What is the current concentration of PM10 in Northborough, Massachusetts?

The current PM10 concentration at Northborough, Massachusetts is 18.577 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Northborough, Massachusetts?

The current sulfur dioxide (SO2) concentration at Northborough, Massachusetts is 0.383 ppb.

What is the current concentration of ozone (O3) in Northborough, Massachusetts?

The current ozone (O3) concentration at Northborough, Massachusetts is 28.221 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Northborough, Massachusetts?

The current nitrogen dioxide (NO2) concentration at Northborough, Massachusetts is 2.483 ppb.

Northborough, Massachusetts live air quality index now

Q: What is the current concentration of PM2.5 in Northborough, Massachusetts?

The current PM2.5 concentration at Northborough, Massachusetts is 3.877 μg/m3.

Stay updated with real-time air quality in Northborough, Massachusetts 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

Northborough, Massachusetts

Last updated: ... (Local time)

Major air pollutants in Northborough, Massachusetts

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.88 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

18.58 μg/m³

155

255

425

605+

Ozone (O₃)

28.22 ppb

201

201+

Sulfur Dioxide (SO₂)

0.38 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

2.48 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.16 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Northborough, Massachusetts

Get Live Pollen Counts

Northborough, Massachusetts

Scroll To Air Quality Map

Track live Northborough, Massachusetts air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-08-12T19:00:00.000Z	33 \| good	5.972 \| good	23.309 \| good	30.045 \| good	0.445 \| good	3.168 \| good	0.236 \| good
2026-08-12T20:00:00.000Z	33 \| good	6.216 \| good	19.779 \| good	29.921 \| good	0.444 \| good	2.948 \| good	0.236 \| good
2026-08-12T21:00:00.000Z	33 \| good	5.764 \| good	23.211 \| good	27.371 \| good	0.446 \| good	3.1 \| good	0.224 \| good
2026-08-12T22:00:00.000Z	33 \| good	5.714 \| good	32.151 \| good	29.168 \| good	0.467 \| good	2.676 \| good	0.236 \| good
2026-08-12T23:00:00.000Z	33 \| good	6.152 \| good	25.664 \| good	29.729 \| good	0.477 \| good	3.501 \| good	0.236 \| good
2026-08-13T00:00:00.000Z	27 \| good	5.386 \| good	11.916 \| good	26.57 \| good	0.455 \| good	4.43 \| good	0.272 \| good
2026-08-13T01:00:00.000Z	33 \| good	5.748 \| good	21.638 \| good	24.197 \| good	0.515 \| good	7.762 \| good	0.271 \| good
2026-08-13T02:00:00.000Z	33 \| good	5.75 \| good	14.194 \| good	17.987 \| good	0.467 \| good	6.711 \| good	0.259 \| good
2026-08-13T03:00:00.000Z	38 \| good	6.71 \| good	26.853 \| good	19.372 \| good	0.466 \| good	5.467 \| good	0.248 \| good
2026-08-13T04:00:00.000Z	38 \| good	6.536 \| good	18.537 \| good	19.653 \| good	0.445 \| good	6.944 \| good	0.247 \| good
2026-08-13T05:00:00.000Z	33 \| good	6.304 \| good	24.098 \| good	13.659 \| good	0.399 \| good	7.794 \| good	0.224 \| good
2026-08-13T06:00:00.000Z	38 \| good	6.612 \| good	28.785 \| good	18.126 \| good	0.445 \| good	7.252 \| good	0.224 \| good
2026-08-13T07:00:00.000Z	33 \| good	6.215 \| good	25.754 \| good	16.917 \| good	0.444 \| good	6.162 \| good	0.212 \| good
2026-08-13T08:00:00.000Z	33 \| good	5.592 \| good	13.826 \| good	12.786 \| good	0.443 \| good	5.157 \| good	0.212 \| good
