What are the current PM10 levels at Merthyr Tydfil, Wales?

The current PM10 levels in Merthyr Tydfil, Wales are 19.422 μg/m3.

What are the current sulfur dioxide (SO2) levels at Merthyr Tydfil, Wales?

The current sulfur dioxide (SO2) levels in Merthyr Tydfil, Wales are 0.439 ppb.

What are the current ozone (O3) levels at Merthyr Tydfil, Wales?

The current ozone (O3) levels at Merthyr Tydfil, Wales is 16.223 ppm.

What are the current nitrogen dioxide (NO2) levels at Merthyr Tydfil, Wales?

The current nitrogen dioxide (NO2) levels at Merthyr Tydfil, Wales is 6.099 ppb.

Real-time air quality index in Merthyr Tydfil, Wales today

Q: What are the current PM2.5 levels in Merthyr Tydfil, Wales?

The measured PM2.5 levels in Merthyr Tydfil, Wales at present are 10.905 μg/m3.

Stay updated with real-time air quality in Merthyr Tydfil, 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

Merthyr Tydfil, Wales

Last updated: ... (Local time)

Common air pollutants in Merthyr Tydfil, Wales

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

6.73 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

12.43 μg/m³

155

255

425

605+

Ozone (O₃)

23.03 ppb

201

201+

Sulfur Dioxide (SO₂)

0.50 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.77 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.30 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

