What are the current PM10 levels at Hoddesdon, Hertfordshire?

The current PM10 levels in Hoddesdon, Hertfordshire are 20.105 μg/m3.

What are the current sulfur dioxide (SO2) levels at Hoddesdon, Hertfordshire?

The current sulfur dioxide (SO2) levels in Hoddesdon, Hertfordshire are 1.131 ppb.

What are the current ozone (O3) levels at Hoddesdon, Hertfordshire?

The current ozone (O3) levels at Hoddesdon, Hertfordshire is 28.954 ppm.

What are the current nitrogen dioxide (NO2) levels at Hoddesdon, Hertfordshire?

The current nitrogen dioxide (NO2) levels at Hoddesdon, Hertfordshire is 14.686 ppb.

Live air quality index in Hoddesdon, Hertfordshire today

Name: Live air pollution levels in Hoddesdon, Hertfordshire today
Creator: Ambee

Stay updated with real-time air quality in Hoddesdon, Hertfordshire 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

Hoddesdon, Hertfordshire

Last updated: ... (Local time)

Major air pollutants in Hoddesdon, Hertfordshire

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

13.28 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

18.89 μg/m³

155

255

425

605+

Ozone (O₃)

52.34 ppb

201

201+

Sulfur Dioxide (SO₂)

1.58 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

8.82 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.01 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

