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

The current PM10 levels in Merthyr Tydfil, Wales are 23.239 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 1.041 ppb.

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

The current ozone (O3) levels at Merthyr Tydfil, Wales is 59.599 ppm.

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

The current nitrogen dioxide (NO2) levels at Merthyr Tydfil, Wales is 5.146 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 6.595 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)

Moderate

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)

6.51 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

22.06 μg/m³

155

255

425

605+

Ozone (O₃)

68.96 ppb

201

201+

Sulfur Dioxide (SO₂)

0.88 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.71 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.07 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
2026-08-10T22:00:00.000Z	27 \| good	4.575 \| good	7.834 \| good	24.452 \| good	0.346 \| good	3.48 \| good	0.129 \| good
2026-08-10T23:00:00.000Z	22 \| good	4.425 \| good	7.514 \| good	23.573 \| good	0.255 \| good	2.932 \| good	0.121 \| good
2026-08-11T00:00:00.000Z	23 \| good	4.164 \| good	7.504 \| good	24.698 \| good	0.211 \| good	2.415 \| good	0.115 \| good
2026-08-11T01:00:00.000Z	24 \| good	4.12 \| good	6.897 \| good	26.496 \| good	0.202 \| good	2.142 \| good	0.114 \| good
2026-08-11T02:00:00.000Z	24 \| good	4.071 \| good	7.162 \| good	25.762 \| good	0.188 \| good	2.206 \| good	0.116 \| good
2026-08-11T03:00:00.000Z	24 \| good	4.369 \| good	8.802 \| good	25.861 \| good	0.207 \| good	2.484 \| good	0.116 \| good
2026-08-11T04:00:00.000Z	27 \| good	5.237 \| good	9.766 \| good	23.235 \| good	0.261 \| good	2.609 \| good	0.12 \| good
2026-08-11T05:00:00.000Z	33 \| good	5.883 \| good	10.974 \| good	23.793 \| good	0.279 \| good	3.034 \| good	0.117 \| good
2026-08-11T06:00:00.000Z	44 \| good	7.717 \| good	13.843 \| good	22.558 \| good	0.307 \| good	3.298 \| good	0.122 \| good
2026-08-11T07:00:00.000Z	33 \| good	5.911 \| good	17.905 \| good	20.467 \| good	0.505 \| good	8.454 \| good	0.068 \| good
2026-08-11T08:00:00.000Z	44 \| good	8.147 \| good	16.776 \| good	21.28 \| good	0.67 \| good	6.679 \| good	0.064 \| good
2026-08-11T09:00:00.000Z	38 \| good	6.531 \| good	19.072 \| good	21.131 \| good	0.576 \| good	9.042 \| good	0.062 \| good
2026-08-11T10:00:00.000Z	33 \| good	6.116 \| good	18.262 \| good	23.558 \| good	0.722 \| good	4.939 \| good	0.059 \| good
2026-08-11T11:00:00.000Z	54 \| moderate	10.536 \| good	18.684 \| good	27.32 \| good	0.897 \| good	4.438 \| good	0.064 \| good
2026-08-11T12:00:00.000Z	52 \| moderate	10.499 \| good	18.14 \| good	29.33 \| good	0.806 \| good	4.671 \| good	0.056 \| good
2026-08-11T13:00:00.000Z	44 \| good	8.183 \| good	16.243 \| good	32.179 \| good	0.755 \| good	5.045 \| good	0.058 \| good
2026-08-11T14:00:00.000Z	38 \| good	7.282 \| good	17.94 \| good	35.915 \| good	0.749 \| good	3.23 \| good	0.057 \| good
2026-08-11T15:00:00.000Z	34 \| good	5.723 \| good	18.766 \| good	37.207 \| good	0.69 \| good	3.697 \| good	0.056 \| good
