What is the current concentration of PM10 in Swansea, Wales?

The current PM10 concentration at Swansea, Wales is 8.003 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Swansea, Wales?

The current sulfur dioxide (SO2) concentration at Swansea, Wales is 0.731 ppb.

What is the current concentration of ozone (O3) in Swansea, Wales?

The current ozone (O3) concentration at Swansea, Wales is 34.411 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Swansea, Wales?

The current nitrogen dioxide (NO2) concentration at Swansea, Wales is 1.072 ppb.

Swansea, Wales live air quality index now

Q: What is the current concentration of PM2.5 in Swansea, Wales?

The current PM2.5 concentration at Swansea, Wales is 3.99 μg/m3.

Stay updated with real-time air quality in Swansea, Wales featuring accurate data on AQI, PM_2.5, 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)

Good

Swansea, Wales

Last updated: ... (Local time)

Major air pollutants in Swansea, Wales

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.99 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

8.00 μg/m³

155

255

425

605+

Ozone (O₃)

34.41 ppb

201

201+

Sulfur Dioxide (SO₂)

0.73 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

1.07 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.11 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Swansea, Wales

Scroll To Air Quality Map

Track live Swansea, Wales air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-05-12T13:00:00.000Z	29 \| good	4.792 \| good	9.736 \| good	30.571 \| good	0.581 \| good	2.307 \| good	0.12 \| good
2026-05-12T14:00:00.000Z	33 \| good	5.693 \| good	9.764 \| good	34.301 \| good	18.975 \| good	1.736 \| good	0.111 \| good
2026-05-12T15:00:00.000Z	33 \| good	5.693 \| good	9.764 \| good	35.778 \| good	0.81 \| good	2.271 \| good	0.113 \| good
2026-05-12T16:00:00.000Z	34 \| good	5.702 \| good	9.764 \| good	36.868 \| good	0.739 \| good	2.287 \| good	0.116 \| good
2026-05-12T17:00:00.000Z	36 \| good	5.702 \| good	9.764 \| good	39.026 \| good	0.769 \| good	2.38 \| good	0.662 \| good
2026-05-12T18:00:00.000Z	40 \| good	5.715 \| good	10.677 \| good	43.124 \| good	0.624 \| good	2.258 \| good	0.662 \| good
2026-05-12T19:00:00.000Z	37 \| good	5.717 \| good	10.693 \| good	40.181 \| good	0.659 \| good	3.233 \| good	0.163 \| good
2026-05-12T20:00:00.000Z	38 \| good	5.717 \| good	11.664 \| good	41.265 \| good	0.769 \| good	2.71 \| good	0.155 \| good
2026-05-12T21:00:00.000Z	39 \| good	5.717 \| good	11.749 \| good	41.612 \| good	0.796 \| good	3.704 \| good	0.153 \| good
2026-05-12T22:00:00.000Z	37 \| good	5.726 \| good	11.758 \| good	40.191 \| good	0.733 \| good	2.667 \| good	0.153 \| good
2026-05-12T23:00:00.000Z	37 \| good	5.739 \| good	12.743 \| good	40.212 \| good	0.734 \| good	2.745 \| good	0.662 \| good
2026-05-13T00:00:00.000Z	37 \| good	5.739 \| good	12.824 \| good	39.538 \| good	0.735 \| good	0.641 \| good	0.132 \| good
2026-05-13T01:00:00.000Z	38 \| good	6.65 \| good	13.824 \| good	38.939 \| good	0.798 \| good	0.611 \| good	0.662 \| good
2026-05-13T02:00:00.000Z	38 \| good	6.65 \| good	14.809 \| good	38.349 \| good	0.762 \| good	0.587 \| good	0.662 \| good
2026-05-13T03:00:00.000Z	38 \| good	6.664 \| good	14.908 \| good	38.163 \| good	0.722 \| good	1.035 \| good	0.662 \| good
