What is the sulfur dioxide (SO2) level in Needham, Massachusetts at the moment?

Currently, Needham, Massachusetts has a sulfur dioxide (SO2) concentration of 0.818 ppb.

What is the ozone (O3) level in Needham, Massachusetts at the moment?

The current ozone (O3) level in Needham, Massachusetts at the moment is 38.719 ppm.

What is the nitrogen dioxide (NO2) level in Needham, Massachusetts at the moment?

Nitrogen dioxide (NO2) level in Needham, Massachusetts at the moment is 5.554 ppb.

Live air quality index in Needham, Massachusetts today

Q: What is the PM2.5 level in Needham, Massachusetts at the moment?

PM2.5 levels in Needham, Massachusetts are currently 11.952 μg/m3.

Q: What is the PM10 level in Needham, Massachusetts at the moment?

The PM10 concentration in Needham, Massachusetts is 47.373 μg/m3 at the moment.

Stay updated with real-time air quality in Needham, 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

Needham, Massachusetts

Last updated: ... (Local time)

Major air pollutants in Needham, Massachusetts

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.95 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

47.37 μg/m³

155

255

425

605+

Ozone (O₃)

38.72 ppb

201

201+

Sulfur Dioxide (SO₂)

0.82 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.55 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.15 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Needham, Massachusetts