2026-08-11T16:00:00.000Z	38 \| good	5.687 \| good	18.483 \| good	41.396 \| good	0.802 \| good	3.535 \| good	0.058 \| good
2026-08-11T17:00:00.000Z	40 \| good	6.269 \| good	18.177 \| good	43.018 \| good	0.69 \| good	3.939 \| good	0.077 \| good
2026-08-11T18:00:00.000Z	47 \| good	6.637 \| good	19.328 \| good	50.62 \| good	0.687 \| good	2.402 \| good	0.064 \| good
2026-08-11T19:00:00.000Z	47 \| good	7.251 \| good	18.316 \| good	51.132 \| good	0.746 \| good	5.461 \| good	0.064 \| good
2026-08-11T20:00:00.000Z	49 \| good	8.565 \| good	18.335 \| good	48.953 \| good	0.642 \| good	4.935 \| good	0.079 \| good
2026-08-11T21:00:00.000Z	48 \| good	7.411 \| good	18.771 \| good	51.67 \| good	0.671 \| good	7.112 \| good	0.077 \| good
2026-08-11T22:00:00.000Z	48 \| good	7.837 \| good	19.221 \| good	52.418 \| good	0.705 \| good	14.269 \| good	0.06 \| good
2026-08-11T23:00:00.000Z	49 \| good	8.082 \| good	19.755 \| good	52.644 \| good	0.689 \| good	11.319 \| good	0.061 \| good
2026-08-12T00:00:00.000Z	50 \| good	7.936 \| good	17.416 \| good	54.008 \| good	1.182 \| good	12.086 \| good	0.179 \| good
2026-08-12T01:00:00.000Z	44 \| good	7.741 \| good	20.615 \| good	47.186 \| good	1.072 \| good	7.03 \| good	0.176 \| good
2026-08-12T02:00:00.000Z	38 \| good	7.304 \| good	20.389 \| good	37.074 \| good	0.62 \| good	12.116 \| good	0.174 \| good
2026-08-12T03:00:00.000Z	44 \| good	7.532 \| good	21.529 \| good	33.531 \| good	0.763 \| good	7.752 \| good	0.159 \| good
2026-08-12T04:00:00.000Z	33 \| good	6.26 \| good	20.82 \| good	32.291 \| good	0.809 \| good	10.298 \| good	0.184 \| good
2026-08-12T05:00:00.000Z	44 \| good	7.658 \| good	20.844 \| good	37.833 \| good	0.686 \| good	3.731 \| good	0.064 \| good
2026-08-12T06:00:00.000Z	44 \| good	7.67 \| good	22.059 \| good	38.761 \| good	0.687 \| good	7.011 \| good	0.065 \| good
2026-08-12T07:00:00.000Z	38 \| good	6.702 \| good	16.874 \| good	39.034 \| good	0.686 \| good	7.458 \| good	0.067 \| good
2026-08-12T08:00:00.000Z	38 \| good	7.045 \| good	16.333 \| good	33.145 \| good	0.704 \| good	6.257 \| good	0.065 \| good
2026-08-12T09:00:00.000Z	33 \| good	5.961 \| good	20.184 \| good	36.277 \| good	0.712 \| good	8.052 \| good	0.061 \| good
2026-08-12T10:00:00.000Z	33 \| good	5.839 \| good	18.216 \| good	31.57 \| good	0.965 \| good	7.117 \| good	0.054 \| good
2026-08-12T11:00:00.000Z	35 \| good	6.179 \| good	18.005 \| good	37.597 \| good	1.146 \| good	7.34 \| good	0.055 \| good
2026-08-12T12:00:00.000Z	38 \| good	7.115 \| good	19.084 \| good	38.674 \| good	1.026 \| good	9.062 \| good	0.061 \| good
2026-08-12T13:00:00.000Z	41 \| good	5.729 \| good	19.327 \| good	44.209 \| good	1.13 \| good	8.702 \| good	0.052 \| good
2026-08-12T14:00:00.000Z	44 \| good	5.615 \| good	21.306 \| good	47.15 \| good	0.984 \| good	5.49 \| good	0.058 \| good
2026-08-12T15:00:00.000Z	48 \| good	6.738 \| good	21.67 \| good	52.438 \| good	0.936 \| good	6.246 \| good	0.055 \| good
2026-08-12T16:00:00.000Z	61 \| moderate	7.65 \| good	22.027 \| good	57.915 \| fine	1.057 \| good	7.777 \| good	0.061 \| good
2026-08-12T17:00:00.000Z	58 \| moderate	7.479 \| good	23.204 \| good	57.078 \| fine	0.839 \| good	5.313 \| good	0.066 \| good
