What are the current PM10 levels at Groton, Massachusetts?

The current PM10 levels in Groton, Massachusetts are 47.314 μg/m3.

What are the current sulfur dioxide (SO2) levels at Groton, Massachusetts?

The current sulfur dioxide (SO2) levels in Groton, Massachusetts are 0.948 ppb.

What are the current ozone (O3) levels at Groton, Massachusetts?

The current ozone (O3) levels at Groton, Massachusetts is 21.094 ppm.

What are the current nitrogen dioxide (NO2) levels at Groton, Massachusetts?

The current nitrogen dioxide (NO2) levels at Groton, Massachusetts is 6.795 ppb.

Live air quality index in Groton, Massachusetts today

Name: Live air pollution levels in Groton, Massachusetts today
Creator: Ambee

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

Moderate

Groton, Massachusetts

Last updated: ... (Local time)

Major air pollutants in Groton, Massachusetts

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.94 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

47.31 μg/m³

155

255

425

605+

Ozone (O₃)

21.09 ppb

201

201+

Sulfur Dioxide (SO₂)

0.95 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.79 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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Groton, Massachusetts

Scroll To Air Quality Map

Track live Groton, Massachusetts air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-05T11:00:00.000Z	49 \| good	9.362 \| good	26.065 \| good	30.502 \| good	0.689 \| good	11.008 \| good	0.228 \| good
2025-06-05T12:00:00.000Z	52 \| moderate	9.603 \| good	58.135 \| fine	28.488 \| good	0.744 \| good	14.264 \| good	0.264 \| good
2025-06-05T13:00:00.000Z	54 \| moderate	10.91 \| good	43.386 \| good	33.214 \| good	0.658 \| good	14.681 \| good	0.301 \| good
2025-06-05T14:00:00.000Z	58 \| moderate	13.129 \| fine	37.843 \| good	41.37 \| good	0.813 \| good	10.761 \| good	0.323 \| good
2025-06-05T15:00:00.000Z	62 \| moderate	14.886 \| fine	36.836 \| good	45.061 \| good	0.833 \| good	7.49 \| good	0.264 \| good
2025-06-05T16:00:00.000Z	64 \| moderate	16.082 \| fine	43.959 \| good	47.362 \| good	0.805 \| good	5.344 \| good	0.25 \| good
2025-06-05T17:00:00.000Z	66 \| moderate	17.263 \| fine	64.634 \| fine	55.245 \| fine	0.98 \| good	8.94 \| good	0.264 \| good
2025-06-05T18:00:00.000Z	67 \| moderate	18.299 \| fine	69.872 \| fine	57.704 \| fine	0.86 \| good	6.534 \| good	0.264 \| good
2025-06-05T19:00:00.000Z	74 \| moderate	18.303 \| fine	43.658 \| good	61.606 \| fine	0.9 \| good	3.816 \| good	0.222 \| good
2025-06-05T20:00:00.000Z	67 \| moderate	17.125 \| fine	66.206 \| fine	59.556 \| fine	0.525 \| good	5.161 \| good	0.236 \| good
2025-06-05T21:00:00.000Z	71 \| moderate	17.929 \| fine	62.593 \| fine	61.215 \| fine	0.722 \| good	5.002 \| good	0.236 \| good
2025-06-05T22:00:00.000Z	74 \| moderate	18.36 \| fine	48.365 \| good	62.31 \| fine	0.662 \| good	5.07 \| good	0.25 \| good
2025-06-05T23:00:00.000Z	87 \| moderate	18.395 \| fine	38.872 \| good	65.749 \| fine	0.687 \| good	5.08 \| good	0.25 \| good
2025-06-06T00:00:00.000Z	71 \| moderate	19.944 \| fine	67.834 \| fine	59.506 \| fine	0.693 \| good	6.015 \| good	0.278 \| good
2025-06-06T01:00:00.000Z	71 \| moderate	20.478 \| fine	72.694 \| fine	58.378 \| fine	0.674 \| good	6.683 \| good	0.278 \| good
2025-06-06T02:00:00.000Z	73 \| moderate	20.539 \| fine	64.838 \| fine	54.574 \| good	0.733 \| good	7.843 \| good	0.278 \| good