2026-05-13T04:00:00.000Z	38 \| good	6.673 \| good	15.903 \| good	36.798 \| good	0.624 \| good	0.83 \| good	0.662 \| good
2026-05-13T05:00:00.000Z	38 \| good	6.759 \| good	16.88 \| good	36.132 \| good	0.737 \| good	1.045 \| good	0.662 \| good
2026-05-13T06:00:00.000Z	38 \| good	6.759 \| good	16.893 \| good	35.319 \| good	0.763 \| good	0.689 \| good	0.662 \| good
2026-05-13T07:00:00.000Z	38 \| good	6.769 \| good	16.087 \| good	35.387 \| good	0.763 \| good	1.802 \| good	0.144 \| good
2026-05-13T08:00:00.000Z	38 \| good	6.77 \| good	16.993 \| good	35.614 \| good	0.763 \| good	2.891 \| good	0.662 \| good
2026-05-13T09:00:00.000Z	38 \| good	6.783 \| good	17.074 \| good	36.042 \| good	0.506 \| good	3.761 \| good	0.662 \| good
2026-05-13T10:00:00.000Z	38 \| good	6.854 \| good	17.074 \| good	36.443 \| good	0.502 \| good	1.747 \| good	0.125 \| good
2026-05-13T11:00:00.000Z	38 \| good	6.854 \| good	17.087 \| good	35.412 \| good	0.572 \| good	1.111 \| good	0.122 \| good
2026-05-13T12:00:00.000Z	33 \| good	5.954 \| good	17.087 \| good	35.331 \| good	0.573 \| good	1.146 \| good	0.115 \| good
2026-05-13T13:00:00.000Z	33 \| good	5.954 \| good	17.158 \| good	35.478 \| good	0.661 \| good	1.153 \| good	0.117 \| good
2026-05-13T14:00:00.000Z	33 \| good	5.953 \| good	18.053 \| good	34.964 \| good	0.736 \| good	1.718 \| good	0.118 \| good
2026-05-13T15:00:00.000Z	33 \| good	5.964 \| good	18.068 \| good	35.001 \| good	0.727 \| good	1.19 \| good	0.113 \| good
2026-05-13T16:00:00.000Z	38 \| good	6.864 \| good	18.14 \| good	34.863 \| good	0.77 \| good	2.223 \| good	0.117 \| good
2026-05-13T17:00:00.000Z	38 \| good	6.854 \| good	18.059 \| good	34.493 \| good	0.79 \| good	2.205 \| good	0.122 \| good
2026-05-13T18:00:00.000Z	38 \| good	6.854 \| good	17.149 \| good	35.98 \| good	0.791 \| good	2.219 \| good	0.139 \| good
2026-05-13T19:00:00.000Z	33 \| good	5.953 \| good	17.143 \| good	35.474 \| good	0.762 \| good	2.851 \| good	0.196 \| good
2026-05-13T20:00:00.000Z	33 \| good	5.953 \| good	17.143 \| good	36.024 \| good	0.762 \| good	2.289 \| good	0.21 \| good
2026-05-13T21:00:00.000Z	33 \| good	5.953 \| good	16.171 \| good	35.947 \| good	0.762 \| good	1.813 \| good	0.2 \| good
2026-05-13T22:00:00.000Z	33 \| good	5.951 \| good	16.152 \| good	36.164 \| good	0.721 \| good	2.776 \| good	0.216 \| good
2026-05-13T23:00:00.000Z	33 \| good	5.869 \| good	15.156 \| good	35.915 \| good	0.724 \| good	2.767 \| good	0.224 \| good
2026-05-14T00:00:00.000Z	33 \| good	5.847 \| good	14.171 \| good	36.362 \| good	0.764 \| good	1.633 \| good	0.205 \| good
2026-05-14T01:00:00.000Z	33 \| good	4.945 \| good	13.184 \| good	35.659 \| good	0.762 \| good	1.652 \| good	0.167 \| good
2026-05-14T02:00:00.000Z	33 \| good	4.944 \| good	13.093 \| good	35.737 \| good	0.762 \| good	1.904 \| good	0.167 \| good
2026-05-14T03:00:00.000Z	32 \| good	4.859 \| good	12.171 \| good	34.596 \| good	0.762 \| good	0.694 \| good	0.149 \| good
2026-05-14T04:00:00.000Z	31 \| good	4.85 \| good	11.187 \| good	33.927 \| good	0.73 \| good	0.796 \| good	0.158 \| good
2026-05-14T05:00:00.000Z	31 \| good	3.948 \| good	11.109 \| good	33.208 \| good	0.65 \| good	1.001 \| good	0.172 \| good
2026-05-14T06:00:00.000Z	31 \| good	3.947 \| good	11.009 \| good	34.013 \| good	0.685 \| good	2.526 \| good	0.208 \| good