Get Live Pollen Counts

Needham, Massachusetts

Scroll To Air Quality Map

Track live Needham, Massachusetts air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-27T20:00:00.000Z	38 \| good	6.424 \| good	20.15 \| good	41.196 \| good	0.68 \| good	5.117 \| good	0.179 \| good
2026-06-27T21:00:00.000Z	38 \| good	6.51 \| good	23.42 \| good	39.931 \| good	0.728 \| good	5.111 \| good	0.179 \| good
2026-06-27T22:00:00.000Z	34 \| good	6.049 \| good	32.46 \| good	37.26 \| good	0.74 \| good	3.662 \| good	0.179 \| good
2026-06-27T23:00:00.000Z	38 \| good	5.946 \| good	19.925 \| good	41.39 \| good	0.792 \| good	9.371 \| good	0.167 \| good
2026-06-28T00:00:00.000Z	34 \| good	5.772 \| good	27.275 \| good	37.489 \| good	0.783 \| good	13.994 \| good	0.179 \| good
2026-06-28T01:00:00.000Z	33 \| good	6.173 \| good	20.031 \| good	36.407 \| good	0.774 \| good	22.095 \| good	0.179 \| good
2026-06-28T02:00:00.000Z	33 \| good	5.942 \| good	22.386 \| good	30.612 \| good	0.713 \| good	24.46 \| good	0.179 \| good
2026-06-28T03:00:00.000Z	54 \| moderate	10.743 \| good	48.094 \| good	26.442 \| good	0.391 \| good	10.076 \| good	0.206 \| good
2026-06-28T04:00:00.000Z	33 \| good	5.706 \| good	18.318 \| good	30.018 \| good	0.762 \| good	17.698 \| good	0.255 \| good
2026-06-28T05:00:00.000Z	33 \| good	5.885 \| good	34.821 \| good	19.366 \| good	0.775 \| good	19.207 \| good	0.255 \| good
2026-06-28T06:00:00.000Z	38 \| good	7.038 \| good	26.314 \| good	17.745 \| good	0.775 \| good	14.594 \| good	0.19 \| good
2026-06-28T07:00:00.000Z	38 \| good	6.886 \| good	30.183 \| good	16.344 \| good	0.82 \| good	14.473 \| good	0.19 \| good
2026-06-28T08:00:00.000Z	33 \| good	5.631 \| good	15.433 \| good	8.534 \| good	0.703 \| good	14.787 \| good	0.179 \| good
2026-06-28T09:00:00.000Z	33 \| good	6.31 \| good	16.774 \| good	14.396 \| good	0.768 \| good	10.869 \| good	0.179 \| good
2026-06-28T10:00:00.000Z	33 \| good	5.993 \| good	24.788 \| good	27.217 \| good	0.72 \| good	7.542 \| good	0.19 \| good
2026-06-28T11:00:00.000Z	49 \| good	9.197 \| good	41.348 \| good	18.755 \| good	0.735 \| good	8.959 \| good	0.234 \| good
2026-06-28T12:00:00.000Z	52 \| moderate	10.021 \| good	19.009 \| good	16.375 \| good	0.864 \| good	10.942 \| good	0.211 \| good
2026-06-28T13:00:00.000Z	44 \| good	8.074 \| good	15.544 \| good	18.462 \| good	0.789 \| good	10.748 \| good	0.211 \| good
2026-06-28T14:00:00.000Z	44 \| good	8.041 \| good	14.678 \| good	24.245 \| good	0.828 \| good	11.219 \| good	0.167 \| good
2026-06-28T15:00:00.000Z	44 \| good	8.409 \| good	24.664 \| good	27.982 \| good	0.656 \| good	12.451 \| good	0.167 \| good
2026-06-28T16:00:00.000Z	49 \| good	9.028 \| good	24.444 \| good	29.793 \| good	0.704 \| good	9.706 \| good	0.2 \| good
2026-06-28T17:00:00.000Z	49 \| good	8.88 \| good	25.673 \| good	30.495 \| good	0.801 \| good	6.492 \| good	0.168 \| good
2026-06-28T18:00:00.000Z	44 \| good	8.402 \| good	30.29 \| good	37.309 \| good	0.814 \| good	5.624 \| good	0.157 \| good
2026-06-28T19:00:00.000Z	44 \| good	7.941 \| good	33.834 \| good	43.95 \| good	0.827 \| good	5.888 \| good	0.189 \| good
2026-06-28T20:00:00.000Z	44 \| good	7.773 \| good	41.305 \| good	45.052 \| good	0.777 \| good	6.357 \| good	0.157 \| good
2026-06-28T21:00:00.000Z	38 \| good	6.88 \| good	35.705 \| good	40.582 \| good	0.73 \| good	5.465 \| good	0.189 \| good
2026-06-28T22:00:00.000Z	44 \| good	8.434 \| good	24.622 \| good	40.353 \| good	0.72 \| good	7.886 \| good	0.189 \| good
2026-06-28T23:00:00.000Z	38 \| good	6.96 \| good	24.393 \| good	39.919 \| good	0.77 \| good	11.173 \| good	0.189 \| good
2026-06-29T00:00:00.000Z	39 \| good	7.409 \| good	32.688 \| good	41.911 \| good	0.723 \| good	12.585 \| good	0.278 \| good
2026-06-29T01:00:00.000Z	44 \| good	7.976 \| good	25.984 \| good	35.403 \| good	0.761 \| good	12.874 \| good	0.266 \| good
2026-06-29T02:00:00.000Z	38 \| good	6.727 \| good	16.929 \| good	34.753 \| good	0.773 \| good	10.38 \| good	0.277 \| good
2026-06-29T03:00:00.000Z	49 \| good	9.16 \| good	41.084 \| good	33.137 \| good	0.43 \| good	10.597 \| good	0.226 \| good