2025-06-06T03:00:00.000Z	71 \| moderate	19.582 \| fine	61.435 \| fine	41.486 \| good	0.744 \| good	17.094 \| good	0.301 \| good
2025-06-06T04:00:00.000Z	69 \| moderate	19.001 \| fine	79.131 \| fine	37.675 \| good	0.753 \| good	21.018 \| good	0.312 \| good
2025-06-06T05:00:00.000Z	69 \| moderate	19.215 \| fine	57.156 \| fine	32.192 \| good	0.741 \| good	9.713 \| good	0.261 \| good
2025-06-06T06:00:00.000Z	66 \| moderate	16.772 \| fine	64.871 \| fine	42.127 \| good	0.753 \| good	10.131 \| good	0.182 \| good
2025-06-06T07:00:00.000Z	71 \| moderate	20.237 \| fine	31.446 \| good	47.605 \| good	0.776 \| good	12.882 \| good	0.223 \| good
2025-06-06T08:00:00.000Z	69 \| moderate	18.542 \| fine	42.046 \| good	40.063 \| good	0.724 \| good	12.635 \| good	0.2 \| good
2025-06-06T09:00:00.000Z	64 \| moderate	16.356 \| fine	70.118 \| fine	36.003 \| good	0.834 \| good	3.658 \| good	0.222 \| good
2025-06-06T10:00:00.000Z	66 \| moderate	16.675 \| fine	53.124 \| good	33.133 \| good	0.914 \| good	3.616 \| good	0.201 \| good
2025-06-06T11:00:00.000Z	69 \| moderate	18.776 \| fine	45.383 \| good	23.239 \| good	0.883 \| good	5.222 \| good	0.186 \| good
2025-06-06T12:00:00.000Z	64 \| moderate	16.175 \| fine	61.184 \| fine	36.749 \| good	0.902 \| good	5.054 \| good	0.209 \| good
2025-06-06T13:00:00.000Z	60 \| moderate	14.324 \| fine	58.656 \| fine	34.808 \| good	0.887 \| good	6.218 \| good	0.22 \| good
2025-06-06T14:00:00.000Z	58 \| moderate	12.569 \| fine	46.042 \| good	38.508 \| good	0.845 \| good	8.87 \| good	0.186 \| good
2025-06-06T15:00:00.000Z	58 \| moderate	13.242 \| fine	41.244 \| good	38.657 \| good	0.793 \| good	5.965 \| good	0.186 \| good
2025-06-06T16:00:00.000Z	58 \| moderate	12.958 \| fine	34.026 \| good	44.462 \| good	0.644 \| good	6.875 \| good	0.186 \| good
2025-06-06T17:00:00.000Z	58 \| moderate	12.925 \| fine	37.286 \| good	49.94 \| good	0.614 \| good	5.394 \| good	0.172 \| good
2025-06-06T18:00:00.000Z	56 \| moderate	11.953 \| good	62.084 \| fine	47.18 \| good	0.649 \| good	6.071 \| good	0.187 \| good
2025-06-06T19:00:00.000Z	64 \| moderate	13.308 \| fine	47.559 \| good	58.783 \| fine	0.637 \| good	6.415 \| good	0.252 \| good
2025-06-06T20:00:00.000Z	66 \| moderate	16.84 \| fine	62.862 \| fine	49.134 \| good	0.838 \| good	5.386 \| good	0.216 \| good
2025-06-06T21:00:00.000Z	64 \| moderate	16.039 \| fine	46.871 \| good	54.692 \| good	1.023 \| good	5.883 \| good	0.258 \| good
2025-06-06T22:00:00.000Z	60 \| moderate	14.137 \| fine	64.365 \| fine	49.29 \| good	0.781 \| good	6.129 \| good	0.23 \| good
2025-06-06T23:00:00.000Z	58 \| moderate	12.608 \| fine	48.403 \| good	39.232 \| good	0.928 \| good	7.79 \| good	0.216 \| good
2025-06-07T00:00:00.000Z	60 \| moderate	13.998 \| fine	63.518 \| fine	42.059 \| good	0.908 \| good	6.215 \| good	0.23 \| good
2025-06-07T01:00:00.000Z	58 \| moderate	13.083 \| fine	56.891 \| fine	36.502 \| good	0.712 \| good	5.331 \| good	0.259 \| good
2025-06-07T02:00:00.000Z	56 \| moderate	12.367 \| fine	55.264 \| fine	38.143 \| good	0.821 \| good	5.522 \| good	0.263 \| good
2025-06-07T03:00:00.000Z	54 \| moderate	11.15 \| good	46.411 \| good	30.83 \| good	0.911 \| good	6.851 \| good	0.225 \| good
2025-06-07T04:00:00.000Z	66 \| moderate	16.617 \| fine	72.317 \| fine	23.828 \| good	0.948 \| good	4.164 \| good	0.2 \| good
2025-06-07T05:00:00.000Z	66 \| moderate	17.063 \| fine	66.89 \| fine	22.908 \| good	1.065 \| good	5.301 \| good	0.13 \| good
