What are the current PM10 levels at Londonderry, New Hampshire?

The current PM10 levels in Londonderry, New Hampshire are 21.107 μg/m3.

What are the current sulfur dioxide (SO2) levels at Londonderry, New Hampshire?

The current sulfur dioxide (SO2) levels in Londonderry, New Hampshire are 1.061 ppb.

What are the current ozone (O3) levels at Londonderry, New Hampshire?

The current ozone (O3) levels at Londonderry, New Hampshire is 18.097 ppm.

What are the current nitrogen dioxide (NO2) levels at Londonderry, New Hampshire?

The current nitrogen dioxide (NO2) levels at Londonderry, New Hampshire is 7.221 ppb.

Live air quality index in Londonderry, New Hampshire today

Name: Live air pollution levels in Londonderry, New Hampshire today
Creator: Ambee

Stay updated with real-time air quality in Londonderry, New Hampshire 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

Londonderry, New Hampshire

Last updated: ... (Local time)

Major air pollutants in Londonderry, New Hampshire

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

9.78 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

21.11 μg/m³

155

255

425

605+

Ozone (O₃)

18.10 ppb

201

201+

Sulfur Dioxide (SO₂)

1.06 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.22 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.10 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Londonderry, New Hampshire

Get Live Pollen Counts

Londonderry, New Hampshire

Scroll To Air Quality Map

Track live Londonderry, New Hampshire air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-05T11:00:00.000Z	49 \| good	9.208 \| good	20.189 \| good	29.002 \| good	0.322 \| good	11.273 \| good	0.203 \| good
2025-06-05T12:00:00.000Z	49 \| good	9.239 \| good	21.375 \| good	26.159 \| good	0.515 \| good	13.89 \| good	0.205 \| good
2025-06-05T13:00:00.000Z	52 \| moderate	10.054 \| good	20.817 \| good	35.869 \| good	0.511 \| good	13.51 \| good	0.207 \| good
2025-06-05T14:00:00.000Z	56 \| moderate	12.187 \| fine	22.74 \| good	40.884 \| good	0.516 \| good	10.814 \| good	0.208 \| good
2025-06-05T15:00:00.000Z	60 \| moderate	14.15 \| fine	24.832 \| good	44.993 \| good	0.518 \| good	7.671 \| good	0.205 \| good
2025-06-05T16:00:00.000Z	64 \| moderate	15.989 \| fine	29.022 \| good	50.014 \| good	0.516 \| good	7.772 \| good	0.204 \| good
2025-06-05T17:00:00.000Z	84 \| moderate	17.068 \| fine	30.467 \| good	64.527 \| fine	0.984 \| good	9.546 \| good	0.205 \| good
2025-06-05T18:00:00.000Z	84 \| moderate	17.347 \| fine	31.538 \| good	64.542 \| fine	0.916 \| good	7.309 \| good	0.205 \| good
2025-06-05T19:00:00.000Z	77 \| moderate	17.728 \| fine	29.729 \| good	62.781 \| fine	0.947 \| good	3.994 \| good	0.108 \| good
2025-06-05T20:00:00.000Z	80 \| moderate	17.416 \| fine	28.959 \| good	63.768 \| fine	0.13 \| good	6.498 \| good	0.11 \| good
2025-06-05T21:00:00.000Z	77 \| moderate	16.786 \| fine	28.332 \| good	62.895 \| fine	0.137 \| good	6.099 \| good	0.11 \| good
2025-06-05T22:00:00.000Z	77 \| moderate	16.804 \| fine	27.264 \| good	62.949 \| fine	0.134 \| good	5.176 \| good	0.111 \| good
2025-06-05T23:00:00.000Z	67 \| moderate	17.186 \| fine	28.208 \| good	60.116 \| fine	0.136 \| good	5.163 \| good	0.111 \| good
2025-06-06T00:00:00.000Z	67 \| moderate	17.551 \| fine	28.416 \| good	58.968 \| fine	0.138 \| good	6.018 \| good	0.206 \| good
2025-06-06T01:00:00.000Z	67 \| moderate	17.834 \| fine	28.615 \| good	52.08 \| good	0.136 \| good	6.425 \| good	0.206 \| good
2025-06-06T02:00:00.000Z	67 \| moderate	18.487 \| fine	28.46 \| good	44.482 \| good	0.233 \| good	6.88 \| good	0.206 \| good
2025-06-06T03:00:00.000Z	69 \| moderate	18.78 \| fine	29.24 \| good	39.027 \| good	0.233 \| good	16.133 \| good	0.207 \| good
2025-06-06T04:00:00.000Z	69 \| moderate	18.848 \| fine	29.043 \| good	38.975 \| good	0.234 \| good	18.313 \| good	0.208 \| good
2025-06-06T05:00:00.000Z	69 \| moderate	19.308 \| fine	30.159 \| good	42.551 \| good	0.235 \| good	7.075 \| good	0.204 \| good
2025-06-06T06:00:00.000Z	71 \| moderate	19.598 \| fine	28.052 \| good	27.765 \| good	0.241 \| good	7.76 \| good	0.104 \| good
2025-06-06T07:00:00.000Z	71 \| moderate	19.964 \| fine	29.36 \| good	27.57 \| good	0.235 \| good	10.163 \| good	0.109 \| good
2025-06-06T08:00:00.000Z	71 \| moderate	20.067 \| fine	31.23 \| good	32.035 \| good	0.141 \| good	10.882 \| good	0.107 \| good
2025-06-06T09:00:00.000Z	69 \| moderate	18.944 \| fine	30.387 \| good	35.673 \| good	1.003 \| good	3.542 \| good	0.108 \| good
2025-06-06T10:00:00.000Z	64 \| moderate	16.253 \| fine	27.189 \| good	36.696 \| good	1.017 \| good	3.835 \| good	0.107 \| good