Hoddesdon, Hertfordshire

Get Live Pollen Counts

Hoddesdon, Hertfordshire

Scroll To Air Quality Map

Track live Hoddesdon, Hertfordshire air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-19T00:00:00.000Z	44 \| good	7.913 \| good	15.427 \| good	44.681 \| good	0.878 \| good	14.686 \| good	0.329 \| good
2025-06-19T01:00:00.000Z	44 \| good	8.323 \| good	20.61 \| good	42.028 \| good	0.955 \| good	14.686 \| good	0.295 \| good
2025-06-19T02:00:00.000Z	38 \| good	7.422 \| good	17.821 \| good	28.589 \| good	1.084 \| good	14.686 \| good	0.322 \| good
2025-06-19T03:00:00.000Z	44 \| good	7.98 \| good	20.456 \| good	33.386 \| good	1.145 \| good	14.686 \| good	0.348 \| good
2025-06-19T04:00:00.000Z	38 \| good	7.131 \| good	16.712 \| good	28.428 \| good	1.083 \| good	14.686 \| good	0.356 \| good
2025-06-19T05:00:00.000Z	44 \| good	7.651 \| good	15.546 \| good	32.667 \| good	1.039 \| good	14.686 \| good	0.015 \| good
2025-06-19T06:00:00.000Z	44 \| good	7.826 \| good	27.439 \| good	25.304 \| good	0.977 \| good	14.686 \| good	0.011 \| good
2025-06-19T07:00:00.000Z	38 \| good	7.44 \| good	18.239 \| good	28.14 \| good	0.949 \| good	14.686 \| good	0.011 \| good
2025-06-19T08:00:00.000Z	44 \| good	8.457 \| good	30.89 \| good	27.454 \| good	1.146 \| good	14.686 \| good	0.011 \| good
2025-06-19T09:00:00.000Z	49 \| good	9.137 \| good	25.41 \| good	22.287 \| good	1.154 \| good	14.686 \| good	0.011 \| good
2025-06-19T10:00:00.000Z	49 \| good	8.512 \| good	24.357 \| good	29.435 \| good	1.443 \| good	14.686 \| good	0.01 \| good
2025-06-19T11:00:00.000Z	49 \| good	9.196 \| good	23.523 \| good	30.172 \| good	2.006 \| good	14.686 \| good	0.01 \| good
2025-06-19T12:00:00.000Z	33 \| good	5.886 \| good	20.105 \| good	28.954 \| good	1.131 \| good	14.686 \| good	0.007 \| good
2025-06-19T13:00:00.000Z	49 \| good	8.704 \| good	14.23 \| good	29.544 \| good	1.109 \| good	14.686 \| good	0.01 \| good
2025-06-19T14:00:00.000Z	44 \| good	8.385 \| good	17.048 \| good	41.479 \| good	1.208 \| good	14.686 \| good	0.01 \| good
2025-06-19T15:00:00.000Z	49 \| good	8.842 \| good	17.303 \| good	44.849 \| good	1.146 \| good	14.686 \| good	0.011 \| good
2025-06-19T16:00:00.000Z	52 \| moderate	10.044 \| good	33.376 \| good	51.791 \| good	1.147 \| good	14.686 \| good	0.01 \| good
2025-06-19T17:00:00.000Z	52 \| moderate	9.813 \| good	15.595 \| good	54.486 \| good	1.209 \| good	14.686 \| good	0.011 \| good
2025-06-19T18:00:00.000Z	44 \| good	7.771 \| good	23.424 \| good	43.88 \| good	1.225 \| good	14.686 \| good	0.011 \| good
2025-06-19T19:00:00.000Z	52 \| moderate	10.222 \| good	17.974 \| good	50.069 \| good	1.202 \| good	14.686 \| good	0.011 \| good
2025-06-19T20:00:00.000Z	49 \| good	8.315 \| good	18.223 \| good	52.773 \| good	1.294 \| good	14.686 \| good	0.012 \| good
2025-06-19T21:00:00.000Z	49 \| good	8.823 \| good	28.809 \| good	53.332 \| good	1.165 \| good	14.686 \| good	0.012 \| good
2025-06-19T22:00:00.000Z	45 \| good	7.575 \| good	30.867 \| good	48.551 \| good	1.087 \| good	14.686 \| good	0.01 \| good
2025-06-19T23:00:00.000Z	51 \| moderate	6.958 \| good	17.384 \| good	54.75 \| good	1.266 \| good	14.686 \| good	0.01 \| good
2025-06-20T00:00:00.000Z	74 \| moderate	15.996 \| fine	26.705 \| good	61.993 \| fine	1.194 \| good	8.971 \| good	0.249 \| good
2025-06-20T01:00:00.000Z	58 \| moderate	12.56 \| fine	23.531 \| good	53.514 \| good	1.27 \| good	8.823 \| good	0.24 \| good
2025-06-20T02:00:00.000Z	56 \| moderate	12.27 \| fine	45.105 \| good	50.294 \| good	1.285 \| good	8.823 \| good	0.295 \| good
2025-06-20T03:00:00.000Z	67 \| moderate	17.698 \| fine	37.281 \| good	45.589 \| good	1.207 \| good	8.823 \| good	0.239 \| good
2025-06-20T04:00:00.000Z	56 \| moderate	11.578 \| good	29.493 \| good	42.68 \| good	1.008 \| good	8.823 \| good	0.244 \| good
2025-06-20T05:00:00.000Z	54 \| moderate	11.429 \| good	18.523 \| good	35.235 \| good	1.143 \| good	8.823 \| good	0.011 \| good
2025-06-20T06:00:00.000Z	54 \| moderate	10.602 \| good	20.021 \| good	34.099 \| good	1.21 \| good	8.823 \| good	0.011 \| good
2025-06-20T07:00:00.000Z	62 \| moderate	15.2 \| fine	23.309 \| good	34.133 \| good	1.313 \| good	8.823 \| good	0.012 \| good
2025-06-20T08:00:00.000Z	54 \| moderate	11.102 \| good	21.807 \| good	34.772 \| good	1.217 \| good	8.823 \| good	0.011 \| good
2025-06-20T09:00:00.000Z	54 \| moderate	11.413 \| good	24.06 \| good	32.143 \| good	1.383 \| good	8.823 \| good	0.011 \| good
2025-06-20T10:00:00.000Z	60 \| moderate	14.391 \| fine	34.21 \| good	35.25 \| good	1.426 \| good	8.823 \| good	0.01 \| good
2025-06-20T11:00:00.000Z	62 \| moderate	15.293 \| fine	28.814 \| good	31.354 \| good	1.612 \| good	8.823 \| good	0.01 \| good
2025-06-20T12:00:00.000Z	58 \| moderate	12.932 \| fine	32.638 \| good	31.15 \| good	1.515 \| good	8.823 \| good	0.01 \| good
2025-06-20T13:00:00.000Z	64 \| moderate	16.062 \| fine	27.98 \| good	38.516 \| good	1.463 \| good	8.823 \| good	0.007 \| good
2025-06-20T14:00:00.000Z	66 \| moderate	16.674 \| fine	27.25 \| good	50.607 \| good	1.48 \| good	8.823 \| good	0.01 \| good
2025-06-20T15:00:00.000Z	64 \| moderate	16.371 \| fine	25.94 \| good	44.906 \| good	1.566 \| good	8.823 \| good	0.01 \| good
2025-06-20T16:00:00.000Z	60 \| moderate	13.567 \| fine	22.233 \| good	44.135 \| good	1.662 \| good	8.823 \| good	0.01 \| good
2025-06-20T17:00:00.000Z	56 \| moderate	11.963 \| good	29.473 \| good	44.837 \| good	1.633 \| good	8.823 \| good	0.01 \| good
2025-06-20T18:00:00.000Z	52 \| moderate	9.69 \| good	34.879 \| good	41.625 \| good	1.591 \| good	8.823 \| good	0.01 \| good
2025-06-20T19:00:00.000Z	54 \| moderate	11.017 \| good	21.405 \| good	51.844 \| good	1.597 \| good	8.823 \| good	0.011 \| good
2025-06-20T20:00:00.000Z	52 \| moderate	10.409 \| good	19.808 \| good	55.485 \| fine	1.595 \| good	8.823 \| good	0.01 \| good
2025-06-20T21:00:00.000Z	56 \| moderate	11.719 \| good	20.577 \| good	53.756 \| good	1.611 \| good	8.823 \| good	0.01 \| good
2025-06-20T22:00:00.000Z	58 \| moderate	13.281 \| fine	18.895 \| good	52.34 \| good	1.578 \| good	8.823 \| good	0.009 \| good