2026-06-29T04:00:00.000Z	38 \| good	7.338 \| good	26.176 \| good	35.682 \| good	0.758 \| good	6.635 \| good	0.255 \| good
2026-06-29T05:00:00.000Z	44 \| good	7.81 \| good	25.005 \| good	28.226 \| good	0.396 \| good	7.551 \| good	0.244 \| good
2026-06-29T06:00:00.000Z	44 \| good	7.667 \| good	30.747 \| good	29.416 \| good	0.73 \| good	6.587 \| good	0.244 \| good
2026-06-29T07:00:00.000Z	38 \| good	7.484 \| good	28.149 \| good	32.517 \| good	0.73 \| good	6.511 \| good	0.244 \| good
2026-06-29T08:00:00.000Z	44 \| good	7.801 \| good	29.23 \| good	25.72 \| good	0.685 \| good	5.754 \| good	0.211 \| good
2026-06-29T09:00:00.000Z	44 \| good	7.569 \| good	30.583 \| good	24.623 \| good	0.73 \| good	6.233 \| good	0.255 \| good
2026-06-29T10:00:00.000Z	44 \| good	7.571 \| good	20.931 \| good	23.954 \| good	0.681 \| good	7.759 \| good	0.329 \| good
2026-06-29T11:00:00.000Z	49 \| good	8.963 \| good	26.499 \| good	17.228 \| good	0.704 \| good	10.553 \| good	0.329 \| good
2026-06-29T12:00:00.000Z	44 \| good	8.008 \| good	31.627 \| good	14.311 \| good	0.715 \| good	11.767 \| good	0.389 \| good
2026-06-29T13:00:00.000Z	38 \| good	7.456 \| good	14.923 \| good	13.354 \| good	0.718 \| good	11.034 \| good	0.365 \| good
2026-06-29T14:00:00.000Z	52 \| moderate	10.242 \| good	25.164 \| good	26.34 \| good	0.734 \| good	10.223 \| good	0.267 \| good
2026-06-29T15:00:00.000Z	52 \| moderate	9.945 \| good	34.452 \| good	25.338 \| good	0.78 \| good	7.615 \| good	0.267 \| good
2026-06-29T16:00:00.000Z	54 \| moderate	10.885 \| good	43.842 \| good	30.403 \| good	0.788 \| good	6.624 \| good	0.19 \| good
2026-06-29T17:00:00.000Z	52 \| moderate	10.149 \| good	37.502 \| good	35.263 \| good	0.772 \| good	4.555 \| good	0.144 \| good
2026-06-29T18:00:00.000Z	56 \| moderate	11.952 \| good	47.373 \| good	38.719 \| good	0.818 \| good	5.554 \| good	0.155 \| good
2026-06-29T19:00:00.000Z	49 \| good	8.964 \| good	30.644 \| good	41.877 \| good	0.782 \| good	5.769 \| good	0.166 \| good
2026-06-29T19:00:00.000Z	56 \| moderate	11.952 \| good	47.373 \| good	38.719 \| good	0.818 \| good	5.554 \| good	0.155 \| good
2026-06-29T20:00:00.000Z	38 \| good	5.13 \| good	22.352 \| good	40.944 \| good	0.328 \| good	1.474 \| good	0.151 \| good
2026-06-29T21:00:00.000Z	32 \| good	4.347 \| good	19.063 \| good	34.628 \| good	0.332 \| good	1.806 \| good	0.151 \| good
2026-06-29T22:00:00.000Z	28 \| good	2.791 \| good	11.356 \| good	29.776 \| good	0.329 \| good	2.543 \| good	0.153 \| good
2026-06-29T23:00:00.000Z	22 \| good	2.304 \| good	9.284 \| good	24.325 \| good	0.328 \| good	3.885 \| good	0.161 \| good
2026-06-30T00:00:00.000Z	22 \| good	4.416 \| good	19.023 \| good	20.149 \| good	0.327 \| good	6.197 \| good	0.171 \| good
2026-06-30T01:00:00.000Z	27 \| good	4.872 \| good	21.018 \| good	18.456 \| good	0.332 \| good	7.884 \| good	0.179 \| good
2026-06-30T02:00:00.000Z	27 \| good	5.401 \| good	23.632 \| good	20.772 \| good	0.338 \| good	8.537 \| good	0.184 \| good
2026-06-30T03:00:00.000Z	38 \| good	7.163 \| good	31.796 \| good	21.606 \| good	0.34 \| good	8.464 \| good	0.19 \| good
2026-06-30T04:00:00.000Z	44 \| good	8.002 \| good	34.834 \| good	24.486 \| good	0.326 \| good	7.113 \| good	0.195 \| good
2026-06-30T05:00:00.000Z	44 \| good	7.916 \| good	34.481 \| good	28.187 \| good	0.314 \| good	6.128 \| good	0.202 \| good
2026-06-30T06:00:00.000Z	44 \| good	8.056 \| good	35.212 \| good	27.454 \| good	0.302 \| good	5.087 \| good	0.204 \| good
2026-06-30T07:00:00.000Z	49 \| good	8.582 \| good	37.177 \| good	25.352 \| good	0.289 \| good	4.393 \| good	0.204 \| good
2026-06-30T08:00:00.000Z	49 \| good	9.046 \| good	40.47 \| good	25.78 \| good	0.285 \| good	4.157 \| good	0.202 \| good
2026-06-30T09:00:00.000Z	49 \| good	8.949 \| good	39.324 \| good	26.628 \| good	0.29 \| good	4.598 \| good	0.201 \| good
2026-06-30T10:00:00.000Z	49 \| good	9.462 \| good	42.183 \| good	26.431 \| good	0.31 \| good	4.907 \| good	0.198 \| good
2026-06-30T11:00:00.000Z	52 \| moderate	10.232 \| good	45.207 \| good	29.593 \| good	0.354 \| good	5.123 \| good	0.194 \| good
