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

Currently, Needham, Massachusetts has a sulfur dioxide (SO2) concentration of 0.489 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 39.988 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 7.629 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 4.423 μg/m3.

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

The PM10 concentration in Needham, Massachusetts is 16.245 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)

Good

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)

3.90 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

15.09 μg/m³

155

255

425

605+

Ozone (O₃)

40.04 ppb

201

201+

Sulfur Dioxide (SO₂)

0.55 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

14.09 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.23 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

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
2026-05-12T13:00:00.000Z	23 \| good	2.302 \| good	6.583 \| good	25.455 \| good	0.463 \| good	8.259 \| good	0.199 \| good
2026-05-12T14:00:00.000Z	28 \| good	2.31 \| good	7.972 \| good	29.545 \| good	0.47 \| good	4.765 \| good	0.179 \| good
2026-05-12T15:00:00.000Z	28 \| good	2.227 \| good	10.228 \| good	29.895 \| good	0.466 \| good	4.251 \| good	0.166 \| good
2026-05-12T16:00:00.000Z	28 \| good	1.994 \| good	7.728 \| good	30.032 \| good	0.464 \| good	4.262 \| good	0.166 \| good
2026-05-12T17:00:00.000Z	31 \| good	1.894 \| good	6.56 \| good	33.236 \| good	0.449 \| good	4.83 \| good	0.155 \| good
2026-05-12T18:00:00.000Z	32 \| good	1.881 \| good	7.985 \| good	34.592 \| good	0.448 \| good	3.756 \| good	0.166 \| good
2026-05-12T19:00:00.000Z	32 \| good	1.775 \| good	6.331 \| good	34.691 \| good	0.447 \| good	3.702 \| good	0.166 \| good
2026-05-12T20:00:00.000Z	33 \| good	1.598 \| good	7.003 \| good	35.519 \| good	0.447 \| good	3.097 \| good	0.155 \| good
2026-05-12T21:00:00.000Z	35 \| good	1.593 \| good	5.78 \| good	38.063 \| good	0.448 \| good	3.056 \| good	0.155 \| good
2026-05-12T22:00:00.000Z	33 \| good	1.542 \| good	6.059 \| good	36.355 \| good	0.447 \| good	3.306 \| good	0.144 \| good
2026-05-12T23:00:00.000Z	35 \| good	1.523 \| good	5.347 \| good	37.924 \| good	0.448 \| good	5.105 \| good	0.155 \| good
2026-05-13T00:00:00.000Z	35 \| good	1.294 \| good	4.525 \| good	37.727 \| good	0.512 \| good	8.822 \| good	0.188 \| good
2026-05-13T01:00:00.000Z	34 \| good	1.603 \| good	7.807 \| good	36.518 \| good	0.508 \| good	9.159 \| good	0.211 \| good
2026-05-13T02:00:00.000Z	32 \| good	2.907 \| good	10.262 \| good	34.766 \| good	0.546 \| good	17.227 \| good	0.211 \| good
2026-05-13T03:00:00.000Z	24 \| good	4.01 \| good	17.519 \| good	21.811 \| good	0.514 \| good	25.099 \| good	0.24 \| good
2026-05-13T04:00:00.000Z	28 \| good	2.324 \| good	9.126 \| good	30.248 \| good	0.463 \| good	11.914 \| good	0.244 \| good
2026-05-13T05:00:00.000Z	27 \| good	2.555 \| good	6.836 \| good	29.262 \| good	0.461 \| good	12.157 \| good	0.231 \| good
2026-05-13T06:00:00.000Z	23 \| good	3.593 \| good	13.477 \| good	24.735 \| good	0.439 \| good	12.785 \| good	0.22 \| good