2026-05-14T07:00:00.000Z	31 \| good	3.934 \| good	10.109 \| good	33.9 \| good	0.732 \| good	2.502 \| good	0.177 \| good
2026-05-14T08:00:00.000Z	31 \| good	3.934 \| good	10.109 \| good	33.607 \| good	0.732 \| good	5.259 \| good	0.157 \| good
2026-05-14T09:00:00.000Z	31 \| good	3.862 \| good	10.037 \| good	32.894 \| good	0.732 \| good	4.596 \| good	0.13 \| good
2026-05-14T10:00:00.000Z	31 \| good	3.862 \| good	9.043 \| good	33.741 \| good	0.732 \| good	1.736 \| good	0.118 \| good
2026-05-14T11:00:00.000Z	31 \| good	3.853 \| good	8.971 \| good	34.08 \| good	0.732 \| good	1.757 \| good	0.118 \| good
2026-05-14T12:00:00.000Z	31 \| good	3.852 \| good	8.065 \| good	34.459 \| good	0.733 \| good	1.224 \| good	0.108 \| good
2026-05-14T12:00:00.000Z	31 \| good	3.99 \| good	8.003 \| good	34.411 \| good	0.731 \| good	1.072 \| good	0.108 \| good
2026-05-14T13:00:00.000Z	39 \| good	2.664 \| good	5.974 \| good	41.662 \| good	0.055 \| good	0.547 \| good	0.112 \| good
2026-05-14T14:00:00.000Z	38 \| good	2.601 \| good	5.875 \| good	41.139 \| good	0.053 \| good	0.598 \| good	0.113 \| good
2026-05-14T15:00:00.000Z	39 \| good	2.554 \| good	5.996 \| good	41.608 \| good	0.052 \| good	0.641 \| good	0.112 \| good
2026-05-14T16:00:00.000Z	39 \| good	2.68 \| good	6.076 \| good	42.264 \| good	0.058 \| good	0.658 \| good	0.112 \| good
2026-05-14T17:00:00.000Z	39 \| good	2.724 \| good	6.311 \| good	42.439 \| good	0.065 \| good	0.681 \| good	0.112 \| good
2026-05-14T18:00:00.000Z	39 \| good	2.696 \| good	6.037 \| good	42.024 \| good	0.074 \| good	0.736 \| good	0.111 \| good
2026-05-14T19:00:00.000Z	38 \| good	2.959 \| good	6.571 \| good	41.021 \| good	0.09 \| good	0.856 \| good	0.111 \| good
2026-05-14T20:00:00.000Z	36 \| good	2.972 \| good	6.505 \| good	39.001 \| good	0.115 \| good	1.184 \| good	0.113 \| good
2026-05-14T21:00:00.000Z	34 \| good	2.81 \| good	5.312 \| good	37.001 \| good	0.134 \| good	1.318 \| good	0.114 \| good
2026-05-14T22:00:00.000Z	32 \| good	2.592 \| good	4.6 \| good	35.356 \| good	0.14 \| good	1.455 \| good	0.114 \| good
2026-05-14T23:00:00.000Z	31 \| good	2.337 \| good	4.262 \| good	34.284 \| good	0.12 \| good	1.423 \| good	0.113 \| good
2026-05-15T00:00:00.000Z	31 \| good	2.3 \| good	4.394 \| good	33.641 \| good	0.098 \| good	1.385 \| good	0.113 \| good
2026-05-15T01:00:00.000Z	31 \| good	2.54 \| good	4.353 \| good	32.949 \| good	0.092 \| good	1.35 \| good	0.114 \| good
2026-05-15T02:00:00.000Z	30 \| good	2.449 \| good	4.314 \| good	32.039 \| good	0.094 \| good	1.391 \| good	0.115 \| good
2026-05-15T03:00:00.000Z	29 \| good	2.706 \| good	4.847 \| good	31.207 \| good	0.097 \| good	1.425 \| good	0.115 \| good
2026-05-15T04:00:00.000Z	28 \| good	3.123 \| good	5.64 \| good	30.164 \| good	0.111 \| good	1.64 \| good	0.116 \| good
2026-05-15T05:00:00.000Z	28 \| good	3.34 \| good	5.929 \| good	30.127 \| good	0.129 \| good	1.998 \| good	0.116 \| good
2026-05-15T06:00:00.000Z	31 \| good	3.148 \| good	5.685 \| good	32.726 \| good	0.145 \| good	2.073 \| good	0.116 \| good
2026-05-15T07:00:00.000Z	32 \| good	2.525 \| good	5.059 \| good	35.111 \| good	0.137 \| good	1.428 \| good	0.118 \| good
2026-05-15T08:00:00.000Z	35 \| good	2.393 \| good	5.794 \| good	37.672 \| good	0.108 \| good	0.942 \| good	0.113 \| good
2026-05-15T09:00:00.000Z	38 \| good	2.496 \| good	6.994 \| good	40.937 \| good	0.081 \| good	0.68 \| good	0.111 \| good
