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

The current PM10 levels in Dover, New Hampshire are 1.873 μg/m3.

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

The current sulfur dioxide (SO2) levels in Dover, New Hampshire are 0.675 ppb.

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

The current ozone (O3) levels at Dover, New Hampshire is 25.945 ppm.

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

The current nitrogen dioxide (NO2) levels at Dover, New Hampshire is 1.546 ppb.

Real-time air quality index in Dover, New Hampshire today

Q: What are the current PM2.5 levels in Dover, New Hampshire?

The measured PM2.5 levels in Dover, New Hampshire at present are 0.249 μg/m3.

Stay updated with real-time air quality in Dover, 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)

Good

Dover, New Hampshire

Last updated: ... (Local time)

Common air pollutants in Dover, New Hampshire

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

6.79 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

26.41 μg/m³

155

255

425

605+

Ozone (O₃)

15.48 ppb

201

201+

Sulfur Dioxide (SO₂)

1.68 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

11.70 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.22 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Dover, New Hampshire

Scroll To Air Quality Map

Track live Dover, New Hampshire air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-11-01T20:00:00.000Z	30 \| good	1.654 \| good	8.279 \| good	32.309 \| good	0.664 \| good	1.814 \| good	0.166 \| good
2025-11-01T21:00:00.000Z	30 \| good	1.635 \| good	6.086 \| good	32.005 \| good	0.72 \| good	1.346 \| good	0.151 \| good
2025-11-01T22:00:00.000Z	31 \| good	1.726 \| good	7.133 \| good	33.139 \| good	0.8 \| good	1.978 \| good	0.151 \| good
2025-11-01T23:00:00.000Z	30 \| good	1.601 \| good	5.406 \| good	31.787 \| good	1.086 \| good	1.413 \| good	0.166 \| good
2025-11-02T00:00:00.000Z	28 \| good	1.63 \| good	5.106 \| good	30.28 \| good	0.791 \| good	2.655 \| good	0.187 \| good
2025-11-02T01:00:00.000Z	27 \| good	1.906 \| good	6.643 \| good	28.665 \| good	0.905 \| good	2.885 \| good	0.166 \| good
2025-11-02T02:00:00.000Z	24 \| good	2.095 \| good	9.48 \| good	25.755 \| good	1.088 \| good	3.575 \| good	0.187 \| good
2025-11-02T03:00:00.000Z	26 \| good	1.494 \| good	6.048 \| good	27.554 \| good	0.118 \| good	1.208 \| good	0.131 \| good
2025-11-02T04:00:00.000Z	23 \| good	2.168 \| good	5.888 \| good	25.45 \| good	0.824 \| good	5.176 \| good	0.2 \| good
2025-11-02T05:00:00.000Z	23 \| good	1.805 \| good	5.727 \| good	25.004 \| good	0.714 \| good	4.001 \| good	0.2 \| good
2025-11-02T06:00:00.000Z	23 \| good	1.605 \| good	3.922 \| good	24.663 \| good	0.704 \| good	4.201 \| good	0.185 \| good
2025-11-02T07:00:00.000Z	22 \| good	1.432 \| good	3.239 \| good	24.198 \| good	0.704 \| good	3.59 \| good	0.185 \| good
2025-11-02T08:00:00.000Z	22 \| good	1.694 \| good	3.175 \| good	23.849 \| good	0.658 \| good	6.289 \| good	0.185 \| good