2025-06-20T23:00:00.000Z	58 \| moderate	13.281 \| fine	18.895 \| good	52.34 \| good	1.578 \| good	8.823 \| good	0.009 \| good
2025-06-19T13:00:00.000Z	87 \| moderate	10.488 \| good	13.971 \| good	66.265 \| fine	0.434 \| good	2.544 \| good	0.16 \| good
2025-06-19T14:00:00.000Z	97 \| moderate	10.123 \| good	13.45 \| good	69.469 \| fine	0.383 \| good	1.999 \| good	0.161 \| good
2025-06-19T15:00:00.000Z	97 \| moderate	9.264 \| good	12.565 \| good	68.995 \| fine	0.324 \| good	1.781 \| good	0.159 \| good
2025-06-19T16:00:00.000Z	84 \| moderate	8.7 \| good	12.844 \| good	65.5 \| fine	0.293 \| good	1.998 \| good	0.159 \| good
2025-06-19T17:00:00.000Z	67 \| moderate	8.208 \| good	11.894 \| good	59.936 \| fine	0.337 \| good	2.765 \| good	0.156 \| good
2025-06-19T18:00:00.000Z	49 \| good	7.272 \| good	9.355 \| good	52.826 \| good	0.327 \| good	3.411 \| good	0.147 \| good
2025-06-19T19:00:00.000Z	44 \| good	7.205 \| good	8.873 \| good	47.052 \| good	0.308 \| good	4.214 \| good	0.143 \| good
2025-06-19T20:00:00.000Z	40 \| good	6.887 \| good	9.686 \| good	42.742 \| good	0.316 \| good	5.108 \| good	0.142 \| good
2025-06-19T21:00:00.000Z	38 \| good	6.585 \| good	11.329 \| good	39.995 \| good	0.337 \| good	5.876 \| good	0.14 \| good
2025-06-19T22:00:00.000Z	34 \| good	6.472 \| good	11.389 \| good	37.205 \| good	0.308 \| good	6.25 \| good	0.14 \| good
2025-06-19T23:00:00.000Z	33 \| good	6.38 \| good	10.749 \| good	35.801 \| good	0.26 \| good	5.951 \| good	0.139 \| good
2025-06-20T00:00:00.000Z	38 \| good	6.789 \| good	10.68 \| good	33.508 \| good	0.219 \| good	5.997 \| good	0.137 \| good
2025-06-20T01:00:00.000Z	38 \| good	7.435 \| good	10.571 \| good	30.726 \| good	0.19 \| good	6.024 \| good	0.135 \| good
2025-06-20T02:00:00.000Z	38 \| good	7.446 \| good	10.672 \| good	29.783 \| good	0.173 \| good	5.415 \| good	0.134 \| good
2025-06-20T03:00:00.000Z	38 \| good	7.417 \| good	11.604 \| good	27.72 \| good	0.198 \| good	5.245 \| good	0.134 \| good
2025-06-20T04:00:00.000Z	44 \| good	7.745 \| good	12.361 \| good	26.786 \| good	0.225 \| good	5.601 \| good	0.137 \| good
2025-06-20T05:00:00.000Z	52 \| moderate	9.895 \| good	13.414 \| good	25.159 \| good	0.414 \| good	6.503 \| good	0.149 \| good
2025-06-20T06:00:00.000Z	52 \| moderate	10.298 \| good	14.945 \| good	23.751 \| good	0.482 \| good	7.009 \| good	0.156 \| good
2025-06-20T07:00:00.000Z	54 \| moderate	10.524 \| good	14.85 \| good	23.843 \| good	0.595 \| good	9 \| good	0.162 \| good
2025-06-20T08:00:00.000Z	49 \| good	8.653 \| good	13.053 \| good	27.781 \| good	0.623 \| good	8.484 \| good	0.162 \| good
2025-06-20T09:00:00.000Z	44 \| good	7.952 \| good	10.996 \| good	32.082 \| good	0.626 \| good	7.413 \| good	0.158 \| good
2025-06-20T10:00:00.000Z	38 \| good	7.112 \| good	9.793 \| good	35.318 \| good	0.597 \| good	5.943 \| good	0.158 \| good
2025-06-20T11:00:00.000Z	38 \| good	6.608 \| good	9.788 \| good	39.812 \| good	0.536 \| good	4.699 \| good	0.154 \| good
2025-06-20T12:00:00.000Z	41 \| good	6.769 \| good	9.432 \| good	43.711 \| good	0.481 \| good	3.785 \| good	0.15 \| good
2025-06-20T13:00:00.000Z	43 \| good	6.783 \| good	9.118 \| good	45.76 \| good	0.439 \| good	2.985 \| good	0.152 \| good
2025-06-20T14:00:00.000Z	44 \| good	6.564 \| good	8.634 \| good	47.783 \| good	0.443 \| good	2.63 \| good	0.151 \| good
2025-06-20T15:00:00.000Z	44 \| good	6.273 \| good	8.998 \| good	48.304 \| good	0.46 \| good	2.511 \| good	0.149 \| good
2025-06-20T16:00:00.000Z	44 \| good	6.218 \| good	9.25 \| good	48.169 \| good	0.443 \| good	3.001 \| good	0.149 \| good
2025-06-20T17:00:00.000Z	44 \| good	6.758 \| good	8.979 \| good	47.451 \| good	0.497 \| good	3.355 \| good	0.15 \| good
2025-06-20T18:00:00.000Z	44 \| good	6.991 \| good	8.748 \| good	47.098 \| good	0.608 \| good	3.716 \| good	0.152 \| good
2025-06-20T19:00:00.000Z	41 \| good	7.098 \| good	9.17 \| good	43.662 \| good	0.589 \| good	3.635 \| good	0.149 \| good
2025-06-20T20:00:00.000Z	44 \| good	7.845 \| good	10.592 \| good	40.498 \| good	0.615 \| good	5.115 \| good	0.151 \| good
2025-06-20T21:00:00.000Z	44 \| good	8.495 \| good	12.982 \| good	38.339 \| good	0.623 \| good	7.689 \| good	0.156 \| good
2025-06-20T22:00:00.000Z	49 \| good	9.37 \| good	13.832 \| good	33.541 \| good	0.584 \| good	8.301 \| good	0.156 \| good
2025-06-20T23:00:00.000Z	52 \| moderate	10.437 \| good	15.55 \| good	33.624 \| good	0.498 \| good	8.968 \| good	0.156 \| good
2025-06-21T00:00:00.000Z	54 \| moderate	11.302 \| good	15.78 \| good	33.818 \| good	0.409 \| good	8.612 \| good	0.16 \| good
2025-06-21T01:00:00.000Z	58 \| moderate	12.584 \| fine	17.269 \| good	31.341 \| good	0.353 \| good	8.718 \| good	0.166 \| good
2025-06-21T02:00:00.000Z	58 \| moderate	13.04 \| fine	18.067 \| good	26.562 \| good	0.345 \| good	8.413 \| good	0.172 \| good
2025-06-21T03:00:00.000Z	58 \| moderate	12.934 \| fine	17.173 \| good	21.179 \| good	0.357 \| good	9.499 \| good	0.176 \| good
2025-06-21T04:00:00.000Z	58 \| moderate	13.085 \| fine	16.904 \| good	19.777 \| good	0.418 \| good	9.801 \| good	0.173 \| good
2025-06-21T05:00:00.000Z	58 \| moderate	12.5 \| fine	16.919 \| good	23.617 \| good	0.542 \| good	8.965 \| good	0.175 \| good
2025-06-21T06:00:00.000Z	54 \| moderate	10.566 \| good	14.206 \| good	26.03 \| good	0.687 \| good	7.94 \| good	0.184 \| good
2025-06-21T07:00:00.000Z	52 \| moderate	9.978 \| good	12.93 \| good	29.335 \| good	0.864 \| good	6.668 \| good	0.193 \| good
2025-06-21T08:00:00.000Z	49 \| good	8.649 \| good	11.963 \| good	34.503 \| good	1.019 \| good	5.65 \| good	0.196 \| good
2025-06-21T09:00:00.000Z	44 \| good	8.465 \| good	11.097 \| good	39.691 \| good	0.963 \| good	4.975 \| good	0.187 \| good
2025-06-21T10:00:00.000Z	44 \| good	8.127 \| good	9.952 \| good	47.422 \| good	0.798 \| good	3.83 \| good	0.18 \| good
2025-06-21T11:00:00.000Z	54 \| moderate	8.396 \| good	9.598 \| good	56.36 \| fine	0.618 \| good	2.951 \| good	0.171 \| good
2025-06-21T12:00:00.000Z	77 \| moderate	7.957 \| good	9.378 \| good	62.949 \| fine	0.404 \| good	1.978 \| good	0.163 \| good

