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Live air quality index in West Sussex, UK today

Stay updated with real-time air quality in West Sussex, UK 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)

33

Good

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West Sussex, UK

Last updated: ... (Local time)

Major air pollutants in West Sussex, UK

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

5.17 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

16.70 μg/m³

0

55

155

255

425

605+

Ozone (O3)

35.80 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.84 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

4.16 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.02 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

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West Sussex, UK

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Air quality in cities of West Sussex, UK

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How accurate is West Sussex, UK air quality data?

Air quality data and pollutant measurements for West Sussex, UK adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.

Frequently asked questions

How often is the air quality data for West Sussex, UK updated?

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The air quality for West Sussex, UK is updated every hour.


When was the worst air quality at West Sussex, UK in the last 24 hrs?

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The worst air quality in West Sussex, UK in the last 24 hours was observed at 06:00:00 on 2025-06-04.


When was the best air quality at West Sussex, UK in the last 24 hrs?

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In the last 24 hrs, the best air quality in West Sussex, UK was observed at 07:00:00 on 2025-06-05.


What is the current air quality in West Sussex, UK?

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The current air quality in West Sussex, UK is 33, categorized as Good based on real-time data.


What pollutant is the most common in West Sussex, UK?

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The most common pollutant in West Sussex, UK is O3.


What should I do if the air quality in West Sussex, UK is poor?

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If the air quality in West Sussex, UK is poor, consider staying indoors and wearing a mask to protect yourself.


What is the current concentration of PM2.5 in West Sussex, UK?

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The current PM2.5 concentration at West Sussex, UK is 5.175 μg/m3.


What is the current concentration of PM10 in West Sussex, UK?

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The current PM10 concentration at West Sussex, UK is 16.7 μg/m3.


What is the current concentration of carbon monoxide (CO) in West Sussex, UK?

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The current carbon monoxide (CO) concentration at West Sussex, UK is 0.022 ppm.


What is the current concentration of sulfur dioxide (SO2) in West Sussex, UK?

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The current sulfur dioxide (SO2) concentration at West Sussex, UK is 0.838 ppb.


What is the current concentration of ozone (O3) in West Sussex, UK?

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The current ozone (O3) concentration at West Sussex, UK is 35.798 ppm.


What is the current concentration of nitrogen dioxide (NO2) in West Sussex, UK?

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The current nitrogen dioxide (NO2) concentration at West Sussex, UK is 4.155 ppb.


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