2026-08-13T09:00:00.000Z	33 \| good	5.585 \| good	13.484 \| good	15.11 \| good	0.443 \| good	6.863 \| good	0.224 \| good
2026-08-13T10:00:00.000Z	33 \| good	5.773 \| good	13.547 \| good	28.268 \| good	0.379 \| good	8.013 \| good	0.224 \| good
2026-08-13T11:00:00.000Z	33 \| good	5.88 \| good	20.613 \| good	26.187 \| good	0.367 \| good	11.103 \| good	0.272 \| good
2026-08-13T12:00:00.000Z	33 \| good	5.798 \| good	14.255 \| good	16.863 \| good	0.433 \| good	7.391 \| good	0.26 \| good
2026-08-13T13:00:00.000Z	33 \| good	6.166 \| good	19.262 \| good	30.074 \| good	0.433 \| good	6.795 \| good	0.248 \| good
2026-08-13T14:00:00.000Z	33 \| good	6.406 \| good	16.295 \| good	31.855 \| good	0.454 \| good	5.034 \| good	0.248 \| good
2026-08-13T15:00:00.000Z	33 \| good	6.484 \| good	18.834 \| good	32.529 \| good	0.414 \| good	4.261 \| good	0.236 \| good
2026-08-13T16:00:00.000Z	44 \| good	7.625 \| good	23.95 \| good	31.233 \| good	0.435 \| good	2.83 \| good	0.247 \| good
2026-08-13T17:00:00.000Z	44 \| good	8.29 \| good	25.17 \| good	34.154 \| good	0.448 \| good	3.271 \| good	0.235 \| good
2026-08-13T18:00:00.000Z	44 \| good	7.844 \| good	17.298 \| good	35.761 \| good	0.448 \| good	2.868 \| good	0.248 \| good
2026-08-13T19:00:00.000Z	44 \| good	7.795 \| good	15.503 \| good	41.121 \| good	0.448 \| good	3.152 \| good	0.259 \| good
2026-08-13T20:00:00.000Z	44 \| good	7.866 \| good	24.467 \| good	36.212 \| good	0.433 \| good	3.332 \| good	0.235 \| good
2026-08-13T21:00:00.000Z	44 \| good	8.048 \| good	18.051 \| good	39.324 \| good	0.442 \| good	2.791 \| good	0.248 \| good
2026-08-13T22:00:00.000Z	44 \| good	7.717 \| good	19.847 \| good	37.874 \| good	0.465 \| good	2.781 \| good	0.236 \| good
2026-08-13T23:00:00.000Z	38 \| good	7.408 \| good	16.92 \| good	39.521 \| good	0.454 \| good	2.568 \| good	0.259 \| good
2026-08-14T00:00:00.000Z	38 \| good	6.51 \| good	32.191 \| good	33.943 \| good	0.375 \| good	2.424 \| good	0.225 \| good
2026-08-14T01:00:00.000Z	38 \| good	7.214 \| good	16.436 \| good	29.202 \| good	0.418 \| good	5.581 \| good	0.259 \| good
2026-08-14T02:00:00.000Z	38 \| good	7.288 \| good	12.884 \| good	34.119 \| good	0.348 \| good	4.156 \| good	0.248 \| good
2026-08-14T03:00:00.000Z	38 \| good	6.832 \| good	23.281 \| good	26.075 \| good	0.374 \| good	6.134 \| good	0.236 \| good
2026-08-14T04:00:00.000Z	44 \| good	7.808 \| good	23.294 \| good	24.19 \| good	0.353 \| good	10.057 \| good	0.323 \| good
2026-08-14T05:00:00.000Z	38 \| good	7.093 \| good	16.255 \| good	22.504 \| good	0.367 \| good	7.275 \| good	0.258 \| good
2026-08-14T06:00:00.000Z	38 \| good	7.482 \| good	18.561 \| good	19.926 \| good	0.368 \| good	7.168 \| good	0.246 \| good
2026-08-14T07:00:00.000Z	38 \| good	7.313 \| good	25.933 \| good	19.222 \| good	0.356 \| good	7.319 \| good	0.235 \| good
2026-08-14T08:00:00.000Z	38 \| good	6.855 \| good	15.719 \| good	18.45 \| good	0.344 \| good	8.683 \| good	0.224 \| good
2026-08-14T09:00:00.000Z	38 \| good	6.975 \| good	19.064 \| good	15.555 \| good	0.349 \| good	4.476 \| good	0.259 \| good
2026-08-14T10:00:00.000Z	38 \| good	6.602 \| good	14.739 \| good	14.588 \| good	0.349 \| good	5.721 \| good	0.27 \| good
2026-08-14T11:00:00.000Z	33 \| good	6.344 \| good	23.303 \| good	20.17 \| good	0.372 \| good	7.158 \| good	0.237 \| good