2026-05-13T07:00:00.000Z	22 \| good	3.889 \| good	14.902 \| good	23.075 \| good	0.399 \| good	14.184 \| good	0.1 \| good
2026-05-13T08:00:00.000Z	25 \| good	4.309 \| good	12.132 \| good	26.592 \| good	0.412 \| good	8.806 \| good	0.144 \| good
2026-05-13T09:00:00.000Z	24 \| good	3.49 \| good	14.435 \| good	25.686 \| good	0.402 \| good	9.274 \| good	0.144 \| good
2026-05-13T10:00:00.000Z	21 \| good	3.118 \| good	10.152 \| good	23.024 \| good	0.481 \| good	7.113 \| good	0.188 \| good
2026-05-13T11:00:00.000Z	22 \| good	3.151 \| good	9.153 \| good	24.25 \| good	0.482 \| good	7.881 \| good	0.233 \| good
2026-05-13T12:00:00.000Z	23 \| good	3.639 \| good	13.759 \| good	25.146 \| good	0.535 \| good	11.522 \| good	0.233 \| good
2026-05-13T13:00:00.000Z	28 \| good	3.638 \| good	13.784 \| good	29.567 \| good	0.535 \| good	11.481 \| good	0.233 \| good
2026-05-13T14:00:00.000Z	24 \| good	3.687 \| good	15.246 \| good	26.378 \| good	0.534 \| good	13.4 \| good	0.231 \| good
2026-05-13T15:00:00.000Z	31 \| good	4.01 \| good	13.196 \| good	32.94 \| good	0.522 \| good	11.135 \| good	0.199 \| good
2026-05-13T16:00:00.000Z	36 \| good	5.787 \| good	24.859 \| good	38.798 \| good	0.336 \| good	3.451 \| good	0.152 \| good
2026-05-13T17:00:00.000Z	32 \| good	4.904 \| good	15.717 \| good	35.406 \| good	0.309 \| good	7.566 \| good	0.22 \| good
2026-05-13T18:00:00.000Z	32 \| good	5.086 \| good	18.605 \| good	35.11 \| good	0.537 \| good	7.947 \| good	0.264 \| good
2026-05-13T19:00:00.000Z	37 \| good	4.688 \| good	20.535 \| good	39.657 \| good	0.537 \| good	7.892 \| good	0.253 \| good
2026-05-13T20:00:00.000Z	42 \| good	5.091 \| good	21.808 \| good	44.971 \| good	0.615 \| good	6.236 \| good	0.199 \| good
2026-05-13T21:00:00.000Z	42 \| good	5.025 \| good	20.144 \| good	44.577 \| good	0.605 \| good	5.441 \| good	0.166 \| good
2026-05-13T22:00:00.000Z	37 \| good	4.991 \| good	21.138 \| good	39.721 \| good	0.615 \| good	7.012 \| good	0.155 \| good
2026-05-13T23:00:00.000Z	45 \| good	4.601 \| good	19.787 \| good	49.481 \| good	0.605 \| good	6.992 \| good	0.199 \| good
2026-05-14T00:00:00.000Z	48 \| good	5.556 \| good	18.437 \| good	52.098 \| good	0.603 \| good	7.117 \| good	0.188 \| good
2026-05-14T01:00:00.000Z	45 \| good	5.618 \| good	23.232 \| good	49.02 \| good	0.519 \| good	5.779 \| good	0.22 \| good
2026-05-14T02:00:00.000Z	44 \| good	5.656 \| good	22.906 \| good	46.646 \| good	0.515 \| good	7.699 \| good	0.22 \| good
2026-05-14T03:00:00.000Z	39 \| good	5.446 \| good	22.538 \| good	42.09 \| good	0.478 \| good	5.671 \| good	0.253 \| good
2026-05-14T04:00:00.000Z	40 \| good	5.442 \| good	19.91 \| good	42.634 \| good	0.478 \| good	5.741 \| good	0.242 \| good
2026-05-14T05:00:00.000Z	43 \| good	5.425 \| good	21.071 \| good	46.317 \| good	0.479 \| good	5.873 \| good	0.176 \| good
2026-05-14T06:00:00.000Z	41 \| good	5.268 \| good	18.373 \| good	43.769 \| good	0.489 \| good	6.941 \| good	0.176 \| good
2026-05-14T07:00:00.000Z	40 \| good	5.233 \| good	19.868 \| good	43.004 \| good	0.489 \| good	7.163 \| good	0.176 \| good
2026-05-14T08:00:00.000Z	40 \| good	4.511 \| good	16.05 \| good	42.965 \| good	0.499 \| good	5.878 \| good	0.204 \| good
2026-05-14T09:00:00.000Z	37 \| good	4.423 \| good	16.245 \| good	39.988 \| good	0.489 \| good	7.629 \| good	0.144 \| good