2026-06-30T12:00:00.000Z	54 \| moderate	10.734 \| good	47.639 \| good	35.774 \| good	0.434 \| good	5.124 \| good	0.194 \| good
2026-06-30T13:00:00.000Z	54 \| moderate	11.149 \| good	49.042 \| good	42.607 \| good	0.53 \| good	4.389 \| good	0.193 \| good
2026-06-30T14:00:00.000Z	54 \| moderate	10.959 \| good	48.167 \| good	47.049 \| good	0.57 \| good	3.159 \| good	0.192 \| good
2026-06-30T15:00:00.000Z	52 \| moderate	10.267 \| good	45.312 \| good	48.582 \| good	0.512 \| good	2.081 \| good	0.187 \| good
2026-06-30T16:00:00.000Z	49 \| good	9.259 \| good	41.239 \| good	49.615 \| good	0.372 \| good	1.385 \| good	0.171 \| good
2026-06-30T17:00:00.000Z	49 \| good	9.341 \| good	41.94 \| good	50.19 \| good	0.318 \| good	1.17 \| good	0.164 \| good
2026-06-30T18:00:00.000Z	52 \| moderate	9.811 \| good	43.877 \| good	48.918 \| good	0.299 \| good	1.11 \| good	0.163 \| good
2026-06-30T19:00:00.000Z	52 \| moderate	9.527 \| good	42.336 \| good	47.539 \| good	0.306 \| good	1.151 \| good	0.164 \| good
2026-06-30T20:00:00.000Z	54 \| moderate	11.245 \| good	49.983 \| good	48.011 \| good	0.332 \| good	1.263 \| good	0.167 \| good
2026-06-30T21:00:00.000Z	54 \| moderate	10.732 \| good	47.399 \| good	55.554 \| fine	0.377 \| good	1.509 \| good	0.171 \| good
2026-06-30T22:00:00.000Z	46 \| good	7.712 \| good	33.892 \| good	49.54 \| good	0.425 \| good	1.928 \| good	0.174 \| good
2026-06-30T23:00:00.000Z	41 \| good	5.538 \| good	23.894 \| good	43.82 \| good	0.442 \| good	2.803 \| good	0.174 \| good
2026-07-01T00:00:00.000Z	37 \| good	5.616 \| good	24.083 \| good	39.893 \| good	0.397 \| good	3.422 \| good	0.166 \| good
2026-07-01T01:00:00.000Z	32 \| good	4.864 \| good	21.069 \| good	34.967 \| good	0.341 \| good	3.858 \| good	0.158 \| good
2026-07-01T02:00:00.000Z	30 \| good	4.268 \| good	18.969 \| good	32.327 \| good	0.288 \| good	4.279 \| good	0.153 \| good
2026-07-01T03:00:00.000Z	28 \| good	4.647 \| good	20.274 \| good	30.095 \| good	0.248 \| good	4.338 \| good	0.148 \| good
2026-07-01T04:00:00.000Z	27 \| good	5.126 \| good	22.135 \| good	28.933 \| good	0.23 \| good	4.089 \| good	0.144 \| good
2026-07-01T05:00:00.000Z	33 \| good	6.088 \| good	27.1 \| good	28.791 \| good	0.233 \| good	3.658 \| good	0.14 \| good
2026-07-01T06:00:00.000Z	38 \| good	6.631 \| good	30.015 \| good	29.55 \| good	0.264 \| good	3.387 \| good	0.137 \| good
2026-07-01T07:00:00.000Z	38 \| good	6.891 \| good	30.239 \| good	28.171 \| good	0.311 \| good	3.543 \| good	0.138 \| good
2026-07-01T08:00:00.000Z	38 \| good	7.209 \| good	31.916 \| good	26.365 \| good	0.366 \| good	3.898 \| good	0.141 \| good
2026-07-01T09:00:00.000Z	44 \| good	8.216 \| good	35.951 \| good	23.593 \| good	0.433 \| good	4.186 \| good	0.143 \| good
2026-07-01T10:00:00.000Z	49 \| good	8.92 \| good	39 \| good	23.968 \| good	0.483 \| good	4.371 \| good	0.146 \| good
2026-07-01T11:00:00.000Z	52 \| moderate	10.288 \| good	45.78 \| good	25.994 \| good	0.498 \| good	4.325 \| good	0.151 \| good
2026-07-01T12:00:00.000Z	56 \| moderate	12.021 \| good	53.645 \| good	32.602 \| good	0.505 \| good	3.756 \| good	0.157 \| good
2026-07-01T13:00:00.000Z	60 \| moderate	13.642 \| fine	61.109 \| fine	39.422 \| good	0.506 \| good	2.917 \| good	0.165 \| good
2026-07-01T14:00:00.000Z	62 \| moderate	14.948 \| fine	66.641 \| fine	47.643 \| good	0.509 \| good	2.121 \| good	0.172 \| good
2026-07-01T15:00:00.000Z	66 \| moderate	17.364 \| fine	76.668 \| fine	53.16 \| good	0.521 \| good	1.662 \| good	0.177 \| good
2026-07-01T16:00:00.000Z	69 \| moderate	18.903 \| fine	83.109 \| fine	54.258 \| good	0.529 \| good	1.361 \| good	0.177 \| good
2026-07-01T17:00:00.000Z	71 \| moderate	19.716 \| fine	86.996 \| fine	52.446 \| good	0.51 \| good	1.228 \| good	0.176 \| good
2026-07-01T18:00:00.000Z	73 \| moderate	20.6 \| fine	90.881 \| fine	49.15 \| good	0.484 \| good	1.219 \| good	0.176 \| good
2026-07-01T19:00:00.000Z	69 \| moderate	19.074 \| fine	84.443 \| fine	46.079 \| good	0.466 \| good	1.234 \| good	0.176 \| good