2026-08-14T12:00:00.000Z	38 \| good	6.996 \| good	28.681 \| good	17.756 \| good	0.346 \| good	5.141 \| good	0.225 \| good
2026-08-14T13:00:00.000Z	33 \| good	6.091 \| good	16.489 \| good	8.712 \| good	0.346 \| good	4.492 \| good	0.259 \| good
2026-08-14T14:00:00.000Z	27 \| good	4.91 \| good	18.646 \| good	17.113 \| good	0.382 \| good	3.528 \| good	0.224 \| good
2026-08-14T15:00:00.000Z	22 \| good	4.112 \| good	16.893 \| good	19.864 \| good	0.383 \| good	2.934 \| good	0.148 \| good
2026-08-14T16:00:00.000Z	22 \| good	3.734 \| good	12.256 \| good	22.186 \| good	0.383 \| good	2.405 \| good	0.189 \| good
2026-08-14T17:00:00.000Z	26 \| good	3.877 \| good	18.577 \| good	28.221 \| good	0.383 \| good	2.483 \| good	0.159 \| good
2026-08-14T18:00:00.000Z	26 \| good	3.877 \| good	18.577 \| good	28.221 \| good	0.383 \| good	2.483 \| good	0.159 \| good
2026-08-14T19:00:00.000Z	49 \| good	8.858 \| good	39.414 \| good	16.41 \| good	0.157 \| good	0.52 \| good	0.155 \| good
2026-08-14T20:00:00.000Z	54 \| moderate	10.664 \| good	47.276 \| good	15.942 \| good	0.152 \| good	0.577 \| good	0.156 \| good
2026-08-14T21:00:00.000Z	44 \| good	7.714 \| good	33.751 \| good	16.795 \| good	0.151 \| good	0.631 \| good	0.156 \| good
2026-08-14T22:00:00.000Z	27 \| good	4.936 \| good	21.004 \| good	15.411 \| good	0.151 \| good	1.328 \| good	0.164 \| good
2026-08-14T23:00:00.000Z	27 \| good	5.349 \| good	23.1 \| good	14.392 \| good	0.157 \| good	3.266 \| good	0.187 \| good
2026-08-15T00:00:00.000Z	22 \| good	3.912 \| good	17.122 \| good	14.813 \| good	0.177 \| good	5.557 \| good	0.207 \| good
2026-08-15T01:00:00.000Z	16 \| good	2.89 \| good	12.204 \| good	14.284 \| good	0.189 \| good	5.903 \| good	0.204 \| good
2026-08-15T02:00:00.000Z	16 \| good	3.464 \| good	15.42 \| good	13.532 \| good	0.201 \| good	5.793 \| good	0.199 \| good
2026-08-15T03:00:00.000Z	22 \| good	3.968 \| good	17.654 \| good	12.337 \| good	0.216 \| good	5.235 \| good	0.191 \| good
2026-08-15T04:00:00.000Z	22 \| good	4.266 \| good	18.593 \| good	14.289 \| good	0.239 \| good	4.458 \| good	0.183 \| good
2026-08-15T05:00:00.000Z	22 \| good	4.487 \| good	19.554 \| good	15.471 \| good	0.271 \| good	3.937 \| good	0.177 \| good
2026-08-15T06:00:00.000Z	22 \| good	3.561 \| good	15.546 \| good	17.345 \| good	0.308 \| good	3.857 \| good	0.175 \| good
2026-08-15T07:00:00.000Z	22 \| good	4.391 \| good	19.254 \| good	19.17 \| good	0.341 \| good	4.018 \| good	0.175 \| good
2026-08-15T08:00:00.000Z	33 \| good	5.682 \| good	24.769 \| good	18.368 \| good	0.374 \| good	4.167 \| good	0.176 \| good
2026-08-15T09:00:00.000Z	38 \| good	6.616 \| good	29.514 \| good	16.168 \| good	0.408 \| good	4.319 \| good	0.177 \| good
2026-08-15T10:00:00.000Z	33 \| good	6.259 \| good	27.603 \| good	15.741 \| good	0.44 \| good	4.542 \| good	0.18 \| good
2026-08-15T11:00:00.000Z	33 \| good	6.414 \| good	28.567 \| good	15.037 \| good	0.466 \| good	4.565 \| good	0.185 \| good
2026-08-15T12:00:00.000Z	33 \| good	6.472 \| good	28.632 \| good	17.251 \| good	0.467 \| good	3.324 \| good	0.189 \| good
2026-08-15T13:00:00.000Z	33 \| good	5.97 \| good	26.414 \| good	20.257 \| good	0.586 \| good	1.708 \| good	0.174 \| good
2026-08-15T14:00:00.000Z	33 \| good	5.517 \| good	23.923 \| good	21.185 \| good	0.583 \| good	1.017 \| good	0.162 \| good
2026-08-15T15:00:00.000Z	27 \| good	4.955 \| good	21.593 \| good	21.513 \| good	0.506 \| good	0.732 \| good	0.158 \| good