2026-05-14T10:00:00.000Z	40 \| good	3.97 \| good	17.3 \| good	43.452 \| good	0.51 \| good	10.246 \| good	0.199 \| good
2026-05-14T11:00:00.000Z	37 \| good	4.335 \| good	16.46 \| good	40.049 \| good	0.588 \| good	13.131 \| good	0.2 \| good
2026-05-14T12:00:00.000Z	37 \| good	3.899 \| good	15.089 \| good	40.038 \| good	0.547 \| good	14.085 \| good	0.234 \| good
2026-05-14T12:00:00.000Z	37 \| good	3.899 \| good	15.089 \| good	40.038 \| good	0.547 \| good	14.085 \| good	0.234 \| good
2026-05-14T11:00:00.000Z	30 \| good	3.985 \| good	17.509 \| good	32.333 \| good	0.229 \| good	2.852 \| good	0.131 \| good
2026-05-14T12:00:00.000Z	31 \| good	2.903 \| good	11.855 \| good	34.036 \| good	0.235 \| good	3.606 \| good	0.138 \| good
2026-05-14T13:00:00.000Z	31 \| good	3.235 \| good	14.009 \| good	33.825 \| good	0.24 \| good	3.651 \| good	0.142 \| good
2026-05-14T14:00:00.000Z	33 \| good	4.537 \| good	19.86 \| good	36.007 \| good	0.236 \| good	3.934 \| good	0.143 \| good
2026-05-14T15:00:00.000Z	38 \| good	3.949 \| good	17.516 \| good	40.887 \| good	0.238 \| good	4.144 \| good	0.145 \| good
2026-05-14T16:00:00.000Z	39 \| good	3.394 \| good	14.758 \| good	42.265 \| good	0.249 \| good	4.803 \| good	0.148 \| good
2026-05-14T17:00:00.000Z	36 \| good	3.664 \| good	15.885 \| good	39.187 \| good	0.254 \| good	3.893 \| good	0.146 \| good
2026-05-14T18:00:00.000Z	32 \| good	4.287 \| good	18.76 \| good	35.164 \| good	0.26 \| good	3.956 \| good	0.145 \| good
2026-05-14T19:00:00.000Z	28 \| good	5.467 \| good	23.659 \| good	30.267 \| good	0.267 \| good	4.531 \| good	0.149 \| good
2026-05-14T20:00:00.000Z	27 \| good	5.214 \| good	22.649 \| good	26.678 \| good	0.274 \| good	6.018 \| good	0.157 \| good
2026-05-14T21:00:00.000Z	33 \| good	6.004 \| good	26.55 \| good	24.745 \| good	0.264 \| good	7.133 \| good	0.166 \| good
2026-05-14T22:00:00.000Z	33 \| good	5.682 \| good	24.554 \| good	25.515 \| good	0.254 \| good	9.348 \| good	0.182 \| good
2026-05-14T23:00:00.000Z	27 \| good	4.604 \| good	19.958 \| good	27.851 \| good	0.245 \| good	10.281 \| good	0.187 \| good
2026-05-15T00:00:00.000Z	28 \| good	4.134 \| good	18.017 \| good	30.42 \| good	0.258 \| good	12.442 \| good	0.193 \| good
2026-05-15T01:00:00.000Z	30 \| good	4.024 \| good	17.709 \| good	32.459 \| good	0.27 \| good	13.73 \| good	0.195 \| good
2026-05-15T02:00:00.000Z	30 \| good	4.577 \| good	19.651 \| good	32.042 \| good	0.272 \| good	12.976 \| good	0.188 \| good
2026-05-15T03:00:00.000Z	31 \| good	3.33 \| good	14.884 \| good	34.321 \| good	0.264 \| good	11.012 \| good	0.176 \| good
2026-05-15T04:00:00.000Z	31 \| good	3.162 \| good	13.583 \| good	33.191 \| good	0.26 \| good	10.225 \| good	0.17 \| good
2026-05-15T05:00:00.000Z	31 \| good	2.966 \| good	12.14 \| good	33.508 \| good	0.238 \| good	7.651 \| good	0.159 \| good
2026-05-15T06:00:00.000Z	29 \| good	3.843 \| good	16.868 \| good	31.448 \| good	0.222 \| good	5.868 \| good	0.149 \| good
2026-05-15T07:00:00.000Z	27 \| good	4.543 \| good	19.765 \| good	27.994 \| good	0.216 \| good	4.924 \| good	0.142 \| good
2026-05-15T08:00:00.000Z	27 \| good	5.016 \| good	21.779 \| good	26.53 \| good	0.217 \| good	4.421 \| good	0.136 \| good