Hoddesdon

Empower business decisions with accurate air quality data

Hoddesdon, Hertfordshire air quality map: Real-time AQI near you

0.01ppm

How accurate is Hertfordshire, UK air quality data?

Air quality measurements for Hertfordshire, 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 Hoddesdon, Hertfordshire updated?

Air quality data for Hoddesdon, Hertfordshire is updated on an hourly basis.

When did Hoddesdon, Hertfordshire experience the worst air quality in the last 24 hours?

The worst air quality in Hoddesdon, Hertfordshire was recorded at 11:00:00 on 2025-06-19.

When did Hoddesdon, Hertfordshire have its best air quality in the last 24 hours?

The best air quality in Hoddesdon, Hertfordshire was recorded at 12:00:00 on 2025-06-18.

What is the real-time air quality index for Hoddesdon, Hertfordshire?

The real-time air quality index in Hoddesdon, Hertfordshire is 33, currently categorized as Good.

Which pollutant is found most often in Hoddesdon, Hertfordshire?

The most common pollutant in Hoddesdon, Hertfordshire is PM2.5.

What can I do if the air quality in Hoddesdon, Hertfordshire is poor?

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

What are the current PM_2.5 levels in Hoddesdon, Hertfordshire?

The measured PM_2.5 levels in Hoddesdon, Hertfordshire at present are 5.886 μg/m³.

