What is the current level of PM10 in Exeter, New Hampshire?

Exeter, New Hampshire currently has a PM10 concentration of 16.248 μg/m3.

What is the current level of sulfur dioxide (SO2) in Exeter, New Hampshire?

The current sulfur dioxide (SO2) concentration in Exeter, New Hampshire is 0.505 ppb.

What is the current level of ozone (O3) in Exeter, New Hampshire?

Exeter, New Hampshire currently has an ozone (O3) concentration of 46.519 ppm.

What is the current level of nitrogen dioxide (NO2) in Exeter, New Hampshire?

The current level of nitrogen dioxide (NO2) in Exeter, New Hampshire is 6.246 ppb.

Current air quality index in Exeter, New Hampshire today

Q: What is the PM2.5 concentration in Exeter, New Hampshire right now?

Exeter, New Hampshire currently has a PM2.5 concentration of 4.943 μg/m3.

Stay updated with real-time air quality in Exeter, 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

Exeter, New Hampshire

Last updated: ... (Local time)

Common air pollutants in Exeter, New Hampshire

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.94 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.25 μg/m³

155

255

425

605+

Ozone (O₃)

46.52 ppb

201

201+

Sulfur Dioxide (SO₂)

0.51 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.25 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Exeter, New Hampshire

Scroll To Air Quality Map

Track live Exeter, New Hampshire air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-05-12T13:00:00.000Z	23 \| good	2.54 \| good	9.556 \| good	24.619 \| good	1.269 \| good	3.498 \| good	0.155 \| good
2026-05-12T14:00:00.000Z	24 \| good	2.44 \| good	8.675 \| good	26.39 \| good	1.302 \| good	1.664 \| good	0.134 \| good
2026-05-12T15:00:00.000Z	27 \| good	2.334 \| good	10.334 \| good	29.239 \| good	0.67 \| good	1.807 \| good	0.134 \| good
2026-05-12T16:00:00.000Z	30 \| good	2.455 \| good	11.354 \| good	32.253 \| good	0.673 \| good	2.124 \| good	0.134 \| good
2026-05-12T17:00:00.000Z	31 \| good	2.224 \| good	10.353 \| good	34.321 \| good	0.677 \| good	3.587 \| good	0.121 \| good
2026-05-12T18:00:00.000Z	32 \| good	1.998 \| good	9.236 \| good	34.785 \| good	0.698 \| good	3.28 \| good	0.134 \| good
2026-05-12T19:00:00.000Z	33 \| good	2.065 \| good	8.334 \| good	35.954 \| good	0.698 \| good	2.655 \| good	0.134 \| good
2026-05-12T20:00:00.000Z	36 \| good	1.662 \| good	6.791 \| good	39.035 \| good	0.757 \| good	2.877 \| good	0.134 \| good
2026-05-12T21:00:00.000Z	36 \| good	1.747 \| good	8.053 \| good	38.649 \| good	0.757 \| good	2.902 \| good	0.134 \| good
2026-05-12T22:00:00.000Z	35 \| good	1.71 \| good	6.96 \| good	37.739 \| good	0.585 \| good	1.903 \| good	0.134 \| good
2026-05-12T23:00:00.000Z	33 \| good	1.937 \| good	6.898 \| good	35.757 \| good	0.603 \| good	0.981 \| good	0.134 \| good
2026-05-13T00:00:00.000Z	34 \| good	1.535 \| good	4.693 \| good	36.552 \| good	0.478 \| good	1.976 \| good	0.155 \| good
2026-05-13T01:00:00.000Z	32 \| good	1.947 \| good	6.559 \| good	35.153 \| good	0.556 \| good	3.993 \| good	0.155 \| good
2026-05-13T02:00:00.000Z	32 \| good	2.256 \| good	8.224 \| good	35.107 \| good	0.534 \| good	4.087 \| good	0.155 \| good
2026-05-13T03:00:00.000Z	27 \| good	4.631 \| good	19.897 \| good	24.865 \| good	0.415 \| good	6.07 \| good	0.16 \| good
