Stay updated with real-time air quality in Holladay, Utah 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
Holladay, Utah
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.66 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.07 μg/m³
0
55
155
255
425
605+
5.55 ppb
0
55
71
86
201
201+
0.61 ppb
0
36
76
186
605
1005+
23.19 ppb
0
54
101
361
1250
2050+
0.44 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Holladay, Utah
Holladay, Utah
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AQI 49
Good
9.21μg/m³
PM2.5
22.81μg/m³
PM10
3.28ppb
O3
0.58ppb
SO2
25.12ppb
NO2
0.47ppm
CO
AQI 56
Moderate
11.99μg/m³
PM2.5
53.78μg/m³
PM10
1.36ppb
O3
0.61ppb
SO2
29.87ppb
NO2
0.77ppm
CO
AQI 38
Good
7.38μg/m³
PM2.5
25.73μg/m³
PM10
6.03ppb
O3
0.50ppb
SO2
20.94ppb
NO2
0.50ppm
CO
AQI 52
Moderate
10.27μg/m³
PM2.5
23.92μg/m³
PM10
3.15ppb
O3
0.62ppb
SO2
27.88ppb
NO2
0.46ppm
CO
AQI 27
Good
4.69μg/m³
PM2.5
20.36μg/m³
PM10
6.95ppb
O3
0.30ppb
SO2
18.73ppb
NO2
0.40ppm
CO
AQI 52
Moderate
10.06μg/m³
PM2.5
41.05μg/m³
PM10
2.71ppb
O3
0.58ppb
SO2
28.02ppb
NO2
0.64ppm
CO
The air quality data for Utah, 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 Holladay, Utah are available every hour.
Holladay, Utah experienced its worst air quality at 07:00:00, 2025-12-07.
The best air quality in Holladay, Utah was observed at 03:00:00 on 2025-12-06.
The air quality in Holladay, Utah right now is Good, with an AQI of 38.
In Holladay, Utah, PM2.5 is the most frequently found pollutant.
When air quality in Holladay, Utah is compromised, staying indoors and wearing a mask can reduce health risks.
Holladay, Utah currently has a PM2.5 concentration of 6.657 μg/m3.
Holladay, Utah currently has a PM10 concentration of 21.068 μg/m3.
The current carbon monoxide (CO) level in Holladay, Utah is 0.436 ppm.
The current sulfur dioxide (SO2) concentration in Holladay, Utah is 0.615 ppb.
Holladay, Utah currently has an ozone (O3) concentration of 5.548 ppm.
The current level of nitrogen dioxide (NO2) in Holladay, Utah is 23.186 ppb.
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