What are the current PM10 levels at Swansea, Massachusetts?

The current PM10 levels in Swansea, Massachusetts are 20.681 μg/m3.

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

The current sulfur dioxide (SO2) levels in Swansea, Massachusetts are 0.26 ppb.

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

The current ozone (O3) levels at Swansea, Massachusetts is 30.57 ppm.

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

The current nitrogen dioxide (NO2) levels at Swansea, Massachusetts is 5.451 ppb.

Real-time air quality index in Swansea, Massachusetts today

Q: What are the current PM2.5 levels in Swansea, Massachusetts?

The measured PM2.5 levels in Swansea, Massachusetts at present are 4.731 μg/m3.

Stay updated with real-time air quality in Swansea, 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

Swansea, Massachusetts

Last updated: ... (Local time)

Common air pollutants in Swansea, Massachusetts

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.73 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

20.68 μg/m³

155

255

425

605+

Ozone (O₃)

30.57 ppb

201

201+

Sulfur Dioxide (SO₂)

0.26 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.45 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.22 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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Swansea, Massachusetts

Scroll To Air Quality Map

Track live Swansea, Massachusetts air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-08-12T19:00:00.000Z	44 \| good	7.997 \| good	35.416 \| good	38.822 \| good	0.41 \| good	6.151 \| good	0.312 \| good
2026-08-12T20:00:00.000Z	44 \| good	7.927 \| good	34.978 \| good	39.798 \| good	0.506 \| good	6.726 \| good	0.312 \| good
2026-08-12T21:00:00.000Z	44 \| good	7.87 \| good	34.794 \| good	41.654 \| good	0.507 \| good	5.382 \| good	0.284 \| good
2026-08-12T22:00:00.000Z	44 \| good	7.866 \| good	34.873 \| good	43.608 \| good	0.507 \| good	4.767 \| good	0.326 \| good
2026-08-12T23:00:00.000Z	44 \| good	7.988 \| good	34.942 \| good	45.11 \| good	0.411 \| good	7.8 \| good	0.326 \| good
2026-08-13T00:00:00.000Z	44 \| good	7.934 \| good	35.014 \| good	44.213 \| good	0.41 \| good	8.53 \| good	0.427 \| good
2026-08-13T01:00:00.000Z	44 \| good	7.872 \| good	34.393 \| good	41.398 \| good	0.417 \| good	8.318 \| good	0.403 \| good
2026-08-13T02:00:00.000Z	44 \| good	7.799 \| good	34.437 \| good	37.144 \| good	0.411 \| good	8.295 \| good	0.361 \| good
2026-08-13T03:00:00.000Z	44 \| good	7.548 \| good	33.643 \| good	31.616 \| good	0.411 \| good	8.271 \| good	0.343 \| good
2026-08-13T04:00:00.000Z	38 \| good	7.154 \| good	31.629 \| good	31.174 \| good	0.41 \| good	9.999 \| good	0.319 \| good
2026-08-13T05:00:00.000Z	38 \| good	6.817 \| good	30.046 \| good	31.971 \| good	0.545 \| good	8.386 \| good	0.26 \| good
2026-08-13T06:00:00.000Z	38 \| good	6.565 \| good	29.796 \| good	29.256 \| good	0.41 \| good	7.82 \| good	0.26 \| good