2026-08-12T18:00:00.000Z	67 \| moderate	6.595 \| good	23.239 \| good	59.599 \| fine	1.041 \| good	5.146 \| good	0.065 \| good
2026-08-12T19:00:00.000Z	84 \| moderate	6.471 \| good	22.49 \| good	64.812 \| fine	1.197 \| good	5.63 \| good	0.068 \| good
2026-08-12T20:00:00.000Z	97 \| moderate	6.507 \| good	22.058 \| good	68.958 \| fine	0.875 \| good	5.71 \| good	0.067 \| good
2026-08-12T21:00:00.000Z	97 \| moderate	6.507 \| good	22.058 \| good	68.958 \| fine	0.875 \| good	5.71 \| good	0.067 \| good
2026-08-12T20:00:00.000Z	44 \| good	8.449 \| good	16.502 \| good	44.354 \| good	0.334 \| good	2.738 \| good	0.136 \| good
2026-08-12T21:00:00.000Z	49 \| good	9.233 \| good	16.637 \| good	43.986 \| good	0.337 \| good	2.976 \| good	0.137 \| good
2026-08-12T22:00:00.000Z	49 \| good	9.377 \| good	16.729 \| good	42.614 \| good	0.372 \| good	3.009 \| good	0.139 \| good
2026-08-12T23:00:00.000Z	49 \| good	9.23 \| good	16.865 \| good	40.74 \| good	0.365 \| good	3.212 \| good	0.14 \| good
2026-08-13T00:00:00.000Z	49 \| good	8.905 \| good	16.9 \| good	38.699 \| good	0.347 \| good	3.313 \| good	0.137 \| good
2026-08-13T01:00:00.000Z	49 \| good	8.611 \| good	16.07 \| good	37.631 \| good	0.336 \| good	3.281 \| good	0.133 \| good
2026-08-13T02:00:00.000Z	44 \| good	8.427 \| good	15.678 \| good	37.449 \| good	0.331 \| good	3.328 \| good	0.133 \| good
2026-08-13T03:00:00.000Z	49 \| good	8.916 \| good	15.011 \| good	36.469 \| good	0.332 \| good	3.262 \| good	0.136 \| good
2026-08-13T04:00:00.000Z	52 \| moderate	9.827 \| good	14.566 \| good	36.042 \| good	0.319 \| good	3.105 \| good	0.139 \| good
2026-08-13T05:00:00.000Z	52 \| moderate	10.387 \| good	14.726 \| good	35.222 \| good	0.331 \| good	3.403 \| good	0.141 \| good
2026-08-13T06:00:00.000Z	56 \| moderate	11.53 \| good	15.92 \| good	34.048 \| good	0.403 \| good	4.19 \| good	0.155 \| good
2026-08-13T07:00:00.000Z	56 \| moderate	12.306 \| fine	17.832 \| good	31.381 \| good	0.49 \| good	4.671 \| good	0.169 \| good
2026-08-13T08:00:00.000Z	56 \| moderate	11.985 \| good	15.827 \| good	34.313 \| good	0.481 \| good	3.893 \| good	0.153 \| good
2026-08-13T09:00:00.000Z	52 \| moderate	9.668 \| good	14.495 \| good	43.675 \| good	0.448 \| good	3.02 \| good	0.148 \| good
2026-08-13T10:00:00.000Z	49 \| good	9.008 \| good	13.486 \| good	48.488 \| good	0.44 \| good	2.208 \| good	0.143 \| good
2026-08-13T11:00:00.000Z	51 \| moderate	8.943 \| good	13.986 \| good	54.827 \| good	0.423 \| good	1.778 \| good	0.147 \| good
2026-08-13T12:00:00.000Z	64 \| moderate	9.308 \| good	14.781 \| good	59.358 \| fine	0.423 \| good	1.246 \| good	0.15 \| good
2026-08-13T13:00:00.000Z	77 \| moderate	10.04 \| good	14.518 \| good	62.941 \| fine	0.426 \| good	0.949 \| good	0.151 \| good
2026-08-13T14:00:00.000Z	84 \| moderate	9.801 \| good	14.471 \| good	64.566 \| fine	0.4 \| good	0.923 \| good	0.152 \| good
2026-08-13T15:00:00.000Z	84 \| moderate	10.06 \| good	14.656 \| good	65.316 \| fine	0.355 \| good	1.07 \| good	0.152 \| good
2026-08-13T16:00:00.000Z	80 \| moderate	10.032 \| good	15.83 \| good	64.247 \| fine	0.446 \| good	1.411 \| good	0.166 \| good
2026-08-13T17:00:00.000Z	77 \| moderate	10.061 \| good	17.062 \| good	63.499 \| fine	0.574 \| good	1.924 \| good	0.179 \| good