2026-05-15T10:00:00.000Z	38 \| good	2.493 \| good	7.502 \| good	40.75 \| good	0.072 \| good	0.533 \| good	0.11 \| good
2026-05-15T11:00:00.000Z	40 \| good	2.403 \| good	8.554 \| good	43.061 \| good	0.07 \| good	0.459 \| good	0.109 \| good
2026-05-15T12:00:00.000Z	42 \| good	2.305 \| good	8.129 \| good	45.146 \| good	0.08 \| good	0.395 \| good	0.108 \| good
2026-05-15T13:00:00.000Z	43 \| good	2.283 \| good	6.861 \| good	45.793 \| good	0.075 \| good	0.369 \| good	0.107 \| good
2026-05-15T14:00:00.000Z	43 \| good	2.315 \| good	6.538 \| good	45.609 \| good	0.074 \| good	0.377 \| good	0.107 \| good
2026-05-15T15:00:00.000Z	43 \| good	2.341 \| good	6.905 \| good	46.217 \| good	0.064 \| good	0.412 \| good	0.107 \| good
2026-05-15T16:00:00.000Z	43 \| good	2.353 \| good	7.519 \| good	45.967 \| good	0.077 \| good	0.486 \| good	0.108 \| good
2026-05-15T17:00:00.000Z	43 \| good	2.432 \| good	7.187 \| good	46.33 \| good	0.099 \| good	0.552 \| good	0.109 \| good
2026-05-15T18:00:00.000Z	43 \| good	2.545 \| good	6.615 \| good	46.11 \| good	0.111 \| good	0.623 \| good	0.109 \| good
2026-05-15T19:00:00.000Z	42 \| good	2.76 \| good	6.41 \| good	44.784 \| good	0.144 \| good	0.969 \| good	0.109 \| good
2026-05-15T20:00:00.000Z	40 \| good	3.097 \| good	6.947 \| good	43.356 \| good	0.168 \| good	1.29 \| good	0.11 \| good
2026-05-15T21:00:00.000Z	38 \| good	3.412 \| good	7.478 \| good	40.69 \| good	0.198 \| good	1.648 \| good	0.112 \| good
2026-05-15T22:00:00.000Z	36 \| good	3.603 \| good	7.673 \| good	38.882 \| good	0.205 \| good	1.969 \| good	0.112 \| good
2026-05-15T23:00:00.000Z	35 \| good	3.565 \| good	7.871 \| good	37.837 \| good	0.189 \| good	2.191 \| good	0.113 \| good
2026-05-16T00:00:00.000Z	33 \| good	3.664 \| good	8.013 \| good	35.834 \| good	0.163 \| good	2.369 \| good	0.114 \| good
2026-05-16T01:00:00.000Z	31 \| good	3.792 \| good	8.148 \| good	33.943 \| good	0.158 \| good	2.43 \| good	0.113 \| good
2026-05-16T02:00:00.000Z	31 \| good	4.023 \| good	8.197 \| good	33.103 \| good	0.165 \| good	2.463 \| good	0.113 \| good
2026-05-16T03:00:00.000Z	29 \| good	4.213 \| good	8.185 \| good	31.435 \| good	0.178 \| good	2.592 \| good	0.113 \| good
2026-05-16T04:00:00.000Z	28 \| good	4.525 \| good	8.235 \| good	29.566 \| good	0.235 \| good	2.911 \| good	0.114 \| good
2026-05-16T05:00:00.000Z	27 \| good	4.821 \| good	8.472 \| good	27.563 \| good	0.294 \| good	3.331 \| good	0.114 \| good
2026-05-16T06:00:00.000Z	27 \| good	5.063 \| good	8.93 \| good	26.392 \| good	0.36 \| good	3.863 \| good	0.118 \| good
2026-05-16T07:00:00.000Z	31 \| good	4.611 \| good	8.556 \| good	33.342 \| good	0.324 \| good	2.093 \| good	0.118 \| good
2026-05-16T08:00:00.000Z	32 \| good	4.066 \| good	7.357 \| good	34.889 \| good	0.264 \| good	1.294 \| good	0.114 \| good
2026-05-16T09:00:00.000Z	33 \| good	3.603 \| good	6.426 \| good	36.472 \| good	0.22 \| good	1.129 \| good	0.113 \| good
2026-05-16T10:00:00.000Z	37 \| good	3.529 \| good	6.351 \| good	39.688 \| good	0.229 \| good	1.104 \| good	0.112 \| good
2026-05-16T11:00:00.000Z	38 \| good	3.637 \| good	6.364 \| good	40.566 \| good	0.209 \| good	1.021 \| good	0.112 \| good
2026-05-16T12:00:00.000Z	37 \| good	3.562 \| good	6.402 \| good	40.382 \| good	0.148 \| good	0.889 \| good	0.112 \| good