2026-08-15T16:00:00.000Z	27 \| good	4.751 \| good	20.632 \| good	22.663 \| good	0.449 \| good	0.572 \| good	0.156 \| good
2026-08-15T17:00:00.000Z	27 \| good	4.752 \| good	20.805 \| good	23.286 \| good	0.398 \| good	0.496 \| good	0.155 \| good
2026-08-15T18:00:00.000Z	27 \| good	4.875 \| good	21 \| good	23.197 \| good	0.346 \| good	0.477 \| good	0.154 \| good
2026-08-15T19:00:00.000Z	27 \| good	5.434 \| good	23.502 \| good	23.712 \| good	0.292 \| good	0.462 \| good	0.152 \| good
2026-08-15T20:00:00.000Z	27 \| good	5.199 \| good	22.537 \| good	25.09 \| good	0.252 \| good	0.482 \| good	0.15 \| good
2026-08-15T21:00:00.000Z	27 \| good	5.309 \| good	23 \| good	22.853 \| good	0.231 \| good	0.594 \| good	0.151 \| good
2026-08-15T22:00:00.000Z	38 \| good	7.069 \| good	31.429 \| good	20.065 \| good	0.223 \| good	0.984 \| good	0.155 \| good
2026-08-15T23:00:00.000Z	44 \| good	8.155 \| good	35.719 \| good	18.813 \| good	0.219 \| good	2.343 \| good	0.169 \| good
2026-08-16T00:00:00.000Z	44 \| good	7.94 \| good	34.73 \| good	17.473 \| good	0.231 \| good	4.513 \| good	0.187 \| good
2026-08-16T01:00:00.000Z	49 \| good	8.585 \| good	37.644 \| good	18.276 \| good	0.242 \| good	5.828 \| good	0.194 \| good
2026-08-16T02:00:00.000Z	52 \| moderate	9.522 \| good	42.242 \| good	21.1 \| good	0.256 \| good	6.621 \| good	0.199 \| good
2026-08-16T03:00:00.000Z	52 \| moderate	9.609 \| good	42.745 \| good	20.683 \| good	0.274 \| good	6.852 \| good	0.2 \| good
2026-08-16T04:00:00.000Z	54 \| moderate	11.103 \| good	49.331 \| good	19.21 \| good	0.292 \| good	6.58 \| good	0.2 \| good
2026-08-16T05:00:00.000Z	52 \| moderate	9.65 \| good	42.924 \| good	16.526 \| good	0.311 \| good	6.526 \| good	0.199 \| good
2026-08-16T06:00:00.000Z	49 \| good	9.446 \| good	41.876 \| good	14.886 \| good	0.327 \| good	6.508 \| good	0.197 \| good
2026-08-16T07:00:00.000Z	49 \| good	8.682 \| good	38.664 \| good	14.193 \| good	0.329 \| good	6.35 \| good	0.194 \| good
2026-08-16T08:00:00.000Z	38 \| good	6.648 \| good	29.522 \| good	13.604 \| good	0.322 \| good	6.358 \| good	0.193 \| good
2026-08-16T09:00:00.000Z	38 \| good	6.961 \| good	30.914 \| good	16.015 \| good	0.314 \| good	6.681 \| good	0.194 \| good
2026-08-16T10:00:00.000Z	27 \| good	5.093 \| good	22.265 \| good	13.894 \| good	0.309 \| good	7.164 \| good	0.198 \| good
2026-08-16T11:00:00.000Z	27 \| good	5.075 \| good	21.806 \| good	14.263 \| good	0.305 \| good	7.014 \| good	0.205 \| good
2026-08-16T12:00:00.000Z	27 \| good	4.867 \| good	20.969 \| good	16.541 \| good	0.3 \| good	4.69 \| good	0.199 \| good
2026-08-16T13:00:00.000Z	38 \| good	6.912 \| good	30.688 \| good	21.557 \| good	0.367 \| good	3.148 \| good	0.189 \| good
2026-08-16T14:00:00.000Z	44 \| good	8.147 \| good	35.834 \| good	25.98 \| good	0.419 \| good	1.909 \| good	0.184 \| good
2026-08-16T15:00:00.000Z	44 \| good	7.58 \| good	33.412 \| good	29.966 \| good	0.453 \| good	1.09 \| good	0.178 \| good
2026-08-16T16:00:00.000Z	33 \| good	6.158 \| good	27.078 \| good	29.818 \| good	0.451 \| good	0.719 \| good	0.174 \| good
2026-08-16T17:00:00.000Z	27 \| good	5.053 \| good	22.008 \| good	28.787 \| good	0.402 \| good	0.597 \| good	0.174 \| good
2026-08-16T18:00:00.000Z	25 \| good	4.196 \| good	18.233 \| good	27.283 \| good	0.339 \| good	0.589 \| good	0.175 \| good

