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

Exeter, New Hampshire currently has a PM10 concentration of 2.2 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 0.899 ppb.

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

Exeter, New Hampshire currently has an ozone (O3) concentration of 22.883 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 2.98 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 0.483 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)

0.48 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

2.20 μg/m³

155

255

425

605+

Ozone (O₃)

22.88 ppb

201

201+

Sulfur Dioxide (SO₂)

0.90 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

2.98 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.19 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
2026-09-26T23:00:00.000Z	33 \| good	3.911 \| good	13.197 \| good	36.057 \| good	0.929 \| good	1.214 \| good	0.166 \| good
2026-09-27T00:00:00.000Z	34 \| good	4.315 \| good	12.962 \| good	36.784 \| good	0.915 \| good	1.572 \| good	0.166 \| good
2026-09-27T01:00:00.000Z	34 \| good	4.585 \| good	16.094 \| good	36.732 \| good	0.926 \| good	0.853 \| good	0.166 \| good
2026-09-27T02:00:00.000Z	32 \| good	4.786 \| good	15.325 \| good	35.287 \| good	0.945 \| good	2.103 \| good	0.136 \| good
2026-09-27T03:00:00.000Z	32 \| good	1.382 \| good	5.588 \| good	34.549 \| good	0.139 \| good	0.729 \| good	0.133 \| good
2026-09-27T04:00:00.000Z	31 \| good	5.032 \| good	12.542 \| good	34.256 \| good	0.905 \| good	2.292 \| good	0.166 \| good
2026-09-27T05:00:00.000Z	30 \| good	4.164 \| good	10.181 \| good	31.896 \| good	0.809 \| good	1.942 \| good	0.166 \| good
2026-09-27T06:00:00.000Z	29 \| good	3.579 \| good	10.231 \| good	30.615 \| good	0.913 \| good	2.112 \| good	0.136 \| good
2026-09-27T07:00:00.000Z	28 \| good	3.37 \| good	8.197 \| good	29.827 \| good	0.913 \| good	2.109 \| good	0.136 \| good
2026-09-27T08:00:00.000Z	28 \| good	1.908 \| good	5.486 \| good	29.685 \| good	0.907 \| good	0.643 \| good	0.136 \| good
2026-09-27T09:00:00.000Z	29 \| good	1.828 \| good	6.279 \| good	30.582 \| good	0.87 \| good	1.835 \| good	0.136 \| good
2026-09-27T10:00:00.000Z	29 \| good	1.266 \| good	4.281 \| good	30.505 \| good	0.856 \| good	0.692 \| good	0.136 \| good
2026-09-27T11:00:00.000Z	29 \| good	1.126 \| good	3.646 \| good	31.426 \| good	0.913 \| good	2.123 \| good	0.136 \| good
2026-09-27T12:00:00.000Z	31 \| good	1.209 \| good	4.635 \| good	32.888 \| good	0.886 \| good	0.733 \| good	0.136 \| good
2026-09-27T13:00:00.000Z	30 \| good	1.363 \| good	4.438 \| good	32.291 \| good	0.886 \| good	1.924 \| good	0.136 \| good
2026-09-27T14:00:00.000Z	30 \| good	1.431 \| good	3.637 \| good	32.31 \| good	0.886 \| good	1.289 \| good	0.136 \| good
2026-09-27T15:00:00.000Z	31 \| good	1.268 \| good	3.777 \| good	32.771 \| good	0.891 \| good	3.257 \| good	0.149 \| good
2026-09-27T16:00:00.000Z	31 \| good	1.11 \| good	2.125 \| good	33.78 \| good	0.891 \| good	0.961 \| good	0.149 \| good
2026-09-27T17:00:00.000Z	31 \| good	1.093 \| good	2.894 \| good	33.667 \| good	0.87 \| good	0.974 \| good	0.149 \| good
2026-09-27T18:00:00.000Z	31 \| good	1.519 \| good	3.267 \| good	33.915 \| good	0.889 \| good	1.32 \| good	0.149 \| good
2026-09-27T19:00:00.000Z	31 \| good	1.776 \| good	3.285 \| good	33.847 \| good	0.889 \| good	1.044 \| good	0.149 \| good