2026-05-15T09:00:00.000Z	33 \| good	6.259 \| good	27.92 \| good	23.635 \| good	0.219 \| good	3.832 \| good	0.131 \| good
2026-05-15T10:00:00.000Z	23 \| good	4.445 \| good	19.394 \| good	24.557 \| good	0.224 \| good	3.732 \| good	0.129 \| good
2026-05-15T11:00:00.000Z	25 \| good	3.886 \| good	16.986 \| good	26.979 \| good	0.215 \| good	3.789 \| good	0.129 \| good
2026-05-15T12:00:00.000Z	24 \| good	3.645 \| good	15.975 \| good	26.438 \| good	0.191 \| good	4.233 \| good	0.132 \| good
2026-05-15T13:00:00.000Z	26 \| good	3.614 \| good	15.975 \| good	28.333 \| good	0.173 \| good	4.441 \| good	0.135 \| good
2026-05-15T14:00:00.000Z	29 \| good	4.525 \| good	19.697 \| good	30.666 \| good	0.162 \| good	4 \| good	0.133 \| good
2026-05-15T15:00:00.000Z	30 \| good	5.26 \| good	22.628 \| good	31.554 \| good	0.154 \| good	3.265 \| good	0.128 \| good
2026-05-15T16:00:00.000Z	33 \| good	5.906 \| good	26.257 \| good	33.667 \| good	0.154 \| good	2.956 \| good	0.127 \| good
2026-05-15T17:00:00.000Z	33 \| good	5.686 \| good	24.612 \| good	34.32 \| good	0.163 \| good	2.89 \| good	0.128 \| good
2026-05-15T18:00:00.000Z	33 \| good	5.808 \| good	25.047 \| good	32.27 \| good	0.182 \| good	3.018 \| good	0.131 \| good
2026-05-15T19:00:00.000Z	38 \| good	6.795 \| good	29.898 \| good	30.999 \| good	0.203 \| good	3.262 \| good	0.133 \| good
2026-05-15T20:00:00.000Z	29 \| good	5.359 \| good	22.975 \| good	31.165 \| good	0.23 \| good	4.017 \| good	0.139 \| good
2026-05-15T21:00:00.000Z	31 \| good	4.975 \| good	21.686 \| good	32.596 \| good	0.256 \| good	6.021 \| good	0.155 \| good
2026-05-15T22:00:00.000Z	33 \| good	3.192 \| good	13.846 \| good	36.186 \| good	0.283 \| good	7.451 \| good	0.168 \| good
2026-05-15T23:00:00.000Z	35 \| good	2.918 \| good	12.083 \| good	38.484 \| good	0.306 \| good	9.415 \| good	0.184 \| good
2026-05-16T00:00:00.000Z	33 \| good	2.911 \| good	12.056 \| good	35.651 \| good	0.31 \| good	12.114 \| good	0.193 \| good
2026-05-16T01:00:00.000Z	32 \| good	2.838 \| good	12.026 \| good	34.591 \| good	0.306 \| good	12.084 \| good	0.185 \| good
2026-05-16T02:00:00.000Z	31 \| good	3.176 \| good	13.977 \| good	32.794 \| good	0.3 \| good	11.957 \| good	0.181 \| good
2026-05-16T03:00:00.000Z	28 \| good	3.188 \| good	14.004 \| good	29.596 \| good	0.291 \| good	11.93 \| good	0.18 \| good
2026-05-16T04:00:00.000Z	27 \| good	3.277 \| good	14.221 \| good	29.094 \| good	0.258 \| good	10.297 \| good	0.174 \| good
2026-05-16T05:00:00.000Z	27 \| good	3.032 \| good	12.569 \| good	28.543 \| good	0.214 \| good	7.802 \| good	0.162 \| good
2026-05-16T06:00:00.000Z	27 \| good	3.108 \| good	3.29 \| good	29.214 \| good	0.181 \| good	6.109 \| good	0.151 \| good
2026-05-16T07:00:00.000Z	26 \| good	1.496 \| good	6.051 \| good	28.442 \| good	0.164 \| good	5.128 \| good	0.145 \| good
2026-05-16T08:00:00.000Z	25 \| good	1.228 \| good	5 \| good	26.762 \| good	0.164 \| good	4.563 \| good	0.142 \| good
2026-05-16T09:00:00.000Z	25 \| good	1.509 \| good	6.072 \| good	26.667 \| good	0.176 \| good	4.573 \| good	0.144 \| good
2026-05-16T10:00:00.000Z	27 \| good	1.368 \| good	5.207 \| good	29.219 \| good	0.189 \| good	4.857 \| good	0.149 \| good