Needham

Get reliable air quality data to drive your business

Needham, Massachusetts air quality map: Stay updated on AQI near you

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How accurate is Massachusetts, USA air quality data?

Air quality and pollutant data for Massachusetts, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for Needham, Massachusetts?

The air quality information for Needham, Massachusetts is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Needham, Massachusetts at its worst?

In the past 24 hours, the air quality in Needham, Massachusetts was at its worst at 06:00:00 on 2026-06-29.

When did Needham, Massachusetts experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Needham, Massachusetts was observed at 01:00:00 on 2026-06-29.

What is the AQI in Needham, Massachusetts right now?

As of now, the AQI in Needham, Massachusetts is 56, indicating Moderate conditions.

What is the most common type of pollution in Needham, Massachusetts?

Needham, Massachusetts air has the highest levels of PM2.5.

What should I do in case of poor air quality in Needham, Massachusetts?

Poor air quality in Needham, Massachusetts means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Needham, Massachusetts at the moment?

PM_2.5 levels in Needham, Massachusetts are currently 11.952 μg/m³.

What is the PM₁₀ level in Needham, Massachusetts at the moment?

The PM₁₀ concentration in Needham, Massachusetts is 47.373 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Needham, Massachusetts at the moment?

The current carbon monoxide (CO) concentration in Needham, Massachusetts is 0.155 ppm.

What is the sulfur dioxide (SO₂) level in Needham, Massachusetts at the moment?

Currently, Needham, Massachusetts has a sulfur dioxide (SO₂) concentration of 0.818 ppb.

What is the ozone (O₃) level in Needham, Massachusetts at the moment?

The current ozone (O₃) level in Needham, Massachusetts at the moment is 38.719 ppm.

What is the nitrogen dioxide (NO₂) level in Needham, Massachusetts at the moment?