Northborough

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Northborough, Massachusetts air quality map: Track AQI near you

0.14ppm

How accurate is Massachusetts, USA air quality data?

Air quality data and pollutant measurements for Massachusetts, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.

Source: Ambee Data Sources

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Frequently asked questions

How often is the air quality data for Northborough, Massachusetts updated?

The air quality for Northborough, Massachusetts is updated every hour.

When was the worst air quality at Northborough, Massachusetts in the last 24 hrs?

The worst air quality in Northborough, Massachusetts in the last 24 hours was observed at 04:00:00 on 2026-08-14.

When was the best air quality at Northborough, Massachusetts in the last 24 hrs?

In the last 24 hrs, the best air quality in Northborough, Massachusetts was observed at 04:00:00 on 2026-08-14.

What is the current air quality in Northborough, Massachusetts?

The current air quality in Northborough, Massachusetts is 26, categorized as Good based on real-time data.

What pollutant is the most common in Northborough, Massachusetts?

The most common pollutant in Northborough, Massachusetts is O3.

What should I do if the air quality in Northborough, Massachusetts is poor?

If the air quality in Northborough, Massachusetts is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Northborough, Massachusetts?

The current PM_2.5 concentration at Northborough, Massachusetts is 3.877 μg/m³.

What is the current concentration of PM₁₀ in Northborough, Massachusetts?

The current PM₁₀ concentration at Northborough, Massachusetts is 18.577 μg/m³.

What is the current concentration of carbon monoxide (CO) in Northborough, Massachusetts?

The current carbon monoxide (CO) concentration at Northborough, Massachusetts is 0.159 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Northborough, Massachusetts?

The current sulfur dioxide (SO₂) concentration at Northborough, Massachusetts is 0.383 ppb.

What is the current concentration of ozone (O₃) in Northborough, Massachusetts?

The current ozone (O₃) concentration at Northborough, Massachusetts is 28.221 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Northborough, Massachusetts?