Needham

Get reliable air quality data to drive your business

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

0.14ppm

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 12:00:00 on 2026-05-14.

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 10:00:00 on 2026-05-13.

What is the AQI in Needham, Massachusetts right now?

As of now, the AQI in Needham, Massachusetts is 37, indicating Good conditions.

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

Needham, Massachusetts air has the highest levels of O3.

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 4.423 μg/m³.

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

The PM₁₀ concentration in Needham, Massachusetts is 16.245 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 0.144 ppm.

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

Currently, Needham, Massachusetts has a sulfur dioxide (SO₂) concentration of 0.489 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 39.988 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 7.629 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-05-12T13:00:00.000Z	23 \| good	2.302 \| good	6.583 \| good	25.455 \| good	0.463 \| good	8.259 \| good	0.199 \| good
2026-05-12T14:00:00.000Z	28 \| good	2.31 \| good	7.972 \| good	29.545 \| good	0.47 \| good	4.765 \| good	0.179 \| good
2026-05-12T15:00:00.000Z	28 \| good	2.227 \| good	10.228 \| good	29.895 \| good	0.466 \| good	4.251 \| good	0.166 \| good
2026-05-12T16:00:00.000Z	28 \| good	1.994 \| good	7.728 \| good	30.032 \| good	0.464 \| good	4.262 \| good	0.166 \| good
2026-05-12T17:00:00.000Z	31 \| good	1.894 \| good	6.56 \| good	33.236 \| good	0.449 \| good	4.83 \| good	0.155 \| good
2026-05-12T18:00:00.000Z	32 \| good	1.881 \| good	7.985 \| good	34.592 \| good	0.448 \| good	3.756 \| good	0.166 \| good
2026-05-12T19:00:00.000Z	32 \| good	1.775 \| good	6.331 \| good	34.691 \| good	0.447 \| good	3.702 \| good	0.166 \| good
2026-05-12T20:00:00.000Z	33 \| good	1.598 \| good	7.003 \| good	35.519 \| good	0.447 \| good	3.097 \| good	0.155 \| good
2026-05-12T21:00:00.000Z	35 \| good	1.593 \| good	5.78 \| good	38.063 \| good	0.448 \| good	3.056 \| good	0.155 \| good
2026-05-12T22:00:00.000Z	33 \| good	1.542 \| good	6.059 \| good	36.355 \| good	0.447 \| good	3.306 \| good	0.144 \| good
2026-05-12T23:00:00.000Z	35 \| good	1.523 \| good	5.347 \| good	37.924 \| good	0.448 \| good	5.105 \| good	0.155 \| good
2026-05-13T00:00:00.000Z	35 \| good	1.294 \| good	4.525 \| good	37.727 \| good	0.512 \| good	8.822 \| good	0.188 \| good
2026-05-13T01:00:00.000Z	34 \| good	1.603 \| good	7.807 \| good	36.518 \| good	0.508 \| good	9.159 \| good	0.211 \| good
2026-05-13T02:00:00.000Z	32 \| good	2.907 \| good	10.262 \| good	34.766 \| good	0.546 \| good	17.227 \| good	0.211 \| good
2026-05-13T03:00:00.000Z	24 \| good	4.01 \| good	17.519 \| good	21.811 \| good	0.514 \| good	25.099 \| good	0.24 \| good
2026-05-13T04:00:00.000Z	28 \| good	2.324 \| good	9.126 \| good	30.248 \| good	0.463 \| good	11.914 \| good	0.244 \| good
2026-05-13T05:00:00.000Z	27 \| good	2.555 \| good	6.836 \| good	29.262 \| good	0.461 \| good	12.157 \| good	0.231 \| good
2026-05-13T06:00:00.000Z	23 \| good	3.593 \| good	13.477 \| good	24.735 \| good	0.439 \| good	12.785 \| good	0.22 \| good