2026-08-13T18:00:00.000Z	67 \| moderate	9.959 \| good	16.983 \| good	59.844 \| fine	0.554 \| good	2.819 \| good	0.17 \| good
2026-08-13T19:00:00.000Z	49 \| good	9.363 \| good	16.491 \| good	50.403 \| good	0.505 \| good	3.511 \| good	0.151 \| good
2026-08-13T20:00:00.000Z	49 \| good	9.483 \| good	17.115 \| good	44.945 \| good	0.438 \| good	3.86 \| good	0.144 \| good
2026-08-13T21:00:00.000Z	49 \| good	9.05 \| good	16.817 \| good	39.635 \| good	0.258 \| good	3.519 \| good	0.131 \| good
2026-08-13T22:00:00.000Z	49 \| good	9.295 \| good	15.644 \| good	33.453 \| good	0.167 \| good	2.771 \| good	0.12 \| good
2026-08-13T23:00:00.000Z	44 \| good	8.155 \| good	14.448 \| good	30.168 \| good	0.106 \| good	2.515 \| good	0.11 \| good
2026-08-14T00:00:00.000Z	44 \| good	7.714 \| good	12.728 \| good	27.163 \| good	0.093 \| good	2.332 \| good	0.104 \| good
2026-08-14T01:00:00.000Z	38 \| good	6.773 \| good	11.052 \| good	23.719 \| good	0.079 \| good	2.114 \| good	0.099 \| good
2026-08-14T02:00:00.000Z	33 \| good	5.938 \| good	8.806 \| good	21.651 \| good	0.055 \| good	2.122 \| good	0.097 \| good
2026-08-14T03:00:00.000Z	27 \| good	5.222 \| good	7.946 \| good	19.516 \| good	0.063 \| good	2.334 \| good	0.095 \| good
2026-08-14T04:00:00.000Z	27 \| good	4.839 \| good	7.9 \| good	18.401 \| good	0.042 \| good	2.464 \| good	0.094 \| good
2026-08-14T05:00:00.000Z	22 \| good	4.221 \| good	7.077 \| good	18.055 \| good	0.044 \| good	2.535 \| good	0.095 \| good
2026-08-14T06:00:00.000Z	22 \| good	3.938 \| good	6.562 \| good	18.264 \| good	0.053 \| good	2.514 \| good	0.097 \| good
2026-08-14T07:00:00.000Z	18 \| good	2.998 \| good	6.268 \| good	18.739 \| good	0.077 \| good	2.396 \| good	0.101 \| good
2026-08-14T08:00:00.000Z	18 \| good	2.975 \| good	5.564 \| good	18.939 \| good	0.098 \| good	2.235 \| good	0.102 \| good
2026-08-14T09:00:00.000Z	19 \| good	3.105 \| good	5.118 \| good	20.348 \| good	0.091 \| good	1.88 \| good	0.1 \| good
2026-08-14T10:00:00.000Z	20 \| good	3.113 \| good	5.811 \| good	21.745 \| good	0.09 \| good	1.773 \| good	0.1 \| good
2026-08-14T11:00:00.000Z	21 \| good	3.094 \| good	6.385 \| good	23.363 \| good	0.128 \| good	1.618 \| good	0.101 \| good
2026-08-14T12:00:00.000Z	22 \| good	3.214 \| good	6.18 \| good	24.276 \| good	0.182 \| good	1.553 \| good	0.105 \| good
2026-08-14T13:00:00.000Z	24 \| good	3.08 \| good	5.582 \| good	25.551 \| good	0.203 \| good	1.469 \| good	0.111 \| good
2026-08-14T14:00:00.000Z	24 \| good	2.854 \| good	5.397 \| good	26.36 \| good	0.215 \| good	1.434 \| good	0.114 \| good
2026-08-14T15:00:00.000Z	26 \| good	3.045 \| good	4.681 \| good	27.708 \| good	0.203 \| good	1.253 \| good	0.117 \| good
2026-08-14T16:00:00.000Z	27 \| good	2.956 \| good	4.875 \| good	28.669 \| good	0.179 \| good	1.28 \| good	0.117 \| good
2026-08-14T17:00:00.000Z	30 \| good	2.604 \| good	4.226 \| good	32.182 \| good	0.159 \| good	1.422 \| good	0.117 \| good
2026-08-14T18:00:00.000Z	29 \| good	2.452 \| good	4.292 \| good	30.664 \| good	0.151 \| good	1.725 \| good	0.112 \| good
2026-08-14T19:00:00.000Z	25 \| good	2.489 \| good	4.135 \| good	27.486 \| good	0.15 \| good	1.853 \| good	0.108 \| good