Merthyr Tydfil, Wales

Get Live Pollen Counts

Merthyr Tydfil, Wales

Scroll To Air Quality Map

Track live Merthyr Tydfil, Wales air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-11-06T04:00:00.000Z	44 \| good	8.327 \| good	14.522 \| good	25.182 \| good	0.186 \| good	3.105 \| good	0.107 \| good
2025-11-06T05:00:00.000Z	44 \| good	8.467 \| good	15.151 \| good	25.251 \| good	0.181 \| good	2.877 \| good	0.107 \| good
2025-11-06T06:00:00.000Z	58 \| moderate	12.921 \| fine	24.69 \| good	20.642 \| good	0.55 \| good	6.572 \| good	0.066 \| good
2025-11-06T07:00:00.000Z	56 \| moderate	12.404 \| fine	25.247 \| good	19.68 \| good	0.546 \| good	5.061 \| good	0.603 \| good
2025-11-06T08:00:00.000Z	58 \| moderate	13.376 \| fine	28.987 \| good	19.444 \| good	1.094 \| good	10.285 \| good	0.081 \| good
2025-11-06T09:00:00.000Z	56 \| moderate	11.821 \| good	22.308 \| good	15.128 \| good	0.647 \| good	14.805 \| good	0.514 \| good
2025-11-06T10:00:00.000Z	54 \| moderate	11.191 \| good	22.335 \| good	12.607 \| good	0.568 \| good	12.924 \| good	0.06 \| good
2025-11-06T11:00:00.000Z	56 \| moderate	12.086 \| good	21.121 \| good	12.942 \| good	0.731 \| good	13.482 \| good	0.068 \| good
2025-11-06T12:00:00.000Z	56 \| moderate	11.509 \| good	23.309 \| good	11.469 \| good	1.15 \| good	11.549 \| good	0.039 \| good
2025-11-06T13:00:00.000Z	56 \| moderate	12.197 \| fine	25.625 \| good	12.464 \| good	0.566 \| good	11.859 \| good	0.034 \| good
2025-11-06T14:00:00.000Z	56 \| moderate	12.14 \| fine	24.844 \| good	13.449 \| good	0.646 \| good	15.261 \| good	0.036 \| good
2025-11-06T15:00:00.000Z	56 \| moderate	12.452 \| fine	22.646 \| good	12.97 \| good	0.653 \| good	9.568 \| good	0.04 \| good
2025-11-06T16:00:00.000Z	60 \| moderate	13.868 \| fine	19.68 \| good	13.42 \| good	0.674 \| good	5.737 \| good	0.057 \| good
2025-11-06T17:00:00.000Z	60 \| moderate	13.593 \| fine	28.31 \| good	14.468 \| good	0.678 \| good	12.706 \| good	0.104 \| good
2025-11-06T18:00:00.000Z	58 \| moderate	13.213 \| fine	28.085 \| good	19.217 \| good	0.663 \| good	11.768 \| good	0.152 \| good
2025-11-06T19:00:00.000Z	60 \| moderate	14.035 \| fine	23.337 \| good	14.594 \| good	0.763 \| good	14.177 \| good	0.12 \| good
2025-11-06T20:00:00.000Z	69 \| moderate	18.55 \| fine	28.961 \| good	17.061 \| good	0.66 \| good	14.431 \| good	0.138 \| good
2025-11-06T21:00:00.000Z	64 \| moderate	16.173 \| fine	25.498 \| good	12.974 \| good	0.644 \| good	17.469 \| good	0.109 \| good
2025-11-06T22:00:00.000Z	60 \| moderate	14.065 \| fine	24.845 \| good	14.022 \| good	0.576 \| good	11.757 \| good	0.132 \| good
2025-11-06T23:00:00.000Z	54 \| moderate	11.422 \| good	22.407 \| good	18.719 \| good	0.499 \| good	11.766 \| good	0.145 \| good
2025-11-07T00:00:00.000Z	49 \| good	9.041 \| good	22.521 \| good	18.256 \| good	0.567 \| good	7.442 \| good	0.553 \| good
2025-11-07T01:00:00.000Z	44 \| good	8.377 \| good	18.3 \| good	16.857 \| good	0.57 \| good	8.194 \| good	0.485 \| good
2025-11-07T02:00:00.000Z	44 \| good	8.416 \| good	17.604 \| good	16.719 \| good	0.445 \| good	12.027 \| good	0.441 \| good
2025-11-07T03:00:00.000Z	49 \| good	9.195 \| good	16.488 \| good	14.434 \| good	0.44 \| good	11.198 \| good	0.401 \| good
2025-11-07T04:00:00.000Z	49 \| good	8.964 \| good	17.686 \| good	17.256 \| good	0.486 \| good	4.714 \| good	0.34 \| good
2025-11-07T05:00:00.000Z	54 \| moderate	10.536 \| good	17.928 \| good	15.318 \| good	0.485 \| good	6.464 \| good	0.338 \| good
2025-11-07T06:00:00.000Z	54 \| moderate	10.905 \| good	19.422 \| good	16.223 \| good	0.439 \| good	6.099 \| good	0.053 \| good
2025-11-07T07:00:00.000Z	54 \| moderate	10.976 \| good	17.771 \| good	21.412 \| good	0.483 \| good	4.959 \| good	0.079 \| good
2025-11-07T08:00:00.000Z	52 \| moderate	9.69 \| good	22.396 \| good	24.819 \| good	0.442 \| good	7.895 \| good	0.063 \| good
2025-11-07T09:00:00.000Z	44 \| good	7.847 \| good	10.767 \| good	21.539 \| good	0.286 \| good	6.628 \| good	0.115 \| good
2025-11-07T10:00:00.000Z	44 \| good	8.11 \| good	10.695 \| good	22.715 \| good	0.287 \| good	6.044 \| good	0.118 \| good