2026-05-13T07:00:00.000Z	22 \| good	3.889 \| good	14.902 \| good	23.075 \| good	0.399 \| good	14.184 \| good	0.1 \| good
2026-05-13T08:00:00.000Z	25 \| good	4.309 \| good	12.132 \| good	26.592 \| good	0.412 \| good	8.806 \| good	0.144 \| good
2026-05-13T09:00:00.000Z	24 \| good	3.49 \| good	14.435 \| good	25.686 \| good	0.402 \| good	9.274 \| good	0.144 \| good
2026-05-13T10:00:00.000Z	21 \| good	3.118 \| good	10.152 \| good	23.024 \| good	0.481 \| good	7.113 \| good	0.188 \| good
2026-05-13T11:00:00.000Z	22 \| good	3.151 \| good	9.153 \| good	24.25 \| good	0.482 \| good	7.881 \| good	0.233 \| good
2026-05-13T12:00:00.000Z	23 \| good	3.639 \| good	13.759 \| good	25.146 \| good	0.535 \| good	11.522 \| good	0.233 \| good
2026-05-13T13:00:00.000Z	28 \| good	3.638 \| good	13.784 \| good	29.567 \| good	0.535 \| good	11.481 \| good	0.233 \| good
2026-05-13T14:00:00.000Z	24 \| good	3.687 \| good	15.246 \| good	26.378 \| good	0.534 \| good	13.4 \| good	0.231 \| good
2026-05-13T15:00:00.000Z	31 \| good	4.01 \| good	13.196 \| good	32.94 \| good	0.522 \| good	11.135 \| good	0.199 \| good
2026-05-13T16:00:00.000Z	36 \| good	5.787 \| good	24.859 \| good	38.798 \| good	0.336 \| good	3.451 \| good	0.152 \| good
2026-05-13T17:00:00.000Z	32 \| good	4.904 \| good	15.717 \| good	35.406 \| good	0.309 \| good	7.566 \| good	0.22 \| good
2026-05-13T18:00:00.000Z	32 \| good	5.086 \| good	18.605 \| good	35.11 \| good	0.537 \| good	7.947 \| good	0.264 \| good
2026-05-13T19:00:00.000Z	37 \| good	4.688 \| good	20.535 \| good	39.657 \| good	0.537 \| good	7.892 \| good	0.253 \| good
2026-05-13T20:00:00.000Z	42 \| good	5.091 \| good	21.808 \| good	44.971 \| good	0.615 \| good	6.236 \| good	0.199 \| good
2026-05-13T21:00:00.000Z	42 \| good	5.025 \| good	20.144 \| good	44.577 \| good	0.605 \| good	5.441 \| good	0.166 \| good
2026-05-13T22:00:00.000Z	37 \| good	4.991 \| good	21.138 \| good	39.721 \| good	0.615 \| good	7.012 \| good	0.155 \| good
2026-05-13T23:00:00.000Z	45 \| good	4.601 \| good	19.787 \| good	49.481 \| good	0.605 \| good	6.992 \| good	0.199 \| good
2026-05-14T00:00:00.000Z	48 \| good	5.556 \| good	18.437 \| good	52.098 \| good	0.603 \| good	7.117 \| good	0.188 \| good
2026-05-14T01:00:00.000Z	45 \| good	5.618 \| good	23.232 \| good	49.02 \| good	0.519 \| good	5.779 \| good	0.22 \| good
2026-05-14T02:00:00.000Z	44 \| good	5.656 \| good	22.906 \| good	46.646 \| good	0.515 \| good	7.699 \| good	0.22 \| good
2026-05-14T03:00:00.000Z	39 \| good	5.446 \| good	22.538 \| good	42.09 \| good	0.478 \| good	5.671 \| good	0.253 \| good
2026-05-14T04:00:00.000Z	40 \| good	5.442 \| good	19.91 \| good	42.634 \| good	0.478 \| good	5.741 \| good	0.242 \| good
2026-05-14T05:00:00.000Z	43 \| good	5.425 \| good	21.071 \| good	46.317 \| good	0.479 \| good	5.873 \| good	0.176 \| good
2026-05-14T06:00:00.000Z	41 \| good	5.268 \| good	18.373 \| good	43.769 \| good	0.489 \| good	6.941 \| good	0.176 \| good
2026-05-14T07:00:00.000Z	40 \| good	5.233 \| good	19.868 \| good	43.004 \| good	0.489 \| good	7.163 \| good	0.176 \| good
2026-05-14T08:00:00.000Z	40 \| good	4.511 \| good	16.05 \| good	42.965 \| good	0.499 \| good	5.878 \| good	0.204 \| good
2026-05-14T09:00:00.000Z	37 \| good	4.423 \| good	16.245 \| good	39.988 \| good	0.489 \| good	7.629 \| good	0.144 \| good