2025-06-06T11:00:00.000Z	62 \| moderate	14.862 \| fine	24.755 \| good	34.018 \| good	0.979 \| good	4.899 \| good	0.106 \| good
2025-06-06T12:00:00.000Z	60 \| moderate	14.376 \| fine	27.211 \| good	32.502 \| good	1.01 \| good	4.323 \| good	0.107 \| good
2025-06-06T13:00:00.000Z	60 \| moderate	13.765 \| fine	28.525 \| good	35.13 \| good	1 \| good	6.063 \| good	0.108 \| good
2025-06-06T14:00:00.000Z	58 \| moderate	13.181 \| fine	25.883 \| good	33.421 \| good	0.945 \| good	8.833 \| good	0.106 \| good
2025-06-06T15:00:00.000Z	58 \| moderate	12.767 \| fine	23.662 \| good	31.681 \| good	0.95 \| good	5.274 \| good	0.106 \| good
2025-06-06T16:00:00.000Z	56 \| moderate	11.793 \| good	22.767 \| good	34.422 \| good	0.138 \| good	7.36 \| good	0.106 \| good
2025-06-06T17:00:00.000Z	56 \| moderate	11.577 \| good	21.809 \| good	38.282 \| good	0.135 \| good	5.164 \| good	0.105 \| good
2025-06-06T18:00:00.000Z	56 \| moderate	11.742 \| good	22.186 \| good	38.306 \| good	0.136 \| good	5.547 \| good	0.106 \| good
2025-06-06T19:00:00.000Z	56 \| moderate	12.077 \| good	21.905 \| good	47.079 \| good	0.132 \| good	7.095 \| good	0.109 \| good
2025-06-06T20:00:00.000Z	56 \| moderate	12.403 \| fine	22.268 \| good	45.059 \| good	0.986 \| good	7.392 \| good	0.107 \| good
2025-06-06T21:00:00.000Z	58 \| moderate	12.535 \| fine	23.2 \| good	49.559 \| good	1.124 \| good	6.587 \| good	0.203 \| good
2025-06-06T22:00:00.000Z	56 \| moderate	12.22 \| fine	21.659 \| good	43.891 \| good	0.959 \| good	6.009 \| good	0.108 \| good
2025-06-06T23:00:00.000Z	54 \| moderate	11.156 \| good	20.555 \| good	40.887 \| good	0.994 \| good	6.172 \| good	0.107 \| good
2025-06-07T00:00:00.000Z	52 \| moderate	9.584 \| good	23.064 \| good	39.907 \| good	0.966 \| good	5.039 \| good	0.108 \| good
2025-06-07T01:00:00.000Z	49 \| good	8.585 \| good	23.302 \| good	48.203 \| good	0.861 \| good	7.62 \| good	0.11 \| good
2025-06-07T02:00:00.000Z	44 \| good	8.251 \| good	21.631 \| good	41.935 \| good	0.895 \| good	5.601 \| good	0.111 \| good
2025-06-07T03:00:00.000Z	49 \| good	8.505 \| good	22.428 \| good	38.907 \| good	0.99 \| good	6.668 \| good	0.108 \| good
2025-06-07T04:00:00.000Z	49 \| good	8.766 \| good	24.661 \| good	38.867 \| good	0.968 \| good	7.342 \| good	0.107 \| good
2025-06-07T05:00:00.000Z	49 \| good	9.496 \| good	24.214 \| good	37.847 \| good	1.089 \| good	4.984 \| good	0.102 \| good
2025-06-07T06:00:00.000Z	52 \| moderate	9.759 \| good	22.964 \| good	38.548 \| good	1.08 \| good	6.96 \| good	0.102 \| good
2025-06-07T07:00:00.000Z	54 \| moderate	10.824 \| good	25.945 \| good	34.294 \| good	0.901 \| good	5.164 \| good	0.106 \| good
2025-06-07T08:00:00.000Z	52 \| moderate	10.07 \| good	23.203 \| good	26.002 \| good	0.996 \| good	5.35 \| good	0.106 \| good
2025-06-07T09:00:00.000Z	52 \| moderate	9.741 \| good	21.491 \| good	19.978 \| good	1.023 \| good	5.945 \| good	0.107 \| good
2025-06-07T10:00:00.000Z	52 \| moderate	9.777 \| good	21.107 \| good	18.097 \| good	1.061 \| good	7.221 \| good	0.105 \| good
2025-06-07T10:00:00.000Z	52 \| moderate	9.777 \| good	21.107 \| good	18.097 \| good	1.061 \| good	7.221 \| good	0.105 \| good
2025-06-07T11:00:00.000Z	27 \| good	5.344 \| good	23.351 \| good	28.748 \| good	0.23 \| good	3.404 \| good	0.191 \| good
2025-06-07T12:00:00.000Z	27 \| good	5.417 \| good	23.387 \| good	28.032 \| good	0.28 \| good	3.784 \| good	0.19 \| good
2025-06-07T13:00:00.000Z	38 \| good	6.761 \| good	30.279 \| good	30.132 \| good	0.241 \| good	2.522 \| good	0.164 \| good
2025-06-07T14:00:00.000Z	44 \| good	8.194 \| good	36.3 \| good	31.857 \| good	0.285 \| good	2.906 \| good	0.164 \| good
2025-06-07T15:00:00.000Z	49 \| good	9.122 \| good	40.887 \| good	34.771 \| good	0.33 \| good	3.29 \| good	0.165 \| good
2025-06-07T16:00:00.000Z	54 \| moderate	11.343 \| good	50.044 \| good	37.249 \| good	0.386 \| good	2.044 \| good	0.162 \| good
2025-06-07T17:00:00.000Z	60 \| moderate	13.838 \| fine	62.606 \| fine	36.278 \| good	0.471 \| good	2.415 \| good	0.164 \| good
2025-06-07T18:00:00.000Z	62 \| moderate	14.572 \| fine	65.031 \| fine	40.214 \| good	0.556 \| good	2.787 \| good	0.166 \| good
2025-06-07T19:00:00.000Z	62 \| moderate	15.322 \| fine	68.791 \| fine	42.76 \| good	0.337 \| good	2.173 \| good	0.183 \| good
2025-06-07T20:00:00.000Z	62 \| moderate	14.806 \| fine	66.55 \| fine	46.304 \| good	0.46 \| good	2.539 \| good	0.181 \| good
2025-06-07T21:00:00.000Z	60 \| moderate	13.698 \| fine	60.992 \| fine	51.585 \| good	0.582 \| good	2.905 \| good	0.179 \| good