2026-09-27T20:00:00.000Z	31 \| good	1.951 \| good	5.665 \| good	32.875 \| good	0.876 \| good	0.975 \| good	0.149 \| good
2026-09-27T21:00:00.000Z	29 \| good	2.005 \| good	8.264 \| good	30.96 \| good	0.877 \| good	0.746 \| good	0.149 \| good
2026-09-27T22:00:00.000Z	29 \| good	2.076 \| good	6.874 \| good	31.068 \| good	0.91 \| good	2.184 \| good	0.149 \| good
2026-09-27T23:00:00.000Z	28 \| good	2.057 \| good	8.055 \| good	30.214 \| good	0.907 \| good	0.785 \| good	0.149 \| good
2026-09-28T00:00:00.000Z	29 \| good	2.931 \| good	5.78 \| good	30.769 \| good	0.856 \| good	0.752 \| good	0.149 \| good
2026-09-28T01:00:00.000Z	29 \| good	3.732 \| good	9.182 \| good	31.187 \| good	0.912 \| good	0.709 \| good	0.136 \| good
2026-09-28T02:00:00.000Z	27 \| good	3.037 \| good	8.958 \| good	29.129 \| good	0.894 \| good	0.717 \| good	0.136 \| good
2026-09-28T03:00:00.000Z	27 \| good	4.189 \| good	18.603 \| good	28.687 \| good	0.127 \| good	0.903 \| good	0.124 \| good
2026-09-28T04:00:00.000Z	28 \| good	3.717 \| good	11.653 \| good	30.179 \| good	0.892 \| good	1.193 \| good	0.136 \| good
2026-09-28T05:00:00.000Z	28 \| good	3.758 \| good	9.858 \| good	30.481 \| good	0.873 \| good	0.845 \| good	0.136 \| good
2026-09-28T06:00:00.000Z	28 \| good	3.421 \| good	9.203 \| good	30.469 \| good	0.913 \| good	0.832 \| good	0.136 \| good
2026-09-28T07:00:00.000Z	29 \| good	3.315 \| good	7.967 \| good	30.608 \| good	0.913 \| good	1.052 \| good	0.136 \| good
2026-09-28T08:00:00.000Z	28 \| good	2.986 \| good	5.823 \| good	30.331 \| good	0.913 \| good	0.635 \| good	0.136 \| good
2026-09-28T09:00:00.000Z	26 \| good	2.367 \| good	6.618 \| good	28.222 \| good	0.821 \| good	0.709 \| good	0.136 \| good
2026-09-28T10:00:00.000Z	27 \| good	1.759 \| good	5.545 \| good	29.36 \| good	0.856 \| good	1.007 \| good	0.136 \| good
2026-09-28T11:00:00.000Z	26 \| good	1.292 \| good	4.681 \| good	28.267 \| good	0.913 \| good	1.28 \| good	0.149 \| good
2026-09-28T12:00:00.000Z	27 \| good	1.042 \| good	2.897 \| good	28.878 \| good	0.877 \| good	1.571 \| good	0.149 \| good
2026-09-28T13:00:00.000Z	24 \| good	1.165 \| good	3.472 \| good	26.114 \| good	0.877 \| good	1.16 \| good	0.149 \| good
2026-09-28T14:00:00.000Z	24 \| good	1.471 \| good	1.662 \| good	26.236 \| good	0.876 \| good	1.393 \| good	0.181 \| good
2026-09-28T15:00:00.000Z	24 \| good	1.528 \| good	5.235 \| good	26.215 \| good	0.918 \| good	1.211 \| good	0.19 \| good
2026-09-28T16:00:00.000Z	24 \| good	1.583 \| good	4.493 \| good	26.48 \| good	0.898 \| good	1.1 \| good	0.167 \| good
2026-09-28T17:00:00.000Z	23 \| good	1.159 \| good	2.925 \| good	25.162 \| good	0.897 \| good	1.26 \| good	0.167 \| good
2026-09-28T18:00:00.000Z	23 \| good	0.701 \| good	3.754 \| good	24.65 \| good	0.87 \| good	1.498 \| good	0.167 \| good
2026-09-28T19:00:00.000Z	22 \| good	0.764 \| good	2.965 \| good	24.495 \| good	0.838 \| good	1.325 \| good	0.19 \| good
2026-09-28T20:00:00.000Z	22 \| good	0.588 \| good	4.099 \| good	23.774 \| good	0.917 \| good	2.723 \| good	0.19 \| good
2026-09-28T21:00:00.000Z	21 \| good	0.483 \| good	2.2 \| good	22.883 \| good	0.899 \| good	2.98 \| good	0.19 \| good
2026-09-28T22:00:00.000Z	20 \| good	0.564 \| good	2.376 \| good	21.529 \| good	0.897 \| good	1.796 \| good	0.19 \| good
2026-09-28T22:00:00.000Z	21 \| good	0.483 \| good	2.2 \| good	22.883 \| good	0.899 \| good	2.98 \| good	0.19 \| good