2025-11-07T11:00:00.000Z	33 \| good	6.438 \| good	9.623 \| good	24.447 \| good	0.225 \| good	4.687 \| good	0.118 \| good
2025-11-07T12:00:00.000Z	27 \| good	5.41 \| good	7.658 \| good	25.577 \| good	0.185 \| good	4.062 \| good	0.116 \| good
2025-11-07T13:00:00.000Z	49 \| good	9.428 \| good	20.041 \| good	24.716 \| good	0.439 \| good	8.367 \| good	0.053 \| good
2025-11-07T14:00:00.000Z	52 \| moderate	9.694 \| good	19.139 \| good	21.805 \| good	0.491 \| good	8.211 \| good	0.072 \| good
2025-11-07T15:00:00.000Z	49 \| good	8.923 \| good	16.216 \| good	24.192 \| good	0.551 \| good	7.626 \| good	0.071 \| good
2025-11-07T16:00:00.000Z	44 \| good	8.254 \| good	16.498 \| good	23.234 \| good	0.615 \| good	9.175 \| good	0.078 \| good
2025-11-07T17:00:00.000Z	49 \| good	8.883 \| good	17.384 \| good	24.878 \| good	0.637 \| good	11.775 \| good	0.09 \| good
2025-11-07T18:00:00.000Z	38 \| good	7.194 \| good	17.074 \| good	26.349 \| good	0.629 \| good	11.304 \| good	0.114 \| good
2025-11-07T19:00:00.000Z	38 \| good	6.712 \| good	16.578 \| good	27.071 \| good	0.615 \| good	14.769 \| good	0.144 \| good
2025-11-07T20:00:00.000Z	44 \| good	7.733 \| good	13.139 \| good	26.346 \| good	0.556 \| good	13.477 \| good	0.131 \| good
2025-11-07T21:00:00.000Z	38 \| good	7.427 \| good	12.114 \| good	25.106 \| good	0.61 \| good	15.165 \| good	0.127 \| good
2025-11-07T22:00:00.000Z	33 \| good	6.009 \| good	14.787 \| good	26.612 \| good	0.542 \| good	12.965 \| good	0.147 \| good
2025-11-07T23:00:00.000Z	33 \| good	6.033 \| good	13.999 \| good	23.642 \| good	0.539 \| good	11.909 \| good	0.206 \| good
2025-11-08T00:00:00.000Z	27 \| good	5.32 \| good	13.46 \| good	23.244 \| good	0.532 \| good	9.605 \| good	0.862 \| good
2025-11-08T01:00:00.000Z	33 \| good	5.59 \| good	13.527 \| good	23.396 \| good	0.488 \| good	12.966 \| good	0.441 \| good
2025-11-08T02:00:00.000Z	33 \| good	6.123 \| good	11.255 \| good	22.464 \| good	0.489 \| good	8.779 \| good	0.332 \| good
2025-11-08T03:00:00.000Z	38 \| good	6.733 \| good	12.432 \| good	23.031 \| good	0.496 \| good	7.768 \| good	0.296 \| good
2025-11-08T03:00:00.000Z	38 \| good	6.733 \| good	12.432 \| good	23.031 \| good	0.496 \| good	7.768 \| good	0.296 \| good
2025-11-07T07:00:00.000Z	44 \| good	7.968 \| good	10.69 \| good	17.746 \| good	0.24 \| good	4.58 \| good	0.108 \| good
2025-11-07T08:00:00.000Z	44 \| good	8.174 \| good	10.95 \| good	18.668 \| good	0.288 \| good	6.107 \| good	0.11 \| good
2025-11-07T09:00:00.000Z	44 \| good	7.847 \| good	10.767 \| good	21.539 \| good	0.286 \| good	6.628 \| good	0.115 \| good
2025-11-07T10:00:00.000Z	44 \| good	8.11 \| good	10.695 \| good	22.715 \| good	0.287 \| good	6.044 \| good	0.118 \| good
2025-11-07T11:00:00.000Z	38 \| good	7.449 \| good	9.891 \| good	23.331 \| good	0.268 \| good	6.014 \| good	0.119 \| good
2025-11-07T12:00:00.000Z	44 \| good	7.617 \| good	9.881 \| good	21.448 \| good	0.239 \| good	6.353 \| good	0.12 \| good
2025-11-07T13:00:00.000Z	33 \| good	6.37 \| good	8.365 \| good	21.589 \| good	0.221 \| good	5.154 \| good	0.117 \| good
2025-11-07T14:00:00.000Z	33 \| good	6.16 \| good	7.923 \| good	23.5 \| good	0.176 \| good	3.793 \| good	0.114 \| good
2025-11-07T15:00:00.000Z	27 \| good	5.117 \| good	7.239 \| good	25.891 \| good	0.154 \| good	3.058 \| good	0.114 \| good
2025-11-07T16:00:00.000Z	27 \| good	4.52 \| good	6.835 \| good	26.084 \| good	0.145 \| good	3.4 \| good	0.115 \| good
2025-11-07T17:00:00.000Z	24 \| good	4.03 \| good	5.539 \| good	26.401 \| good	0.138 \| good	4.188 \| good	0.115 \| good
2025-11-07T18:00:00.000Z	25 \| good	4.168 \| good	5.11 \| good	27.245 \| good	0.153 \| good	4.749 \| good	0.115 \| good
2025-11-07T19:00:00.000Z	27 \| good	4.805 \| good	6 \| good	28.232 \| good	0.208 \| good	5 \| good	0.117 \| good
2025-11-07T20:00:00.000Z	28 \| good	5.035 \| good	6.42 \| good	30.127 \| good	0.229 \| good	4.429 \| good	0.113 \| good
2025-11-07T21:00:00.000Z	29 \| good	4.601 \| good	6.812 \| good	31.115 \| good	0.232 \| good	3.431 \| good	0.115 \| good