2026-08-13T07:00:00.000Z	38 \| good	6.558 \| good	29.526 \| good	31.472 \| good	0.408 \| good	5.641 \| good	0.226 \| good
2026-08-13T08:00:00.000Z	38 \| good	6.554 \| good	29.726 \| good	31.183 \| good	0.409 \| good	5.252 \| good	0.212 \| good
2026-08-13T09:00:00.000Z	38 \| good	6.643 \| good	29.735 \| good	33.293 \| good	0.409 \| good	9.49 \| good	0.284 \| good
2026-08-13T10:00:00.000Z	38 \| good	6.564 \| good	29.68 \| good	33.576 \| good	0.408 \| good	8.283 \| good	0.26 \| good
2026-08-13T11:00:00.000Z	34 \| good	6.475 \| good	28.834 \| good	37.074 \| good	0.407 \| good	14.95 \| good	0.427 \| good
2026-08-13T12:00:00.000Z	38 \| good	7.189 \| good	31.755 \| good	40.036 \| good	0.409 \| good	10.192 \| good	0.385 \| good
2026-08-13T13:00:00.000Z	41 \| good	7.215 \| good	31.877 \| good	44.299 \| good	0.409 \| good	10.464 \| good	0.343 \| good
2026-08-13T14:00:00.000Z	49 \| good	8.721 \| good	38.498 \| good	45.49 \| good	0.41 \| good	9.293 \| good	0.343 \| good
2026-08-13T15:00:00.000Z	44 \| good	8.334 \| good	36.508 \| good	46.7 \| good	0.411 \| good	9.122 \| good	0.301 \| good
2026-08-13T16:00:00.000Z	45 \| good	8.225 \| good	36.599 \| good	48.526 \| good	0.315 \| good	7.017 \| good	0.319 \| good
2026-08-13T17:00:00.000Z	45 \| good	7.677 \| good	33.8 \| good	48.907 \| good	0.39 \| good	6.202 \| good	0.26 \| good
2026-08-13T18:00:00.000Z	46 \| good	7.604 \| good	34.028 \| good	49.918 \| good	0.39 \| good	5.878 \| good	0.303 \| good
2026-08-13T19:00:00.000Z	45 \| good	8.105 \| good	35.911 \| good	48.911 \| good	0.39 \| good	5.393 \| good	0.303 \| good
2026-08-13T20:00:00.000Z	48 \| good	7.96 \| good	34.675 \| good	51.717 \| good	0.41 \| good	4.662 \| good	0.26 \| good
2026-08-13T21:00:00.000Z	48 \| good	8.071 \| good	35.802 \| good	51.587 \| good	0.41 \| good	4.683 \| good	0.303 \| good
2026-08-13T22:00:00.000Z	49 \| good	8.757 \| good	38.481 \| good	51.324 \| good	0.411 \| good	4.518 \| good	0.303 \| good
2026-08-13T23:00:00.000Z	49 \| good	8.998 \| good	40.374 \| good	46.574 \| good	0.41 \| good	5.639 \| good	0.303 \| good
2026-08-14T00:00:00.000Z	49 \| good	9.431 \| good	42.116 \| good	45.579 \| good	0.408 \| good	7.579 \| good	0.303 \| good
2026-08-14T01:00:00.000Z	49 \| good	9.343 \| good	42.187 \| good	40.712 \| good	0.413 \| good	12.901 \| good	0.303 \| good
2026-08-14T02:00:00.000Z	49 \| good	9.011 \| good	40.297 \| good	40.49 \| good	0.407 \| good	11.277 \| good	0.334 \| good
2026-08-14T03:00:00.000Z	49 \| good	8.94 \| good	40.245 \| good	30.896 \| good	0.408 \| good	11.423 \| good	0.316 \| good
2026-08-14T04:00:00.000Z	49 \| good	9.159 \| good	40.611 \| good	30.94 \| good	0.407 \| good	12.191 \| good	0.326 \| good
2026-08-14T05:00:00.000Z	49 \| good	9.275 \| good	41.431 \| good	26.038 \| good	0.408 \| good	7.87 \| good	0.286 \| good
2026-08-14T06:00:00.000Z	49 \| good	9.284 \| good	41.567 \| good	23.909 \| good	0.408 \| good	6.443 \| good	0.256 \| good
2026-08-14T07:00:00.000Z	49 \| good	9.357 \| good	41.5 \| good	21.041 \| good	0.407 \| good	6.425 \| good	0.243 \| good