2025-06-07T22:00:00.000Z	56 \| moderate	11.581 \| good	50.865 \| good	47.007 \| good	0.266 \| good	5.408 \| good	0.232 \| good
2025-06-07T23:00:00.000Z	49 \| good	8.655 \| good	37.872 \| good	35.093 \| good	0.335 \| good	6.337 \| good	0.233 \| good
2025-06-08T00:00:00.000Z	36 \| good	6.149 \| good	27.103 \| good	39.479 \| good	0.403 \| good	7.265 \| good	0.233 \| good
2025-06-08T01:00:00.000Z	33 \| good	6.11 \| good	27.23 \| good	32.28 \| good	0.301 \| good	4.655 \| good	0.228 \| good
2025-06-08T02:00:00.000Z	38 \| good	6.642 \| good	29.489 \| good	30.618 \| good	0.32 \| good	5.267 \| good	0.225 \| good
2025-06-08T03:00:00.000Z	38 \| good	7.23 \| good	32.177 \| good	28.22 \| good	0.34 \| good	5.88 \| good	0.221 \| good
2025-06-08T04:00:00.000Z	49 \| good	8.992 \| good	39.218 \| good	25.805 \| good	0.303 \| good	4.617 \| good	0.246 \| good
2025-06-08T05:00:00.000Z	54 \| moderate	10.869 \| good	48.239 \| good	23.276 \| good	0.323 \| good	5.127 \| good	0.238 \| good
2025-06-08T06:00:00.000Z	52 \| moderate	10.292 \| good	45.237 \| good	21.605 \| good	0.344 \| good	5.637 \| good	0.231 \| good
2025-06-08T07:00:00.000Z	49 \| good	9.155 \| good	41.19 \| good	20.691 \| good	0.301 \| good	2.697 \| good	0.268 \| good
2025-06-08T08:00:00.000Z	52 \| moderate	9.896 \| good	43.651 \| good	19.303 \| good	0.316 \| good	3.139 \| good	0.258 \| good
2025-06-08T09:00:00.000Z	54 \| moderate	11.031 \| good	48.66 \| good	14.386 \| good	0.331 \| good	3.58 \| good	0.247 \| good
2025-06-08T10:00:00.000Z	54 \| moderate	11.209 \| good	49.664 \| good	15.839 \| good	0.343 \| good	2.276 \| good	0.291 \| good
2025-06-08T11:00:00.000Z	56 \| moderate	12.405 \| fine	55.491 \| fine	22.542 \| good	0.368 \| good	2.589 \| good	0.281 \| good
2025-06-08T12:00:00.000Z	62 \| moderate	14.505 \| fine	65.292 \| fine	27.763 \| good	0.393 \| good	2.901 \| good	0.272 \| good
2025-06-08T13:00:00.000Z	62 \| moderate	15.159 \| fine	67.61 \| fine	32.205 \| good	0.33 \| good	1.185 \| good	0.275 \| good
2025-06-08T14:00:00.000Z	62 \| moderate	14.865 \| fine	65.888 \| fine	33.316 \| good	0.344 \| good	1.269 \| good	0.274 \| good
2025-06-08T15:00:00.000Z	58 \| moderate	13.407 \| fine	60.073 \| fine	36.932 \| good	0.358 \| good	1.353 \| good	0.273 \| good
2025-06-08T16:00:00.000Z	56 \| moderate	11.823 \| good	52.608 \| good	39.582 \| good	0.178 \| good	0.783 \| good	0.266 \| good
2025-06-08T17:00:00.000Z	54 \| moderate	10.989 \| good	48.761 \| good	41.946 \| good	0.188 \| good	0.835 \| good	0.265 \| good
2025-06-08T18:00:00.000Z	52 \| moderate	10.153 \| good	45.349 \| good	39.249 \| good	0.197 \| good	0.887 \| good	0.264 \| good
2025-06-08T19:00:00.000Z	56 \| moderate	11.531 \| good	51.303 \| good	36.962 \| good	0.215 \| good	1.286 \| good	0.258 \| good
2025-06-08T20:00:00.000Z	56 \| moderate	11.951 \| good	52.634 \| good	35.958 \| good	0.226 \| good	1.341 \| good	0.257 \| good
2025-06-08T21:00:00.000Z	56 \| moderate	12.425 \| fine	55.574 \| fine	35.021 \| good	0.238 \| good	1.397 \| good	0.256 \| good
2025-06-08T22:00:00.000Z	58 \| moderate	12.771 \| fine	57.047 \| fine	35.526 \| good	0.4 \| good	4.359 \| good	0.28 \| good
2025-06-08T23:00:00.000Z	58 \| moderate	12.819 \| fine	57.484 \| fine	36.651 \| good	0.403 \| good	4.908 \| good	0.284 \| good
2025-06-09T00:00:00.000Z	49 \| good	9.368 \| good	41.659 \| good	36.272 \| good	0.406 \| good	5.457 \| good	0.287 \| good
2025-06-09T01:00:00.000Z	49 \| good	8.973 \| good	39.164 \| good	34.043 \| good	0.594 \| good	6.951 \| good	0.303 \| good
2025-06-09T02:00:00.000Z	54 \| moderate	10.586 \| good	46.909 \| good	28.258 \| good	0.59 \| good	7.502 \| good	0.308 \| good
2025-06-09T03:00:00.000Z	52 \| moderate	9.776 \| good	43.588 \| good	28.974 \| good	0.586 \| good	8.053 \| good	0.312 \| good
2025-06-09T04:00:00.000Z	49 \| good	9.388 \| good	41.499 \| good	32.152 \| good	0.513 \| good	5.609 \| good	0.299 \| good
2025-06-09T05:00:00.000Z	44 \| good	8.378 \| good	36.522 \| good	31.144 \| good	0.495 \| good	5.543 \| good	0.297 \| good
2025-06-09T06:00:00.000Z	64 \| moderate	15.713 \| fine	16.378 \| good	33.042 \| good	0.475 \| good	5.468 \| good	0.295 \| good
2025-06-09T07:00:00.000Z	38 \| good	7.211 \| good	32.152 \| good	30.992 \| good	0.415 \| good	3.49 \| good	0.282 \| good
2025-06-09T08:00:00.000Z	44 \| good	7.777 \| good	34.293 \| good	32.499 \| good	0.411 \| good	3.366 \| good	0.279 \| good
2025-06-09T09:00:00.000Z	38 \| good	7.215 \| good	32.084 \| good	30.457 \| good	0.407 \| good	3.242 \| good	0.276 \| good
2025-06-09T10:00:00.000Z	38 \| good	6.964 \| good	30.499 \| good	30.134 \| good	0.419 \| good	1.695 \| good	0.265 \| good