2026-05-14T10:00:00.000Z	40 \| good	3.97 \| good	17.3 \| good	43.452 \| good	0.51 \| good	10.246 \| good	0.199 \| good
2026-05-14T11:00:00.000Z	37 \| good	4.335 \| good	16.46 \| good	40.049 \| good	0.588 \| good	13.131 \| good	0.2 \| good
2026-05-14T12:00:00.000Z	37 \| good	3.899 \| good	15.089 \| good	40.038 \| good	0.547 \| good	14.085 \| good	0.234 \| good
2026-05-14T12:00:00.000Z	37 \| good	3.899 \| good	15.089 \| good	40.038 \| good	0.547 \| good	14.085 \| good	0.234 \| good
2026-05-14T11:00:00.000Z	30 \| good	3.985 \| good	17.509 \| good	32.333 \| good	0.229 \| good	2.852 \| good	0.131 \| good
2026-05-14T12:00:00.000Z	31 \| good	2.903 \| good	11.855 \| good	34.036 \| good	0.235 \| good	3.606 \| good	0.138 \| good
2026-05-14T13:00:00.000Z	31 \| good	3.235 \| good	14.009 \| good	33.825 \| good	0.24 \| good	3.651 \| good	0.142 \| good
2026-05-14T14:00:00.000Z	33 \| good	4.537 \| good	19.86 \| good	36.007 \| good	0.236 \| good	3.934 \| good	0.143 \| good
2026-05-14T15:00:00.000Z	38 \| good	3.949 \| good	17.516 \| good	40.887 \| good	0.238 \| good	4.144 \| good	0.145 \| good
2026-05-14T16:00:00.000Z	39 \| good	3.394 \| good	14.758 \| good	42.265 \| good	0.249 \| good	4.803 \| good	0.148 \| good
2026-05-14T17:00:00.000Z	36 \| good	3.664 \| good	15.885 \| good	39.187 \| good	0.254 \| good	3.893 \| good	0.146 \| good
2026-05-14T18:00:00.000Z	32 \| good	4.287 \| good	18.76 \| good	35.164 \| good	0.26 \| good	3.956 \| good	0.145 \| good
2026-05-14T19:00:00.000Z	28 \| good	5.467 \| good	23.659 \| good	30.267 \| good	0.267 \| good	4.531 \| good	0.149 \| good
2026-05-14T20:00:00.000Z	27 \| good	5.214 \| good	22.649 \| good	26.678 \| good	0.274 \| good	6.018 \| good	0.157 \| good
2026-05-14T21:00:00.000Z	33 \| good	6.004 \| good	26.55 \| good	24.745 \| good	0.264 \| good	7.133 \| good	0.166 \| good
2026-05-14T22:00:00.000Z	33 \| good	5.682 \| good	24.554 \| good	25.515 \| good	0.254 \| good	9.348 \| good	0.182 \| good
2026-05-14T23:00:00.000Z	27 \| good	4.604 \| good	19.958 \| good	27.851 \| good	0.245 \| good	10.281 \| good	0.187 \| good
2026-05-15T00:00:00.000Z	28 \| good	4.134 \| good	18.017 \| good	30.42 \| good	0.258 \| good	12.442 \| good	0.193 \| good
2026-05-15T01:00:00.000Z	30 \| good	4.024 \| good	17.709 \| good	32.459 \| good	0.27 \| good	13.73 \| good	0.195 \| good
2026-05-15T02:00:00.000Z	30 \| good	4.577 \| good	19.651 \| good	32.042 \| good	0.272 \| good	12.976 \| good	0.188 \| good
2026-05-15T03:00:00.000Z	31 \| good	3.33 \| good	14.884 \| good	34.321 \| good	0.264 \| good	11.012 \| good	0.176 \| good
2026-05-15T04:00:00.000Z	31 \| good	3.162 \| good	13.583 \| good	33.191 \| good	0.26 \| good	10.225 \| good	0.17 \| good
2026-05-15T05:00:00.000Z	31 \| good	2.966 \| good	12.14 \| good	33.508 \| good	0.238 \| good	7.651 \| good	0.159 \| good
2026-05-15T06:00:00.000Z	29 \| good	3.843 \| good	16.868 \| good	31.448 \| good	0.222 \| good	5.868 \| good	0.149 \| good
2026-05-15T07:00:00.000Z	27 \| good	4.543 \| good	19.765 \| good	27.994 \| good	0.216 \| good	4.924 \| good	0.142 \| good
2026-05-15T08:00:00.000Z	27 \| good	5.016 \| good	21.779 \| good	26.53 \| good	0.217 \| good	4.421 \| good	0.136 \| good
2026-05-15T09:00:00.000Z	33 \| good	6.259 \| good	27.92 \| good	23.635 \| good	0.219 \| good	3.832 \| good	0.131 \| good