What are the current PM₁₀ levels at Hoddesdon, Hertfordshire?

The current PM₁₀ levels in Hoddesdon, Hertfordshire are 20.105 μg/m³.

What are the current carbon monoxide (CO) levels at Hoddesdon, Hertfordshire?

The current carbon monoxide (CO) level in Hoddesdon, Hertfordshire is 0.007 ppm.

What are the current sulfur dioxide (SO₂) levels at Hoddesdon, Hertfordshire?

The current sulfur dioxide (SO₂) levels in Hoddesdon, Hertfordshire are 1.131 ppb.

What are the current ozone (O₃) levels at Hoddesdon, Hertfordshire?

The current ozone (O₃) levels at Hoddesdon, Hertfordshire is 28.954 ppm.

What are the current nitrogen dioxide (NO₂) levels at Hoddesdon, Hertfordshire?

The current nitrogen dioxide (NO₂) levels at Hoddesdon, Hertfordshire is 14.686 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-19T00:00:00.000Z	44 \| good	7.913 \| good	15.427 \| good	44.681 \| good	0.878 \| good	14.686 \| good	0.329 \| good
2025-06-19T01:00:00.000Z	44 \| good	8.323 \| good	20.61 \| good	42.028 \| good	0.955 \| good	14.686 \| good	0.295 \| good
2025-06-19T02:00:00.000Z	38 \| good	7.422 \| good	17.821 \| good	28.589 \| good	1.084 \| good	14.686 \| good	0.322 \| good
2025-06-19T03:00:00.000Z	44 \| good	7.98 \| good	20.456 \| good	33.386 \| good	1.145 \| good	14.686 \| good	0.348 \| good
2025-06-19T04:00:00.000Z	38 \| good	7.131 \| good	16.712 \| good	28.428 \| good	1.083 \| good	14.686 \| good	0.356 \| good
2025-06-19T05:00:00.000Z	44 \| good	7.651 \| good	15.546 \| good	32.667 \| good	1.039 \| good	14.686 \| good	0.015 \| good
2025-06-19T06:00:00.000Z	44 \| good	7.826 \| good	27.439 \| good	25.304 \| good	0.977 \| good	14.686 \| good	0.011 \| good
2025-06-19T07:00:00.000Z	38 \| good	7.44 \| good	18.239 \| good	28.14 \| good	0.949 \| good	14.686 \| good	0.011 \| good
2025-06-19T08:00:00.000Z	44 \| good	8.457 \| good	30.89 \| good	27.454 \| good	1.146 \| good	14.686 \| good	0.011 \| good
2025-06-19T09:00:00.000Z	49 \| good	9.137 \| good	25.41 \| good	22.287 \| good	1.154 \| good	14.686 \| good	0.011 \| good
2025-06-19T10:00:00.000Z	49 \| good	8.512 \| good	24.357 \| good	29.435 \| good	1.443 \| good	14.686 \| good	0.01 \| good
2025-06-19T11:00:00.000Z	49 \| good	9.196 \| good	23.523 \| good	30.172 \| good	2.006 \| good	14.686 \| good	0.01 \| good
2025-06-19T12:00:00.000Z	33 \| good	5.886 \| good	20.105 \| good	28.954 \| good	1.131 \| good	14.686 \| good	0.007 \| good
2025-06-19T13:00:00.000Z	49 \| good	8.704 \| good	14.23 \| good	29.544 \| good	1.109 \| good	14.686 \| good	0.01 \| good
2025-06-19T14:00:00.000Z	44 \| good	8.385 \| good	17.048 \| good	41.479 \| good	1.208 \| good	14.686 \| good	0.01 \| good
2025-06-19T15:00:00.000Z	49 \| good	8.842 \| good	17.303 \| good	44.849 \| good	1.146 \| good	14.686 \| good	0.011 \| good
2025-06-19T16:00:00.000Z	52 \| moderate	10.044 \| good	33.376 \| good	51.791 \| good	1.147 \| good	14.686 \| good	0.01 \| good
2025-06-19T17:00:00.000Z	52 \| moderate	9.813 \| good	15.595 \| good	54.486 \| good	1.209 \| good	14.686 \| good	0.011 \| good
2025-06-19T18:00:00.000Z	44 \| good	7.771 \| good	23.424 \| good	43.88 \| good	1.225 \| good	14.686 \| good	0.011 \| good
2025-06-19T19:00:00.000Z	52 \| moderate	10.222 \| good	17.974 \| good	50.069 \| good	1.202 \| good	14.686 \| good	0.011 \| good
2025-06-19T20:00:00.000Z	49 \| good	8.315 \| good	18.223 \| good	52.773 \| good	1.294 \| good	14.686 \| good	0.012 \| good
2025-06-19T21:00:00.000Z	49 \| good	8.823 \| good	28.809 \| good	53.332 \| good	1.165 \| good	14.686 \| good	0.012 \| good
2025-06-19T22:00:00.000Z	45 \| good	7.575 \| good	30.867 \| good	48.551 \| good	1.087 \| good	14.686 \| good	0.01 \| good
2025-06-19T23:00:00.000Z	51 \| moderate	6.958 \| good	17.384 \| good	54.75 \| good	1.266 \| good	14.686 \| good	0.01 \| good
2025-06-20T00:00:00.000Z	74 \| moderate	15.996 \| fine	26.705 \| good	61.993 \| fine	1.194 \| good	8.971 \| good	0.249 \| good
2025-06-20T01:00:00.000Z	58 \| moderate	12.56 \| fine	23.531 \| good	53.514 \| good	1.27 \| good	8.823 \| good	0.24 \| good
2025-06-20T02:00:00.000Z	56 \| moderate	12.27 \| fine	45.105 \| good	50.294 \| good	1.285 \| good	8.823 \| good	0.295 \| good
2025-06-20T03:00:00.000Z	67 \| moderate	17.698 \| fine	37.281 \| good	45.589 \| good	1.207 \| good	8.823 \| good	0.239 \| good