2026-05-13T04:00:00.000Z	27 \| good	2.426 \| good	8.424 \| good	29.289 \| good	0.441 \| good	5.201 \| good	0.204 \| good
2026-05-13T05:00:00.000Z	27 \| good	3.485 \| good	9.489 \| good	28.554 \| good	0.459 \| good	6.443 \| good	0.189 \| good
2026-05-13T06:00:00.000Z	22 \| good	3.435 \| good	12.2 \| good	24.456 \| good	0.424 \| good	6.896 \| good	0.189 \| good
2026-05-13T07:00:00.000Z	23 \| good	3.821 \| good	15.466 \| good	24.563 \| good	0.38 \| good	7.149 \| good	0.1 \| good
2026-05-13T08:00:00.000Z	20 \| good	3.267 \| good	8.292 \| good	21.545 \| good	0.478 \| good	8.999 \| good	0.134 \| good
2026-05-13T09:00:00.000Z	22 \| good	3.769 \| good	15.387 \| good	17.34 \| good	0.477 \| good	12.334 \| good	0.134 \| good
2026-05-13T10:00:00.000Z	22 \| good	3.913 \| good	16.441 \| good	11.497 \| good	0.465 \| good	8.017 \| good	0.155 \| good
2026-05-13T11:00:00.000Z	23 \| good	4.037 \| good	16.507 \| good	24.573 \| good	0.449 \| good	8.211 \| good	0.176 \| good
2026-05-13T12:00:00.000Z	17 \| good	3.324 \| good	17.572 \| good	17.15 \| good	0.738 \| good	6.22 \| good	0.206 \| good
2026-05-13T13:00:00.000Z	16 \| good	3.329 \| good	15.382 \| good	17.005 \| good	0.739 \| good	5.96 \| good	0.206 \| good
2026-05-13T14:00:00.000Z	24 \| good	4.325 \| good	26.287 \| good	21.164 \| good	0.521 \| good	10.758 \| good	0.221 \| good
2026-05-13T15:00:00.000Z	33 \| good	5.981 \| good	22.844 \| good	21.025 \| good	0.715 \| good	13.576 \| good	0.2 \| good
2026-05-13T16:00:00.000Z	44 \| good	8.371 \| good	36.556 \| good	24.16 \| good	0.347 \| good	6.008 \| good	0.171 \| good
2026-05-13T17:00:00.000Z	25 \| good	4.294 \| good	14.545 \| good	27.23 \| good	0.596 \| good	10.231 \| good	0.221 \| good
2026-05-13T18:00:00.000Z	31 \| good	4.031 \| good	14.598 \| good	32.55 \| good	0.693 \| good	10.008 \| good	0.242 \| good
2026-05-13T19:00:00.000Z	35 \| good	4.023 \| good	15.886 \| good	38.094 \| good	0.67 \| good	8.872 \| good	0.242 \| good
2026-05-13T20:00:00.000Z	42 \| good	5.04 \| good	18.527 \| good	45.291 \| good	0.531 \| good	6.716 \| good	0.17 \| good
2026-05-13T21:00:00.000Z	40 \| good	5.145 \| good	17.759 \| good	42.73 \| good	0.531 \| good	5.618 \| good	0.149 \| good
2026-05-13T22:00:00.000Z	37 \| good	5.02 \| good	19.311 \| good	40.425 \| good	0.712 \| good	6.265 \| good	0.149 \| good
2026-05-13T23:00:00.000Z	35 \| good	5.286 \| good	16.657 \| good	38.302 \| good	0.493 \| good	6.077 \| good	0.2 \| good
2026-05-14T00:00:00.000Z	45 \| good	5.223 \| good	16.641 \| good	49.061 \| good	0.511 \| good	6.235 \| good	0.2 \| good
2026-05-14T01:00:00.000Z	44 \| good	5.579 \| good	19.185 \| good	47.937 \| good	0.669 \| good	5.347 \| good	0.206 \| good
2026-05-14T02:00:00.000Z	37 \| good	5.435 \| good	17.27 \| good	40.455 \| good	0.648 \| good	5.131 \| good	0.206 \| good
2026-05-14T03:00:00.000Z	33 \| good	5.51 \| good	21.954 \| good	34.625 \| good	0.472 \| good	4.255 \| good	0.198 \| good
2026-05-14T04:00:00.000Z	38 \| good	5.436 \| good	20.239 \| good	40.719 \| good	0.605 \| good	4.122 \| good	0.198 \| good
2026-05-14T05:00:00.000Z	41 \| good	5.422 \| good	21.808 \| good	44.033 \| good	0.605 \| good	3.97 \| good	0.17 \| good
2026-05-14T06:00:00.000Z	40 \| good	5.373 \| good	20.842 \| good	43.203 \| good	0.605 \| good	4.26 \| good	0.155 \| good
2026-05-14T07:00:00.000Z	34 \| good	5.217 \| good	18.244 \| good	36.851 \| good	0.605 \| good	5.176 \| good	0.155 \| good