2026-08-14T08:00:00.000Z	49 \| good	9.282 \| good	40.988 \| good	19.983 \| good	0.406 \| good	8.508 \| good	0.26 \| good
2026-08-14T09:00:00.000Z	49 \| good	9.279 \| good	41.457 \| good	21.805 \| good	0.388 \| good	7.596 \| good	0.303 \| good
2026-08-14T10:00:00.000Z	49 \| good	9.133 \| good	40.997 \| good	19.791 \| good	0.388 \| good	9.924 \| good	0.316 \| good
2026-08-14T11:00:00.000Z	49 \| good	8.962 \| good	39.956 \| good	18.759 \| good	0.389 \| good	10.373 \| good	0.346 \| good
2026-08-14T12:00:00.000Z	49 \| good	8.786 \| good	38.471 \| good	19.938 \| good	0.294 \| good	8.455 \| good	0.303 \| good
2026-08-14T13:00:00.000Z	49 \| good	8.765 \| good	38.258 \| good	20.086 \| good	0.294 \| good	7.28 \| good	0.303 \| good
2026-08-14T14:00:00.000Z	38 \| good	7.003 \| good	31.428 \| good	20.366 \| good	0.389 \| good	5.056 \| good	0.26 \| good
2026-08-14T15:00:00.000Z	33 \| good	5.819 \| good	26.4 \| good	23.308 \| good	0.295 \| good	5.542 \| good	0.203 \| good
2026-08-14T16:00:00.000Z	27 \| good	5.408 \| good	23.531 \| good	27.147 \| good	0.295 \| good	5.153 \| good	0.213 \| good
2026-08-14T17:00:00.000Z	28 \| good	5.194 \| good	22.451 \| good	30.128 \| good	0.295 \| good	5.229 \| good	0.216 \| good
2026-08-14T18:00:00.000Z	31 \| good	4.808 \| good	20.619 \| good	33.075 \| good	0.295 \| good	4.615 \| good	0.203 \| good
2026-08-14T18:00:00.000Z	29 \| good	4.731 \| good	20.681 \| good	30.57 \| good	0.26 \| good	5.451 \| good	0.219 \| good
2026-08-14T19:00:00.000Z	27 \| good	5.36 \| good	23.392 \| good	26.039 \| good	0.18 \| good	0.758 \| good	0.169 \| good
2026-08-14T20:00:00.000Z	33 \| good	6.423 \| good	28.313 \| good	28.665 \| good	0.172 \| good	0.848 \| good	0.173 \| good
2026-08-14T21:00:00.000Z	38 \| good	7.429 \| good	32.552 \| good	27.528 \| good	0.166 \| good	1.018 \| good	0.175 \| good
2026-08-14T22:00:00.000Z	33 \| good	6.201 \| good	27.559 \| good	22.789 \| good	0.161 \| good	1.835 \| good	0.184 \| good
2026-08-14T23:00:00.000Z	33 \| good	5.718 \| good	24.8 \| good	22.766 \| good	0.166 \| good	3.545 \| good	0.202 \| good
2026-08-15T00:00:00.000Z	22 \| good	3.516 \| good	15.715 \| good	21.397 \| good	0.189 \| good	5.407 \| good	0.215 \| good
2026-08-15T01:00:00.000Z	20 \| good	3.387 \| good	14.809 \| good	22.157 \| good	0.213 \| good	5.949 \| good	0.216 \| good
2026-08-15T02:00:00.000Z	19 \| good	3.06 \| good	12.175 \| good	20.642 \| good	0.229 \| good	6.578 \| good	0.219 \| good
2026-08-15T03:00:00.000Z	16 \| good	3.144 \| good	13.682 \| good	17.082 \| good	0.239 \| good	7.184 \| good	0.222 \| good
2026-08-15T04:00:00.000Z	22 \| good	3.843 \| good	16.979 \| good	16.113 \| good	0.242 \| good	7.253 \| good	0.22 \| good
2026-08-15T05:00:00.000Z	27 \| good	4.953 \| good	21.209 \| good	12.756 \| good	0.248 \| good	6.829 \| good	0.21 \| good
2026-08-15T06:00:00.000Z	33 \| good	5.676 \| good	24.144 \| good	7.948 \| good	0.268 \| good	6.205 \| good	0.195 \| good
2026-08-15T07:00:00.000Z	27 \| good	5.095 \| good	21.948 \| good	8.637 \| good	0.282 \| good	5.628 \| good	0.182 \| good
