What is the current level of PM10 in Maynard, Massachusetts?

Maynard, Massachusetts currently has a PM10 concentration of 32.035 μg/m3.

What is the current level of sulfur dioxide (SO2) in Maynard, Massachusetts?

The current sulfur dioxide (SO2) concentration in Maynard, Massachusetts is 0.601 ppb.

What is the current level of ozone (O3) in Maynard, Massachusetts?

Maynard, Massachusetts currently has an ozone (O3) concentration of 31.611 ppm.

What is the current level of nitrogen dioxide (NO2) in Maynard, Massachusetts?

The current level of nitrogen dioxide (NO2) in Maynard, Massachusetts is 10.337 ppb.

Current air quality index in Maynard, Massachusetts today

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

Stay updated with real-time air quality in Maynard, 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

Maynard, Massachusetts

Last updated: ... (Local time)

Common air pollutants in Maynard, Massachusetts

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

24.41 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

94.06 μg/m³

155

255

425

605+

Ozone (O₃)

22.35 ppb

201

201+

Sulfur Dioxide (SO₂)

0.26 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.46 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.28 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Maynard, Massachusetts

Get Live Pollen Counts

Maynard, Massachusetts

Scroll To Air Quality Map

Track live Maynard, Massachusetts air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-30T04:00:00.000Z	49 \| good	9.307 \| good	44.866 \| good	29.202 \| good	0.349 \| good	14.802 \| good	0.331 \| good
2025-07-30T05:00:00.000Z	49 \| good	8.873 \| good	36.596 \| good	26.742 \| good	0.379 \| good	16.963 \| good	0.33 \| good
2025-07-30T06:00:00.000Z	49 \| good	8.753 \| good	42.457 \| good	17.657 \| good	0.295 \| good	16.236 \| good	0.279 \| good
2025-07-30T07:00:00.000Z	47 \| good	8.319 \| good	51.265 \| good	19.724 \| good	0.447 \| good	12.066 \| good	0.329 \| good
2025-07-30T08:00:00.000Z	52 \| moderate	9.683 \| good	46.746 \| good	19.761 \| good	0.445 \| good	11.76 \| good	0.307 \| good
2025-07-30T09:00:00.000Z	49 \| good	8.623 \| good	36.859 \| good	14.79 \| good	0.487 \| good	11.152 \| good	0.239 \| good
2025-07-30T10:00:00.000Z	52 \| moderate	9.533 \| good	34.881 \| good	16.781 \| good	0.35 \| good	13.219 \| good	0.239 \| good
2025-07-30T11:00:00.000Z	49 \| good	8.75 \| good	36.717 \| good	14.674 \| good	0.37 \| good	12.167 \| good	0.277 \| good
2025-07-30T12:00:00.000Z	54 \| moderate	10.787 \| good	39.501 \| good	20.513 \| good	0.465 \| good	12.703 \| good	0.361 \| good
2025-07-30T13:00:00.000Z	52 \| moderate	9.716 \| good	30.842 \| good	21.103 \| good	0.348 \| good	9.707 \| good	0.329 \| good
2025-07-30T14:00:00.000Z	52 \| moderate	9.892 \| good	50.953 \| good	27.051 \| good	0.354 \| good	7.925 \| good	0.284 \| good
2025-07-30T15:00:00.000Z	49 \| good	8.964 \| good	38.017 \| good	27.84 \| good	0.33 \| good	7.942 \| good	0.283 \| good
2025-07-30T16:00:00.000Z	52 \| moderate	9.559 \| good	39.59 \| good	33.669 \| good	0.348 \| good	6.48 \| good	0.263 \| good
2025-07-30T17:00:00.000Z	52 \| moderate	9.87 \| good	50.239 \| good	38.091 \| good	0.996 \| good	5.41 \| good	0.284 \| good
2025-07-30T18:00:00.000Z	54 \| moderate	10.51 \| good	42.305 \| good	37.7 \| good	0.531 \| good	4.312 \| good	0.247 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	10.355 \| good	41.939 \| good	39.667 \| good	0.444 \| good	5.543 \| good	0.26 \| good