2025-11-02T09:00:00.000Z	20 \| good	1.564 \| good	5.006 \| good	22.421 \| good	0.694 \| good	7.191 \| good	0.151 \| good
2025-11-02T10:00:00.000Z	20 \| good	1.762 \| good	6.868 \| good	21.547 \| good	0.65 \| good	9.16 \| good	0.179 \| good
2025-11-02T11:00:00.000Z	20 \| good	1.824 \| good	4.706 \| good	21.542 \| good	0.642 \| good	11.466 \| good	0.179 \| good
2025-11-02T12:00:00.000Z	17 \| good	1.587 \| good	2.605 \| good	17.599 \| good	0.547 \| good	10.015 \| good	0.2 \| good
2025-11-02T13:00:00.000Z	15 \| good	1.901 \| good	3.303 \| good	15.913 \| good	0.533 \| good	9.092 \| good	0.244 \| good
2025-11-02T14:00:00.000Z	19 \| good	2.049 \| good	3.282 \| good	20.478 \| good	0.541 \| good	7.236 \| good	0.187 \| good
2025-11-02T15:00:00.000Z	18 \| good	1.906 \| good	3.259 \| good	19.34 \| good	0.55 \| good	2.176 \| good	0.151 \| good
2025-11-02T16:00:00.000Z	20 \| good	1.68 \| good	3.317 \| good	21.809 \| good	0.611 \| good	1.926 \| good	0.151 \| good
2025-11-02T17:00:00.000Z	21 \| good	1.592 \| good	2.817 \| good	22.891 \| good	0.61 \| good	1.577 \| good	0.151 \| good
2025-11-02T18:00:00.000Z	22 \| good	1.538 \| good	2.915 \| good	24.319 \| good	0.561 \| good	2.246 \| good	0.151 \| good
2025-11-02T19:00:00.000Z	23 \| good	1.532 \| good	3.694 \| good	25.185 \| good	0.549 \| good	1.757 \| good	0.151 \| good
2025-11-02T20:00:00.000Z	25 \| good	1.538 \| good	4.23 \| good	26.716 \| good	0.549 \| good	1.784 \| good	0.151 \| good
2025-11-02T21:00:00.000Z	24 \| good	1.264 \| good	4.588 \| good	25.946 \| good	0.549 \| good	2.601 \| good	0.151 \| good
2025-11-02T22:00:00.000Z	24 \| good	1.877 \| good	7.583 \| good	26.438 \| good	0.553 \| good	1.653 \| good	0.151 \| good
2025-11-02T23:00:00.000Z	25 \| good	1.601 \| good	8.413 \| good	26.659 \| good	0.559 \| good	2.849 \| good	0.179 \| good
2025-11-03T00:00:00.000Z	23 \| good	2.069 \| good	8.372 \| good	24.656 \| good	0.512 \| good	4.48 \| good	0.221 \| good
2025-11-03T01:00:00.000Z	22 \| good	3.355 \| good	9.152 \| good	23.692 \| good	0.576 \| good	11.172 \| good	0.27 \| good
2025-11-03T02:00:00.000Z	22 \| good	3.664 \| good	10.472 \| good	18.943 \| good	0.577 \| good	12.008 \| good	0.347 \| good
2025-11-03T03:00:00.000Z	22 \| good	3.85 \| good	8.194 \| good	14.588 \| good	0.526 \| good	8.4 \| good	0.355 \| good
2025-11-03T04:00:00.000Z	22 \| good	4.158 \| good	9.186 \| good	13.819 \| good	0.572 \| good	8.826 \| good	0.452 \| good
2025-11-03T05:00:00.000Z	22 \| good	4.25 \| good	8.429 \| good	11.144 \| good	0.556 \| good	10.13 \| good	0.482 \| good
2025-11-03T06:00:00.000Z	22 \| good	4.291 \| good	8.009 \| good	11.145 \| good	0.655 \| good	12.621 \| good	0.467 \| good
2025-11-03T07:00:00.000Z	27 \| good	4.812 \| good	10.982 \| good	11.031 \| good	0.624 \| good	12.197 \| good	0.383 \| good
2025-11-03T08:00:00.000Z	27 \| good	4.828 \| good	9.409 \| good	6.803 \| good	0.6 \| good	9.536 \| good	0.355 \| good
