as Good.
The most common pollutant in Fremont, Nebraska is O3.
If the air quality in Fremont, Nebraska is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Fremont, Nebraska at present are 3.314 μg/m3.
The current PM10 levels in Fremont, Nebraska are 12.469 μg/m3.
The current carbon monoxide (CO) level in Fremont, Nebraska is 0.13 ppm.
The current sulfur dioxide (SO2) levels in Fremont, Nebraska are 0.387 ppb.
The current ozone (O3) levels at Fremont, Nebraska is 22.995 ppm.
The current nitrogen dioxide (NO2) levels at Fremont, Nebraska is 4.716 ppb.
All Rights Reserved © Ambee Inc. 2025