2025-07-30T20:00:00.000Z	49 \| good	8.572 \| good	35.819 \| good	45.145 \| good	0.371 \| good	7.204 \| good	0.26 \| good
2025-07-30T21:00:00.000Z	54 \| moderate	10.765 \| good	40.843 \| good	44.672 \| good	0.384 \| good	8.07 \| good	0.262 \| good
2025-07-30T22:00:00.000Z	52 \| moderate	9.688 \| good	43.512 \| good	40.652 \| good	0.35 \| good	5.117 \| good	0.292 \| good
2025-07-30T23:00:00.000Z	49 \| good	8.536 \| good	30.273 \| good	37.331 \| good	0.469 \| good	7.196 \| good	0.241 \| good
2025-07-31T00:00:00.000Z	49 \| good	9.451 \| good	30.025 \| good	47.809 \| good	0.304 \| good	7.068 \| good	0.241 \| good
2025-07-31T01:00:00.000Z	49 \| good	9.202 \| good	36.113 \| good	42.039 \| good	0.334 \| good	10.41 \| good	0.283 \| good
2025-07-31T02:00:00.000Z	54 \| moderate	10.928 \| good	44.508 \| good	46.76 \| good	0.341 \| good	6.164 \| good	0.262 \| good
2025-07-31T03:00:00.000Z	52 \| moderate	9.983 \| good	44.731 \| good	39.835 \| good	0.345 \| good	3.722 \| good	0.241 \| good
2025-07-31T04:00:00.000Z	49 \| good	9.415 \| good	34.492 \| good	31.415 \| good	0.29 \| good	7.331 \| good	0.291 \| good
2025-07-31T05:00:00.000Z	49 \| good	9.042 \| good	36.687 \| good	35.736 \| good	0.449 \| good	10.181 \| good	0.289 \| good
2025-07-31T06:00:00.000Z	52 \| moderate	10.483 \| good	34.281 \| good	34.658 \| good	0.956 \| good	8.568 \| good	0.318 \| good
2025-07-31T07:00:00.000Z	54 \| moderate	10.754 \| good	27.874 \| good	17.382 \| good	0.617 \| good	10.115 \| good	0.237 \| good
2025-07-31T08:00:00.000Z	44 \| good	7.55 \| good	32.986 \| good	22.139 \| good	0.446 \| good	11.368 \| good	0.237 \| good
2025-07-31T09:00:00.000Z	49 \| good	9.059 \| good	36.988 \| good	19.681 \| good	0.611 \| good	11.606 \| good	0.199 \| good
2025-07-31T10:00:00.000Z	49 \| good	9.217 \| good	36.112 \| good	21.807 \| good	0.737 \| good	6.474 \| good	0.199 \| good
2025-07-31T11:00:00.000Z	56 \| moderate	11.879 \| good	40.64 \| good	22.195 \| good	0.612 \| good	7.738 \| good	0.279 \| good
2025-07-31T12:00:00.000Z	54 \| moderate	11.412 \| good	40.078 \| good	19.073 \| good	0.896 \| good	7.634 \| good	0.299 \| good
2025-07-31T13:00:00.000Z	56 \| moderate	11.982 \| good	46.724 \| good	23.728 \| good	0.668 \| good	6.254 \| good	0.32 \| good
2025-07-31T14:00:00.000Z	62 \| moderate	14.918 \| fine	78.271 \| fine	27.916 \| good	0.25 \| good	7.35 \| good	0.344 \| good
2025-07-31T15:00:00.000Z	66 \| moderate	17.417 \| fine	54.986 \| good	32.265 \| good	0.236 \| good	7.294 \| good	0.365 \| good
2025-07-31T16:00:00.000Z	71 \| moderate	19.84 \| fine	78.529 \| fine	30.667 \| good	0.28 \| good	5.917 \| good	0.365 \| good
2025-07-31T17:00:00.000Z	79 \| moderate	24.141 \| fine	85.058 \| fine	25.84 \| good	0.281 \| good	6.721 \| good	0.344 \| good
2025-07-31T18:00:00.000Z	88 \| moderate	29.045 \| fine	77.85 \| fine	22.273 \| good	0.267 \| good	5.972 \| good	0.344 \| good
2025-07-31T19:00:00.000Z	88 \| moderate	29.07 \| fine	105.867 \| fine	21.524 \| good	0.281 \| good	5.419 \| good	0.365 \| good
2025-07-31T20:00:00.000Z	90 \| moderate	29.824 \| fine	42.114 \| good	21.556 \| good	0.3 \| good	4.115 \| good	0.344 \| good
2025-07-31T21:00:00.000Z	94 \| moderate	31.669 \| fine	54.331 \| good	22.883 \| good	0.261 \| good	3.501 \| good	0.324 \| good