Swansea

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Swansea, Wales air quality map: Track AQI near you

0.12ppm

How accurate is Wales, UK air quality data?

Air quality data and pollutant measurements for Wales, 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.

Source: Ambee Data Sources

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Frequently asked questions

How often is the air quality data for Swansea, Wales updated?

The air quality for Swansea, Wales is updated every hour.

When was the worst air quality at Swansea, Wales in the last 24 hrs?

The worst air quality in Swansea, Wales in the last 24 hours was observed at 06:00:00 on 2026-05-13.

When was the best air quality at Swansea, Wales in the last 24 hrs?

In the last 24 hrs, the best air quality in Swansea, Wales was observed at 11:00:00 on 2026-05-14.

What is the current air quality in Swansea, Wales?

The current air quality in Swansea, Wales is 31, categorized as Good based on real-time data.

What pollutant is the most common in Swansea, Wales?

The most common pollutant in Swansea, Wales is O3.

What should I do if the air quality in Swansea, Wales is poor?

If the air quality in Swansea, Wales is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Swansea, Wales?

The current PM_2.5 concentration at Swansea, Wales is 3.99 μg/m³.

What is the current concentration of PM₁₀ in Swansea, Wales?

The current PM₁₀ concentration at Swansea, Wales is 8.003 μg/m³.

What is the current concentration of carbon monoxide (CO) in Swansea, Wales?

The current carbon monoxide (CO) concentration at Swansea, Wales is 0.108 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Swansea, Wales?

The current sulfur dioxide (SO₂) concentration at Swansea, Wales is 0.731 ppb.

What is the current concentration of ozone (O₃) in Swansea, Wales?

The current ozone (O₃) concentration at Swansea, Wales is 34.411 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Swansea, Wales?

The current nitrogen dioxide (NO₂) concentration at Swansea, Wales is 1.072 ppb.

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