Live air quality index in South Hill, Washington today
Stay updated with real-time air quality in South Hill, Washington 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)
31
Good
South Hill, Washington
Last updated: ... (Local time)
Major air pollutants in South Hill, Washington
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
3.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
14.04 μg/m³
0
55
155
255
425
605+
Ozone (O3)
33.58 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.46 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
5.97 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
South Hill, Washington
South Hill, Washington
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South Hill, Washington air quality map: Real-time AQI near you
Air quality in nearby cities
Frederickson, Washington
AQI 28
Good
3.25μg/m³
PM2.5
13.10μg/m³
PM10
30.35ppb
O3
0.46ppb
SO2
5.86ppb
NO2
0.11ppm
CO
Puyallup, Washington
AQI 34
Good
3.69μg/m³
PM2.5
16.14μg/m³
PM10
36.85ppb
O3
0.46ppb
SO2
6.89ppb
NO2
0.11ppm
CO
Graham, Washington
AQI 30
Good
3.04μg/m³
PM2.5
12.29μg/m³
PM10
31.54ppb
O3
0.46ppb
SO2
5.53ppb
NO2
0.12ppm
CO
Sumner, Washington
AQI 36
Good
3.99μg/m³
PM2.5
17.40μg/m³
PM10
39.22ppb
O3
0.46ppb
SO2
7.28ppb
NO2
0.10ppm
CO
Bonney Lake, Washington
AQI 38
Good
4.21μg/m³
PM2.5
18.39μg/m³
PM10
40.70ppb
O3
0.46ppb
SO2
7.25ppb
NO2
0.10ppm
CO
Spanaway, Washington
AQI 31
Good
2.46μg/m³
PM2.5
10.57μg/m³
PM10
34.33ppb
O3
0.46ppb
SO2
6.43ppb
NO2
0.11ppm
CO
How accurate is Washington, USA air quality data?
Air quality measurements for Washington, 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
Frequently asked questions
How frequently is the air quality data for South Hill, Washington updated?
Air quality data for South Hill, Washington is updated on an hourly basis.
When did South Hill, Washington experience the worst air quality in the last 24 hours?
The worst air quality in South Hill, Washington was recorded at 07:00:00 on 2025-06-06.
When did South Hill, Washington have its best air quality in the last 24 hours?
The best air quality in South Hill, Washington was recorded at 01:00:00 on 2025-06-06.
What is the real-time air quality index for South Hill, Washington?
The real-time air quality index in South Hill, Washington is 31, currently categorized as Good.
Which pollutant is found most often in South Hill, Washington?
The most common pollutant in South Hill, Washington is O3.
What can I do if the air quality in South Hill, Washington is poor?
If the air quality in South Hill, Washington is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in South Hill, Washington?
The measured PM2.5 levels in South Hill, Washington at present are 3.401 μg/m3.
What are the current PM10 levels at South Hill, Washington?
The current PM10 levels in South Hill, Washington are 14.037 μg/m3.
What are the current carbon monoxide (CO) levels at South Hill, Washington?
The current carbon monoxide (CO) level in South Hill, Washington is 0.112 ppm.
What are the current sulfur dioxide (SO2) levels at South Hill, Washington?
The current sulfur dioxide (SO2) levels in South Hill, Washington are 0.46 ppb.
What are the current ozone (O3) levels at South Hill, Washington?
The current ozone (O3) levels at South Hill, Washington is 33.582 ppm.
What are the current nitrogen dioxide (NO2) levels at South Hill, Washington?
The current nitrogen dioxide (NO2) levels at South Hill, Washington is 5.966 ppb.
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