2025-07-31T22:00:00.000Z	92 \| moderate	31.23 \| fine	106.868 \| fine	24.062 \| good	0.262 \| good	5.012 \| good	0.324 \| good
2025-07-31T23:00:00.000Z	60 \| moderate	14.092 \| fine	63.786 \| fine	19.265 \| good	0.686 \| good	5.32 \| good	0.282 \| good
2025-08-01T00:00:00.000Z	84 \| moderate	27.422 \| fine	116.49 \| fine	25.132 \| good	0.264 \| good	7.141 \| good	0.324 \| good
2025-08-01T01:00:00.000Z	81 \| moderate	25.085 \| fine	90.371 \| fine	21.262 \| good	0.264 \| good	4.97 \| good	0.3 \| good
2025-08-01T02:00:00.000Z	79 \| moderate	24.411 \| fine	94.062 \| fine	22.351 \| good	0.262 \| good	4.458 \| good	0.279 \| good
2025-08-01T03:00:00.000Z	79 \| moderate	24.411 \| fine	94.062 \| fine	22.351 \| good	0.262 \| good	4.458 \| good	0.279 \| good
2025-07-29T03:00:00.000Z	73 \| moderate	20.693 \| fine	90.975 \| fine	26.898 \| good	0.779 \| good	14.237 \| good	0.363 \| good
2025-07-29T04:00:00.000Z	75 \| moderate	21.875 \| fine	94.98 \| fine	23.35 \| good	0.742 \| good	14.074 \| good	0.367 \| good
2025-07-29T05:00:00.000Z	79 \| moderate	23.506 \| fine	102.909 \| fine	21.127 \| good	0.704 \| good	13.911 \| good	0.37 \| good
2025-07-29T06:00:00.000Z	81 \| moderate	25.345 \| fine	110.897 \| fine	19.019 \| good	0.666 \| good	13.749 \| good	0.374 \| good
2025-07-29T07:00:00.000Z	84 \| moderate	27.028 \| fine	116.962 \| fine	18.411 \| good	0.679 \| good	11.941 \| good	0.357 \| good
2025-07-29T08:00:00.000Z	88 \| moderate	28.954 \| fine	125.003 \| fine	18.661 \| good	0.691 \| good	10.133 \| good	0.34 \| good
2025-07-29T09:00:00.000Z	92 \| moderate	31.357 \| fine	135.017 \| fine	21.815 \| good	0.703 \| good	8.326 \| good	0.322 \| good
2025-07-29T10:00:00.000Z	96 \| moderate	32.797 \| fine	142.942 \| fine	22.493 \| good	0.717 \| good	7.281 \| good	0.311 \| good
2025-07-29T11:00:00.000Z	103 \| sensitive	36.32 \| moderate	158.963 \| moderate	25.722 \| good	0.731 \| good	6.237 \| good	0.3 \| good
2025-07-29T12:00:00.000Z	107 \| sensitive	37.872 \| moderate	166.927 \| moderate	36.459 \| good	0.745 \| good	5.192 \| good	0.289 \| good
2025-07-29T13:00:00.000Z	84 \| moderate	27.318 \| fine	118.985 \| fine	44.9 \| good	0.801 \| good	4.068 \| good	0.267 \| good
2025-07-29T14:00:00.000Z	75 \| moderate	22.264 \| fine	97.049 \| fine	48.642 \| good	0.857 \| good	2.944 \| good	0.245 \| good
2025-07-29T15:00:00.000Z	75 \| moderate	21.645 \| fine	95.027 \| fine	50.315 \| good	0.912 \| good	1.82 \| good	0.223 \| good
2025-07-29T16:00:00.000Z	73 \| moderate	21.093 \| fine	92.994 \| fine	50.11 \| good	0.785 \| good	1.615 \| good	0.207 \| good
2025-07-29T17:00:00.000Z	69 \| moderate	18.78 \| fine	83.002 \| fine	49.108 \| good	0.658 \| good	1.411 \| good	0.192 \| good
2025-07-29T18:00:00.000Z	64 \| moderate	15.89 \| fine	70.973 \| fine	48.203 \| good	0.53 \| good	1.206 \| good	0.177 \| good
2025-07-29T19:00:00.000Z	60 \| moderate	13.542 \| fine	61.013 \| fine	46.88 \| good	0.479 \| good	1.351 \| good	0.174 \| good
2025-07-29T20:00:00.000Z	58 \| moderate	12.977 \| fine	58.976 \| fine	45.432 \| good	0.427 \| good	1.495 \| good	0.17 \| good
2025-07-29T21:00:00.000Z	58 \| moderate	12.65 \| fine	56.991 \| fine	43.608 \| good	0.376 \| good	1.64 \| good	0.166 \| good
2025-07-29T22:00:00.000Z	56 \| moderate	11.858 \| good	52.013 \| good	39.44 \| good	0.44 \| good	4.425 \| good	0.193 \| good
2025-07-29T23:00:00.000Z	60 \| moderate	14.094 \| fine	63.003 \| fine	33.419 \| good	0.504 \| good	7.21 \| good	0.22 \| good