Londonderry

Empower business decisions with accurate air quality data

Londonderry, New Hampshire air quality map: Real-time AQI near you

0.18ppm

How accurate is New Hampshire, USA air quality data?

Air quality measurements for New Hampshire, USA 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 Londonderry, New Hampshire updated?

Air quality data for Londonderry, New Hampshire is updated on an hourly basis.

When did Londonderry, New Hampshire experience the worst air quality in the last 24 hours?

The worst air quality in Londonderry, New Hampshire was recorded at 10:00:00 on 2025-06-06.

When did Londonderry, New Hampshire have its best air quality in the last 24 hours?

The best air quality in Londonderry, New Hampshire was recorded at 02:00:00 on 2025-06-07.

What is the real-time air quality index for Londonderry, New Hampshire?

The real-time air quality index in Londonderry, New Hampshire is 52, currently categorized as Moderate.

Which pollutant is found most often in Londonderry, New Hampshire?

The most common pollutant in Londonderry, New Hampshire is PM2.5.

What can I do if the air quality in Londonderry, New Hampshire is poor?

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

What are the current PM_2.5 levels in Londonderry, New Hampshire?

The measured PM_2.5 levels in Londonderry, New Hampshire at present are 9.777 μg/m³.

What are the current PM₁₀ levels at Londonderry, New Hampshire?

The current PM₁₀ levels in Londonderry, New Hampshire are 21.107 μg/m³.

What are the current carbon monoxide (CO) levels at Londonderry, New Hampshire?

The current carbon monoxide (CO) level in Londonderry, New Hampshire is 0.105 ppm.

What are the current sulfur dioxide (SO₂) levels at Londonderry, New Hampshire?

The current sulfur dioxide (SO₂) levels in Londonderry, New Hampshire are 1.061 ppb.

What are the current ozone (O₃) levels at Londonderry, New Hampshire?

The current ozone (O₃) levels at Londonderry, New Hampshire is 18.097 ppm.

What are the current nitrogen dioxide (NO₂) levels at Londonderry, New Hampshire?