Nitrogen dioxide (NO₂) level in Needham, Massachusetts at the moment is 5.554 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-27T20:00:00.000Z	38 \| good	6.424 \| good	20.15 \| good	41.196 \| good	0.68 \| good	5.117 \| good	0.179 \| good
2026-06-27T21:00:00.000Z	38 \| good	6.51 \| good	23.42 \| good	39.931 \| good	0.728 \| good	5.111 \| good	0.179 \| good
2026-06-27T22:00:00.000Z	34 \| good	6.049 \| good	32.46 \| good	37.26 \| good	0.74 \| good	3.662 \| good	0.179 \| good
2026-06-27T23:00:00.000Z	38 \| good	5.946 \| good	19.925 \| good	41.39 \| good	0.792 \| good	9.371 \| good	0.167 \| good
2026-06-28T00:00:00.000Z	34 \| good	5.772 \| good	27.275 \| good	37.489 \| good	0.783 \| good	13.994 \| good	0.179 \| good
2026-06-28T01:00:00.000Z	33 \| good	6.173 \| good	20.031 \| good	36.407 \| good	0.774 \| good	22.095 \| good	0.179 \| good
2026-06-28T02:00:00.000Z	33 \| good	5.942 \| good	22.386 \| good	30.612 \| good	0.713 \| good	24.46 \| good	0.179 \| good
2026-06-28T03:00:00.000Z	54 \| moderate	10.743 \| good	48.094 \| good	26.442 \| good	0.391 \| good	10.076 \| good	0.206 \| good
2026-06-28T04:00:00.000Z	33 \| good	5.706 \| good	18.318 \| good	30.018 \| good	0.762 \| good	17.698 \| good	0.255 \| good
2026-06-28T05:00:00.000Z	33 \| good	5.885 \| good	34.821 \| good	19.366 \| good	0.775 \| good	19.207 \| good	0.255 \| good
2026-06-28T06:00:00.000Z	38 \| good	7.038 \| good	26.314 \| good	17.745 \| good	0.775 \| good	14.594 \| good	0.19 \| good
2026-06-28T07:00:00.000Z	38 \| good	6.886 \| good	30.183 \| good	16.344 \| good	0.82 \| good	14.473 \| good	0.19 \| good
2026-06-28T08:00:00.000Z	33 \| good	5.631 \| good	15.433 \| good	8.534 \| good	0.703 \| good	14.787 \| good	0.179 \| good
2026-06-28T09:00:00.000Z	33 \| good	6.31 \| good	16.774 \| good	14.396 \| good	0.768 \| good	10.869 \| good	0.179 \| good
2026-06-28T10:00:00.000Z	33 \| good	5.993 \| good	24.788 \| good	27.217 \| good	0.72 \| good	7.542 \| good	0.19 \| good
2026-06-28T11:00:00.000Z	49 \| good	9.197 \| good	41.348 \| good	18.755 \| good	0.735 \| good	8.959 \| good	0.234 \| good
2026-06-28T12:00:00.000Z	52 \| moderate	10.021 \| good	19.009 \| good	16.375 \| good	0.864 \| good	10.942 \| good	0.211 \| good
2026-06-28T13:00:00.000Z	44 \| good	8.074 \| good	15.544 \| good	18.462 \| good	0.789 \| good	10.748 \| good	0.211 \| good
2026-06-28T14:00:00.000Z	44 \| good	8.041 \| good	14.678 \| good	24.245 \| good	0.828 \| good	11.219 \| good	0.167 \| good
2026-06-28T15:00:00.000Z	44 \| good	8.409 \| good	24.664 \| good	27.982 \| good	0.656 \| good	12.451 \| good	0.167 \| good
2026-06-28T16:00:00.000Z	49 \| good	9.028 \| good	24.444 \| good	29.793 \| good	0.704 \| good	9.706 \| good	0.2 \| good
2026-06-28T17:00:00.000Z	49 \| good	8.88 \| good	25.673 \| good	30.495 \| good	0.801 \| good	6.492 \| good	0.168 \| good
2026-06-28T18:00:00.000Z	44 \| good	8.402 \| good	30.29 \| good	37.309 \| good	0.814 \| good	5.624 \| good	0.157 \| good
2026-06-28T19:00:00.000Z	44 \| good	7.941 \| good	33.834 \| good	43.95 \| good	0.827 \| good	5.888 \| good	0.189 \| good
2026-06-28T20:00:00.000Z	44 \| good	7.773 \| good	41.305 \| good	45.052 \| good	0.777 \| good	6.357 \| good	0.157 \| good
2026-06-28T21:00:00.000Z	38 \| good	6.88 \| good	35.705 \| good	40.582 \| good	0.73 \| good	5.465 \| good	0.189 \| good
2026-06-28T22:00:00.000Z	44 \| good	8.434 \| good	24.622 \| good	40.353 \| good	0.72 \| good	7.886 \| good	0.189 \| good
2026-06-28T23:00:00.000Z	38 \| good	6.96 \| good	24.393 \| good	39.919 \| good	0.77 \| good	11.173 \| good	0.189 \| good
2026-06-29T00:00:00.000Z	39 \| good	7.409 \| good	32.688 \| good	41.911 \| good	0.723 \| good	12.585 \| good	0.278 \| good
2026-06-29T01:00:00.000Z	44 \| good	7.976 \| good	25.984 \| good	35.403 \| good	0.761 \| good	12.874 \| good	0.266 \| good
2026-06-29T02:00:00.000Z	38 \| good	6.727 \| good	16.929 \| good	34.753 \| good	0.773 \| good	10.38 \| good	0.277 \| good
2026-06-29T03:00:00.000Z	49 \| good	9.16 \| good	41.084 \| good	33.137 \| good	0.43 \| good	10.597 \| good	0.226 \| good
2026-06-29T04:00:00.000Z	38 \| good	7.338 \| good	26.176 \| good	35.682 \| good	0.758 \| good	6.635 \| good	0.255 \| good