2025-07-30T00:00:00.000Z	58 \| moderate	13.004 \| fine	58.974 \| fine	29.176 \| good	0.569 \| good	9.995 \| good	0.247 \| good
2025-07-30T01:00:00.000Z	64 \| moderate	15.98 \| fine	70.991 \| fine	26.809 \| good	0.616 \| good	10.328 \| good	0.254 \| good
2025-07-30T02:00:00.000Z	67 \| moderate	18.463 \| fine	81.028 \| fine	23.476 \| good	0.664 \| good	10.662 \| good	0.262 \| good
2025-07-30T03:00:00.000Z	73 \| moderate	20.886 \| fine	91.077 \| fine	20.948 \| good	0.712 \| good	10.996 \| good	0.269 \| good
2025-07-30T04:00:00.000Z	75 \| moderate	22.12 \| fine	96.999 \| fine	18.277 \| good	0.71 \| good	10.87 \| good	0.275 \| good
2025-07-30T05:00:00.000Z	77 \| moderate	23.319 \| fine	102.956 \| fine	18.331 \| good	0.709 \| good	10.744 \| good	0.281 \| good
2025-07-30T06:00:00.000Z	75 \| moderate	21.685 \| fine	95.037 \| fine	19.107 \| good	0.707 \| good	10.618 \| good	0.287 \| good
2025-07-30T07:00:00.000Z	69 \| moderate	19.287 \| fine	85.042 \| fine	19.666 \| good	0.724 \| good	10.678 \| good	0.291 \| good
2025-07-30T08:00:00.000Z	66 \| moderate	17.287 \| fine	77.012 \| fine	19.71 \| good	0.741 \| good	10.739 \| good	0.295 \| good
2025-07-30T09:00:00.000Z	71 \| moderate	19.524 \| fine	86.973 \| fine	19.108 \| good	0.758 \| good	10.8 \| good	0.299 \| good
2025-07-30T10:00:00.000Z	71 \| moderate	20.316 \| fine	88.993 \| fine	15.807 \| good	0.9 \| good	9.74 \| good	0.302 \| good
2025-07-30T11:00:00.000Z	75 \| moderate	21.753 \| fine	94.994 \| fine	18.392 \| good	1.043 \| good	8.679 \| good	0.304 \| good
2025-07-30T12:00:00.000Z	73 \| moderate	21.189 \| fine	92.938 \| fine	24.556 \| good	1.186 \| good	7.619 \| good	0.307 \| good
2025-07-30T13:00:00.000Z	75 \| moderate	21.718 \| fine	94.983 \| fine	32.073 \| good	1.249 \| good	6.178 \| good	0.288 \| good
2025-07-30T14:00:00.000Z	71 \| moderate	20.411 \| fine	89.083 \| fine	40.086 \| good	1.312 \| good	4.738 \| good	0.269 \| good
2025-07-30T15:00:00.000Z	67 \| moderate	18.225 \| fine	80.985 \| fine	48.353 \| good	1.375 \| good	3.297 \| good	0.249 \| good
2025-07-30T16:00:00.000Z	66 \| moderate	17.221 \| fine	76.973 \| fine	52.152 \| good	1.168 \| good	2.727 \| good	0.226 \| good
2025-07-30T17:00:00.000Z	66 \| moderate	17.129 \| fine	76.941 \| fine	54.179 \| good	0.961 \| good	2.157 \| good	0.203 \| good
2025-07-30T18:00:00.000Z	64 \| moderate	16.089 \| fine	71.017 \| fine	50.287 \| good	0.754 \| good	1.587 \| good	0.179 \| good
2025-07-30T19:00:00.000Z	62 \| moderate	14.701 \| fine	65.03 \| fine	45.663 \| good	0.978 \| good	1.793 \| good	0.184 \| good
2025-07-30T20:00:00.000Z	62 \| moderate	15.222 \| fine	68.962 \| fine	51.384 \| good	1.202 \| good	2 \| good	0.189 \| good
2025-07-30T21:00:00.000Z	64 \| moderate	16.365 \| fine	73 \| fine	52.028 \| good	1.425 \| good	2.207 \| good	0.194 \| good
2025-07-30T22:00:00.000Z	67 \| moderate	17.816 \| fine	78.99 \| fine	45.796 \| good	1.497 \| good	3.999 \| good	0.216 \| good
2025-07-30T23:00:00.000Z	62 \| moderate	14.882 \| fine	66.944 \| fine	50.106 \| good	1.57 \| good	5.791 \| good	0.238 \| good
2025-07-31T00:00:00.000Z	101 \| sensitive	17.867 \| fine	18.503 \| good	70.794 \| fine	1.637 \| good	7.528 \| good	0.259 \| good
2025-07-31T01:00:00.000Z	49 \| good	8.579 \| good	37.082 \| good	49.069 \| good	1.52 \| good	6.895 \| good	0.247 \| good
2025-07-31T02:00:00.000Z	52 \| moderate	10.247 \| good	45.044 \| good	41.999 \| good	1.398 \| good	6.205 \| good	0.233 \| good