2025-06-20T04:00:00.000Z	56 \| moderate	11.578 \| good	29.493 \| good	42.68 \| good	1.008 \| good	8.823 \| good	0.244 \| good
2025-06-20T05:00:00.000Z	54 \| moderate	11.429 \| good	18.523 \| good	35.235 \| good	1.143 \| good	8.823 \| good	0.011 \| good
2025-06-20T06:00:00.000Z	54 \| moderate	10.602 \| good	20.021 \| good	34.099 \| good	1.21 \| good	8.823 \| good	0.011 \| good
2025-06-20T07:00:00.000Z	62 \| moderate	15.2 \| fine	23.309 \| good	34.133 \| good	1.313 \| good	8.823 \| good	0.012 \| good
2025-06-20T08:00:00.000Z	54 \| moderate	11.102 \| good	21.807 \| good	34.772 \| good	1.217 \| good	8.823 \| good	0.011 \| good
2025-06-20T09:00:00.000Z	54 \| moderate	11.413 \| good	24.06 \| good	32.143 \| good	1.383 \| good	8.823 \| good	0.011 \| good
2025-06-20T10:00:00.000Z	60 \| moderate	14.391 \| fine	34.21 \| good	35.25 \| good	1.426 \| good	8.823 \| good	0.01 \| good
2025-06-20T11:00:00.000Z	62 \| moderate	15.293 \| fine	28.814 \| good	31.354 \| good	1.612 \| good	8.823 \| good	0.01 \| good
2025-06-20T12:00:00.000Z	58 \| moderate	12.932 \| fine	32.638 \| good	31.15 \| good	1.515 \| good	8.823 \| good	0.01 \| good
2025-06-20T13:00:00.000Z	64 \| moderate	16.062 \| fine	27.98 \| good	38.516 \| good	1.463 \| good	8.823 \| good	0.007 \| good
2025-06-20T14:00:00.000Z	66 \| moderate	16.674 \| fine	27.25 \| good	50.607 \| good	1.48 \| good	8.823 \| good	0.01 \| good
2025-06-20T15:00:00.000Z	64 \| moderate	16.371 \| fine	25.94 \| good	44.906 \| good	1.566 \| good	8.823 \| good	0.01 \| good
2025-06-20T16:00:00.000Z	60 \| moderate	13.567 \| fine	22.233 \| good	44.135 \| good	1.662 \| good	8.823 \| good	0.01 \| good
2025-06-20T17:00:00.000Z	56 \| moderate	11.963 \| good	29.473 \| good	44.837 \| good	1.633 \| good	8.823 \| good	0.01 \| good
2025-06-20T18:00:00.000Z	52 \| moderate	9.69 \| good	34.879 \| good	41.625 \| good	1.591 \| good	8.823 \| good	0.01 \| good
2025-06-20T19:00:00.000Z	54 \| moderate	11.017 \| good	21.405 \| good	51.844 \| good	1.597 \| good	8.823 \| good	0.011 \| good
2025-06-20T20:00:00.000Z	52 \| moderate	10.409 \| good	19.808 \| good	55.485 \| fine	1.595 \| good	8.823 \| good	0.01 \| good
2025-06-20T21:00:00.000Z	56 \| moderate	11.719 \| good	20.577 \| good	53.756 \| good	1.611 \| good	8.823 \| good	0.01 \| good
2025-06-20T22:00:00.000Z	58 \| moderate	13.281 \| fine	18.895 \| good	52.34 \| good	1.578 \| good	8.823 \| good	0.009 \| good
2025-06-20T23:00:00.000Z	58 \| moderate	13.281 \| fine	18.895 \| good	52.34 \| good	1.578 \| good	8.823 \| good	0.009 \| good
2025-06-19T13:00:00.000Z	87 \| moderate	10.488 \| good	13.971 \| good	66.265 \| fine	0.434 \| good	2.544 \| good	0.16 \| good
2025-06-19T14:00:00.000Z	97 \| moderate	10.123 \| good	13.45 \| good	69.469 \| fine	0.383 \| good	1.999 \| good	0.161 \| good
2025-06-19T15:00:00.000Z	97 \| moderate	9.264 \| good	12.565 \| good	68.995 \| fine	0.324 \| good	1.781 \| good	0.159 \| good
2025-06-19T16:00:00.000Z	84 \| moderate	8.7 \| good	12.844 \| good	65.5 \| fine	0.293 \| good	1.998 \| good	0.159 \| good
2025-06-19T17:00:00.000Z	67 \| moderate	8.208 \| good	11.894 \| good	59.936 \| fine	0.337 \| good	2.765 \| good	0.156 \| good
2025-06-19T18:00:00.000Z	49 \| good	7.272 \| good	9.355 \| good	52.826 \| good	0.327 \| good	3.411 \| good	0.147 \| good
2025-06-19T19:00:00.000Z	44 \| good	7.205 \| good	8.873 \| good	47.052 \| good	0.308 \| good	4.214 \| good	0.143 \| good
2025-06-19T20:00:00.000Z	40 \| good	6.887 \| good	9.686 \| good	42.742 \| good	0.316 \| good	5.108 \| good	0.142 \| good
2025-06-19T21:00:00.000Z	38 \| good	6.585 \| good	11.329 \| good	39.995 \| good	0.337 \| good	5.876 \| good	0.14 \| good
2025-06-19T22:00:00.000Z	34 \| good	6.472 \| good	11.389 \| good	37.205 \| good	0.308 \| good	6.25 \| good	0.14 \| good
2025-06-19T23:00:00.000Z	33 \| good	6.38 \| good	10.749 \| good	35.801 \| good	0.26 \| good	5.951 \| good	0.139 \| good
2025-06-20T00:00:00.000Z	38 \| good	6.789 \| good	10.68 \| good	33.508 \| good	0.219 \| good	5.997 \| good	0.137 \| good
2025-06-20T01:00:00.000Z	38 \| good	7.435 \| good	10.571 \| good	30.726 \| good	0.19 \| good	6.024 \| good	0.135 \| good
2025-06-20T02:00:00.000Z	38 \| good	7.446 \| good	10.672 \| good	29.783 \| good	0.173 \| good	5.415 \| good	0.134 \| good