2026-06-29T05:00:00.000Z	44 \| good	7.81 \| good	25.005 \| good	28.226 \| good	0.396 \| good	7.551 \| good	0.244 \| good
2026-06-29T06:00:00.000Z	44 \| good	7.667 \| good	30.747 \| good	29.416 \| good	0.73 \| good	6.587 \| good	0.244 \| good
2026-06-29T07:00:00.000Z	38 \| good	7.484 \| good	28.149 \| good	32.517 \| good	0.73 \| good	6.511 \| good	0.244 \| good
2026-06-29T08:00:00.000Z	44 \| good	7.801 \| good	29.23 \| good	25.72 \| good	0.685 \| good	5.754 \| good	0.211 \| good
2026-06-29T09:00:00.000Z	44 \| good	7.569 \| good	30.583 \| good	24.623 \| good	0.73 \| good	6.233 \| good	0.255 \| good
2026-06-29T10:00:00.000Z	44 \| good	7.571 \| good	20.931 \| good	23.954 \| good	0.681 \| good	7.759 \| good	0.329 \| good
2026-06-29T11:00:00.000Z	49 \| good	8.963 \| good	26.499 \| good	17.228 \| good	0.704 \| good	10.553 \| good	0.329 \| good
2026-06-29T12:00:00.000Z	44 \| good	8.008 \| good	31.627 \| good	14.311 \| good	0.715 \| good	11.767 \| good	0.389 \| good
2026-06-29T13:00:00.000Z	38 \| good	7.456 \| good	14.923 \| good	13.354 \| good	0.718 \| good	11.034 \| good	0.365 \| good
2026-06-29T14:00:00.000Z	52 \| moderate	10.242 \| good	25.164 \| good	26.34 \| good	0.734 \| good	10.223 \| good	0.267 \| good
2026-06-29T15:00:00.000Z	52 \| moderate	9.945 \| good	34.452 \| good	25.338 \| good	0.78 \| good	7.615 \| good	0.267 \| good
2026-06-29T16:00:00.000Z	54 \| moderate	10.885 \| good	43.842 \| good	30.403 \| good	0.788 \| good	6.624 \| good	0.19 \| good
2026-06-29T17:00:00.000Z	52 \| moderate	10.149 \| good	37.502 \| good	35.263 \| good	0.772 \| good	4.555 \| good	0.144 \| good
2026-06-29T18:00:00.000Z	56 \| moderate	11.952 \| good	47.373 \| good	38.719 \| good	0.818 \| good	5.554 \| good	0.155 \| good
2026-06-29T19:00:00.000Z	49 \| good	8.964 \| good	30.644 \| good	41.877 \| good	0.782 \| good	5.769 \| good	0.166 \| good
2026-06-29T19:00:00.000Z	56 \| moderate	11.952 \| good	47.373 \| good	38.719 \| good	0.818 \| good	5.554 \| good	0.155 \| good
2026-06-29T20:00:00.000Z	38 \| good	5.13 \| good	22.352 \| good	40.944 \| good	0.328 \| good	1.474 \| good	0.151 \| good
2026-06-29T21:00:00.000Z	32 \| good	4.347 \| good	19.063 \| good	34.628 \| good	0.332 \| good	1.806 \| good	0.151 \| good
2026-06-29T22:00:00.000Z	28 \| good	2.791 \| good	11.356 \| good	29.776 \| good	0.329 \| good	2.543 \| good	0.153 \| good
2026-06-29T23:00:00.000Z	22 \| good	2.304 \| good	9.284 \| good	24.325 \| good	0.328 \| good	3.885 \| good	0.161 \| good
2026-06-30T00:00:00.000Z	22 \| good	4.416 \| good	19.023 \| good	20.149 \| good	0.327 \| good	6.197 \| good	0.171 \| good
2026-06-30T01:00:00.000Z	27 \| good	4.872 \| good	21.018 \| good	18.456 \| good	0.332 \| good	7.884 \| good	0.179 \| good
2026-06-30T02:00:00.000Z	27 \| good	5.401 \| good	23.632 \| good	20.772 \| good	0.338 \| good	8.537 \| good	0.184 \| good
2026-06-30T03:00:00.000Z	38 \| good	7.163 \| good	31.796 \| good	21.606 \| good	0.34 \| good	8.464 \| good	0.19 \| good
2026-06-30T04:00:00.000Z	44 \| good	8.002 \| good	34.834 \| good	24.486 \| good	0.326 \| good	7.113 \| good	0.195 \| good
2026-06-30T05:00:00.000Z	44 \| good	7.916 \| good	34.481 \| good	28.187 \| good	0.314 \| good	6.128 \| good	0.202 \| good
2026-06-30T06:00:00.000Z	44 \| good	8.056 \| good	35.212 \| good	27.454 \| good	0.302 \| good	5.087 \| good	0.204 \| good
2026-06-30T07:00:00.000Z	49 \| good	8.582 \| good	37.177 \| good	25.352 \| good	0.289 \| good	4.393 \| good	0.204 \| good
2026-06-30T08:00:00.000Z	49 \| good	9.046 \| good	40.47 \| good	25.78 \| good	0.285 \| good	4.157 \| good	0.202 \| good
2026-06-30T09:00:00.000Z	49 \| good	8.949 \| good	39.324 \| good	26.628 \| good	0.29 \| good	4.598 \| good	0.201 \| good
2026-06-30T10:00:00.000Z	49 \| good	9.462 \| good	42.183 \| good	26.431 \| good	0.31 \| good	4.907 \| good	0.198 \| good
2026-06-30T11:00:00.000Z	52 \| moderate	10.232 \| good	45.207 \| good	29.593 \| good	0.354 \| good	5.123 \| good	0.194 \| good
2026-06-30T12:00:00.000Z	54 \| moderate	10.734 \| good	47.639 \| good	35.774 \| good	0.434 \| good	5.124 \| good	0.194 \| good
