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

The current PM10 levels in Amherst, New Hampshire are 13.778 μg/m3.

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

The current sulfur dioxide (SO2) levels in Amherst, New Hampshire are 0.577 ppb.

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

The current ozone (O3) levels at Amherst, New Hampshire is 44.644 ppm.

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

The current nitrogen dioxide (NO2) levels at Amherst, New Hampshire is 2.154 ppb.

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

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

The measured PM2.5 levels in Amherst, New Hampshire at present are 3.734 μg/m3.

Stay updated with real-time air quality in Amherst, 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

Amherst, New Hampshire

Last updated: ... (Local time)

Common air pollutants in Amherst, New Hampshire

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.73 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

13.78 μg/m³

155

255

425

605+

Ozone (O₃)

44.64 ppb

201

201+

Sulfur Dioxide (SO₂)

0.58 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

2.15 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.19 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Amherst, New Hampshire

Scroll To Air Quality Map

Track live Amherst, New Hampshire air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-27T23:00:00.000Z	38 \| good	2.926 \| good	8.511 \| good	41.1 \| good	0.417 \| good	1.405 \| good	0.139 \| good
2026-03-28T00:00:00.000Z	40 \| good	2.961 \| good	11.169 \| good	42.638 \| good	0.422 \| good	2.175 \| good	0.203 \| good
2026-03-28T01:00:00.000Z	38 \| good	3.127 \| good	7.702 \| good	40.723 \| good	0.324 \| good	1.638 \| good	0.188 \| good
2026-03-28T02:00:00.000Z	40 \| good	3.303 \| good	9.439 \| good	42.515 \| good	0.466 \| good	3.159 \| good	0.188 \| good
2026-03-28T03:00:00.000Z	35 \| good	3.585 \| good	13.673 \| good	37.91 \| good	0.414 \| good	3.469 \| good	0.215 \| good
2026-03-28T04:00:00.000Z	37 \| good	4.118 \| good	11.866 \| good	39.581 \| good	0.405 \| good	2.338 \| good	0.239 \| good
2026-03-28T05:00:00.000Z	34 \| good	4.148 \| good	10.671 \| good	37.264 \| good	0.356 \| good	2.099 \| good	0.215 \| good
2026-03-28T06:00:00.000Z	33 \| good	4.25 \| good	13.751 \| good	36.476 \| good	0.355 \| good	2.229 \| good	0.215 \| good
2026-03-28T07:00:00.000Z	34 \| good	4.146 \| good	11.405 \| good	37.198 \| good	0.468 \| good	2.328 \| good	0.188 \| good
2026-03-28T08:00:00.000Z	34 \| good	3.959 \| good	9.589 \| good	37.219 \| good	0.359 \| good	1.95 \| good	0.188 \| good
2026-03-28T09:00:00.000Z	35 \| good	3.948 \| good	9.802 \| good	37.625 \| good	0.315 \| good	1.895 \| good	0.167 \| good
2026-03-28T10:00:00.000Z	35 \| good	4.027 \| good	13.159 \| good	37.539 \| good	0.326 \| good	1.823 \| good	0.188 \| good
2026-03-28T11:00:00.000Z	35 \| good	4.067 \| good	7.974 \| good	38.244 \| good	0.355 \| good	2.273 \| good	0.19 \| good
2026-03-28T12:00:00.000Z	35 \| good	4.049 \| good	16.071 \| good	38.137 \| good	0.324 \| good	2.387 \| good	0.202 \| good
2026-03-28T13:00:00.000Z	34 \| good	4.356 \| good	14.898 \| good	37.134 \| good	0.323 \| good	2.209 \| good	0.202 \| good
2026-03-28T14:00:00.000Z	36 \| good	4.245 \| good	14.601 \| good	39.069 \| good	0.372 \| good	1.3 \| good	0.19 \| good
2026-03-28T15:00:00.000Z	35 \| good	4.321 \| good	14.253 \| good	38.284 \| good	0.377 \| good	1.262 \| good	0.19 \| good
2026-03-28T16:00:00.000Z	36 \| good	4.311 \| good	10.64 \| good	39.356 \| good	0.355 \| good	1.046 \| good	0.19 \| good
2026-03-28T17:00:00.000Z	38 \| good	4.329 \| good	10.197 \| good	40.805 \| good	0.38 \| good	0.773 \| good	0.19 \| good