Merthyr Tydfil

Empower business decisions with accurate air quality data

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

0.07ppm

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 06:00:00 on 2026-08-12.

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 10:00:00 on 2026-08-12.

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

The real-time air quality index in Merthyr Tydfil, Wales is 67, currently categorized as Moderate.

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

The most common pollutant in Merthyr Tydfil, Wales is O3.

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 6.595 μg/m³.

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

The current PM₁₀ levels in Merthyr Tydfil, Wales are 23.239 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 0.065 ppm.

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

The current sulfur dioxide (SO₂) levels in Merthyr Tydfil, Wales are 1.041 ppb.

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

The current ozone (O₃) levels at Merthyr Tydfil, Wales is 59.599 ppm.

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

The current nitrogen dioxide (NO₂) levels at Merthyr Tydfil, Wales is 5.146 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-08-10T22:00:00.000Z	27 \| good	4.575 \| good	7.834 \| good	24.452 \| good	0.346 \| good	3.48 \| good	0.129 \| good
2026-08-10T23:00:00.000Z	22 \| good	4.425 \| good	7.514 \| good	23.573 \| good	0.255 \| good	2.932 \| good	0.121 \| good
2026-08-11T00:00:00.000Z	23 \| good	4.164 \| good	7.504 \| good	24.698 \| good	0.211 \| good	2.415 \| good	0.115 \| good
2026-08-11T01:00:00.000Z	24 \| good	4.12 \| good	6.897 \| good	26.496 \| good	0.202 \| good	2.142 \| good	0.114 \| good
2026-08-11T02:00:00.000Z	24 \| good	4.071 \| good	7.162 \| good	25.762 \| good	0.188 \| good	2.206 \| good	0.116 \| good
2026-08-11T03:00:00.000Z	24 \| good	4.369 \| good	8.802 \| good	25.861 \| good	0.207 \| good	2.484 \| good	0.116 \| good
2026-08-11T04:00:00.000Z	27 \| good	5.237 \| good	9.766 \| good	23.235 \| good	0.261 \| good	2.609 \| good	0.12 \| good
2026-08-11T05:00:00.000Z	33 \| good	5.883 \| good	10.974 \| good	23.793 \| good	0.279 \| good	3.034 \| good	0.117 \| good
2026-08-11T06:00:00.000Z	44 \| good	7.717 \| good	13.843 \| good	22.558 \| good	0.307 \| good	3.298 \| good	0.122 \| good
2026-08-11T07:00:00.000Z	33 \| good	5.911 \| good	17.905 \| good	20.467 \| good	0.505 \| good	8.454 \| good	0.068 \| good
2026-08-11T08:00:00.000Z	44 \| good	8.147 \| good	16.776 \| good	21.28 \| good	0.67 \| good	6.679 \| good	0.064 \| good
2026-08-11T09:00:00.000Z	38 \| good	6.531 \| good	19.072 \| good	21.131 \| good	0.576 \| good	9.042 \| good	0.062 \| good
2026-08-11T10:00:00.000Z	33 \| good	6.116 \| good	18.262 \| good	23.558 \| good	0.722 \| good	4.939 \| good	0.059 \| good
2026-08-11T11:00:00.000Z	54 \| moderate	10.536 \| good	18.684 \| good	27.32 \| good	0.897 \| good	4.438 \| good	0.064 \| good
2026-08-11T12:00:00.000Z	52 \| moderate	10.499 \| good	18.14 \| good	29.33 \| good	0.806 \| good	4.671 \| good	0.056 \| good
2026-08-11T13:00:00.000Z	44 \| good	8.183 \| good	16.243 \| good	32.179 \| good	0.755 \| good	5.045 \| good	0.058 \| good