Maynard

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Maynard, Massachusetts

0.28ppm

How accurate is Massachusetts, USA air quality data?

The air quality data for Massachusetts, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Maynard, Massachusetts get updated?

Air quality updates for Maynard, Massachusetts are available every hour.

What time in the past 24 hours saw the poorest air quality in Maynard, Massachusetts?

Maynard, Massachusetts experienced its worst air quality at 05:00:00, 2025-07-28.

When was air quality in Maynard, Massachusetts the best over the past 24 hours?

The best air quality in Maynard, Massachusetts was observed at 07:00:00 on 2025-07-28.

What is the air quality in Maynard, Massachusetts right now?

The air quality in Maynard, Massachusetts right now is Moderate, with an AQI of 60.

What pollutant is most frequently found in Maynard, Massachusetts?

In Maynard, Massachusetts, PM2.5 is the most frequently found pollutant.

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

When air quality in Maynard, Massachusetts is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Maynard, Massachusetts right now?

Maynard, Massachusetts currently has a PM_2.5 concentration of 13.585 μg/m³.

What is the current level of PM₁₀ in Maynard, Massachusetts?

Maynard, Massachusetts currently has a PM₁₀ concentration of 32.035 μg/m³.

What is the current level of carbon monoxide (CO) in Maynard, Massachusetts?

The current carbon monoxide (CO) level in Maynard, Massachusetts is 0.327 ppm.