2025-11-03T09:00:00.000Z	33 \| good	6.265 \| good	15.875 \| good	10.311 \| good	0.626 \| good	8.783 \| good	0.425 \| good
2025-11-03T10:00:00.000Z	38 \| good	6.667 \| good	13.04 \| good	15.412 \| good	0.691 \| good	9.178 \| good	0.446 \| good
2025-11-03T11:00:00.000Z	38 \| good	6.503 \| good	15.947 \| good	14.805 \| good	0.68 \| good	11.391 \| good	0.416 \| good
2025-11-03T12:00:00.000Z	38 \| good	6.606 \| good	14.747 \| good	6.598 \| good	0.765 \| good	16.884 \| good	0.44 \| good
2025-11-03T13:00:00.000Z	33 \| good	5.574 \| good	23.253 \| good	7.643 \| good	0.859 \| good	14.666 \| good	0.474 \| good
2025-11-03T14:00:00.000Z	49 \| good	8.861 \| good	49.237 \| good	9.788 \| good	1.022 \| good	18.747 \| good	0.543 \| good
2025-11-03T15:00:00.000Z	38 \| good	7.109 \| good	28.803 \| good	5.443 \| good	0.952 \| good	19.457 \| good	0.426 \| good
2025-11-03T16:00:00.000Z	52 \| moderate	9.556 \| good	47.958 \| good	9.172 \| good	0.824 \| good	14.833 \| good	0.402 \| good
2025-11-03T17:00:00.000Z	44 \| good	7.609 \| good	27.903 \| good	15.61 \| good	0.649 \| good	12.87 \| good	0.276 \| good
2025-11-03T18:00:00.000Z	38 \| good	6.988 \| good	26.761 \| good	13.577 \| good	0.698 \| good	14.021 \| good	0.221 \| good
2025-11-03T19:00:00.000Z	38 \| good	6.726 \| good	24.619 \| good	16.055 \| good	1.631 \| good	11.711 \| good	0.221 \| good
2025-11-03T19:00:00.000Z	38 \| good	6.786 \| good	26.406 \| good	15.484 \| good	1.682 \| good	11.697 \| good	0.221 \| good
2025-11-01T13:00:00.000Z	27 \| good	2.143 \| good	9 \| good	29.402 \| good	0.075 \| good	0.654 \| good	0.128 \| good
2025-11-01T14:00:00.000Z	28 \| good	2.275 \| good	9.092 \| good	29.939 \| good	0.066 \| good	0.557 \| good	0.126 \| good
2025-11-01T15:00:00.000Z	29 \| good	2.201 \| good	9 \| good	31.041 \| good	0.056 \| good	0.459 \| good	0.125 \| good
2025-11-01T16:00:00.000Z	30 \| good	2.009 \| good	8 \| good	31.532 \| good	0.054 \| good	0.454 \| good	0.123 \| good
2025-11-01T17:00:00.000Z	30 \| good	1.813 \| good	7.785 \| good	32.093 \| good	0.053 \| good	0.45 \| good	0.122 \| good
2025-11-01T18:00:00.000Z	30 \| good	1.71 \| good	7 \| good	32.219 \| good	0.051 \| good	0.445 \| good	0.12 \| good
2025-11-01T19:00:00.000Z	29 \| good	1.917 \| good	7.938 \| good	30.502 \| good	0.054 \| good	0.584 \| good	0.121 \| good
2025-11-01T20:00:00.000Z	27 \| good	1.831 \| good	7.577 \| good	29.282 \| good	0.057 \| good	0.723 \| good	0.121 \| good
2025-11-01T21:00:00.000Z	27 \| good	1.944 \| good	8.116 \| good	29.126 \| good	0.059 \| good	0.863 \| good	0.121 \| good
2025-11-01T22:00:00.000Z	27 \| good	2.385 \| good	9.788 \| good	28.515 \| good	0.067 \| good	1.001 \| good	0.123 \| good
2025-11-01T23:00:00.000Z	27 \| good	2.429 \| good	10.038 \| good	29.035 \| good	0.074 \| good	1.14 \| good	0.124 \| good
2025-11-02T00:00:00.000Z	22 \| good	1.497 \| good	6 \| good	24.189 \| good	0.082 \| good	1.279 \| good	0.126 \| good
2025-11-02T01:00:00.000Z	20 \| good	1.733 \| good	7.114 \| good	22.265 \| good	0.088 \| good	1.234 \| good	0.126 \| good