2025-11-07T22:00:00.000Z	30 \| good	5.146 \| good	8.798 \| good	32.125 \| good	0.254 \| good	2.445 \| good	0.118 \| good
2025-11-07T23:00:00.000Z	31 \| good	4.891 \| good	9.358 \| good	32.555 \| good	0.207 \| good	2.065 \| good	0.117 \| good
2025-11-08T00:00:00.000Z	31 \| good	4.81 \| good	9.355 \| good	32.903 \| good	0.165 \| good	1.745 \| good	0.115 \| good
2025-11-08T01:00:00.000Z	31 \| good	4.613 \| good	9.026 \| good	32.889 \| good	0.14 \| good	1.375 \| good	0.113 \| good
2025-11-08T02:00:00.000Z	30 \| good	4.437 \| good	9.207 \| good	32.234 \| good	0.151 \| good	1.359 \| good	0.112 \| good
2025-11-08T03:00:00.000Z	31 \| good	4.624 \| good	9.22 \| good	32.629 \| good	0.199 \| good	1.487 \| good	0.115 \| good
2025-11-08T04:00:00.000Z	31 \| good	5.131 \| good	9.522 \| good	33.436 \| good	0.297 \| good	1.609 \| good	0.12 \| good
2025-11-08T05:00:00.000Z	31 \| good	5.337 \| good	10.969 \| good	33.317 \| good	0.332 \| good	1.725 \| good	0.128 \| good
2025-11-08T06:00:00.000Z	30 \| good	5.341 \| good	12.93 \| good	32.115 \| good	0.347 \| good	1.773 \| good	0.132 \| good
2025-11-08T07:00:00.000Z	33 \| good	5.78 \| good	14.476 \| good	31.339 \| good	0.419 \| good	2.048 \| good	0.132 \| good
2025-11-08T08:00:00.000Z	33 \| good	6.178 \| good	15.624 \| good	31.281 \| good	0.635 \| good	3.036 \| good	0.151 \| good
2025-11-08T09:00:00.000Z	38 \| good	6.654 \| good	15.223 \| good	31.131 \| good	0.665 \| good	3.423 \| good	0.165 \| good
2025-11-08T10:00:00.000Z	33 \| good	5.798 \| good	12.657 \| good	32.54 \| good	0.518 \| good	2.623 \| good	0.142 \| good
2025-11-08T11:00:00.000Z	31 \| good	5.475 \| good	9.783 \| good	33.612 \| good	0.412 \| good	2.172 \| good	0.136 \| good
2025-11-08T12:00:00.000Z	33 \| good	5.186 \| good	10.317 \| good	36.013 \| good	0.379 \| good	1.726 \| good	0.128 \| good
2025-11-08T13:00:00.000Z	34 \| good	5.388 \| good	10.817 \| good	37.192 \| good	0.334 \| good	1.678 \| good	0.124 \| good
2025-11-08T14:00:00.000Z	35 \| good	5.414 \| good	10.451 \| good	37.842 \| good	0.302 \| good	1.629 \| good	0.121 \| good
2025-11-08T15:00:00.000Z	34 \| good	5.443 \| good	9.963 \| good	37.422 \| good	0.26 \| good	1.712 \| good	0.121 \| good
2025-11-08T16:00:00.000Z	33 \| good	5.714 \| good	9.952 \| good	35.226 \| good	0.293 \| good	2.221 \| good	0.123 \| good
2025-11-08T17:00:00.000Z	33 \| good	5.694 \| good	11.19 \| good	31.363 \| good	0.389 \| good	3.271 \| good	0.129 \| good
2025-11-08T18:00:00.000Z	38 \| good	7.18 \| good	14.289 \| good	29.378 \| good	0.431 \| good	4.066 \| good	0.144 \| good
2025-11-08T19:00:00.000Z	49 \| good	9.242 \| good	15.686 \| good	27.736 \| good	0.53 \| good	4.626 \| good	0.15 \| good
2025-11-08T20:00:00.000Z	52 \| moderate	9.697 \| good	16.431 \| good	25.375 \| good	0.531 \| good	4.666 \| good	0.146 \| good
2025-11-08T21:00:00.000Z	52 \| moderate	9.662 \| good	16.229 \| good	22.469 \| good	0.488 \| good	5.059 \| good	0.145 \| good
2025-11-08T22:00:00.000Z	49 \| good	9.369 \| good	16.562 \| good	21.998 \| good	0.439 \| good	5.294 \| good	0.134 \| good
2025-11-08T23:00:00.000Z	49 \| good	8.879 \| good	14.188 \| good	24.199 \| good	0.368 \| good	5.031 \| good	0.134 \| good
2025-11-09T00:00:00.000Z	38 \| good	7.475 \| good	12.719 \| good	25.887 \| good	0.289 \| good	3.831 \| good	0.126 \| good
2025-11-09T01:00:00.000Z	38 \| good	6.572 \| good	11.957 \| good	26.891 \| good	0.21 \| good	3.232 \| good	0.117 \| good
2025-11-09T02:00:00.000Z	33 \| good	6.108 \| good	11.701 \| good	26.027 \| good	0.185 \| good	2.996 \| good	0.117 \| good
2025-11-09T03:00:00.000Z	33 \| good	5.826 \| good	11.553 \| good	25.909 \| good	0.17 \| good	2.94 \| good	0.115 \| good
2025-11-09T04:00:00.000Z	27 \| good	5.465 \| good	10.993 \| good	26.19 \| good	0.15 \| good	2.615 \| good	0.113 \| good
2025-11-09T05:00:00.000Z	27 \| good	5.201 \| good	9.741 \| good	26.793 \| good	0.155 \| good	2.341 \| good	0.111 \| good
2025-11-09T06:00:00.000Z	27 \| good	4.879 \| good	8.846 \| good	27.288 \| good	0.165 \| good	2.315 \| good	0.111 \| good