What is the current level of sulfur dioxide (SO₂) in Maynard, Massachusetts?

The current sulfur dioxide (SO₂) concentration in Maynard, Massachusetts is 0.601 ppb.

What is the current level of ozone (O₃) in Maynard, Massachusetts?

Maynard, Massachusetts currently has an ozone (O₃) concentration of 31.611 ppm.

What is the current level of nitrogen dioxide (NO₂) in Maynard, Massachusetts?

The current level of nitrogen dioxide (NO₂) in Maynard, Massachusetts is 10.337 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-30T04:00:00.000Z	49 \| good	9.307 \| good	44.866 \| good	29.202 \| good	0.349 \| good	14.802 \| good	0.331 \| good
2025-07-30T05:00:00.000Z	49 \| good	8.873 \| good	36.596 \| good	26.742 \| good	0.379 \| good	16.963 \| good	0.33 \| good
2025-07-30T06:00:00.000Z	49 \| good	8.753 \| good	42.457 \| good	17.657 \| good	0.295 \| good	16.236 \| good	0.279 \| good
2025-07-30T07:00:00.000Z	47 \| good	8.319 \| good	51.265 \| good	19.724 \| good	0.447 \| good	12.066 \| good	0.329 \| good
2025-07-30T08:00:00.000Z	52 \| moderate	9.683 \| good	46.746 \| good	19.761 \| good	0.445 \| good	11.76 \| good	0.307 \| good
2025-07-30T09:00:00.000Z	49 \| good	8.623 \| good	36.859 \| good	14.79 \| good	0.487 \| good	11.152 \| good	0.239 \| good
2025-07-30T10:00:00.000Z	52 \| moderate	9.533 \| good	34.881 \| good	16.781 \| good	0.35 \| good	13.219 \| good	0.239 \| good
2025-07-30T11:00:00.000Z	49 \| good	8.75 \| good	36.717 \| good	14.674 \| good	0.37 \| good	12.167 \| good	0.277 \| good
2025-07-30T12:00:00.000Z	54 \| moderate	10.787 \| good	39.501 \| good	20.513 \| good	0.465 \| good	12.703 \| good	0.361 \| good
2025-07-30T13:00:00.000Z	52 \| moderate	9.716 \| good	30.842 \| good	21.103 \| good	0.348 \| good	9.707 \| good	0.329 \| good
2025-07-30T14:00:00.000Z	52 \| moderate	9.892 \| good	50.953 \| good	27.051 \| good	0.354 \| good	7.925 \| good	0.284 \| good
2025-07-30T15:00:00.000Z	49 \| good	8.964 \| good	38.017 \| good	27.84 \| good	0.33 \| good	7.942 \| good	0.283 \| good
2025-07-30T16:00:00.000Z	52 \| moderate	9.559 \| good	39.59 \| good	33.669 \| good	0.348 \| good	6.48 \| good	0.263 \| good
2025-07-30T17:00:00.000Z	52 \| moderate	9.87 \| good	50.239 \| good	38.091 \| good	0.996 \| good	5.41 \| good	0.284 \| good
2025-07-30T18:00:00.000Z	54 \| moderate	10.51 \| good	42.305 \| good	37.7 \| good	0.531 \| good	4.312 \| good	0.247 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	10.355 \| good	41.939 \| good	39.667 \| good	0.444 \| good	5.543 \| good	0.26 \| good
2025-07-30T20:00:00.000Z	49 \| good	8.572 \| good	35.819 \| good	45.145 \| good	0.371 \| good	7.204 \| good	0.26 \| good
2025-07-30T21:00:00.000Z	54 \| moderate	10.765 \| good	40.843 \| good	44.672 \| good	0.384 \| good	8.07 \| good	0.262 \| good
2025-07-30T22:00:00.000Z	52 \| moderate	9.688 \| good	43.512 \| good	40.652 \| good	0.35 \| good	5.117 \| good	0.292 \| good