The current nitrogen dioxide (NO₂) levels at Londonderry, New Hampshire is 7.221 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-05T11:00:00.000Z	49 \| good	9.208 \| good	20.189 \| good	29.002 \| good	0.322 \| good	11.273 \| good	0.203 \| good
2025-06-05T12:00:00.000Z	49 \| good	9.239 \| good	21.375 \| good	26.159 \| good	0.515 \| good	13.89 \| good	0.205 \| good
2025-06-05T13:00:00.000Z	52 \| moderate	10.054 \| good	20.817 \| good	35.869 \| good	0.511 \| good	13.51 \| good	0.207 \| good
2025-06-05T14:00:00.000Z	56 \| moderate	12.187 \| fine	22.74 \| good	40.884 \| good	0.516 \| good	10.814 \| good	0.208 \| good
2025-06-05T15:00:00.000Z	60 \| moderate	14.15 \| fine	24.832 \| good	44.993 \| good	0.518 \| good	7.671 \| good	0.205 \| good
2025-06-05T16:00:00.000Z	64 \| moderate	15.989 \| fine	29.022 \| good	50.014 \| good	0.516 \| good	7.772 \| good	0.204 \| good
2025-06-05T17:00:00.000Z	84 \| moderate	17.068 \| fine	30.467 \| good	64.527 \| fine	0.984 \| good	9.546 \| good	0.205 \| good
2025-06-05T18:00:00.000Z	84 \| moderate	17.347 \| fine	31.538 \| good	64.542 \| fine	0.916 \| good	7.309 \| good	0.205 \| good
2025-06-05T19:00:00.000Z	77 \| moderate	17.728 \| fine	29.729 \| good	62.781 \| fine	0.947 \| good	3.994 \| good	0.108 \| good
2025-06-05T20:00:00.000Z	80 \| moderate	17.416 \| fine	28.959 \| good	63.768 \| fine	0.13 \| good	6.498 \| good	0.11 \| good
2025-06-05T21:00:00.000Z	77 \| moderate	16.786 \| fine	28.332 \| good	62.895 \| fine	0.137 \| good	6.099 \| good	0.11 \| good
2025-06-05T22:00:00.000Z	77 \| moderate	16.804 \| fine	27.264 \| good	62.949 \| fine	0.134 \| good	5.176 \| good	0.111 \| good
2025-06-05T23:00:00.000Z	67 \| moderate	17.186 \| fine	28.208 \| good	60.116 \| fine	0.136 \| good	5.163 \| good	0.111 \| good
2025-06-06T00:00:00.000Z	67 \| moderate	17.551 \| fine	28.416 \| good	58.968 \| fine	0.138 \| good	6.018 \| good	0.206 \| good
2025-06-06T01:00:00.000Z	67 \| moderate	17.834 \| fine	28.615 \| good	52.08 \| good	0.136 \| good	6.425 \| good	0.206 \| good
2025-06-06T02:00:00.000Z	67 \| moderate	18.487 \| fine	28.46 \| good	44.482 \| good	0.233 \| good	6.88 \| good	0.206 \| good
2025-06-06T03:00:00.000Z	69 \| moderate	18.78 \| fine	29.24 \| good	39.027 \| good	0.233 \| good	16.133 \| good	0.207 \| good
2025-06-06T04:00:00.000Z	69 \| moderate	18.848 \| fine	29.043 \| good	38.975 \| good	0.234 \| good	18.313 \| good	0.208 \| good
2025-06-06T05:00:00.000Z	69 \| moderate	19.308 \| fine	30.159 \| good	42.551 \| good	0.235 \| good	7.075 \| good	0.204 \| good
2025-06-06T06:00:00.000Z	71 \| moderate	19.598 \| fine	28.052 \| good	27.765 \| good	0.241 \| good	7.76 \| good	0.104 \| good
2025-06-06T07:00:00.000Z	71 \| moderate	19.964 \| fine	29.36 \| good	27.57 \| good	0.235 \| good	10.163 \| good	0.109 \| good
2025-06-06T08:00:00.000Z	71 \| moderate	20.067 \| fine	31.23 \| good	32.035 \| good	0.141 \| good	10.882 \| good	0.107 \| good
2025-06-06T09:00:00.000Z	69 \| moderate	18.944 \| fine	30.387 \| good	35.673 \| good	1.003 \| good	3.542 \| good	0.108 \| good
2025-06-06T10:00:00.000Z	64 \| moderate	16.253 \| fine	27.189 \| good	36.696 \| good	1.017 \| good	3.835 \| good	0.107 \| good
2025-06-06T11:00:00.000Z	62 \| moderate	14.862 \| fine	24.755 \| good	34.018 \| good	0.979 \| good	4.899 \| good	0.106 \| good
2025-06-06T12:00:00.000Z	60 \| moderate	14.376 \| fine	27.211 \| good	32.502 \| good	1.01 \| good	4.323 \| good	0.107 \| good
2025-06-06T13:00:00.000Z	60 \| moderate	13.765 \| fine	28.525 \| good	35.13 \| good	1 \| good	6.063 \| good	0.108 \| good
2025-06-06T14:00:00.000Z	58 \| moderate	13.181 \| fine	25.883 \| good	33.421 \| good	0.945 \| good	8.833 \| good	0.106 \| good
2025-06-06T15:00:00.000Z	58 \| moderate	12.767 \| fine	23.662 \| good	31.681 \| good	0.95 \| good	5.274 \| good	0.106 \| good
2025-06-06T16:00:00.000Z	56 \| moderate	11.793 \| good	22.767 \| good	34.422 \| good	0.138 \| good	7.36 \| good	0.106 \| good
2025-06-06T17:00:00.000Z	56 \| moderate	11.577 \| good	21.809 \| good	38.282 \| good	0.135 \| good	5.164 \| good	0.105 \| good