2026-03-28T18:00:00.000Z	39 \| good	4.244 \| good	12.32 \| good	42.274 \| good	0.389 \| good	0.758 \| good	0.19 \| good
2026-03-28T19:00:00.000Z	39 \| good	4.126 \| good	9.697 \| good	41.843 \| good	0.38 \| good	1.039 \| good	0.19 \| good
2026-03-28T20:00:00.000Z	38 \| good	4.121 \| good	16.914 \| good	40.971 \| good	0.522 \| good	1.406 \| good	0.19 \| good
2026-03-28T21:00:00.000Z	39 \| good	4.165 \| good	13.859 \| good	42.428 \| good	0.523 \| good	1.444 \| good	0.19 \| good
2026-03-28T22:00:00.000Z	39 \| good	3.912 \| good	13.659 \| good	42.236 \| good	0.515 \| good	4.117 \| good	0.19 \| good
2026-03-28T23:00:00.000Z	38 \| good	3.658 \| good	12.473 \| good	40.913 \| good	0.487 \| good	1.92 \| good	0.2 \| good
2026-03-29T00:00:00.000Z	38 \| good	3.599 \| good	8.039 \| good	41.172 \| good	0.513 \| good	1.947 \| good	0.2 \| good
2026-03-29T01:00:00.000Z	37 \| good	3.485 \| good	8.321 \| good	39.96 \| good	0.487 \| good	3.198 \| good	0.21 \| good
2026-03-29T02:00:00.000Z	36 \| good	4.035 \| good	16.494 \| good	39.398 \| good	0.524 \| good	2.238 \| good	0.2 \| good
2026-03-29T03:00:00.000Z	30 \| good	2.139 \| good	8.597 \| good	32.029 \| good	0.237 \| good	1.643 \| good	0.197 \| good
2026-03-29T04:00:00.000Z	35 \| good	3.43 \| good	13.556 \| good	38.324 \| good	0.549 \| good	1.863 \| good	0.2 \| good
2026-03-29T05:00:00.000Z	37 \| good	3.409 \| good	7.713 \| good	39.558 \| good	0.49 \| good	3.577 \| good	0.2 \| good
2026-03-29T06:00:00.000Z	36 \| good	3.509 \| good	7.624 \| good	38.977 \| good	0.49 \| good	2.332 \| good	0.2 \| good
2026-03-29T07:00:00.000Z	35 \| good	3.941 \| good	18.066 \| good	37.815 \| good	0.489 \| good	3.034 \| good	0.19 \| good
2026-03-29T08:00:00.000Z	35 \| good	4.1 \| good	13.35 \| good	38.308 \| good	0.477 \| good	6.338 \| good	0.2 \| good
2026-03-29T09:00:00.000Z	33 \| good	3.623 \| good	10.35 \| good	35.658 \| good	0.476 \| good	6.388 \| good	0.2 \| good
2026-03-29T10:00:00.000Z	31 \| good	3.594 \| good	12.337 \| good	34.164 \| good	0.537 \| good	7.354 \| good	0.157 \| good
2026-03-29T11:00:00.000Z	31 \| good	3.671 \| good	8.629 \| good	34.478 \| good	0.551 \| good	6.83 \| good	0.157 \| good
2026-03-29T12:00:00.000Z	32 \| good	3.818 \| good	14.971 \| good	34.566 \| good	0.515 \| good	6.611 \| good	0.167 \| good
2026-03-29T13:00:00.000Z	33 \| good	3.642 \| good	15.358 \| good	35.52 \| good	0.516 \| good	6.587 \| good	0.215 \| good
2026-03-29T14:00:00.000Z	34 \| good	4.077 \| good	8.715 \| good	37.278 \| good	0.512 \| good	2.598 \| good	0.19 \| good
2026-03-29T15:00:00.000Z	34 \| good	4.098 \| good	13.329 \| good	36.639 \| good	0.568 \| good	2.098 \| good	0.19 \| good
2026-03-29T16:00:00.000Z	36 \| good	4.274 \| good	15.285 \| good	39.427 \| good	0.564 \| good	2.376 \| good	0.19 \| good
2026-03-29T17:00:00.000Z	38 \| good	4.19 \| good	12.275 \| good	41.001 \| good	0.401 \| good	1.893 \| good	0.19 \| good
2026-03-29T18:00:00.000Z	41 \| good	4.12 \| good	10.518 \| good	43.704 \| good	0.378 \| good	2.407 \| good	0.165 \| good
2026-03-29T19:00:00.000Z	41 \| good	4.05 \| good	11.283 \| good	43.921 \| good	0.375 \| good	2.163 \| good	0.165 \| good
2026-03-29T20:00:00.000Z	42 \| good	3.758 \| good	8.201 \| good	44.748 \| good	0.573 \| good	2.031 \| good	0.165 \| good
2026-03-29T21:00:00.000Z	42 \| good	3.734 \| good	13.778 \| good	44.644 \| good	0.577 \| good	2.154 \| good	0.19 \| good
2026-03-29T22:00:00.000Z	42 \| good	3.734 \| good	13.778 \| good	44.644 \| good	0.577 \| good	2.154 \| good	0.19 \| good
2026-03-29T23:00:00.000Z	38 \| good	4.404 \| good	19.399 \| good	41.246 \| good	1.266 \| good	5.817 \| good	0.176 \| good
2026-03-30T00:00:00.000Z	37 \| good	4.543 \| good	19.721 \| good	39.502 \| good	1.617 \| good	7.764 \| good	0.194 \| good