2026-08-15T08:00:00.000Z	27 \| good	4.636 \| good	20.083 \| good	11.553 \| good	0.288 \| good	5.205 \| good	0.174 \| good
2026-08-15T09:00:00.000Z	16 \| good	3.224 \| good	14.054 \| good	11.061 \| good	0.294 \| good	5.11 \| good	0.17 \| good
2026-08-15T10:00:00.000Z	22 \| good	3.803 \| good	16.234 \| good	11.196 \| good	0.309 \| good	5.388 \| good	0.171 \| good
2026-08-15T11:00:00.000Z	33 \| good	5.645 \| good	24.174 \| good	14.763 \| good	0.32 \| good	5.299 \| good	0.178 \| good
2026-08-15T12:00:00.000Z	38 \| good	6.539 \| good	29.083 \| good	16.33 \| good	0.346 \| good	4.497 \| good	0.184 \| good
2026-08-15T13:00:00.000Z	33 \| good	5.703 \| good	24.727 \| good	22.183 \| good	0.424 \| good	2.904 \| good	0.178 \| good
2026-08-15T14:00:00.000Z	33 \| good	5.813 \| good	25.229 \| good	27.31 \| good	0.406 \| good	1.521 \| good	0.164 \| good
2026-08-15T15:00:00.000Z	29 \| good	5.324 \| good	22.894 \| good	30.969 \| good	0.363 \| good	1.023 \| good	0.16 \| good
2026-08-15T16:00:00.000Z	33 \| good	5.877 \| good	25.418 \| good	33.48 \| good	0.348 \| good	0.8 \| good	0.159 \| good
2026-08-15T17:00:00.000Z	33 \| good	5.582 \| good	24.028 \| good	34.861 \| good	0.34 \| good	0.701 \| good	0.159 \| good
2026-08-15T18:00:00.000Z	38 \| good	6.564 \| good	29.107 \| good	33.297 \| good	0.334 \| good	0.695 \| good	0.16 \| good
2026-08-15T19:00:00.000Z	31 \| good	5.103 \| good	21.965 \| good	32.906 \| good	0.321 \| good	0.702 \| good	0.16 \| good
2026-08-15T20:00:00.000Z	32 \| good	4.637 \| good	20.023 \| good	34.875 \| good	0.297 \| good	0.699 \| good	0.159 \| good
2026-08-15T21:00:00.000Z	35 \| good	5.689 \| good	24.645 \| good	37.988 \| good	0.263 \| good	0.886 \| good	0.159 \| good
2026-08-15T22:00:00.000Z	38 \| good	7.352 \| good	32.256 \| good	39.233 \| good	0.228 \| good	1.474 \| good	0.164 \| good
2026-08-15T23:00:00.000Z	38 \| good	6.583 \| good	29.184 \| good	36.535 \| good	0.209 \| good	3.084 \| good	0.177 \| good
2026-08-16T00:00:00.000Z	29 \| good	5.329 \| good	23 \| good	31.248 \| good	0.224 \| good	5.339 \| good	0.191 \| good
2026-08-16T01:00:00.000Z	27 \| good	4.216 \| good	18.76 \| good	28.69 \| good	0.244 \| good	6.979 \| good	0.198 \| good
2026-08-16T02:00:00.000Z	23 \| good	4.11 \| good	18.061 \| good	25.419 \| good	0.259 \| good	8.201 \| good	0.202 \| good
2026-08-16T03:00:00.000Z	22 \| good	4.073 \| good	17.943 \| good	23.561 \| good	0.269 \| good	9.077 \| good	0.206 \| good
2026-08-16T04:00:00.000Z	22 \| good	3.994 \| good	17.213 \| good	21.967 \| good	0.272 \| good	9.311 \| good	0.209 \| good
2026-08-16T05:00:00.000Z	22 \| good	4.111 \| good	18.012 \| good	21.007 \| good	0.273 \| good	9.587 \| good	0.211 \| good
2026-08-16T06:00:00.000Z	22 \| good	4.165 \| good	18.197 \| good	19.253 \| good	0.279 \| good	10.256 \| good	0.214 \| good
2026-08-16T07:00:00.000Z	22 \| good	3.657 \| good	15.968 \| good	17.62 \| good	0.288 \| good	11.057 \| good	0.222 \| good
2026-08-16T08:00:00.000Z	22 \| good	4.032 \| good	17.888 \| good	17.485 \| good	0.297 \| good	11.719 \| good	0.23 \| good