2025-06-06T18:00:00.000Z	56 \| moderate	11.742 \| good	22.186 \| good	38.306 \| good	0.136 \| good	5.547 \| good	0.106 \| good
2025-06-06T19:00:00.000Z	56 \| moderate	12.077 \| good	21.905 \| good	47.079 \| good	0.132 \| good	7.095 \| good	0.109 \| good
2025-06-06T20:00:00.000Z	56 \| moderate	12.403 \| fine	22.268 \| good	45.059 \| good	0.986 \| good	7.392 \| good	0.107 \| good
2025-06-06T21:00:00.000Z	58 \| moderate	12.535 \| fine	23.2 \| good	49.559 \| good	1.124 \| good	6.587 \| good	0.203 \| good
2025-06-06T22:00:00.000Z	56 \| moderate	12.22 \| fine	21.659 \| good	43.891 \| good	0.959 \| good	6.009 \| good	0.108 \| good
2025-06-06T23:00:00.000Z	54 \| moderate	11.156 \| good	20.555 \| good	40.887 \| good	0.994 \| good	6.172 \| good	0.107 \| good
2025-06-07T00:00:00.000Z	52 \| moderate	9.584 \| good	23.064 \| good	39.907 \| good	0.966 \| good	5.039 \| good	0.108 \| good
2025-06-07T01:00:00.000Z	49 \| good	8.585 \| good	23.302 \| good	48.203 \| good	0.861 \| good	7.62 \| good	0.11 \| good
2025-06-07T02:00:00.000Z	44 \| good	8.251 \| good	21.631 \| good	41.935 \| good	0.895 \| good	5.601 \| good	0.111 \| good
2025-06-07T03:00:00.000Z	49 \| good	8.505 \| good	22.428 \| good	38.907 \| good	0.99 \| good	6.668 \| good	0.108 \| good
2025-06-07T04:00:00.000Z	49 \| good	8.766 \| good	24.661 \| good	38.867 \| good	0.968 \| good	7.342 \| good	0.107 \| good
2025-06-07T05:00:00.000Z	49 \| good	9.496 \| good	24.214 \| good	37.847 \| good	1.089 \| good	4.984 \| good	0.102 \| good
2025-06-07T06:00:00.000Z	52 \| moderate	9.759 \| good	22.964 \| good	38.548 \| good	1.08 \| good	6.96 \| good	0.102 \| good
2025-06-07T07:00:00.000Z	54 \| moderate	10.824 \| good	25.945 \| good	34.294 \| good	0.901 \| good	5.164 \| good	0.106 \| good
2025-06-07T08:00:00.000Z	52 \| moderate	10.07 \| good	23.203 \| good	26.002 \| good	0.996 \| good	5.35 \| good	0.106 \| good
2025-06-07T09:00:00.000Z	52 \| moderate	9.741 \| good	21.491 \| good	19.978 \| good	1.023 \| good	5.945 \| good	0.107 \| good
2025-06-07T10:00:00.000Z	52 \| moderate	9.777 \| good	21.107 \| good	18.097 \| good	1.061 \| good	7.221 \| good	0.105 \| good
2025-06-07T10:00:00.000Z	52 \| moderate	9.777 \| good	21.107 \| good	18.097 \| good	1.061 \| good	7.221 \| good	0.105 \| good
2025-06-07T11:00:00.000Z	27 \| good	5.344 \| good	23.351 \| good	28.748 \| good	0.23 \| good	3.404 \| good	0.191 \| good
2025-06-07T12:00:00.000Z	27 \| good	5.417 \| good	23.387 \| good	28.032 \| good	0.28 \| good	3.784 \| good	0.19 \| good
2025-06-07T13:00:00.000Z	38 \| good	6.761 \| good	30.279 \| good	30.132 \| good	0.241 \| good	2.522 \| good	0.164 \| good
2025-06-07T14:00:00.000Z	44 \| good	8.194 \| good	36.3 \| good	31.857 \| good	0.285 \| good	2.906 \| good	0.164 \| good
2025-06-07T15:00:00.000Z	49 \| good	9.122 \| good	40.887 \| good	34.771 \| good	0.33 \| good	3.29 \| good	0.165 \| good
2025-06-07T16:00:00.000Z	54 \| moderate	11.343 \| good	50.044 \| good	37.249 \| good	0.386 \| good	2.044 \| good	0.162 \| good
2025-06-07T17:00:00.000Z	60 \| moderate	13.838 \| fine	62.606 \| fine	36.278 \| good	0.471 \| good	2.415 \| good	0.164 \| good
2025-06-07T18:00:00.000Z	62 \| moderate	14.572 \| fine	65.031 \| fine	40.214 \| good	0.556 \| good	2.787 \| good	0.166 \| good
2025-06-07T19:00:00.000Z	62 \| moderate	15.322 \| fine	68.791 \| fine	42.76 \| good	0.337 \| good	2.173 \| good	0.183 \| good
2025-06-07T20:00:00.000Z	62 \| moderate	14.806 \| fine	66.55 \| fine	46.304 \| good	0.46 \| good	2.539 \| good	0.181 \| good
2025-06-07T21:00:00.000Z	60 \| moderate	13.698 \| fine	60.992 \| fine	51.585 \| good	0.582 \| good	2.905 \| good	0.179 \| good
2025-06-07T22:00:00.000Z	56 \| moderate	11.581 \| good	50.865 \| good	47.007 \| good	0.266 \| good	5.408 \| good	0.232 \| good
2025-06-07T23:00:00.000Z	49 \| good	8.655 \| good	37.872 \| good	35.093 \| good	0.335 \| good	6.337 \| good	0.233 \| good
2025-06-08T00:00:00.000Z	36 \| good	6.149 \| good	27.103 \| good	39.479 \| good	0.403 \| good	7.265 \| good	0.233 \| good
2025-06-08T01:00:00.000Z	33 \| good	6.11 \| good	27.23 \| good	32.28 \| good	0.301 \| good	4.655 \| good	0.228 \| good