2026-03-30T01:00:00.000Z	35 \| good	5.529 \| good	23.817 \| good	38.172 \| good	1.782 \| good	7.545 \| good	0.198 \| good
2026-03-30T02:00:00.000Z	33 \| good	5.338 \| good	23.255 \| good	36.302 \| good	1.948 \| good	7.327 \| good	0.203 \| good
2026-03-30T03:00:00.000Z	33 \| good	6.397 \| good	28.488 \| good	36.012 \| good	2.113 \| good	7.109 \| good	0.208 \| good
2026-03-30T04:00:00.000Z	44 \| good	7.839 \| good	34.346 \| good	38.207 \| good	2.007 \| good	6.355 \| good	0.205 \| good
2026-03-30T05:00:00.000Z	44 \| good	7.6 \| good	33.184 \| good	37.066 \| good	1.901 \| good	5.601 \| good	0.202 \| good
2026-03-30T06:00:00.000Z	44 \| good	7.87 \| good	34.32 \| good	33.569 \| good	1.795 \| good	4.847 \| good	0.198 \| good
2026-03-30T07:00:00.000Z	38 \| good	7.373 \| good	32.421 \| good	31.877 \| good	1.641 \| good	4.325 \| good	0.188 \| good
2026-03-30T08:00:00.000Z	33 \| good	6.058 \| good	26.88 \| good	31.947 \| good	1.487 \| good	3.803 \| good	0.177 \| good
2026-03-30T09:00:00.000Z	31 \| good	3.842 \| good	16.619 \| good	33.361 \| good	1.332 \| good	3.281 \| good	0.166 \| good
2026-03-30T10:00:00.000Z	24 \| good	2.997 \| good	12.601 \| good	26.313 \| good	1.352 \| good	3.868 \| good	0.17 \| good
2026-03-30T11:00:00.000Z	26 \| good	2.668 \| good	10.821 \| good	28.065 \| good	1.371 \| good	4.455 \| good	0.173 \| good
2026-03-30T12:00:00.000Z	27 \| good	3.721 \| good	16.249 \| good	28.781 \| good	1.391 \| good	5.042 \| good	0.177 \| good
2026-03-30T13:00:00.000Z	33 \| good	5.949 \| good	26.51 \| good	32.931 \| good	1.498 \| good	4.55 \| good	0.182 \| good
2026-03-30T14:00:00.000Z	44 \| good	8.185 \| good	35.864 \| good	38.015 \| good	1.605 \| good	4.058 \| good	0.186 \| good
2026-03-30T15:00:00.000Z	38 \| good	6.565 \| good	29.27 \| good	35.51 \| good	1.712 \| good	3.567 \| good	0.19 \| good
2026-03-30T16:00:00.000Z	44 \| good	7.923 \| good	34.634 \| good	39.533 \| good	1.765 \| good	3.016 \| good	0.183 \| good
2026-03-30T17:00:00.000Z	49 \| good	8.635 \| good	37.763 \| good	42.241 \| good	1.818 \| good	2.465 \| good	0.176 \| good
2026-03-30T18:00:00.000Z	49 \| good	9.034 \| good	40.188 \| good	42.973 \| good	1.87 \| good	1.914 \| good	0.169 \| good
2026-03-30T19:00:00.000Z	49 \| good	8.966 \| good	40.055 \| good	43.907 \| good	1.717 \| good	1.79 \| good	0.165 \| good
2026-03-30T20:00:00.000Z	49 \| good	9.486 \| good	42.368 \| good	46.639 \| good	1.563 \| good	1.666 \| good	0.16 \| good
2026-03-30T21:00:00.000Z	44 \| good	8.443 \| good	37.033 \| good	45.822 \| good	1.409 \| good	1.542 \| good	0.155 \| good
2026-03-30T22:00:00.000Z	41 \| good	6.901 \| good	30.217 \| good	44.491 \| good	1.437 \| good	2.629 \| good	0.165 \| good
2026-03-30T23:00:00.000Z	37 \| good	6.222 \| good	27.634 \| good	40.187 \| good	1.465 \| good	3.716 \| good	0.174 \| good
2026-03-31T00:00:00.000Z	34 \| good	5.322 \| good	23.054 \| good	36.874 \| good	1.494 \| good	4.803 \| good	0.184 \| good
2026-03-31T01:00:00.000Z	31 \| good	4.978 \| good	21.59 \| good	33.965 \| good	1.628 \| good	5.095 \| good	0.188 \| good
2026-03-31T02:00:00.000Z	33 \| good	5.601 \| good	24.184 \| good	34.329 \| good	1.763 \| good	5.387 \| good	0.193 \| good
2026-03-31T03:00:00.000Z	33 \| good	5.982 \| good	26.557 \| good	35.395 \| good	1.897 \| good	5.679 \| good	0.198 \| good
2026-03-31T04:00:00.000Z	33 \| good	6.41 \| good	28.419 \| good	34.636 \| good	2.002 \| good	5.346 \| good	0.198 \| good
2026-03-31T05:00:00.000Z	38 \| good	6.823 \| good	30.304 \| good	33.165 \| good	2.107 \| good	5.013 \| good	0.199 \| good
2026-03-31T06:00:00.000Z	60 \| moderate	14.082 \| fine	15.085 \| good	39.344 \| good	2.228 \| good	4.687 \| good	0.2 \| good