2026-08-16T09:00:00.000Z	19 \| good	3.292 \| good	14.283 \| good	19.976 \| good	0.319 \| good	12.606 \| good	0.237 \| good
2026-08-16T10:00:00.000Z	22 \| good	3.58 \| good	15.989 \| good	21.844 \| good	0.327 \| good	13.113 \| good	0.246 \| good
2026-08-16T11:00:00.000Z	22 \| good	3.889 \| good	17.149 \| good	21.939 \| good	0.315 \| good	11.541 \| good	0.256 \| good
2026-08-16T12:00:00.000Z	24 \| good	4.093 \| good	18.097 \| good	26.325 \| good	0.33 \| good	9.029 \| good	0.249 \| good
2026-08-16T13:00:00.000Z	28 \| good	4.623 \| good	20.126 \| good	30.424 \| good	0.384 \| good	6.025 \| good	0.223 \| good
2026-08-16T14:00:00.000Z	31 \| good	4.161 \| good	18.127 \| good	33.539 \| good	0.389 \| good	3.048 \| good	0.197 \| good
2026-08-16T15:00:00.000Z	31 \| good	3.09 \| good	12.547 \| good	32.662 \| good	0.351 \| good	1.289 \| good	0.173 \| good
2026-08-16T16:00:00.000Z	30 \| good	2.832 \| good	11.298 \| good	32.236 \| good	0.277 \| good	0.724 \| good	0.162 \| good
2026-08-16T17:00:00.000Z	29 \| good	2.454 \| good	10.092 \| good	30.691 \| good	0.226 \| good	0.547 \| good	0.157 \| good
2026-08-16T18:00:00.000Z	29 \| good	2.578 \| good	10.242 \| good	30.571 \| good	0.195 \| good	0.499 \| good	0.154 \| good

Swansea

Empower business decisions with accurate air quality data

Swansea, 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 Swansea, Massachusetts updated?

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

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

The worst air quality in Swansea, Massachusetts was recorded at 01:00:00 on 2026-08-14.

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

The best air quality in Swansea, Massachusetts was recorded at 04:00:00 on 2026-08-14.

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

The real-time air quality index in Swansea, Massachusetts is 29, currently categorized as Good.

Which pollutant is found most often in Swansea, Massachusetts?

The most common pollutant in Swansea, Massachusetts is O3.

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

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

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

The measured PM_2.5 levels in Swansea, Massachusetts at present are 4.731 μg/m³.

What are the current PM₁₀ levels at Swansea, Massachusetts?

The current PM₁₀ levels in Swansea, Massachusetts are 20.681 μg/m³.

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

The current carbon monoxide (CO) level in Swansea, Massachusetts is 0.219 ppm.

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

The current sulfur dioxide (SO₂) levels in Swansea, Massachusetts are 0.26 ppb.

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

The current ozone (O₃) levels at Swansea, Massachusetts is 30.57 ppm.

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

The current nitrogen dioxide (NO₂) levels at Swansea, Massachusetts is 5.451 ppb.

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