2025-07-30T23:00:00.000Z	49 \| good	8.536 \| good	30.273 \| good	37.331 \| good	0.469 \| good	7.196 \| good	0.241 \| good
2025-07-31T00:00:00.000Z	49 \| good	9.451 \| good	30.025 \| good	47.809 \| good	0.304 \| good	7.068 \| good	0.241 \| good
2025-07-31T01:00:00.000Z	49 \| good	9.202 \| good	36.113 \| good	42.039 \| good	0.334 \| good	10.41 \| good	0.283 \| good
2025-07-31T02:00:00.000Z	54 \| moderate	10.928 \| good	44.508 \| good	46.76 \| good	0.341 \| good	6.164 \| good	0.262 \| good
2025-07-31T03:00:00.000Z	52 \| moderate	9.983 \| good	44.731 \| good	39.835 \| good	0.345 \| good	3.722 \| good	0.241 \| good
2025-07-31T04:00:00.000Z	49 \| good	9.415 \| good	34.492 \| good	31.415 \| good	0.29 \| good	7.331 \| good	0.291 \| good
2025-07-31T05:00:00.000Z	49 \| good	9.042 \| good	36.687 \| good	35.736 \| good	0.449 \| good	10.181 \| good	0.289 \| good
2025-07-31T06:00:00.000Z	52 \| moderate	10.483 \| good	34.281 \| good	34.658 \| good	0.956 \| good	8.568 \| good	0.318 \| good
2025-07-31T07:00:00.000Z	54 \| moderate	10.754 \| good	27.874 \| good	17.382 \| good	0.617 \| good	10.115 \| good	0.237 \| good
2025-07-31T08:00:00.000Z	44 \| good	7.55 \| good	32.986 \| good	22.139 \| good	0.446 \| good	11.368 \| good	0.237 \| good
2025-07-31T09:00:00.000Z	49 \| good	9.059 \| good	36.988 \| good	19.681 \| good	0.611 \| good	11.606 \| good	0.199 \| good
2025-07-31T10:00:00.000Z	49 \| good	9.217 \| good	36.112 \| good	21.807 \| good	0.737 \| good	6.474 \| good	0.199 \| good
2025-07-31T11:00:00.000Z	56 \| moderate	11.879 \| good	40.64 \| good	22.195 \| good	0.612 \| good	7.738 \| good	0.279 \| good
2025-07-31T12:00:00.000Z	54 \| moderate	11.412 \| good	40.078 \| good	19.073 \| good	0.896 \| good	7.634 \| good	0.299 \| good
2025-07-31T13:00:00.000Z	56 \| moderate	11.982 \| good	46.724 \| good	23.728 \| good	0.668 \| good	6.254 \| good	0.32 \| good
2025-07-31T14:00:00.000Z	62 \| moderate	14.918 \| fine	78.271 \| fine	27.916 \| good	0.25 \| good	7.35 \| good	0.344 \| good
2025-07-31T15:00:00.000Z	66 \| moderate	17.417 \| fine	54.986 \| good	32.265 \| good	0.236 \| good	7.294 \| good	0.365 \| good
2025-07-31T16:00:00.000Z	71 \| moderate	19.84 \| fine	78.529 \| fine	30.667 \| good	0.28 \| good	5.917 \| good	0.365 \| good
2025-07-31T17:00:00.000Z	79 \| moderate	24.141 \| fine	85.058 \| fine	25.84 \| good	0.281 \| good	6.721 \| good	0.344 \| good
2025-07-31T18:00:00.000Z	88 \| moderate	29.045 \| fine	77.85 \| fine	22.273 \| good	0.267 \| good	5.972 \| good	0.344 \| good
2025-07-31T19:00:00.000Z	88 \| moderate	29.07 \| fine	105.867 \| fine	21.524 \| good	0.281 \| good	5.419 \| good	0.365 \| good
2025-07-31T20:00:00.000Z	90 \| moderate	29.824 \| fine	42.114 \| good	21.556 \| good	0.3 \| good	4.115 \| good	0.344 \| good