2026-03-31T07:00:00.000Z	49 \| good	8.685 \| good	38.206 \| good	27.756 \| good	2.206 \| good	4.563 \| good	0.2 \| good
2026-03-31T08:00:00.000Z	44 \| good	8.281 \| good	36.355 \| good	27.907 \| good	2.2 \| good	4.448 \| good	0.2 \| good
2026-03-31T09:00:00.000Z	44 \| good	7.528 \| good	32.956 \| good	30.275 \| good	2.193 \| good	4.332 \| good	0.2 \| good
2026-03-31T10:00:00.000Z	52 \| moderate	9.801 \| good	43.817 \| good	22.08 \| good	2.172 \| good	5.783 \| good	0.211 \| good
2026-03-31T11:00:00.000Z	44 \| good	8.07 \| good	35.385 \| good	24.498 \| good	2.151 \| good	7.234 \| good	0.221 \| good
2026-03-31T12:00:00.000Z	69 \| moderate	19.016 \| fine	19.275 \| good	31.12 \| good	2.145 \| good	8.689 \| good	0.232 \| good
2026-03-31T13:00:00.000Z	67 \| moderate	18.494 \| fine	18.73 \| good	32.321 \| good	2.008 \| good	7.815 \| good	0.224 \| good
2026-03-31T14:00:00.000Z	66 \| moderate	16.733 \| fine	17.012 \| good	33.521 \| good	1.871 \| good	6.941 \| good	0.217 \| good
2026-03-31T15:00:00.000Z	60 \| moderate	13.697 \| fine	14.053 \| good	34.721 \| good	1.733 \| good	6.067 \| good	0.21 \| good
2026-03-31T16:00:00.000Z	58 \| moderate	12.53 \| fine	12.877 \| good	35.546 \| good	1.509 \| good	5.483 \| good	0.207 \| good
2026-03-31T17:00:00.000Z	38 \| good	6.915 \| good	30.568 \| good	37.205 \| good	1.271 \| good	4.849 \| good	0.204 \| good
2026-03-31T18:00:00.000Z	52 \| moderate	9.894 \| good	10.147 \| good	37.196 \| good	1.06 \| good	4.315 \| good	0.202 \| good
2026-03-31T19:00:00.000Z	49 \| good	8.644 \| good	8.886 \| good	36.571 \| good	0.938 \| good	4.443 \| good	0.206 \| good
2026-03-31T20:00:00.000Z	33 \| good	6.324 \| good	6.509 \| good	35.947 \| good	0.815 \| good	4.571 \| good	0.21 \| good
2026-03-31T21:00:00.000Z	32 \| good	4.694 \| good	4.86 \| good	35.322 \| good	0.693 \| good	4.699 \| good	0.215 \| good
2026-03-31T22:00:00.000Z	32 \| good	4.602 \| good	4.794 \| good	35.191 \| good	0.684 \| good	4.921 \| good	0.215 \| good

Amherst

Empower business decisions with accurate air quality data

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

0.19ppm

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 Amherst, New Hampshire updated?

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

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

The worst air quality in Amherst, New Hampshire was recorded at 09:00:00 on 2026-03-29.

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

The best air quality in Amherst, New Hampshire was recorded at 03:00:00 on 2026-03-29.

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

The real-time air quality index in Amherst, New Hampshire is 42, currently categorized as Good.

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

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

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

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

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

The measured PM_2.5 levels in Amherst, New Hampshire at present are 3.734 μg/m³.

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

The current PM₁₀ levels in Amherst, New Hampshire are 13.778 μg/m³.

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

The current carbon monoxide (CO) level in Amherst, New Hampshire is 0.19 ppm.

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

The current sulfur dioxide (SO₂) levels in Amherst, New Hampshire are 0.577 ppb.

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

The current ozone (O₃) levels at Amherst, New Hampshire is 44.644 ppm.

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

The current nitrogen dioxide (NO₂) levels at Amherst, New Hampshire is 2.154 ppb.

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