2025-06-07T06:00:00.000Z	38 \| good	6.934 \| good	26.105 \| good	31.942 \| good	1.047 \| good	6.78 \| good	0.13 \| good
2025-06-07T07:00:00.000Z	33 \| good	6.18 \| good	25.44 \| good	27.575 \| good	0.825 \| good	4.989 \| good	0.175 \| good
2025-06-07T08:00:00.000Z	60 \| moderate	14.07 \| fine	73.094 \| fine	26.512 \| good	0.91 \| good	5.192 \| good	0.176 \| good
2025-06-07T09:00:00.000Z	64 \| moderate	15.559 \| fine	47.96 \| good	20.585 \| good	0.95 \| good	5.147 \| good	0.201 \| good
2025-06-07T10:00:00.000Z	56 \| moderate	11.94 \| good	47.314 \| good	21.094 \| good	0.948 \| good	6.795 \| good	0.173 \| good
2025-06-07T10:00:00.000Z	56 \| moderate	11.94 \| good	47.314 \| good	21.094 \| good	0.948 \| good	6.795 \| good	0.173 \| good
2025-06-07T11:00:00.000Z	33 \| good	5.69 \| good	24.831 \| good	23.256 \| good	0.143 \| good	2.834 \| good	0.175 \| good
2025-06-07T12:00:00.000Z	33 \| good	6.453 \| good	28.791 \| good	26.693 \| good	0.175 \| good	3.124 \| good	0.175 \| good
2025-06-07T13:00:00.000Z	38 \| good	6.786 \| good	29.97 \| good	30.48 \| good	0.192 \| good	2.062 \| good	0.156 \| good
2025-06-07T14:00:00.000Z	44 \| good	8.038 \| good	34.999 \| good	33.734 \| good	0.227 \| good	2.281 \| good	0.155 \| good
2025-06-07T15:00:00.000Z	54 \| moderate	10.848 \| good	47.857 \| good	39.836 \| good	0.262 \| good	2.5 \| good	0.155 \| good
2025-06-07T16:00:00.000Z	58 \| moderate	12.508 \| fine	56.764 \| fine	41.014 \| good	0.304 \| good	1.571 \| good	0.156 \| good
2025-06-07T17:00:00.000Z	60 \| moderate	13.989 \| fine	62.898 \| fine	38.917 \| good	0.352 \| good	1.84 \| good	0.155 \| good
2025-06-07T18:00:00.000Z	58 \| moderate	13.338 \| fine	59.703 \| fine	43.226 \| good	0.401 \| good	2.108 \| good	0.155 \| good
2025-06-07T19:00:00.000Z	58 \| moderate	13.451 \| fine	61.133 \| fine	41.284 \| good	0.233 \| good	1.773 \| good	0.186 \| good
2025-06-07T20:00:00.000Z	60 \| moderate	13.596 \| fine	60.909 \| fine	44.484 \| good	0.299 \| good	1.99 \| good	0.181 \| good
2025-06-07T21:00:00.000Z	56 \| moderate	11.882 \| good	53.541 \| good	45.321 \| good	0.364 \| good	2.207 \| good	0.176 \| good
2025-06-07T22:00:00.000Z	44 \| good	8.29 \| good	36.588 \| good	40.037 \| good	0.184 \| good	3.955 \| good	0.23 \| good
2025-06-07T23:00:00.000Z	38 \| good	7.427 \| good	32.716 \| good	33.628 \| good	0.243 \| good	4.978 \| good	0.232 \| good
2025-06-08T00:00:00.000Z	31 \| good	4.404 \| good	19.405 \| good	33.805 \| good	0.303 \| good	6 \| good	0.233 \| good
2025-06-08T01:00:00.000Z	33 \| good	5.528 \| good	23.883 \| good	30.079 \| good	0.24 \| good	3.641 \| good	0.237 \| good
2025-06-08T02:00:00.000Z	38 \| good	7.496 \| good	33.006 \| good	28.474 \| good	0.314 \| good	4.812 \| good	0.238 \| good
2025-06-08T03:00:00.000Z	49 \| good	9.486 \| good	42.312 \| good	26.897 \| good	0.388 \| good	5.983 \| good	0.24 \| good
2025-06-08T04:00:00.000Z	54 \| moderate	10.636 \| good	47.411 \| good	26.202 \| good	0.3 \| good	3.392 \| good	0.246 \| good
2025-06-08T05:00:00.000Z	49 \| good	8.862 \| good	38.978 \| good	24.94 \| good	0.372 \| good	4.395 \| good	0.243 \| good
2025-06-08T06:00:00.000Z	38 \| good	6.788 \| good	30.156 \| good	23.534 \| good	0.444 \| good	5.397 \| good	0.239 \| good
2025-06-08T07:00:00.000Z	44 \| good	7.921 \| good	34.409 \| good	22.958 \| good	0.331 \| good	2.234 \| good	0.268 \| good