2025-06-20T03:00:00.000Z	38 \| good	7.417 \| good	11.604 \| good	27.72 \| good	0.198 \| good	5.245 \| good	0.134 \| good
2025-06-20T04:00:00.000Z	44 \| good	7.745 \| good	12.361 \| good	26.786 \| good	0.225 \| good	5.601 \| good	0.137 \| good
2025-06-20T05:00:00.000Z	52 \| moderate	9.895 \| good	13.414 \| good	25.159 \| good	0.414 \| good	6.503 \| good	0.149 \| good
2025-06-20T06:00:00.000Z	52 \| moderate	10.298 \| good	14.945 \| good	23.751 \| good	0.482 \| good	7.009 \| good	0.156 \| good
2025-06-20T07:00:00.000Z	54 \| moderate	10.524 \| good	14.85 \| good	23.843 \| good	0.595 \| good	9 \| good	0.162 \| good
2025-06-20T08:00:00.000Z	49 \| good	8.653 \| good	13.053 \| good	27.781 \| good	0.623 \| good	8.484 \| good	0.162 \| good
2025-06-20T09:00:00.000Z	44 \| good	7.952 \| good	10.996 \| good	32.082 \| good	0.626 \| good	7.413 \| good	0.158 \| good
2025-06-20T10:00:00.000Z	38 \| good	7.112 \| good	9.793 \| good	35.318 \| good	0.597 \| good	5.943 \| good	0.158 \| good
2025-06-20T11:00:00.000Z	38 \| good	6.608 \| good	9.788 \| good	39.812 \| good	0.536 \| good	4.699 \| good	0.154 \| good
2025-06-20T12:00:00.000Z	41 \| good	6.769 \| good	9.432 \| good	43.711 \| good	0.481 \| good	3.785 \| good	0.15 \| good
2025-06-20T13:00:00.000Z	43 \| good	6.783 \| good	9.118 \| good	45.76 \| good	0.439 \| good	2.985 \| good	0.152 \| good
2025-06-20T14:00:00.000Z	44 \| good	6.564 \| good	8.634 \| good	47.783 \| good	0.443 \| good	2.63 \| good	0.151 \| good
2025-06-20T15:00:00.000Z	44 \| good	6.273 \| good	8.998 \| good	48.304 \| good	0.46 \| good	2.511 \| good	0.149 \| good
2025-06-20T16:00:00.000Z	44 \| good	6.218 \| good	9.25 \| good	48.169 \| good	0.443 \| good	3.001 \| good	0.149 \| good
2025-06-20T17:00:00.000Z	44 \| good	6.758 \| good	8.979 \| good	47.451 \| good	0.497 \| good	3.355 \| good	0.15 \| good
2025-06-20T18:00:00.000Z	44 \| good	6.991 \| good	8.748 \| good	47.098 \| good	0.608 \| good	3.716 \| good	0.152 \| good
2025-06-20T19:00:00.000Z	41 \| good	7.098 \| good	9.17 \| good	43.662 \| good	0.589 \| good	3.635 \| good	0.149 \| good
2025-06-20T20:00:00.000Z	44 \| good	7.845 \| good	10.592 \| good	40.498 \| good	0.615 \| good	5.115 \| good	0.151 \| good
2025-06-20T21:00:00.000Z	44 \| good	8.495 \| good	12.982 \| good	38.339 \| good	0.623 \| good	7.689 \| good	0.156 \| good
2025-06-20T22:00:00.000Z	49 \| good	9.37 \| good	13.832 \| good	33.541 \| good	0.584 \| good	8.301 \| good	0.156 \| good
2025-06-20T23:00:00.000Z	52 \| moderate	10.437 \| good	15.55 \| good	33.624 \| good	0.498 \| good	8.968 \| good	0.156 \| good
2025-06-21T00:00:00.000Z	54 \| moderate	11.302 \| good	15.78 \| good	33.818 \| good	0.409 \| good	8.612 \| good	0.16 \| good
2025-06-21T01:00:00.000Z	58 \| moderate	12.584 \| fine	17.269 \| good	31.341 \| good	0.353 \| good	8.718 \| good	0.166 \| good
2025-06-21T02:00:00.000Z	58 \| moderate	13.04 \| fine	18.067 \| good	26.562 \| good	0.345 \| good	8.413 \| good	0.172 \| good
2025-06-21T03:00:00.000Z	58 \| moderate	12.934 \| fine	17.173 \| good	21.179 \| good	0.357 \| good	9.499 \| good	0.176 \| good
2025-06-21T04:00:00.000Z	58 \| moderate	13.085 \| fine	16.904 \| good	19.777 \| good	0.418 \| good	9.801 \| good	0.173 \| good
2025-06-21T05:00:00.000Z	58 \| moderate	12.5 \| fine	16.919 \| good	23.617 \| good	0.542 \| good	8.965 \| good	0.175 \| good
2025-06-21T06:00:00.000Z	54 \| moderate	10.566 \| good	14.206 \| good	26.03 \| good	0.687 \| good	7.94 \| good	0.184 \| good
2025-06-21T07:00:00.000Z	52 \| moderate	9.978 \| good	12.93 \| good	29.335 \| good	0.864 \| good	6.668 \| good	0.193 \| good
2025-06-21T08:00:00.000Z	49 \| good	8.649 \| good	11.963 \| good	34.503 \| good	1.019 \| good	5.65 \| good	0.196 \| good
2025-06-21T09:00:00.000Z	44 \| good	8.465 \| good	11.097 \| good	39.691 \| good	0.963 \| good	4.975 \| good	0.187 \| good
2025-06-21T10:00:00.000Z	44 \| good	8.127 \| good	9.952 \| good	47.422 \| good	0.798 \| good	3.83 \| good	0.18 \| good
2025-06-21T11:00:00.000Z	54 \| moderate	8.396 \| good	9.598 \| good	56.36 \| fine	0.618 \| good	2.951 \| good	0.171 \| good
2025-06-21T12:00:00.000Z	77 \| moderate	7.957 \| good	9.378 \| good	62.949 \| fine	0.404 \| good	1.978 \| good	0.163 \| good