2026-06-30T13:00:00.000Z	54 \| moderate	11.149 \| good	49.042 \| good	42.607 \| good	0.53 \| good	4.389 \| good	0.193 \| good
2026-06-30T14:00:00.000Z	54 \| moderate	10.959 \| good	48.167 \| good	47.049 \| good	0.57 \| good	3.159 \| good	0.192 \| good
2026-06-30T15:00:00.000Z	52 \| moderate	10.267 \| good	45.312 \| good	48.582 \| good	0.512 \| good	2.081 \| good	0.187 \| good
2026-06-30T16:00:00.000Z	49 \| good	9.259 \| good	41.239 \| good	49.615 \| good	0.372 \| good	1.385 \| good	0.171 \| good
2026-06-30T17:00:00.000Z	49 \| good	9.341 \| good	41.94 \| good	50.19 \| good	0.318 \| good	1.17 \| good	0.164 \| good
2026-06-30T18:00:00.000Z	52 \| moderate	9.811 \| good	43.877 \| good	48.918 \| good	0.299 \| good	1.11 \| good	0.163 \| good
2026-06-30T19:00:00.000Z	52 \| moderate	9.527 \| good	42.336 \| good	47.539 \| good	0.306 \| good	1.151 \| good	0.164 \| good
2026-06-30T20:00:00.000Z	54 \| moderate	11.245 \| good	49.983 \| good	48.011 \| good	0.332 \| good	1.263 \| good	0.167 \| good
2026-06-30T21:00:00.000Z	54 \| moderate	10.732 \| good	47.399 \| good	55.554 \| fine	0.377 \| good	1.509 \| good	0.171 \| good
2026-06-30T22:00:00.000Z	46 \| good	7.712 \| good	33.892 \| good	49.54 \| good	0.425 \| good	1.928 \| good	0.174 \| good
2026-06-30T23:00:00.000Z	41 \| good	5.538 \| good	23.894 \| good	43.82 \| good	0.442 \| good	2.803 \| good	0.174 \| good
2026-07-01T00:00:00.000Z	37 \| good	5.616 \| good	24.083 \| good	39.893 \| good	0.397 \| good	3.422 \| good	0.166 \| good
2026-07-01T01:00:00.000Z	32 \| good	4.864 \| good	21.069 \| good	34.967 \| good	0.341 \| good	3.858 \| good	0.158 \| good
2026-07-01T02:00:00.000Z	30 \| good	4.268 \| good	18.969 \| good	32.327 \| good	0.288 \| good	4.279 \| good	0.153 \| good
2026-07-01T03:00:00.000Z	28 \| good	4.647 \| good	20.274 \| good	30.095 \| good	0.248 \| good	4.338 \| good	0.148 \| good
2026-07-01T04:00:00.000Z	27 \| good	5.126 \| good	22.135 \| good	28.933 \| good	0.23 \| good	4.089 \| good	0.144 \| good
2026-07-01T05:00:00.000Z	33 \| good	6.088 \| good	27.1 \| good	28.791 \| good	0.233 \| good	3.658 \| good	0.14 \| good
2026-07-01T06:00:00.000Z	38 \| good	6.631 \| good	30.015 \| good	29.55 \| good	0.264 \| good	3.387 \| good	0.137 \| good
2026-07-01T07:00:00.000Z	38 \| good	6.891 \| good	30.239 \| good	28.171 \| good	0.311 \| good	3.543 \| good	0.138 \| good
2026-07-01T08:00:00.000Z	38 \| good	7.209 \| good	31.916 \| good	26.365 \| good	0.366 \| good	3.898 \| good	0.141 \| good
2026-07-01T09:00:00.000Z	44 \| good	8.216 \| good	35.951 \| good	23.593 \| good	0.433 \| good	4.186 \| good	0.143 \| good
2026-07-01T10:00:00.000Z	49 \| good	8.92 \| good	39 \| good	23.968 \| good	0.483 \| good	4.371 \| good	0.146 \| good
2026-07-01T11:00:00.000Z	52 \| moderate	10.288 \| good	45.78 \| good	25.994 \| good	0.498 \| good	4.325 \| good	0.151 \| good
2026-07-01T12:00:00.000Z	56 \| moderate	12.021 \| good	53.645 \| good	32.602 \| good	0.505 \| good	3.756 \| good	0.157 \| good
2026-07-01T13:00:00.000Z	60 \| moderate	13.642 \| fine	61.109 \| fine	39.422 \| good	0.506 \| good	2.917 \| good	0.165 \| good
2026-07-01T14:00:00.000Z	62 \| moderate	14.948 \| fine	66.641 \| fine	47.643 \| good	0.509 \| good	2.121 \| good	0.172 \| good
2026-07-01T15:00:00.000Z	66 \| moderate	17.364 \| fine	76.668 \| fine	53.16 \| good	0.521 \| good	1.662 \| good	0.177 \| good
2026-07-01T16:00:00.000Z	69 \| moderate	18.903 \| fine	83.109 \| fine	54.258 \| good	0.529 \| good	1.361 \| good	0.177 \| good
2026-07-01T17:00:00.000Z	71 \| moderate	19.716 \| fine	86.996 \| fine	52.446 \| good	0.51 \| good	1.228 \| good	0.176 \| good
2026-07-01T18:00:00.000Z	73 \| moderate	20.6 \| fine	90.881 \| fine	49.15 \| good	0.484 \| good	1.219 \| good	0.176 \| good
2026-07-01T19:00:00.000Z	69 \| moderate	19.074 \| fine	84.443 \| fine	46.079 \| good	0.466 \| good	1.234 \| good	0.176 \| good

Live air quality index in Needham, Massachusetts today

Major air pollutants in Needham, Massachusetts

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Wellesley, Massachusetts

Newton, Massachusetts

Dedham, Massachusetts

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

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