Merthyr Tydfil

Empower business decisions with accurate air quality data

Merthyr Tydfil, Wales air quality map: Real-time AQI near you

0.34ppm

How accurate is Wales, UK air quality data?

Air quality measurements for Wales, UK 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

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Frequently asked questions

How frequently is the air quality data for Merthyr Tydfil, Wales updated?

Air quality data for Merthyr Tydfil, Wales is updated on an hourly basis.

When did Merthyr Tydfil, Wales experience the worst air quality in the last 24 hours?

The worst air quality in Merthyr Tydfil, Wales was recorded at 08:00:00 on 2025-11-06.

When did Merthyr Tydfil, Wales have its best air quality in the last 24 hours?

The best air quality in Merthyr Tydfil, Wales was recorded at 02:00:00 on 2025-11-07.

What is the real-time air quality index for Merthyr Tydfil, Wales?

The real-time air quality index in Merthyr Tydfil, Wales is 54, currently categorized as Moderate.

Which pollutant is found most often in Merthyr Tydfil, Wales?

The most common pollutant in Merthyr Tydfil, Wales is PM2.5.

What can I do if the air quality in Merthyr Tydfil, Wales is poor?

If the air quality in Merthyr Tydfil, Wales is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in Merthyr Tydfil, Wales?

The measured PM_2.5 levels in Merthyr Tydfil, Wales at present are 10.905 μg/m³.

What are the current PM₁₀ levels at Merthyr Tydfil, Wales?

The current PM₁₀ levels in Merthyr Tydfil, Wales are 19.422 μg/m³.

What are the current carbon monoxide (CO) levels at Merthyr Tydfil, Wales?

The current carbon monoxide (CO) level in Merthyr Tydfil, Wales is 0.053 ppm.

What are the current sulfur dioxide (SO₂) levels at Merthyr Tydfil, Wales?

The current sulfur dioxide (SO₂) levels in Merthyr Tydfil, Wales are 0.439 ppb.

What are the current ozone (O₃) levels at Merthyr Tydfil, Wales?

The current ozone (O₃) levels at Merthyr Tydfil, Wales is 16.223 ppm.

What are the current nitrogen dioxide (NO₂) levels at Merthyr Tydfil, Wales?