2026-05-14T08:00:00.000Z	33 \| good	5.265 \| good	17.555 \| good	35.899 \| good	0.47 \| good	3.767 \| good	0.161 \| good
2026-05-14T09:00:00.000Z	37 \| good	5.134 \| good	20.107 \| good	39.687 \| good	0.605 \| good	2.835 \| good	0.134 \| good
2026-05-14T10:00:00.000Z	37 \| good	5.142 \| good	14.051 \| good	39.857 \| good	0.435 \| good	3.716 \| good	0.155 \| good
2026-05-14T11:00:00.000Z	36 \| good	4.838 \| good	14.786 \| good	38.655 \| good	0.633 \| good	4.467 \| good	0.147 \| good
2026-05-14T12:00:00.000Z	44 \| good	4.943 \| good	16.248 \| good	46.519 \| good	0.505 \| good	6.246 \| good	0.168 \| good
2026-05-14T12:00:00.000Z	44 \| good	4.943 \| good	16.248 \| good	46.519 \| good	0.505 \| good	6.246 \| good	0.168 \| good
2026-05-14T13:00:00.000Z	37 \| good	3.67 \| good	16.128 \| good	39.804 \| good	0.187 \| good	1.625 \| good	0.133 \| good
2026-05-14T14:00:00.000Z	37 \| good	4.012 \| good	17.629 \| good	40.197 \| good	0.179 \| good	1.572 \| good	0.133 \| good
2026-05-14T15:00:00.000Z	35 \| good	3.567 \| good	15.492 \| good	38.474 \| good	0.172 \| good	1.689 \| good	0.134 \| good
2026-05-14T16:00:00.000Z	35 \| good	3.168 \| good	13.55 \| good	38.41 \| good	0.167 \| good	1.889 \| good	0.135 \| good
2026-05-14T17:00:00.000Z	36 \| good	3.802 \| good	16.579 \| good	38.9 \| good	0.16 \| good	1.605 \| good	0.134 \| good
2026-05-14T18:00:00.000Z	35 \| good	4.085 \| good	17.968 \| good	37.715 \| good	0.156 \| good	1.505 \| good	0.133 \| good
2026-05-14T19:00:00.000Z	32 \| good	4.254 \| good	18.584 \| good	34.894 \| good	0.157 \| good	1.534 \| good	0.133 \| good
2026-05-14T20:00:00.000Z	32 \| good	3.742 \| good	16.179 \| good	34.99 \| good	0.156 \| good	1.614 \| good	0.134 \| good
2026-05-14T21:00:00.000Z	32 \| good	3.626 \| good	16.104 \| good	34.902 \| good	0.149 \| good	1.77 \| good	0.135 \| good
2026-05-14T22:00:00.000Z	32 \| good	4.057 \| good	18.033 \| good	35.387 \| good	0.143 \| good	2.201 \| good	0.139 \| good
2026-05-14T23:00:00.000Z	36 \| good	4.002 \| good	17.777 \| good	38.511 \| good	0.142 \| good	2.39 \| good	0.141 \| good
2026-05-15T00:00:00.000Z	39 \| good	3.987 \| good	17.272 \| good	41.872 \| good	0.144 \| good	2.49 \| good	0.139 \| good
2026-05-15T01:00:00.000Z	38 \| good	4.237 \| good	18.731 \| good	40.894 \| good	0.146 \| good	2.538 \| good	0.138 \| good
2026-05-15T02:00:00.000Z	37 \| good	4.902 \| good	21.308 \| good	39.998 \| good	0.141 \| good	2.326 \| good	0.135 \| good
2026-05-15T03:00:00.000Z	37 \| good	4.771 \| good	20.503 \| good	40.386 \| good	0.134 \| good	1.98 \| good	0.132 \| good
2026-05-15T04:00:00.000Z	37 \| good	3.929 \| good	17.246 \| good	40.368 \| good	0.122 \| good	1.717 \| good	0.129 \| good
2026-05-15T05:00:00.000Z	37 \| good	3.721 \| good	16.214 \| good	40.497 \| good	0.111 \| good	1.329 \| good	0.125 \| good
2026-05-15T06:00:00.000Z	38 \| good	4.093 \| good	17.793 \| good	40.981 \| good	0.104 \| good	1.114 \| good	0.123 \| good
2026-05-15T07:00:00.000Z	38 \| good	4.094 \| good	17.728 \| good	40.583 \| good	0.102 \| good	0.995 \| good	0.121 \| good
2026-05-15T08:00:00.000Z	37 \| good	4.047 \| good	17.686 \| good	40.073 \| good	0.099 \| good	0.931 \| good	0.12 \| good
2026-05-15T09:00:00.000Z	36 \| good	4.096 \| good	18.151 \| good	38.915 \| good	0.096 \| good	0.868 \| good	0.119 \| good