2025-06-08T02:00:00.000Z	38 \| good	6.642 \| good	29.489 \| good	30.618 \| good	0.32 \| good	5.267 \| good	0.225 \| good
2025-06-08T03:00:00.000Z	38 \| good	7.23 \| good	32.177 \| good	28.22 \| good	0.34 \| good	5.88 \| good	0.221 \| good
2025-06-08T04:00:00.000Z	49 \| good	8.992 \| good	39.218 \| good	25.805 \| good	0.303 \| good	4.617 \| good	0.246 \| good
2025-06-08T05:00:00.000Z	54 \| moderate	10.869 \| good	48.239 \| good	23.276 \| good	0.323 \| good	5.127 \| good	0.238 \| good
2025-06-08T06:00:00.000Z	52 \| moderate	10.292 \| good	45.237 \| good	21.605 \| good	0.344 \| good	5.637 \| good	0.231 \| good
2025-06-08T07:00:00.000Z	49 \| good	9.155 \| good	41.19 \| good	20.691 \| good	0.301 \| good	2.697 \| good	0.268 \| good
2025-06-08T08:00:00.000Z	52 \| moderate	9.896 \| good	43.651 \| good	19.303 \| good	0.316 \| good	3.139 \| good	0.258 \| good
2025-06-08T09:00:00.000Z	54 \| moderate	11.031 \| good	48.66 \| good	14.386 \| good	0.331 \| good	3.58 \| good	0.247 \| good
2025-06-08T10:00:00.000Z	54 \| moderate	11.209 \| good	49.664 \| good	15.839 \| good	0.343 \| good	2.276 \| good	0.291 \| good
2025-06-08T11:00:00.000Z	56 \| moderate	12.405 \| fine	55.491 \| fine	22.542 \| good	0.368 \| good	2.589 \| good	0.281 \| good
2025-06-08T12:00:00.000Z	62 \| moderate	14.505 \| fine	65.292 \| fine	27.763 \| good	0.393 \| good	2.901 \| good	0.272 \| good
2025-06-08T13:00:00.000Z	62 \| moderate	15.159 \| fine	67.61 \| fine	32.205 \| good	0.33 \| good	1.185 \| good	0.275 \| good
2025-06-08T14:00:00.000Z	62 \| moderate	14.865 \| fine	65.888 \| fine	33.316 \| good	0.344 \| good	1.269 \| good	0.274 \| good
2025-06-08T15:00:00.000Z	58 \| moderate	13.407 \| fine	60.073 \| fine	36.932 \| good	0.358 \| good	1.353 \| good	0.273 \| good
2025-06-08T16:00:00.000Z	56 \| moderate	11.823 \| good	52.608 \| good	39.582 \| good	0.178 \| good	0.783 \| good	0.266 \| good
2025-06-08T17:00:00.000Z	54 \| moderate	10.989 \| good	48.761 \| good	41.946 \| good	0.188 \| good	0.835 \| good	0.265 \| good
2025-06-08T18:00:00.000Z	52 \| moderate	10.153 \| good	45.349 \| good	39.249 \| good	0.197 \| good	0.887 \| good	0.264 \| good
2025-06-08T19:00:00.000Z	56 \| moderate	11.531 \| good	51.303 \| good	36.962 \| good	0.215 \| good	1.286 \| good	0.258 \| good
2025-06-08T20:00:00.000Z	56 \| moderate	11.951 \| good	52.634 \| good	35.958 \| good	0.226 \| good	1.341 \| good	0.257 \| good
2025-06-08T21:00:00.000Z	56 \| moderate	12.425 \| fine	55.574 \| fine	35.021 \| good	0.238 \| good	1.397 \| good	0.256 \| good
2025-06-08T22:00:00.000Z	58 \| moderate	12.771 \| fine	57.047 \| fine	35.526 \| good	0.4 \| good	4.359 \| good	0.28 \| good
2025-06-08T23:00:00.000Z	58 \| moderate	12.819 \| fine	57.484 \| fine	36.651 \| good	0.403 \| good	4.908 \| good	0.284 \| good
2025-06-09T00:00:00.000Z	49 \| good	9.368 \| good	41.659 \| good	36.272 \| good	0.406 \| good	5.457 \| good	0.287 \| good
2025-06-09T01:00:00.000Z	49 \| good	8.973 \| good	39.164 \| good	34.043 \| good	0.594 \| good	6.951 \| good	0.303 \| good
2025-06-09T02:00:00.000Z	54 \| moderate	10.586 \| good	46.909 \| good	28.258 \| good	0.59 \| good	7.502 \| good	0.308 \| good
2025-06-09T03:00:00.000Z	52 \| moderate	9.776 \| good	43.588 \| good	28.974 \| good	0.586 \| good	8.053 \| good	0.312 \| good
2025-06-09T04:00:00.000Z	49 \| good	9.388 \| good	41.499 \| good	32.152 \| good	0.513 \| good	5.609 \| good	0.299 \| good
2025-06-09T05:00:00.000Z	44 \| good	8.378 \| good	36.522 \| good	31.144 \| good	0.495 \| good	5.543 \| good	0.297 \| good
2025-06-09T06:00:00.000Z	64 \| moderate	15.713 \| fine	16.378 \| good	33.042 \| good	0.475 \| good	5.468 \| good	0.295 \| good
2025-06-09T07:00:00.000Z	38 \| good	7.211 \| good	32.152 \| good	30.992 \| good	0.415 \| good	3.49 \| good	0.282 \| good
2025-06-09T08:00:00.000Z	44 \| good	7.777 \| good	34.293 \| good	32.499 \| good	0.411 \| good	3.366 \| good	0.279 \| good
2025-06-09T09:00:00.000Z	38 \| good	7.215 \| good	32.084 \| good	30.457 \| good	0.407 \| good	3.242 \| good	0.276 \| good
2025-06-09T10:00:00.000Z	38 \| good	6.964 \| good	30.499 \| good	30.134 \| good	0.419 \| good	1.695 \| good	0.265 \| good