2025-11-02T02:00:00.000Z	20 \| good	1.72 \| good	7 \| good	21.518 \| good	0.095 \| good	1.188 \| good	0.126 \| good
2025-11-02T03:00:00.000Z	20 \| good	2.162 \| good	9 \| good	21.564 \| good	0.101 \| good	1.142 \| good	0.126 \| good
2025-11-02T04:00:00.000Z	20 \| good	2.136 \| good	9 \| good	22.398 \| good	0.113 \| good	1.132 \| good	0.126 \| good
2025-11-02T05:00:00.000Z	20 \| good	2.013 \| good	8 \| good	22.331 \| good	0.124 \| good	1.122 \| good	0.126 \| good
2025-11-02T06:00:00.000Z	20 \| good	1.777 \| good	7 \| good	21.616 \| good	0.136 \| good	1.111 \| good	0.126 \| good
2025-11-02T07:00:00.000Z	19 \| good	1.822 \| good	7.773 \| good	20.822 \| good	0.146 \| good	1.114 \| good	0.125 \| good
2025-11-02T08:00:00.000Z	19 \| good	1.689 \| good	7 \| good	19.608 \| good	0.155 \| good	1.117 \| good	0.125 \| good
2025-11-02T09:00:00.000Z	19 \| good	1.763 \| good	7.264 \| good	20.428 \| good	0.165 \| good	1.119 \| good	0.125 \| good
2025-11-02T10:00:00.000Z	18 \| good	1.648 \| good	6.968 \| good	19.32 \| good	0.186 \| good	1.532 \| good	0.13 \| good
2025-11-02T11:00:00.000Z	18 \| good	1.448 \| good	5.968 \| good	18.805 \| good	0.207 \| good	1.945 \| good	0.134 \| good
2025-11-02T12:00:00.000Z	19 \| good	1.665 \| good	7 \| good	19.872 \| good	0.227 \| good	2.359 \| good	0.139 \| good
2025-11-02T13:00:00.000Z	19 \| good	2.056 \| good	8.03 \| good	21.045 \| good	0.22 \| good	1.841 \| good	0.135 \| good
2025-11-02T14:00:00.000Z	19 \| good	2.423 \| good	10 \| good	20.609 \| good	0.212 \| good	1.323 \| good	0.131 \| good
2025-11-02T15:00:00.000Z	20 \| good	2.412 \| good	10 \| good	22.49 \| good	0.205 \| good	0.804 \| good	0.127 \| good
2025-11-02T16:00:00.000Z	24 \| good	2.439 \| good	9.921 \| good	26.279 \| good	0.191 \| good	0.754 \| good	0.126 \| good
2025-11-02T17:00:00.000Z	26 \| good	2.674 \| good	10.934 \| good	28.17 \| good	0.177 \| good	0.703 \| good	0.126 \| good
2025-11-02T18:00:00.000Z	27 \| good	2.835 \| good	11.618 \| good	29.145 \| good	0.163 \| good	0.652 \| good	0.125 \| good
2025-11-02T19:00:00.000Z	27 \| good	2.901 \| good	12.029 \| good	29.215 \| good	0.16 \| good	0.884 \| good	0.126 \| good
2025-11-02T20:00:00.000Z	27 \| good	2.863 \| good	12.029 \| good	29.119 \| good	0.156 \| good	1.116 \| good	0.128 \| good
2025-11-02T21:00:00.000Z	24 \| good	3.367 \| good	14.301 \| good	26.286 \| good	0.152 \| good	1.348 \| good	0.129 \| good
2025-11-02T22:00:00.000Z	24 \| good	3.977 \| good	17.406 \| good	25.514 \| good	0.194 \| good	2.452 \| good	0.141 \| good
2025-11-02T23:00:00.000Z	27 \| good	4.563 \| good	19.669 \| good	24.709 \| good	0.236 \| good	3.556 \| good	0.152 \| good
2025-11-03T00:00:00.000Z	22 \| good	3.871 \| good	16.857 \| good	19.045 \| good	0.277 \| good	4.661 \| good	0.163 \| good
2025-11-03T01:00:00.000Z	22 \| good	4.006 \| good	17.523 \| good	17.794 \| good	0.318 \| good	5.01 \| good	0.168 \| good
2025-11-03T02:00:00.000Z	22 \| good	3.9 \| good	17.141 \| good	17.397 \| good	0.359 \| good	5.359 \| good	0.173 \| good