2026-05-15T10:00:00.000Z	35 \| good	3.936 \| good	17.175 \| good	38.073 \| good	0.091 \| good	0.847 \| good	0.118 \| good
2026-05-15T11:00:00.000Z	35 \| good	3.687 \| good	16.172 \| good	37.881 \| good	0.089 \| good	0.931 \| good	0.119 \| good
2026-05-15T12:00:00.000Z	34 \| good	3.915 \| good	17.201 \| good	36.626 \| good	0.086 \| good	1.123 \| good	0.12 \| good
2026-05-15T13:00:00.000Z	33 \| good	4.416 \| good	19.243 \| good	35.876 \| good	0.088 \| good	1.238 \| good	0.122 \| good
2026-05-15T14:00:00.000Z	33 \| good	4.38 \| good	18.871 \| good	35.866 \| good	0.098 \| good	1.218 \| good	0.123 \| good
2026-05-15T15:00:00.000Z	34 \| good	3.918 \| good	17.11 \| good	36.808 \| good	0.111 \| good	1.164 \| good	0.123 \| good
2026-05-15T16:00:00.000Z	35 \| good	3.803 \| good	16.633 \| good	38.491 \| good	0.125 \| good	1.14 \| good	0.123 \| good
2026-05-15T17:00:00.000Z	36 \| good	4.012 \| good	17.312 \| good	38.948 \| good	0.144 \| good	1.146 \| good	0.124 \| good
2026-05-15T18:00:00.000Z	36 \| good	4.278 \| good	18.728 \| good	38.93 \| good	0.164 \| good	1.238 \| good	0.126 \| good
2026-05-15T19:00:00.000Z	36 \| good	3.874 \| good	17.128 \| good	39.103 \| good	0.175 \| good	1.366 \| good	0.128 \| good
2026-05-15T20:00:00.000Z	35 \| good	3.453 \| good	15.206 \| good	37.848 \| good	0.182 \| good	1.715 \| good	0.132 \| good
2026-05-15T21:00:00.000Z	36 \| good	2.933 \| good	12.206 \| good	38.61 \| good	0.184 \| good	2.305 \| good	0.138 \| good
2026-05-15T22:00:00.000Z	33 \| good	2.693 \| good	11.206 \| good	36.496 \| good	0.18 \| good	2.848 \| good	0.144 \| good
2026-05-15T23:00:00.000Z	34 \| good	3.176 \| good	14.057 \| good	36.574 \| good	0.178 \| good	3.169 \| good	0.147 \| good
2026-05-16T00:00:00.000Z	33 \| good	2.781 \| good	11.525 \| good	36.191 \| good	0.193 \| good	3.793 \| good	0.152 \| good
2026-05-16T01:00:00.000Z	31 \| good	2.922 \| good	12.166 \| good	33.845 \| good	0.199 \| good	3.702 \| good	0.149 \| good
2026-05-16T02:00:00.000Z	29 \| good	2.711 \| good	11.148 \| good	31.471 \| good	0.2 \| good	3.719 \| good	0.148 \| good
2026-05-16T03:00:00.000Z	28 \| good	3.422 \| good	14.871 \| good	29.5 \| good	0.197 \| good	3.822 \| good	0.148 \| good
2026-05-16T04:00:00.000Z	25 \| good	3.032 \| good	12.393 \| good	26.923 \| good	0.177 \| good	3.543 \| good	0.146 \| good
2026-05-16T05:00:00.000Z	24 \| good	3.453 \| good	15.045 \| good	25.706 \| good	0.151 \| good	2.996 \| good	0.141 \| good
2026-05-16T06:00:00.000Z	34 \| good	2.024 \| good	2.387 \| good	36.657 \| good	0.131 \| good	2.51 \| good	0.137 \| good
2026-05-16T07:00:00.000Z	26 \| good	1.593 \| good	6.526 \| good	28.293 \| good	0.117 \| good	2.108 \| good	0.133 \| good
2026-05-16T08:00:00.000Z	27 \| good	1.729 \| good	7.056 \| good	28.52 \| good	0.11 \| good	1.828 \| good	0.131 \| good
2026-05-16T09:00:00.000Z	24 \| good	3.094 \| good	12.573 \| good	26.476 \| good	0.109 \| good	1.711 \| good	0.13 \| good
2026-05-16T10:00:00.000Z	23 \| good	2.357 \| good	9.734 \| good	25.018 \| good	0.11 \| good	1.715 \| good	0.132 \| good
2026-05-16T11:00:00.000Z	25 \| good	2.886 \| good	11.734 \| good	27.498 \| good	0.12 \| good	1.631 \| good	0.136 \| good
2026-05-16T12:00:00.000Z	31 \| good	2.147 \| good	2.339 \| good	33.415 \| good	0.145 \| good	1.63 \| good	0.142 \| good