2026-09-28T23:00:00.000Z	19 \| good	3.151 \| good	13.399 \| good	21.218 \| good	0.176 \| good	2.445 \| good	0.143 \| good
2026-09-29T00:00:00.000Z	22 \| good	3.528 \| good	15.61 \| good	21.609 \| good	0.197 \| good	2.494 \| good	0.143 \| good
2026-09-29T01:00:00.000Z	22 \| good	3.615 \| good	16.068 \| good	21.135 \| good	0.218 \| good	2.62 \| good	0.144 \| good
2026-09-29T02:00:00.000Z	22 \| good	3.826 \| good	16.687 \| good	19.385 \| good	0.236 \| good	2.788 \| good	0.145 \| good
2026-09-29T03:00:00.000Z	22 \| good	3.711 \| good	16.226 \| good	19.65 \| good	0.245 \| good	2.829 \| good	0.146 \| good
2026-09-29T04:00:00.000Z	19 \| good	3.333 \| good	14.663 \| good	19.877 \| good	0.243 \| good	2.64 \| good	0.146 \| good
2026-09-29T05:00:00.000Z	19 \| good	3.067 \| good	12.452 \| good	19.906 \| good	0.238 \| good	2.371 \| good	0.144 \| good
2026-09-29T06:00:00.000Z	19 \| good	2.852 \| good	11.926 \| good	20.666 \| good	0.23 \| good	2.142 \| good	0.142 \| good
2026-09-29T07:00:00.000Z	20 \| good	2.708 \| good	11.072 \| good	21.517 \| good	0.225 \| good	1.874 \| good	0.141 \| good
2026-09-29T08:00:00.000Z	19 \| good	2.63 \| good	10.961 \| good	21.308 \| good	0.211 \| good	1.709 \| good	0.14 \| good
2026-09-29T09:00:00.000Z	19 \| good	2.834 \| good	11.961 \| good	20.518 \| good	0.199 \| good	1.677 \| good	0.14 \| good
2026-09-29T10:00:00.000Z	19 \| good	2.726 \| good	11.048 \| good	20.81 \| good	0.199 \| good	1.657 \| good	0.141 \| good
2026-09-29T11:00:00.000Z	20 \| good	3.018 \| good	12.381 \| good	21.917 \| good	0.204 \| good	2.122 \| good	0.146 \| good
2026-09-29T12:00:00.000Z	21 \| good	3.071 \| good	12.404 \| good	22.65 \| good	0.21 \| good	2.594 \| good	0.154 \| good
2026-09-29T13:00:00.000Z	20 \| good	3.129 \| good	13.268 \| good	22.161 \| good	0.211 \| good	2.59 \| good	0.16 \| good
2026-09-29T14:00:00.000Z	22 \| good	2.848 \| good	12.104 \| good	24.33 \| good	0.207 \| good	2.13 \| good	0.16 \| good
2026-09-29T15:00:00.000Z	23 \| good	2.523 \| good	10.155 \| good	24.658 \| good	0.204 \| good	1.688 \| good	0.156 \| good
2026-09-29T16:00:00.000Z	22 \| good	2.644 \| good	10.652 \| good	24.435 \| good	0.209 \| good	1.452 \| good	0.153 \| good
2026-09-29T17:00:00.000Z	23 \| good	3.293 \| good	14.209 \| good	24.86 \| good	0.213 \| good	1.401 \| good	0.152 \| good
2026-09-29T18:00:00.000Z	25 \| good	3.587 \| good	16.028 \| good	26.652 \| good	0.216 \| good	1.52 \| good	0.153 \| good
2026-09-29T19:00:00.000Z	25 \| good	3.618 \| good	16.104 \| good	26.558 \| good	0.221 \| good	1.722 \| good	0.155 \| good
2026-09-29T20:00:00.000Z	22 \| good	4.045 \| good	17.679 \| good	24.408 \| good	0.229 \| good	2.033 \| good	0.158 \| good
2026-09-29T21:00:00.000Z	22 \| good	4.451 \| good	19.22 \| good	21.979 \| good	0.241 \| good	2.672 \| good	0.164 \| good
2026-09-29T22:00:00.000Z	27 \| good	4.628 \| good	20.116 \| good	20.913 \| good	0.263 \| good	3.85 \| good	0.175 \| good
2026-09-29T23:00:00.000Z	27 \| good	5.182 \| good	22.308 \| good	19.339 \| good	0.314 \| good	5.465 \| good	0.191 \| good
2026-09-30T00:00:00.000Z	33 \| good	5.781 \| good	24.914 \| good	21.648 \| good	0.36 \| good	6.135 \| good	0.198 \| good
2026-09-30T01:00:00.000Z	33 \| good	5.905 \| good	25.565 \| good	18.672 \| good	0.39 \| good	6.353 \| good	0.202 \| good
2026-09-30T02:00:00.000Z	33 \| good	6.296 \| good	27.901 \| good	17.231 \| good	0.412 \| good	6.45 \| good	0.204 \| good