2026-08-11T14:00:00.000Z	38 \| good	7.282 \| good	17.94 \| good	35.915 \| good	0.749 \| good	3.23 \| good	0.057 \| good
2026-08-11T15:00:00.000Z	34 \| good	5.723 \| good	18.766 \| good	37.207 \| good	0.69 \| good	3.697 \| good	0.056 \| good
2026-08-11T16:00:00.000Z	38 \| good	5.687 \| good	18.483 \| good	41.396 \| good	0.802 \| good	3.535 \| good	0.058 \| good
2026-08-11T17:00:00.000Z	40 \| good	6.269 \| good	18.177 \| good	43.018 \| good	0.69 \| good	3.939 \| good	0.077 \| good
2026-08-11T18:00:00.000Z	47 \| good	6.637 \| good	19.328 \| good	50.62 \| good	0.687 \| good	2.402 \| good	0.064 \| good
2026-08-11T19:00:00.000Z	47 \| good	7.251 \| good	18.316 \| good	51.132 \| good	0.746 \| good	5.461 \| good	0.064 \| good
2026-08-11T20:00:00.000Z	49 \| good	8.565 \| good	18.335 \| good	48.953 \| good	0.642 \| good	4.935 \| good	0.079 \| good
2026-08-11T21:00:00.000Z	48 \| good	7.411 \| good	18.771 \| good	51.67 \| good	0.671 \| good	7.112 \| good	0.077 \| good
2026-08-11T22:00:00.000Z	48 \| good	7.837 \| good	19.221 \| good	52.418 \| good	0.705 \| good	14.269 \| good	0.06 \| good
2026-08-11T23:00:00.000Z	49 \| good	8.082 \| good	19.755 \| good	52.644 \| good	0.689 \| good	11.319 \| good	0.061 \| good
2026-08-12T00:00:00.000Z	50 \| good	7.936 \| good	17.416 \| good	54.008 \| good	1.182 \| good	12.086 \| good	0.179 \| good
2026-08-12T01:00:00.000Z	44 \| good	7.741 \| good	20.615 \| good	47.186 \| good	1.072 \| good	7.03 \| good	0.176 \| good
2026-08-12T02:00:00.000Z	38 \| good	7.304 \| good	20.389 \| good	37.074 \| good	0.62 \| good	12.116 \| good	0.174 \| good
2026-08-12T03:00:00.000Z	44 \| good	7.532 \| good	21.529 \| good	33.531 \| good	0.763 \| good	7.752 \| good	0.159 \| good
2026-08-12T04:00:00.000Z	33 \| good	6.26 \| good	20.82 \| good	32.291 \| good	0.809 \| good	10.298 \| good	0.184 \| good
2026-08-12T05:00:00.000Z	44 \| good	7.658 \| good	20.844 \| good	37.833 \| good	0.686 \| good	3.731 \| good	0.064 \| good
2026-08-12T06:00:00.000Z	44 \| good	7.67 \| good	22.059 \| good	38.761 \| good	0.687 \| good	7.011 \| good	0.065 \| good
2026-08-12T07:00:00.000Z	38 \| good	6.702 \| good	16.874 \| good	39.034 \| good	0.686 \| good	7.458 \| good	0.067 \| good
2026-08-12T08:00:00.000Z	38 \| good	7.045 \| good	16.333 \| good	33.145 \| good	0.704 \| good	6.257 \| good	0.065 \| good
2026-08-12T09:00:00.000Z	33 \| good	5.961 \| good	20.184 \| good	36.277 \| good	0.712 \| good	8.052 \| good	0.061 \| good
2026-08-12T10:00:00.000Z	33 \| good	5.839 \| good	18.216 \| good	31.57 \| good	0.965 \| good	7.117 \| good	0.054 \| good
2026-08-12T11:00:00.000Z	35 \| good	6.179 \| good	18.005 \| good	37.597 \| good	1.146 \| good	7.34 \| good	0.055 \| good
2026-08-12T12:00:00.000Z	38 \| good	7.115 \| good	19.084 \| good	38.674 \| good	1.026 \| good	9.062 \| good	0.061 \| good
2026-08-12T13:00:00.000Z	41 \| good	5.729 \| good	19.327 \| good	44.209 \| good	1.13 \| good	8.702 \| good	0.052 \| good
2026-08-12T14:00:00.000Z	44 \| good	5.615 \| good	21.306 \| good	47.15 \| good	0.984 \| good	5.49 \| good	0.058 \| good
2026-08-12T15:00:00.000Z	48 \| good	6.738 \| good	21.67 \| good	52.438 \| good	0.936 \| good	6.246 \| good	0.055 \| good
2026-08-12T16:00:00.000Z	61 \| moderate	7.65 \| good	22.027 \| good	57.915 \| fine	1.057 \| good	7.777 \| good	0.061 \| good