The current nitrogen dioxide (NO₂) concentration at Northborough, Massachusetts is 2.483 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-08-12T19:00:00.000Z	33 \| good	5.972 \| good	23.309 \| good	30.045 \| good	0.445 \| good	3.168 \| good	0.236 \| good
2026-08-12T20:00:00.000Z	33 \| good	6.216 \| good	19.779 \| good	29.921 \| good	0.444 \| good	2.948 \| good	0.236 \| good
2026-08-12T21:00:00.000Z	33 \| good	5.764 \| good	23.211 \| good	27.371 \| good	0.446 \| good	3.1 \| good	0.224 \| good
2026-08-12T22:00:00.000Z	33 \| good	5.714 \| good	32.151 \| good	29.168 \| good	0.467 \| good	2.676 \| good	0.236 \| good
2026-08-12T23:00:00.000Z	33 \| good	6.152 \| good	25.664 \| good	29.729 \| good	0.477 \| good	3.501 \| good	0.236 \| good
2026-08-13T00:00:00.000Z	27 \| good	5.386 \| good	11.916 \| good	26.57 \| good	0.455 \| good	4.43 \| good	0.272 \| good
2026-08-13T01:00:00.000Z	33 \| good	5.748 \| good	21.638 \| good	24.197 \| good	0.515 \| good	7.762 \| good	0.271 \| good
2026-08-13T02:00:00.000Z	33 \| good	5.75 \| good	14.194 \| good	17.987 \| good	0.467 \| good	6.711 \| good	0.259 \| good
2026-08-13T03:00:00.000Z	38 \| good	6.71 \| good	26.853 \| good	19.372 \| good	0.466 \| good	5.467 \| good	0.248 \| good
2026-08-13T04:00:00.000Z	38 \| good	6.536 \| good	18.537 \| good	19.653 \| good	0.445 \| good	6.944 \| good	0.247 \| good
2026-08-13T05:00:00.000Z	33 \| good	6.304 \| good	24.098 \| good	13.659 \| good	0.399 \| good	7.794 \| good	0.224 \| good
2026-08-13T06:00:00.000Z	38 \| good	6.612 \| good	28.785 \| good	18.126 \| good	0.445 \| good	7.252 \| good	0.224 \| good
2026-08-13T07:00:00.000Z	33 \| good	6.215 \| good	25.754 \| good	16.917 \| good	0.444 \| good	6.162 \| good	0.212 \| good
2026-08-13T08:00:00.000Z	33 \| good	5.592 \| good	13.826 \| good	12.786 \| good	0.443 \| good	5.157 \| good	0.212 \| good
2026-08-13T09:00:00.000Z	33 \| good	5.585 \| good	13.484 \| good	15.11 \| good	0.443 \| good	6.863 \| good	0.224 \| good
2026-08-13T10:00:00.000Z	33 \| good	5.773 \| good	13.547 \| good	28.268 \| good	0.379 \| good	8.013 \| good	0.224 \| good
2026-08-13T11:00:00.000Z	33 \| good	5.88 \| good	20.613 \| good	26.187 \| good	0.367 \| good	11.103 \| good	0.272 \| good
2026-08-13T12:00:00.000Z	33 \| good	5.798 \| good	14.255 \| good	16.863 \| good	0.433 \| good	7.391 \| good	0.26 \| good
2026-08-13T13:00:00.000Z	33 \| good	6.166 \| good	19.262 \| good	30.074 \| good	0.433 \| good	6.795 \| good	0.248 \| good
2026-08-13T14:00:00.000Z	33 \| good	6.406 \| good	16.295 \| good	31.855 \| good	0.454 \| good	5.034 \| good	0.248 \| good
2026-08-13T15:00:00.000Z	33 \| good	6.484 \| good	18.834 \| good	32.529 \| good	0.414 \| good	4.261 \| good	0.236 \| good
2026-08-13T16:00:00.000Z	44 \| good	7.625 \| good	23.95 \| good	31.233 \| good	0.435 \| good	2.83 \| good	0.247 \| good
2026-08-13T17:00:00.000Z	44 \| good	8.29 \| good	25.17 \| good	34.154 \| good	0.448 \| good	3.271 \| good	0.235 \| good
2026-08-13T18:00:00.000Z	44 \| good	7.844 \| good	17.298 \| good	35.761 \| good	0.448 \| good	2.868 \| good	0.248 \| good
2026-08-13T19:00:00.000Z	44 \| good	7.795 \| good	15.503 \| good	41.121 \| good	0.448 \| good	3.152 \| good	0.259 \| good
2026-08-13T20:00:00.000Z	44 \| good	7.866 \| good	24.467 \| good	36.212 \| good	0.433 \| good	3.332 \| good	0.235 \| good
2026-08-13T21:00:00.000Z	44 \| good	8.048 \| good	18.051 \| good	39.324 \| good	0.442 \| good	2.791 \| good	0.248 \| good
2026-08-13T22:00:00.000Z	44 \| good	7.717 \| good	19.847 \| good	37.874 \| good	0.465 \| good	2.781 \| good	0.236 \| good
2026-08-13T23:00:00.000Z	38 \| good	7.408 \| good	16.92 \| good	39.521 \| good	0.454 \| good	2.568 \| good	0.259 \| good
2026-08-14T00:00:00.000Z	38 \| good	6.51 \| good	32.191 \| good	33.943 \| good	0.375 \| good	2.424 \| good	0.225 \| good
2026-08-14T01:00:00.000Z	38 \| good	7.214 \| good	16.436 \| good	29.202 \| good	0.418 \| good	5.581 \| good	0.259 \| good
2026-08-14T02:00:00.000Z	38 \| good	7.288 \| good	12.884 \| good	34.119 \| good	0.348 \| good	4.156 \| good	0.248 \| good
2026-08-14T03:00:00.000Z	38 \| good	6.832 \| good	23.281 \| good	26.075 \| good	0.374 \| good	6.134 \| good	0.236 \| good
2026-08-14T04:00:00.000Z	44 \| good	7.808 \| good	23.294 \| good	24.19 \| good	0.353 \| good	10.057 \| good	0.323 \| good
2026-08-14T05:00:00.000Z	38 \| good	7.093 \| good	16.255 \| good	22.504 \| good	0.367 \| good	7.275 \| good	0.258 \| good