2026-09-30T03:00:00.000Z	33 \| good	5.766 \| good	24.823 \| good	16.851 \| good	0.411 \| good	6.228 \| good	0.204 \| good
2026-09-30T04:00:00.000Z	27 \| good	5.369 \| good	23.501 \| good	17.156 \| good	0.388 \| good	5.586 \| good	0.2 \| good
2026-09-30T05:00:00.000Z	27 \| good	4.711 \| good	20.361 \| good	17.433 \| good	0.366 \| good	4.943 \| good	0.194 \| good
2026-09-30T06:00:00.000Z	22 \| good	4.159 \| good	18.179 \| good	17.518 \| good	0.352 \| good	4.559 \| good	0.191 \| good
2026-09-30T07:00:00.000Z	22 \| good	3.953 \| good	17.453 \| good	16.173 \| good	0.344 \| good	4.425 \| good	0.189 \| good
2026-09-30T08:00:00.000Z	22 \| good	4.244 \| good	18.6 \| good	14.996 \| good	0.343 \| good	4.505 \| good	0.19 \| good
2026-09-30T09:00:00.000Z	16 \| good	3.461 \| good	15.495 \| good	13.185 \| good	0.343 \| good	4.585 \| good	0.191 \| good
2026-09-30T10:00:00.000Z	22 \| good	3.847 \| good	16.655 \| good	10.53 \| good	0.345 \| good	4.744 \| good	0.193 \| good
2026-09-30T11:00:00.000Z	22 \| good	4.026 \| good	17.647 \| good	10.477 \| good	0.365 \| good	5.087 \| good	0.202 \| good
2026-09-30T12:00:00.000Z	27 \| good	4.633 \| good	19.996 \| good	13.279 \| good	0.379 \| good	4.938 \| good	0.215 \| good
2026-09-30T13:00:00.000Z	22 \| good	4.235 \| good	18.377 \| good	17.995 \| good	0.386 \| good	4.087 \| good	0.216 \| good
2026-09-30T14:00:00.000Z	27 \| good	4.505 \| good	19.686 \| good	22.045 \| good	0.378 \| good	3.035 \| good	0.204 \| good
2026-09-30T15:00:00.000Z	27 \| good	4.352 \| good	19.079 \| good	28.69 \| good	0.347 \| good	2.348 \| good	0.196 \| good
2026-09-30T16:00:00.000Z	31 \| good	5.013 \| good	21.698 \| good	33.556 \| good	0.326 \| good	2.18 \| good	0.191 \| good
2026-09-30T17:00:00.000Z	35 \| good	5.805 \| good	25.035 \| good	38.216 \| good	0.312 \| good	2.273 \| good	0.189 \| good
2026-09-30T18:00:00.000Z	38 \| good	5.329 \| good	22.896 \| good	41.455 \| good	0.301 \| good	2.434 \| good	0.189 \| good
2026-09-30T19:00:00.000Z	39 \| good	6.592 \| good	29.404 \| good	42.061 \| good	0.273 \| good	2.52 \| good	0.187 \| good
2026-09-30T20:00:00.000Z	44 \| good	8.244 \| good	35.944 \| good	38.68 \| good	0.254 \| good	2.848 \| good	0.185 \| good
2026-09-30T21:00:00.000Z	49 \| good	9.333 \| good	41.279 \| good	35.756 \| good	0.253 \| good	3.62 \| good	0.187 \| good
2026-09-30T22:00:00.000Z	49 \| good	9.38 \| good	41.686 \| good	34.213 \| good	0.276 \| good	5.236 \| good	0.201 \| good

Exeter

Empower business decisions with accurate air quality data

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

0.20ppm

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 07:00:00, 2026-09-28.

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 09:00:00 on 2026-09-28.

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 21.

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 0.483 μg/m³.

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

Exeter, New Hampshire currently has a PM₁₀ concentration of 2.2 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 0.19 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 0.899 ppb.

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

Exeter, New Hampshire currently has an ozone (O₃) concentration of 22.883 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 2.98 ppb.

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