2026-08-12T17:00:00.000Z	58 \| moderate	7.479 \| good	23.204 \| good	57.078 \| fine	0.839 \| good	5.313 \| good	0.066 \| good
2026-08-12T18:00:00.000Z	67 \| moderate	6.595 \| good	23.239 \| good	59.599 \| fine	1.041 \| good	5.146 \| good	0.065 \| good
2026-08-12T19:00:00.000Z	84 \| moderate	6.471 \| good	22.49 \| good	64.812 \| fine	1.197 \| good	5.63 \| good	0.068 \| good
2026-08-12T20:00:00.000Z	97 \| moderate	6.507 \| good	22.058 \| good	68.958 \| fine	0.875 \| good	5.71 \| good	0.067 \| good
2026-08-12T21:00:00.000Z	97 \| moderate	6.507 \| good	22.058 \| good	68.958 \| fine	0.875 \| good	5.71 \| good	0.067 \| good
2026-08-12T20:00:00.000Z	44 \| good	8.449 \| good	16.502 \| good	44.354 \| good	0.334 \| good	2.738 \| good	0.136 \| good
2026-08-12T21:00:00.000Z	49 \| good	9.233 \| good	16.637 \| good	43.986 \| good	0.337 \| good	2.976 \| good	0.137 \| good
2026-08-12T22:00:00.000Z	49 \| good	9.377 \| good	16.729 \| good	42.614 \| good	0.372 \| good	3.009 \| good	0.139 \| good
2026-08-12T23:00:00.000Z	49 \| good	9.23 \| good	16.865 \| good	40.74 \| good	0.365 \| good	3.212 \| good	0.14 \| good
2026-08-13T00:00:00.000Z	49 \| good	8.905 \| good	16.9 \| good	38.699 \| good	0.347 \| good	3.313 \| good	0.137 \| good
2026-08-13T01:00:00.000Z	49 \| good	8.611 \| good	16.07 \| good	37.631 \| good	0.336 \| good	3.281 \| good	0.133 \| good
2026-08-13T02:00:00.000Z	44 \| good	8.427 \| good	15.678 \| good	37.449 \| good	0.331 \| good	3.328 \| good	0.133 \| good
2026-08-13T03:00:00.000Z	49 \| good	8.916 \| good	15.011 \| good	36.469 \| good	0.332 \| good	3.262 \| good	0.136 \| good
2026-08-13T04:00:00.000Z	52 \| moderate	9.827 \| good	14.566 \| good	36.042 \| good	0.319 \| good	3.105 \| good	0.139 \| good
2026-08-13T05:00:00.000Z	52 \| moderate	10.387 \| good	14.726 \| good	35.222 \| good	0.331 \| good	3.403 \| good	0.141 \| good
2026-08-13T06:00:00.000Z	56 \| moderate	11.53 \| good	15.92 \| good	34.048 \| good	0.403 \| good	4.19 \| good	0.155 \| good
2026-08-13T07:00:00.000Z	56 \| moderate	12.306 \| fine	17.832 \| good	31.381 \| good	0.49 \| good	4.671 \| good	0.169 \| good
2026-08-13T08:00:00.000Z	56 \| moderate	11.985 \| good	15.827 \| good	34.313 \| good	0.481 \| good	3.893 \| good	0.153 \| good
2026-08-13T09:00:00.000Z	52 \| moderate	9.668 \| good	14.495 \| good	43.675 \| good	0.448 \| good	3.02 \| good	0.148 \| good
2026-08-13T10:00:00.000Z	49 \| good	9.008 \| good	13.486 \| good	48.488 \| good	0.44 \| good	2.208 \| good	0.143 \| good
2026-08-13T11:00:00.000Z	51 \| moderate	8.943 \| good	13.986 \| good	54.827 \| good	0.423 \| good	1.778 \| good	0.147 \| good
2026-08-13T12:00:00.000Z	64 \| moderate	9.308 \| good	14.781 \| good	59.358 \| fine	0.423 \| good	1.246 \| good	0.15 \| good
2026-08-13T13:00:00.000Z	77 \| moderate	10.04 \| good	14.518 \| good	62.941 \| fine	0.426 \| good	0.949 \| good	0.151 \| good
2026-08-13T14:00:00.000Z	84 \| moderate	9.801 \| good	14.471 \| good	64.566 \| fine	0.4 \| good	0.923 \| good	0.152 \| good
2026-08-13T15:00:00.000Z	84 \| moderate	10.06 \| good	14.656 \| good	65.316 \| fine	0.355 \| good	1.07 \| good	0.152 \| good
2026-08-13T16:00:00.000Z	80 \| moderate	10.032 \| good	15.83 \| good	64.247 \| fine	0.446 \| good	1.411 \| good	0.166 \| good