2025-06-08T08:00:00.000Z	56 \| moderate	11.971 \| good	53.685 \| good	21.851 \| good	0.384 \| good	2.81 \| good	0.258 \| good
2025-06-08T09:00:00.000Z	62 \| moderate	14.994 \| fine	66.857 \| fine	16.668 \| good	0.437 \| good	3.386 \| good	0.248 \| good
2025-06-08T10:00:00.000Z	64 \| moderate	15.545 \| fine	68.857 \| fine	16.418 \| good	0.36 \| good	1.992 \| good	0.286 \| good
2025-06-08T11:00:00.000Z	66 \| moderate	16.739 \| fine	74.625 \| fine	19.552 \| good	0.431 \| good	2.396 \| good	0.279 \| good
2025-06-08T12:00:00.000Z	67 \| moderate	18.166 \| fine	80.625 \| fine	26.092 \| good	0.502 \| good	2.801 \| good	0.272 \| good
2025-06-08T13:00:00.000Z	66 \| moderate	17.038 \| fine	75.215 \| fine	30.739 \| good	0.388 \| good	1.355 \| good	0.269 \| good
2025-06-08T14:00:00.000Z	60 \| moderate	14.378 \| fine	64.987 \| fine	34.321 \| good	0.418 \| good	1.521 \| good	0.269 \| good
2025-06-08T15:00:00.000Z	60 \| moderate	13.598 \| fine	61.25 \| fine	37.117 \| good	0.448 \| good	1.687 \| good	0.269 \| good
2025-06-08T16:00:00.000Z	60 \| moderate	13.994 \| fine	62.87 \| fine	39.89 \| good	0.213 \| good	0.862 \| good	0.27 \| good
2025-06-08T17:00:00.000Z	60 \| moderate	14.43 \| fine	64.344 \| fine	45.08 \| good	0.223 \| good	0.954 \| good	0.27 \| good
2025-06-08T18:00:00.000Z	54 \| moderate	11.447 \| good	50.669 \| good	46.999 \| good	0.234 \| good	1.046 \| good	0.27 \| good
2025-06-08T19:00:00.000Z	58 \| moderate	12.613 \| fine	56.993 \| fine	45.797 \| good	0.225 \| good	1.351 \| good	0.264 \| good
2025-06-08T20:00:00.000Z	60 \| moderate	13.932 \| fine	62.625 \| fine	42.573 \| good	0.248 \| good	1.498 \| good	0.263 \| good
2025-06-08T21:00:00.000Z	62 \| moderate	15.143 \| fine	68.193 \| fine	40.964 \| good	0.272 \| good	1.646 \| good	0.262 \| good
2025-06-08T22:00:00.000Z	66 \| moderate	16.981 \| fine	74.909 \| fine	36.42 \| good	0.431 \| good	3.929 \| good	0.279 \| good
2025-06-08T23:00:00.000Z	64 \| moderate	15.619 \| fine	69.054 \| fine	30.669 \| good	0.47 \| good	4.367 \| good	0.278 \| good
2025-06-09T00:00:00.000Z	56 \| moderate	12.417 \| fine	56.116 \| fine	29.56 \| good	0.509 \| good	4.806 \| good	0.277 \| good
2025-06-09T01:00:00.000Z	58 \| moderate	13.27 \| fine	60.292 \| fine	25.82 \| good	0.665 \| good	6.225 \| good	0.292 \| good
2025-06-09T02:00:00.000Z	60 \| moderate	13.882 \| fine	62.517 \| fine	25.312 \| good	0.724 \| good	7.114 \| good	0.296 \| good
2025-06-09T03:00:00.000Z	58 \| moderate	12.86 \| fine	58.391 \| fine	27.341 \| good	0.783 \| good	8.002 \| good	0.301 \| good
2025-06-09T04:00:00.000Z	52 \| moderate	10.348 \| good	45.482 \| good	30.208 \| good	0.66 \| good	5.764 \| good	0.294 \| good
2025-06-09T05:00:00.000Z	49 \| good	9.422 \| good	42.004 \| good	30.52 \| good	0.705 \| good	6.118 \| good	0.294 \| good
2025-06-09T06:00:00.000Z	62 \| moderate	15.356 \| fine	15.924 \| good	33.35 \| good	0.745 \| good	6.485 \| good	0.295 \| good
2025-06-09T07:00:00.000Z	49 \| good	8.817 \| good	38.86 \| good	29.83 \| good	0.586 \| good	3.9 \| good	0.28 \| good
2025-06-09T08:00:00.000Z	49 \| good	8.983 \| good	40.362 \| good	29.677 \| good	0.617 \| good	4.065 \| good	0.279 \| good
2025-06-09T09:00:00.000Z	44 \| good	8.154 \| good	35.707 \| good	27.7 \| good	0.648 \| good	4.231 \| good	0.278 \| good
2025-06-09T10:00:00.000Z	38 \| good	7.361 \| good	32.156 \| good	26.705 \| good	0.532 \| good	1.901 \| good	0.267 \| good