2026-08-14T06:00:00.000Z	38 \| good	7.482 \| good	18.561 \| good	19.926 \| good	0.368 \| good	7.168 \| good	0.246 \| good
2026-08-14T07:00:00.000Z	38 \| good	7.313 \| good	25.933 \| good	19.222 \| good	0.356 \| good	7.319 \| good	0.235 \| good
2026-08-14T08:00:00.000Z	38 \| good	6.855 \| good	15.719 \| good	18.45 \| good	0.344 \| good	8.683 \| good	0.224 \| good
2026-08-14T09:00:00.000Z	38 \| good	6.975 \| good	19.064 \| good	15.555 \| good	0.349 \| good	4.476 \| good	0.259 \| good
2026-08-14T10:00:00.000Z	38 \| good	6.602 \| good	14.739 \| good	14.588 \| good	0.349 \| good	5.721 \| good	0.27 \| good
2026-08-14T11:00:00.000Z	33 \| good	6.344 \| good	23.303 \| good	20.17 \| good	0.372 \| good	7.158 \| good	0.237 \| good
2026-08-14T12:00:00.000Z	38 \| good	6.996 \| good	28.681 \| good	17.756 \| good	0.346 \| good	5.141 \| good	0.225 \| good
2026-08-14T13:00:00.000Z	33 \| good	6.091 \| good	16.489 \| good	8.712 \| good	0.346 \| good	4.492 \| good	0.259 \| good
2026-08-14T14:00:00.000Z	27 \| good	4.91 \| good	18.646 \| good	17.113 \| good	0.382 \| good	3.528 \| good	0.224 \| good
2026-08-14T15:00:00.000Z	22 \| good	4.112 \| good	16.893 \| good	19.864 \| good	0.383 \| good	2.934 \| good	0.148 \| good
2026-08-14T16:00:00.000Z	22 \| good	3.734 \| good	12.256 \| good	22.186 \| good	0.383 \| good	2.405 \| good	0.189 \| good
2026-08-14T17:00:00.000Z	26 \| good	3.877 \| good	18.577 \| good	28.221 \| good	0.383 \| good	2.483 \| good	0.159 \| good
2026-08-14T18:00:00.000Z	26 \| good	3.877 \| good	18.577 \| good	28.221 \| good	0.383 \| good	2.483 \| good	0.159 \| good
2026-08-14T19:00:00.000Z	49 \| good	8.858 \| good	39.414 \| good	16.41 \| good	0.157 \| good	0.52 \| good	0.155 \| good
2026-08-14T20:00:00.000Z	54 \| moderate	10.664 \| good	47.276 \| good	15.942 \| good	0.152 \| good	0.577 \| good	0.156 \| good
2026-08-14T21:00:00.000Z	44 \| good	7.714 \| good	33.751 \| good	16.795 \| good	0.151 \| good	0.631 \| good	0.156 \| good
2026-08-14T22:00:00.000Z	27 \| good	4.936 \| good	21.004 \| good	15.411 \| good	0.151 \| good	1.328 \| good	0.164 \| good
2026-08-14T23:00:00.000Z	27 \| good	5.349 \| good	23.1 \| good	14.392 \| good	0.157 \| good	3.266 \| good	0.187 \| good
2026-08-15T00:00:00.000Z	22 \| good	3.912 \| good	17.122 \| good	14.813 \| good	0.177 \| good	5.557 \| good	0.207 \| good
2026-08-15T01:00:00.000Z	16 \| good	2.89 \| good	12.204 \| good	14.284 \| good	0.189 \| good	5.903 \| good	0.204 \| good
2026-08-15T02:00:00.000Z	16 \| good	3.464 \| good	15.42 \| good	13.532 \| good	0.201 \| good	5.793 \| good	0.199 \| good
2026-08-15T03:00:00.000Z	22 \| good	3.968 \| good	17.654 \| good	12.337 \| good	0.216 \| good	5.235 \| good	0.191 \| good
2026-08-15T04:00:00.000Z	22 \| good	4.266 \| good	18.593 \| good	14.289 \| good	0.239 \| good	4.458 \| good	0.183 \| good
2026-08-15T05:00:00.000Z	22 \| good	4.487 \| good	19.554 \| good	15.471 \| good	0.271 \| good	3.937 \| good	0.177 \| good
2026-08-15T06:00:00.000Z	22 \| good	3.561 \| good	15.546 \| good	17.345 \| good	0.308 \| good	3.857 \| good	0.175 \| good
2026-08-15T07:00:00.000Z	22 \| good	4.391 \| good	19.254 \| good	19.17 \| good	0.341 \| good	4.018 \| good	0.175 \| good
2026-08-15T08:00:00.000Z	33 \| good	5.682 \| good	24.769 \| good	18.368 \| good	0.374 \| good	4.167 \| good	0.176 \| good
2026-08-15T09:00:00.000Z	38 \| good	6.616 \| good	29.514 \| good	16.168 \| good	0.408 \| good	4.319 \| good	0.177 \| good
2026-08-15T10:00:00.000Z	33 \| good	6.259 \| good	27.603 \| good	15.741 \| good	0.44 \| good	4.542 \| good	0.18 \| good
2026-08-15T11:00:00.000Z	33 \| good	6.414 \| good	28.567 \| good	15.037 \| good	0.466 \| good	4.565 \| good	0.185 \| good
2026-08-15T12:00:00.000Z	33 \| good	6.472 \| good	28.632 \| good	17.251 \| good	0.467 \| good	3.324 \| good	0.189 \| good
2026-08-15T13:00:00.000Z	33 \| good	5.97 \| good	26.414 \| good	20.257 \| good	0.586 \| good	1.708 \| good	0.174 \| good
2026-08-15T14:00:00.000Z	33 \| good	5.517 \| good	23.923 \| good	21.185 \| good	0.583 \| good	1.017 \| good	0.162 \| good
2026-08-15T15:00:00.000Z	27 \| good	4.955 \| good	21.593 \| good	21.513 \| good	0.506 \| good	0.732 \| good	0.158 \| good
2026-08-15T16:00:00.000Z	27 \| good	4.751 \| good	20.632 \| good	22.663 \| good	0.449 \| good	0.572 \| good	0.156 \| good
2026-08-15T17:00:00.000Z	27 \| good	4.752 \| good	20.805 \| good	23.286 \| good	0.398 \| good	0.496 \| good	0.155 \| good
2026-08-15T18:00:00.000Z	27 \| good	4.875 \| good	21 \| good	23.197 \| good	0.346 \| good	0.477 \| good	0.154 \| good