2026-08-13T17:00:00.000Z	77 \| moderate	10.061 \| good	17.062 \| good	63.499 \| fine	0.574 \| good	1.924 \| good	0.179 \| good
2026-08-13T18:00:00.000Z	67 \| moderate	9.959 \| good	16.983 \| good	59.844 \| fine	0.554 \| good	2.819 \| good	0.17 \| good
2026-08-13T19:00:00.000Z	49 \| good	9.363 \| good	16.491 \| good	50.403 \| good	0.505 \| good	3.511 \| good	0.151 \| good
2026-08-13T20:00:00.000Z	49 \| good	9.483 \| good	17.115 \| good	44.945 \| good	0.438 \| good	3.86 \| good	0.144 \| good
2026-08-13T21:00:00.000Z	49 \| good	9.05 \| good	16.817 \| good	39.635 \| good	0.258 \| good	3.519 \| good	0.131 \| good
2026-08-13T22:00:00.000Z	49 \| good	9.295 \| good	15.644 \| good	33.453 \| good	0.167 \| good	2.771 \| good	0.12 \| good
2026-08-13T23:00:00.000Z	44 \| good	8.155 \| good	14.448 \| good	30.168 \| good	0.106 \| good	2.515 \| good	0.11 \| good
2026-08-14T00:00:00.000Z	44 \| good	7.714 \| good	12.728 \| good	27.163 \| good	0.093 \| good	2.332 \| good	0.104 \| good
2026-08-14T01:00:00.000Z	38 \| good	6.773 \| good	11.052 \| good	23.719 \| good	0.079 \| good	2.114 \| good	0.099 \| good
2026-08-14T02:00:00.000Z	33 \| good	5.938 \| good	8.806 \| good	21.651 \| good	0.055 \| good	2.122 \| good	0.097 \| good
2026-08-14T03:00:00.000Z	27 \| good	5.222 \| good	7.946 \| good	19.516 \| good	0.063 \| good	2.334 \| good	0.095 \| good
2026-08-14T04:00:00.000Z	27 \| good	4.839 \| good	7.9 \| good	18.401 \| good	0.042 \| good	2.464 \| good	0.094 \| good
2026-08-14T05:00:00.000Z	22 \| good	4.221 \| good	7.077 \| good	18.055 \| good	0.044 \| good	2.535 \| good	0.095 \| good
2026-08-14T06:00:00.000Z	22 \| good	3.938 \| good	6.562 \| good	18.264 \| good	0.053 \| good	2.514 \| good	0.097 \| good
2026-08-14T07:00:00.000Z	18 \| good	2.998 \| good	6.268 \| good	18.739 \| good	0.077 \| good	2.396 \| good	0.101 \| good
2026-08-14T08:00:00.000Z	18 \| good	2.975 \| good	5.564 \| good	18.939 \| good	0.098 \| good	2.235 \| good	0.102 \| good
2026-08-14T09:00:00.000Z	19 \| good	3.105 \| good	5.118 \| good	20.348 \| good	0.091 \| good	1.88 \| good	0.1 \| good
2026-08-14T10:00:00.000Z	20 \| good	3.113 \| good	5.811 \| good	21.745 \| good	0.09 \| good	1.773 \| good	0.1 \| good
2026-08-14T11:00:00.000Z	21 \| good	3.094 \| good	6.385 \| good	23.363 \| good	0.128 \| good	1.618 \| good	0.101 \| good
2026-08-14T12:00:00.000Z	22 \| good	3.214 \| good	6.18 \| good	24.276 \| good	0.182 \| good	1.553 \| good	0.105 \| good
2026-08-14T13:00:00.000Z	24 \| good	3.08 \| good	5.582 \| good	25.551 \| good	0.203 \| good	1.469 \| good	0.111 \| good
2026-08-14T14:00:00.000Z	24 \| good	2.854 \| good	5.397 \| good	26.36 \| good	0.215 \| good	1.434 \| good	0.114 \| good
2026-08-14T15:00:00.000Z	26 \| good	3.045 \| good	4.681 \| good	27.708 \| good	0.203 \| good	1.253 \| good	0.117 \| good
2026-08-14T16:00:00.000Z	27 \| good	2.956 \| good	4.875 \| good	28.669 \| good	0.179 \| good	1.28 \| good	0.117 \| good
2026-08-14T17:00:00.000Z	30 \| good	2.604 \| good	4.226 \| good	32.182 \| good	0.159 \| good	1.422 \| good	0.117 \| good
2026-08-14T18:00:00.000Z	29 \| good	2.452 \| good	4.292 \| good	30.664 \| good	0.151 \| good	1.725 \| good	0.112 \| good
2026-08-14T19:00:00.000Z	25 \| good	2.489 \| good	4.135 \| good	27.486 \| good	0.15 \| good	1.853 \| good	0.108 \| 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?