Groton

Empower business decisions with accurate air quality data

Groton, Massachusetts air quality map: Real-time AQI near you

0.22ppm

How accurate is Massachusetts, USA air quality data?

Air quality measurements for Massachusetts, 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 Groton, Massachusetts updated?

Air quality data for Groton, Massachusetts is updated on an hourly basis.

When did Groton, Massachusetts experience the worst air quality in the last 24 hours?

The worst air quality in Groton, Massachusetts was recorded at 11:00:00 on 2025-06-06.

When did Groton, Massachusetts have its best air quality in the last 24 hours?

The best air quality in Groton, Massachusetts was recorded at 07:00:00 on 2025-06-07.

What is the real-time air quality index for Groton, Massachusetts?

The real-time air quality index in Groton, Massachusetts is 56, currently categorized as Moderate.

Which pollutant is found most often in Groton, Massachusetts?

The most common pollutant in Groton, Massachusetts is PM2.5.

What can I do if the air quality in Groton, Massachusetts is poor?

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

What are the current PM_2.5 levels in Groton, Massachusetts?

The measured PM_2.5 levels in Groton, Massachusetts at present are 11.94 μg/m³.

What are the current PM₁₀ levels at Groton, Massachusetts?

The current PM₁₀ levels in Groton, Massachusetts are 47.314 μg/m³.

What are the current carbon monoxide (CO) levels at Groton, Massachusetts?

The current carbon monoxide (CO) level in Groton, Massachusetts is 0.173 ppm.

What are the current sulfur dioxide (SO₂) levels at Groton, Massachusetts?

The current sulfur dioxide (SO₂) levels in Groton, Massachusetts are 0.948 ppb.

What are the current ozone (O₃) levels at Groton, Massachusetts?

The current ozone (O₃) levels at Groton, Massachusetts is 21.094 ppm.

What are the current nitrogen dioxide (NO₂) levels at Groton, Massachusetts?

The current nitrogen dioxide (NO₂) levels at Groton, Massachusetts is 6.795 ppb.

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