The current nitrogen dioxide (NO₂) levels at Merthyr Tydfil, Wales is 6.099 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-11-06T04:00:00.000Z	44 \| good	8.327 \| good	14.522 \| good	25.182 \| good	0.186 \| good	3.105 \| good	0.107 \| good
2025-11-06T05:00:00.000Z	44 \| good	8.467 \| good	15.151 \| good	25.251 \| good	0.181 \| good	2.877 \| good	0.107 \| good
2025-11-06T06:00:00.000Z	58 \| moderate	12.921 \| fine	24.69 \| good	20.642 \| good	0.55 \| good	6.572 \| good	0.066 \| good
2025-11-06T07:00:00.000Z	56 \| moderate	12.404 \| fine	25.247 \| good	19.68 \| good	0.546 \| good	5.061 \| good	0.603 \| good
2025-11-06T08:00:00.000Z	58 \| moderate	13.376 \| fine	28.987 \| good	19.444 \| good	1.094 \| good	10.285 \| good	0.081 \| good
2025-11-06T09:00:00.000Z	56 \| moderate	11.821 \| good	22.308 \| good	15.128 \| good	0.647 \| good	14.805 \| good	0.514 \| good
2025-11-06T10:00:00.000Z	54 \| moderate	11.191 \| good	22.335 \| good	12.607 \| good	0.568 \| good	12.924 \| good	0.06 \| good
2025-11-06T11:00:00.000Z	56 \| moderate	12.086 \| good	21.121 \| good	12.942 \| good	0.731 \| good	13.482 \| good	0.068 \| good
2025-11-06T12:00:00.000Z	56 \| moderate	11.509 \| good	23.309 \| good	11.469 \| good	1.15 \| good	11.549 \| good	0.039 \| good
2025-11-06T13:00:00.000Z	56 \| moderate	12.197 \| fine	25.625 \| good	12.464 \| good	0.566 \| good	11.859 \| good	0.034 \| good
2025-11-06T14:00:00.000Z	56 \| moderate	12.14 \| fine	24.844 \| good	13.449 \| good	0.646 \| good	15.261 \| good	0.036 \| good
2025-11-06T15:00:00.000Z	56 \| moderate	12.452 \| fine	22.646 \| good	12.97 \| good	0.653 \| good	9.568 \| good	0.04 \| good
2025-11-06T16:00:00.000Z	60 \| moderate	13.868 \| fine	19.68 \| good	13.42 \| good	0.674 \| good	5.737 \| good	0.057 \| good
2025-11-06T17:00:00.000Z	60 \| moderate	13.593 \| fine	28.31 \| good	14.468 \| good	0.678 \| good	12.706 \| good	0.104 \| good
2025-11-06T18:00:00.000Z	58 \| moderate	13.213 \| fine	28.085 \| good	19.217 \| good	0.663 \| good	11.768 \| good	0.152 \| good
2025-11-06T19:00:00.000Z	60 \| moderate	14.035 \| fine	23.337 \| good	14.594 \| good	0.763 \| good	14.177 \| good	0.12 \| good
2025-11-06T20:00:00.000Z	69 \| moderate	18.55 \| fine	28.961 \| good	17.061 \| good	0.66 \| good	14.431 \| good	0.138 \| good
2025-11-06T21:00:00.000Z	64 \| moderate	16.173 \| fine	25.498 \| good	12.974 \| good	0.644 \| good	17.469 \| good	0.109 \| good
2025-11-06T22:00:00.000Z	60 \| moderate	14.065 \| fine	24.845 \| good	14.022 \| good	0.576 \| good	11.757 \| good	0.132 \| good
2025-11-06T23:00:00.000Z	54 \| moderate	11.422 \| good	22.407 \| good	18.719 \| good	0.499 \| good	11.766 \| good	0.145 \| good
2025-11-07T00:00:00.000Z	49 \| good	9.041 \| good	22.521 \| good	18.256 \| good	0.567 \| good	7.442 \| good	0.553 \| good
2025-11-07T01:00:00.000Z	44 \| good	8.377 \| good	18.3 \| good	16.857 \| good	0.57 \| good	8.194 \| good	0.485 \| good
2025-11-07T02:00:00.000Z	44 \| good	8.416 \| good	17.604 \| good	16.719 \| good	0.445 \| good	12.027 \| good	0.441 \| good
2025-11-07T03:00:00.000Z	49 \| good	9.195 \| good	16.488 \| good	14.434 \| good	0.44 \| good	11.198 \| good	0.401 \| good
2025-11-07T04:00:00.000Z	49 \| good	8.964 \| good	17.686 \| good	17.256 \| good	0.486 \| good	4.714 \| good	0.34 \| good
2025-11-07T05:00:00.000Z	54 \| moderate	10.536 \| good	17.928 \| good	15.318 \| good	0.485 \| good	6.464 \| good	0.338 \| good
2025-11-07T06:00:00.000Z	54 \| moderate	10.905 \| good	19.422 \| good	16.223 \| good	0.439 \| good	6.099 \| good	0.053 \| good
2025-11-07T07:00:00.000Z	54 \| moderate	10.976 \| good	17.771 \| good	21.412 \| good	0.483 \| good	4.959 \| good	0.079 \| good
2025-11-07T08:00:00.000Z	52 \| moderate	9.69 \| good	22.396 \| good	24.819 \| good	0.442 \| good	7.895 \| good	0.063 \| good
2025-11-07T09:00:00.000Z	44 \| good	7.847 \| good	10.767 \| good	21.539 \| good	0.286 \| good	6.628 \| good	0.115 \| good
2025-11-07T10:00:00.000Z	44 \| good	8.11 \| good	10.695 \| good	22.715 \| good	0.287 \| good	6.044 \| good	0.118 \| good
2025-11-07T11:00:00.000Z	33 \| good	6.438 \| good	9.623 \| good	24.447 \| good	0.225 \| good	4.687 \| good	0.118 \| good
2025-11-07T12:00:00.000Z	27 \| good	5.41 \| good	7.658 \| good	25.577 \| good	0.185 \| good	4.062 \| good	0.116 \| good
2025-11-07T13:00:00.000Z	49 \| good	9.428 \| good	20.041 \| good	24.716 \| good	0.439 \| good	8.367 \| good	0.053 \| good
2025-11-07T14:00:00.000Z	52 \| moderate	9.694 \| good	19.139 \| good	21.805 \| good	0.491 \| good	8.211 \| good	0.072 \| good
2025-11-07T15:00:00.000Z	49 \| good	8.923 \| good	16.216 \| good	24.192 \| good	0.551 \| good	7.626 \| good	0.071 \| good
2025-11-07T16:00:00.000Z	44 \| good	8.254 \| good	16.498 \| good	23.234 \| good	0.615 \| good	9.175 \| good	0.078 \| good
2025-11-07T17:00:00.000Z	49 \| good	8.883 \| good	17.384 \| good	24.878 \| good	0.637 \| good	11.775 \| good	0.09 \| good
2025-11-07T18:00:00.000Z	38 \| good	7.194 \| good	17.074 \| good	26.349 \| good	0.629 \| good	11.304 \| good	0.114 \| good
2025-11-07T19:00:00.000Z	38 \| good	6.712 \| good	16.578 \| good	27.071 \| good	0.615 \| good	14.769 \| good	0.144 \| good
2025-11-07T20:00:00.000Z	44 \| good	7.733 \| good	13.139 \| good	26.346 \| good	0.556 \| good	13.477 \| good	0.131 \| good
2025-11-07T21:00:00.000Z	38 \| good	7.427 \| good	12.114 \| good	25.106 \| good	0.61 \| good	15.165 \| good	0.127 \| good
2025-11-07T22:00:00.000Z	33 \| good	6.009 \| good	14.787 \| good	26.612 \| good	0.542 \| good	12.965 \| good	0.147 \| good
2025-11-07T23:00:00.000Z	33 \| good	6.033 \| good	13.999 \| good	23.642 \| good	0.539 \| good	11.909 \| good	0.206 \| good
2025-11-08T00:00:00.000Z	27 \| good	5.32 \| good	13.46 \| good	23.244 \| good	0.532 \| good	9.605 \| good	0.862 \| good
2025-11-08T01:00:00.000Z	33 \| good	5.59 \| good	13.527 \| good	23.396 \| good	0.488 \| good	12.966 \| good	0.441 \| good
2025-11-08T02:00:00.000Z	33 \| good	6.123 \| good	11.255 \| good	22.464 \| good	0.489 \| good	8.779 \| good	0.332 \| good