2025-11-03T03:00:00.000Z	27 \| good	4.506 \| good	19.6 \| good	17.105 \| good	0.4 \| good	5.708 \| good	0.177 \| good
2025-11-03T04:00:00.000Z	27 \| good	4.603 \| good	20.174 \| good	14.861 \| good	0.389 \| good	5.383 \| good	0.174 \| good
2025-11-03T05:00:00.000Z	22 \| good	4.238 \| good	18.266 \| good	14.307 \| good	0.379 \| good	5.058 \| good	0.171 \| good
2025-11-03T06:00:00.000Z	21 \| good	3.46 \| good	3.49 \| good	22.876 \| good	0.364 \| good	4.689 \| good	0.167 \| good
2025-11-03T07:00:00.000Z	22 \| good	3.987 \| good	17.582 \| good	11.615 \| good	0.376 \| good	4.484 \| good	0.165 \| good
2025-11-03T08:00:00.000Z	22 \| good	4.068 \| good	17.833 \| good	9.477 \| good	0.383 \| good	4.234 \| good	0.162 \| good
2025-11-03T09:00:00.000Z	27 \| good	4.6 \| good	19.872 \| good	9.963 \| good	0.391 \| good	3.984 \| good	0.159 \| good
2025-11-03T10:00:00.000Z	22 \| good	4.447 \| good	19.288 \| good	9.079 \| good	0.479 \| good	4.766 \| good	0.167 \| good
2025-11-03T11:00:00.000Z	22 \| good	3.85 \| good	16.679 \| good	8.402 \| good	0.567 \| good	5.549 \| good	0.175 \| good
2025-11-03T12:00:00.000Z	38 \| good	6.971 \| good	7.012 \| good	20.203 \| good	0.651 \| good	6.261 \| good	0.182 \| good

Dover

Empower business decisions with accurate air quality data

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

0.15ppm

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 Dover, New Hampshire updated?

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

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

The worst air quality in Dover, New Hampshire was recorded at 03:00:00 on 2025-10-31.

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

The best air quality in Dover, New Hampshire was recorded at 11:00:00 on 2025-10-31.

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

The real-time air quality index in Dover, New Hampshire is 24, currently categorized as Good.

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

The most common pollutant in Dover, New Hampshire is O3.

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

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

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

The measured PM_2.5 levels in Dover, New Hampshire at present are 0.249 μg/m³.

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

The current PM₁₀ levels in Dover, New Hampshire are 1.873 μg/m³.

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

The current carbon monoxide (CO) level in Dover, New Hampshire is 0.151 ppm.

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

The current sulfur dioxide (SO₂) levels in Dover, New Hampshire are 0.675 ppb.

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

The current ozone (O₃) levels at Dover, New Hampshire is 25.945 ppm.

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

The current nitrogen dioxide (NO₂) levels at Dover, New Hampshire is 1.546 ppb.

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