2026-08-15T19:00:00.000Z	27 \| good	5.434 \| good	23.502 \| good	23.712 \| good	0.292 \| good	0.462 \| good	0.152 \| good
2026-08-15T20:00:00.000Z	27 \| good	5.199 \| good	22.537 \| good	25.09 \| good	0.252 \| good	0.482 \| good	0.15 \| good
2026-08-15T21:00:00.000Z	27 \| good	5.309 \| good	23 \| good	22.853 \| good	0.231 \| good	0.594 \| good	0.151 \| good
2026-08-15T22:00:00.000Z	38 \| good	7.069 \| good	31.429 \| good	20.065 \| good	0.223 \| good	0.984 \| good	0.155 \| good
2026-08-15T23:00:00.000Z	44 \| good	8.155 \| good	35.719 \| good	18.813 \| good	0.219 \| good	2.343 \| good	0.169 \| good
2026-08-16T00:00:00.000Z	44 \| good	7.94 \| good	34.73 \| good	17.473 \| good	0.231 \| good	4.513 \| good	0.187 \| good
2026-08-16T01:00:00.000Z	49 \| good	8.585 \| good	37.644 \| good	18.276 \| good	0.242 \| good	5.828 \| good	0.194 \| good
2026-08-16T02:00:00.000Z	52 \| moderate	9.522 \| good	42.242 \| good	21.1 \| good	0.256 \| good	6.621 \| good	0.199 \| good
2026-08-16T03:00:00.000Z	52 \| moderate	9.609 \| good	42.745 \| good	20.683 \| good	0.274 \| good	6.852 \| good	0.2 \| good
2026-08-16T04:00:00.000Z	54 \| moderate	11.103 \| good	49.331 \| good	19.21 \| good	0.292 \| good	6.58 \| good	0.2 \| good
2026-08-16T05:00:00.000Z	52 \| moderate	9.65 \| good	42.924 \| good	16.526 \| good	0.311 \| good	6.526 \| good	0.199 \| good
2026-08-16T06:00:00.000Z	49 \| good	9.446 \| good	41.876 \| good	14.886 \| good	0.327 \| good	6.508 \| good	0.197 \| good
2026-08-16T07:00:00.000Z	49 \| good	8.682 \| good	38.664 \| good	14.193 \| good	0.329 \| good	6.35 \| good	0.194 \| good
2026-08-16T08:00:00.000Z	38 \| good	6.648 \| good	29.522 \| good	13.604 \| good	0.322 \| good	6.358 \| good	0.193 \| good
2026-08-16T09:00:00.000Z	38 \| good	6.961 \| good	30.914 \| good	16.015 \| good	0.314 \| good	6.681 \| good	0.194 \| good
2026-08-16T10:00:00.000Z	27 \| good	5.093 \| good	22.265 \| good	13.894 \| good	0.309 \| good	7.164 \| good	0.198 \| good
2026-08-16T11:00:00.000Z	27 \| good	5.075 \| good	21.806 \| good	14.263 \| good	0.305 \| good	7.014 \| good	0.205 \| good
2026-08-16T12:00:00.000Z	27 \| good	4.867 \| good	20.969 \| good	16.541 \| good	0.3 \| good	4.69 \| good	0.199 \| good
2026-08-16T13:00:00.000Z	38 \| good	6.912 \| good	30.688 \| good	21.557 \| good	0.367 \| good	3.148 \| good	0.189 \| good
2026-08-16T14:00:00.000Z	44 \| good	8.147 \| good	35.834 \| good	25.98 \| good	0.419 \| good	1.909 \| good	0.184 \| good
2026-08-16T15:00:00.000Z	44 \| good	7.58 \| good	33.412 \| good	29.966 \| good	0.453 \| good	1.09 \| good	0.178 \| good
2026-08-16T16:00:00.000Z	33 \| good	6.158 \| good	27.078 \| good	29.818 \| good	0.451 \| good	0.719 \| good	0.174 \| good
2026-08-16T17:00:00.000Z	27 \| good	5.053 \| good	22.008 \| good	28.787 \| good	0.402 \| good	0.597 \| good	0.174 \| good
2026-08-16T18:00:00.000Z	25 \| good	4.196 \| good	18.233 \| good	27.283 \| good	0.339 \| good	0.589 \| good	0.175 \| good

Northborough, Massachusetts live air quality index now

Major air pollutants in Northborough, Massachusetts

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Air quality in nearby cities

Westborough, Massachusetts

Shrewsbury, Massachusetts

Marlborough, Massachusetts

Southborough, Massachusetts

Hudson, Massachusetts

Clinton, Massachusetts

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Frequently asked questions

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What is the current concentration of PM2.5 in Northborough, Massachusetts?

What is the current concentration of PM10 in Northborough, Massachusetts?

What is the current concentration of carbon monoxide (CO) in Northborough, Massachusetts?

What is the current concentration of sulfur dioxide (SO2) in Northborough, Massachusetts?

What is the current concentration of ozone (O3) in Northborough, Massachusetts?

What is the current concentration of nitrogen dioxide (NO2) in Northborough, Massachusetts?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the current concentration of PM_2.5 in Northborough, Massachusetts?

What is the current concentration of PM₁₀ in Northborough, Massachusetts?

What is the current concentration of sulfur dioxide (SO₂) in Northborough, Massachusetts?

What is the current concentration of ozone (O₃) in Northborough, Massachusetts?

What is the current concentration of nitrogen dioxide (NO₂) in Northborough, Massachusetts?