2025-11-08T03:00:00.000Z	38 \| good	6.733 \| good	12.432 \| good	23.031 \| good	0.496 \| good	7.768 \| good	0.296 \| good
2025-11-08T03:00:00.000Z	38 \| good	6.733 \| good	12.432 \| good	23.031 \| good	0.496 \| good	7.768 \| good	0.296 \| good
2025-11-07T07:00:00.000Z	44 \| good	7.968 \| good	10.69 \| good	17.746 \| good	0.24 \| good	4.58 \| good	0.108 \| good
2025-11-07T08:00:00.000Z	44 \| good	8.174 \| good	10.95 \| good	18.668 \| good	0.288 \| good	6.107 \| good	0.11 \| good
2025-11-07T09:00:00.000Z	44 \| good	7.847 \| good	10.767 \| good	21.539 \| good	0.286 \| good	6.628 \| good	0.115 \| good
2025-11-07T10:00:00.000Z	44 \| good	8.11 \| good	10.695 \| good	22.715 \| good	0.287 \| good	6.044 \| good	0.118 \| good
2025-11-07T11:00:00.000Z	38 \| good	7.449 \| good	9.891 \| good	23.331 \| good	0.268 \| good	6.014 \| good	0.119 \| good
2025-11-07T12:00:00.000Z	44 \| good	7.617 \| good	9.881 \| good	21.448 \| good	0.239 \| good	6.353 \| good	0.12 \| good
2025-11-07T13:00:00.000Z	33 \| good	6.37 \| good	8.365 \| good	21.589 \| good	0.221 \| good	5.154 \| good	0.117 \| good
2025-11-07T14:00:00.000Z	33 \| good	6.16 \| good	7.923 \| good	23.5 \| good	0.176 \| good	3.793 \| good	0.114 \| good
2025-11-07T15:00:00.000Z	27 \| good	5.117 \| good	7.239 \| good	25.891 \| good	0.154 \| good	3.058 \| good	0.114 \| good
2025-11-07T16:00:00.000Z	27 \| good	4.52 \| good	6.835 \| good	26.084 \| good	0.145 \| good	3.4 \| good	0.115 \| good
2025-11-07T17:00:00.000Z	24 \| good	4.03 \| good	5.539 \| good	26.401 \| good	0.138 \| good	4.188 \| good	0.115 \| good
2025-11-07T18:00:00.000Z	25 \| good	4.168 \| good	5.11 \| good	27.245 \| good	0.153 \| good	4.749 \| good	0.115 \| good
2025-11-07T19:00:00.000Z	27 \| good	4.805 \| good	6 \| good	28.232 \| good	0.208 \| good	5 \| good	0.117 \| good
2025-11-07T20:00:00.000Z	28 \| good	5.035 \| good	6.42 \| good	30.127 \| good	0.229 \| good	4.429 \| good	0.113 \| good
2025-11-07T21:00:00.000Z	29 \| good	4.601 \| good	6.812 \| good	31.115 \| good	0.232 \| good	3.431 \| good	0.115 \| good
2025-11-07T22:00:00.000Z	30 \| good	5.146 \| good	8.798 \| good	32.125 \| good	0.254 \| good	2.445 \| good	0.118 \| good
2025-11-07T23:00:00.000Z	31 \| good	4.891 \| good	9.358 \| good	32.555 \| good	0.207 \| good	2.065 \| good	0.117 \| good
2025-11-08T00:00:00.000Z	31 \| good	4.81 \| good	9.355 \| good	32.903 \| good	0.165 \| good	1.745 \| good	0.115 \| good
2025-11-08T01:00:00.000Z	31 \| good	4.613 \| good	9.026 \| good	32.889 \| good	0.14 \| good	1.375 \| good	0.113 \| good
2025-11-08T02:00:00.000Z	30 \| good	4.437 \| good	9.207 \| good	32.234 \| good	0.151 \| good	1.359 \| good	0.112 \| good
2025-11-08T03:00:00.000Z	31 \| good	4.624 \| good	9.22 \| good	32.629 \| good	0.199 \| good	1.487 \| good	0.115 \| good
2025-11-08T04:00:00.000Z	31 \| good	5.131 \| good	9.522 \| good	33.436 \| good	0.297 \| good	1.609 \| good	0.12 \| good
2025-11-08T05:00:00.000Z	31 \| good	5.337 \| good	10.969 \| good	33.317 \| good	0.332 \| good	1.725 \| good	0.128 \| good
2025-11-08T06:00:00.000Z	30 \| good	5.341 \| good	12.93 \| good	32.115 \| good	0.347 \| good	1.773 \| good	0.132 \| good
2025-11-08T07:00:00.000Z	33 \| good	5.78 \| good	14.476 \| good	31.339 \| good	0.419 \| good	2.048 \| good	0.132 \| good
2025-11-08T08:00:00.000Z	33 \| good	6.178 \| good	15.624 \| good	31.281 \| good	0.635 \| good	3.036 \| good	0.151 \| good
2025-11-08T09:00:00.000Z	38 \| good	6.654 \| good	15.223 \| good	31.131 \| good	0.665 \| good	3.423 \| good	0.165 \| good
2025-11-08T10:00:00.000Z	33 \| good	5.798 \| good	12.657 \| good	32.54 \| good	0.518 \| good	2.623 \| good	0.142 \| good
2025-11-08T11:00:00.000Z	31 \| good	5.475 \| good	9.783 \| good	33.612 \| good	0.412 \| good	2.172 \| good	0.136 \| good
2025-11-08T12:00:00.000Z	33 \| good	5.186 \| good	10.317 \| good	36.013 \| good	0.379 \| good	1.726 \| good	0.128 \| good
2025-11-08T13:00:00.000Z	34 \| good	5.388 \| good	10.817 \| good	37.192 \| good	0.334 \| good	1.678 \| good	0.124 \| good
2025-11-08T14:00:00.000Z	35 \| good	5.414 \| good	10.451 \| good	37.842 \| good	0.302 \| good	1.629 \| good	0.121 \| good
2025-11-08T15:00:00.000Z	34 \| good	5.443 \| good	9.963 \| good	37.422 \| good	0.26 \| good	1.712 \| good	0.121 \| good
2025-11-08T16:00:00.000Z	33 \| good	5.714 \| good	9.952 \| good	35.226 \| good	0.293 \| good	2.221 \| good	0.123 \| good
2025-11-08T17:00:00.000Z	33 \| good	5.694 \| good	11.19 \| good	31.363 \| good	0.389 \| good	3.271 \| good	0.129 \| good
2025-11-08T18:00:00.000Z	38 \| good	7.18 \| good	14.289 \| good	29.378 \| good	0.431 \| good	4.066 \| good	0.144 \| good
2025-11-08T19:00:00.000Z	49 \| good	9.242 \| good	15.686 \| good	27.736 \| good	0.53 \| good	4.626 \| good	0.15 \| good
2025-11-08T20:00:00.000Z	52 \| moderate	9.697 \| good	16.431 \| good	25.375 \| good	0.531 \| good	4.666 \| good	0.146 \| good
2025-11-08T21:00:00.000Z	52 \| moderate	9.662 \| good	16.229 \| good	22.469 \| good	0.488 \| good	5.059 \| good	0.145 \| good
2025-11-08T22:00:00.000Z	49 \| good	9.369 \| good	16.562 \| good	21.998 \| good	0.439 \| good	5.294 \| good	0.134 \| good
2025-11-08T23:00:00.000Z	49 \| good	8.879 \| good	14.188 \| good	24.199 \| good	0.368 \| good	5.031 \| good	0.134 \| good
2025-11-09T00:00:00.000Z	38 \| good	7.475 \| good	12.719 \| good	25.887 \| good	0.289 \| good	3.831 \| good	0.126 \| good
2025-11-09T01:00:00.000Z	38 \| good	6.572 \| good	11.957 \| good	26.891 \| good	0.21 \| good	3.232 \| good	0.117 \| good
2025-11-09T02:00:00.000Z	33 \| good	6.108 \| good	11.701 \| good	26.027 \| good	0.185 \| good	2.996 \| good	0.117 \| good
2025-11-09T03:00:00.000Z	33 \| good	5.826 \| good	11.553 \| good	25.909 \| good	0.17 \| good	2.94 \| good	0.115 \| good
2025-11-09T04:00:00.000Z	27 \| good	5.465 \| good	10.993 \| good	26.19 \| good	0.15 \| good	2.615 \| good	0.113 \| good
2025-11-09T05:00:00.000Z	27 \| good	5.201 \| good	9.741 \| good	26.793 \| good	0.155 \| good	2.341 \| good	0.111 \| good
2025-11-09T06:00:00.000Z	27 \| good	4.879 \| good	8.846 \| good	27.288 \| good	0.165 \| good	2.315 \| good	0.111 \| good