Live air quality index in Hoddesdon, Hertfordshire today

Major air pollutants in Hoddesdon, Hertfordshire

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Hoddesdon, Hertfordshire air quality forecast and history

Empower business decisions with accurate air quality data

Hoddesdon, Hertfordshire air quality map: Real-time AQI near you

Air quality in nearby cities

Ware, Hertfordshire

Hertford, Hertfordshire

Cheshunt, Hertfordshire

Harlow, Essex

Waltham Cross, Hertfordshire

Waltham Abbey, Essex

How accurate is Hertfordshire, UK air quality data?

Air quality levels in UK

Frequently asked questions

How frequently is the air quality data for Hoddesdon, Hertfordshire updated?

When did Hoddesdon, Hertfordshire experience the worst air quality in the last 24 hours?

When did Hoddesdon, Hertfordshire have its best air quality in the last 24 hours?

What is the real-time air quality index for Hoddesdon, Hertfordshire?

Which pollutant is found most often in Hoddesdon, Hertfordshire?

What can I do if the air quality in Hoddesdon, Hertfordshire is poor?

What are the current PM2.5 levels in Hoddesdon, Hertfordshire?

What are the current PM10 levels at Hoddesdon, Hertfordshire?

What are the current carbon monoxide (CO) levels at Hoddesdon, Hertfordshire?

What are the current sulfur dioxide (SO2) levels at Hoddesdon, Hertfordshire?

What are the current ozone (O3) levels at Hoddesdon, Hertfordshire?

What are the current nitrogen dioxide (NO2) levels at Hoddesdon, Hertfordshire?

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 Hoddesdon, Hertfordshire?

What are the current PM₁₀ levels at Hoddesdon, Hertfordshire?

What are the current sulfur dioxide (SO₂) levels at Hoddesdon, Hertfordshire?

What are the current ozone (O₃) levels at Hoddesdon, Hertfordshire?

What are the current nitrogen dioxide (NO₂) levels at Hoddesdon, Hertfordshire?