Live air quality index in Londonderry, New Hampshire today

Major air pollutants in Londonderry, New Hampshire

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Londonderry, New Hampshire air quality forecast and history

Empower business decisions with accurate air quality data

Londonderry, New Hampshire air quality map: Real-time AQI near you

Air quality in nearby cities

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Air quality levels in US

Frequently asked questions

How frequently is the air quality data for Londonderry, New Hampshire updated?

When did Londonderry, New Hampshire experience the worst air quality in the last 24 hours?

When did Londonderry, New Hampshire have its best air quality in the last 24 hours?

What is the real-time air quality index for Londonderry, New Hampshire?

Which pollutant is found most often in Londonderry, New Hampshire?

What can I do if the air quality in Londonderry, New Hampshire is poor?

What are the current PM2.5 levels in Londonderry, New Hampshire?

What are the current PM10 levels at Londonderry, New Hampshire?

What are the current carbon monoxide (CO) levels at Londonderry, New Hampshire?

What are the current sulfur dioxide (SO2) levels at Londonderry, New Hampshire?

What are the current ozone (O3) levels at Londonderry, New Hampshire?

What are the current nitrogen dioxide (NO2) levels at Londonderry, New Hampshire?

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 Londonderry, New Hampshire?

What are the current PM₁₀ levels at Londonderry, New Hampshire?

What are the current sulfur dioxide (SO₂) levels at Londonderry, New Hampshire?

What are the current ozone (O₃) levels at Londonderry, New Hampshire?

What are the current nitrogen dioxide (NO₂) levels at Londonderry, New Hampshire?