Real-time air quality index in Merthyr Tydfil, Wales today

Common air pollutants in Merthyr Tydfil, Wales

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Merthyr Tydfil, Wales air quality forecast and history

Empower business decisions with accurate air quality data

Merthyr Tydfil, Wales air quality map: Real-time AQI near you

Air quality in nearby cities

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How accurate is Wales, UK air quality data?

Air quality levels in UK

Frequently asked questions

How frequently is the air quality data for Merthyr Tydfil, Wales updated?

When did Merthyr Tydfil, Wales experience the worst air quality in the last 24 hours?

When did Merthyr Tydfil, Wales have its best air quality in the last 24 hours?

What is the real-time air quality index for Merthyr Tydfil, Wales?

Which pollutant is found most often in Merthyr Tydfil, Wales?

What can I do if the air quality in Merthyr Tydfil, Wales is poor?

What are the current PM2.5 levels in Merthyr Tydfil, Wales?

What are the current PM10 levels at Merthyr Tydfil, Wales?

What are the current carbon monoxide (CO) levels at Merthyr Tydfil, Wales?

What are the current sulfur dioxide (SO2) levels at Merthyr Tydfil, Wales?

What are the current ozone (O3) levels at Merthyr Tydfil, Wales?

What are the current nitrogen dioxide (NO2) levels at Merthyr Tydfil, Wales?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What are the current PM_2.5 levels in Merthyr Tydfil, Wales?

What are the current PM₁₀ levels at Merthyr Tydfil, Wales?

What are the current sulfur dioxide (SO₂) levels at Merthyr Tydfil, Wales?

What are the current ozone (O₃) levels at Merthyr Tydfil, Wales?

What are the current nitrogen dioxide (NO₂) levels at Merthyr Tydfil, Wales?