Exeter

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Exeter, New Hampshire

0.15ppm

How accurate is New Hampshire, USA air quality data?

The air quality data for New Hampshire, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Exeter, New Hampshire get updated?

Air quality updates for Exeter, New Hampshire are available every hour.

What time in the past 24 hours saw the poorest air quality in Exeter, New Hampshire?

Exeter, New Hampshire experienced its worst air quality at 12:00:00, 2026-05-14.

When was air quality in Exeter, New Hampshire the best over the past 24 hours?

The best air quality in Exeter, New Hampshire was observed at 01:00:00 on 2026-05-13.

What is the air quality in Exeter, New Hampshire right now?

The air quality in Exeter, New Hampshire right now is Good, with an AQI of 44.

What pollutant is most frequently found in Exeter, New Hampshire?

In Exeter, New Hampshire, O3 is the most frequently found pollutant.

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

When air quality in Exeter, New Hampshire is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Exeter, New Hampshire right now?

Exeter, New Hampshire currently has a PM_2.5 concentration of 4.943 μg/m³.

What is the current level of PM₁₀ in Exeter, New Hampshire?

Exeter, New Hampshire currently has a PM₁₀ concentration of 16.248 μg/m³.

What is the current level of carbon monoxide (CO) in Exeter, New Hampshire?

The current carbon monoxide (CO) level in Exeter, New Hampshire is 0.168 ppm.

What is the current level of sulfur dioxide (SO₂) in Exeter, New Hampshire?

The current sulfur dioxide (SO₂) concentration in Exeter, New Hampshire is 0.505 ppb.

What is the current level of ozone (O₃) in Exeter, New Hampshire?

Exeter, New Hampshire currently has an ozone (O₃) concentration of 46.519 ppm.

What is the current level of nitrogen dioxide (NO₂) in Exeter, New Hampshire?

The current level of nitrogen dioxide (NO₂) in Exeter, New Hampshire is 6.246 ppb.

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