2026-05-15T10:00:00.000Z	23 \| good	4.445 \| good	19.394 \| good	24.557 \| good	0.224 \| good	3.732 \| good	0.129 \| good
2026-05-15T11:00:00.000Z	25 \| good	3.886 \| good	16.986 \| good	26.979 \| good	0.215 \| good	3.789 \| good	0.129 \| good
2026-05-15T12:00:00.000Z	24 \| good	3.645 \| good	15.975 \| good	26.438 \| good	0.191 \| good	4.233 \| good	0.132 \| good
2026-05-15T13:00:00.000Z	26 \| good	3.614 \| good	15.975 \| good	28.333 \| good	0.173 \| good	4.441 \| good	0.135 \| good
2026-05-15T14:00:00.000Z	29 \| good	4.525 \| good	19.697 \| good	30.666 \| good	0.162 \| good	4 \| good	0.133 \| good
2026-05-15T15:00:00.000Z	30 \| good	5.26 \| good	22.628 \| good	31.554 \| good	0.154 \| good	3.265 \| good	0.128 \| good
2026-05-15T16:00:00.000Z	33 \| good	5.906 \| good	26.257 \| good	33.667 \| good	0.154 \| good	2.956 \| good	0.127 \| good
2026-05-15T17:00:00.000Z	33 \| good	5.686 \| good	24.612 \| good	34.32 \| good	0.163 \| good	2.89 \| good	0.128 \| good
2026-05-15T18:00:00.000Z	33 \| good	5.808 \| good	25.047 \| good	32.27 \| good	0.182 \| good	3.018 \| good	0.131 \| good
2026-05-15T19:00:00.000Z	38 \| good	6.795 \| good	29.898 \| good	30.999 \| good	0.203 \| good	3.262 \| good	0.133 \| good
2026-05-15T20:00:00.000Z	29 \| good	5.359 \| good	22.975 \| good	31.165 \| good	0.23 \| good	4.017 \| good	0.139 \| good
2026-05-15T21:00:00.000Z	31 \| good	4.975 \| good	21.686 \| good	32.596 \| good	0.256 \| good	6.021 \| good	0.155 \| good
2026-05-15T22:00:00.000Z	33 \| good	3.192 \| good	13.846 \| good	36.186 \| good	0.283 \| good	7.451 \| good	0.168 \| good
2026-05-15T23:00:00.000Z	35 \| good	2.918 \| good	12.083 \| good	38.484 \| good	0.306 \| good	9.415 \| good	0.184 \| good
2026-05-16T00:00:00.000Z	33 \| good	2.911 \| good	12.056 \| good	35.651 \| good	0.31 \| good	12.114 \| good	0.193 \| good
2026-05-16T01:00:00.000Z	32 \| good	2.838 \| good	12.026 \| good	34.591 \| good	0.306 \| good	12.084 \| good	0.185 \| good
2026-05-16T02:00:00.000Z	31 \| good	3.176 \| good	13.977 \| good	32.794 \| good	0.3 \| good	11.957 \| good	0.181 \| good
2026-05-16T03:00:00.000Z	28 \| good	3.188 \| good	14.004 \| good	29.596 \| good	0.291 \| good	11.93 \| good	0.18 \| good
2026-05-16T04:00:00.000Z	27 \| good	3.277 \| good	14.221 \| good	29.094 \| good	0.258 \| good	10.297 \| good	0.174 \| good
2026-05-16T05:00:00.000Z	27 \| good	3.032 \| good	12.569 \| good	28.543 \| good	0.214 \| good	7.802 \| good	0.162 \| good
2026-05-16T06:00:00.000Z	27 \| good	3.108 \| good	3.29 \| good	29.214 \| good	0.181 \| good	6.109 \| good	0.151 \| good
2026-05-16T07:00:00.000Z	26 \| good	1.496 \| good	6.051 \| good	28.442 \| good	0.164 \| good	5.128 \| good	0.145 \| good
2026-05-16T08:00:00.000Z	25 \| good	1.228 \| good	5 \| good	26.762 \| good	0.164 \| good	4.563 \| good	0.142 \| good
2026-05-16T09:00:00.000Z	25 \| good	1.509 \| good	6.072 \| good	26.667 \| good	0.176 \| good	4.573 \| good	0.144 \| good
2026-05-16T10:00:00.000Z	27 \| good	1.368 \| good	5.207 \| good	29.219 \| good	0.189 \| good	4.857 \| good	0.149 \| 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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What is the nitrogen dioxide (NO₂) level in Needham, Massachusetts at the moment?