2025-07-31T21:00:00.000Z	94 \| moderate	31.669 \| fine	54.331 \| good	22.883 \| good	0.261 \| good	3.501 \| good	0.324 \| good
2025-07-31T22:00:00.000Z	92 \| moderate	31.23 \| fine	106.868 \| fine	24.062 \| good	0.262 \| good	5.012 \| good	0.324 \| good
2025-07-31T23:00:00.000Z	60 \| moderate	14.092 \| fine	63.786 \| fine	19.265 \| good	0.686 \| good	5.32 \| good	0.282 \| good
2025-08-01T00:00:00.000Z	84 \| moderate	27.422 \| fine	116.49 \| fine	25.132 \| good	0.264 \| good	7.141 \| good	0.324 \| good
2025-08-01T01:00:00.000Z	81 \| moderate	25.085 \| fine	90.371 \| fine	21.262 \| good	0.264 \| good	4.97 \| good	0.3 \| good
2025-08-01T02:00:00.000Z	79 \| moderate	24.411 \| fine	94.062 \| fine	22.351 \| good	0.262 \| good	4.458 \| good	0.279 \| good
2025-08-01T03:00:00.000Z	79 \| moderate	24.411 \| fine	94.062 \| fine	22.351 \| good	0.262 \| good	4.458 \| good	0.279 \| good
2025-07-29T03:00:00.000Z	73 \| moderate	20.693 \| fine	90.975 \| fine	26.898 \| good	0.779 \| good	14.237 \| good	0.363 \| good
2025-07-29T04:00:00.000Z	75 \| moderate	21.875 \| fine	94.98 \| fine	23.35 \| good	0.742 \| good	14.074 \| good	0.367 \| good
2025-07-29T05:00:00.000Z	79 \| moderate	23.506 \| fine	102.909 \| fine	21.127 \| good	0.704 \| good	13.911 \| good	0.37 \| good
2025-07-29T06:00:00.000Z	81 \| moderate	25.345 \| fine	110.897 \| fine	19.019 \| good	0.666 \| good	13.749 \| good	0.374 \| good
2025-07-29T07:00:00.000Z	84 \| moderate	27.028 \| fine	116.962 \| fine	18.411 \| good	0.679 \| good	11.941 \| good	0.357 \| good
2025-07-29T08:00:00.000Z	88 \| moderate	28.954 \| fine	125.003 \| fine	18.661 \| good	0.691 \| good	10.133 \| good	0.34 \| good
2025-07-29T09:00:00.000Z	92 \| moderate	31.357 \| fine	135.017 \| fine	21.815 \| good	0.703 \| good	8.326 \| good	0.322 \| good
2025-07-29T10:00:00.000Z	96 \| moderate	32.797 \| fine	142.942 \| fine	22.493 \| good	0.717 \| good	7.281 \| good	0.311 \| good
2025-07-29T11:00:00.000Z	103 \| sensitive	36.32 \| moderate	158.963 \| moderate	25.722 \| good	0.731 \| good	6.237 \| good	0.3 \| good
2025-07-29T12:00:00.000Z	107 \| sensitive	37.872 \| moderate	166.927 \| moderate	36.459 \| good	0.745 \| good	5.192 \| good	0.289 \| good
2025-07-29T13:00:00.000Z	84 \| moderate	27.318 \| fine	118.985 \| fine	44.9 \| good	0.801 \| good	4.068 \| good	0.267 \| good
2025-07-29T14:00:00.000Z	75 \| moderate	22.264 \| fine	97.049 \| fine	48.642 \| good	0.857 \| good	2.944 \| good	0.245 \| good
2025-07-29T15:00:00.000Z	75 \| moderate	21.645 \| fine	95.027 \| fine	50.315 \| good	0.912 \| good	1.82 \| good	0.223 \| good
2025-07-29T16:00:00.000Z	73 \| moderate	21.093 \| fine	92.994 \| fine	50.11 \| good	0.785 \| good	1.615 \| good	0.207 \| good
2025-07-29T17:00:00.000Z	69 \| moderate	18.78 \| fine	83.002 \| fine	49.108 \| good	0.658 \| good	1.411 \| good	0.192 \| good
2025-07-29T18:00:00.000Z	64 \| moderate	15.89 \| fine	70.973 \| fine	48.203 \| good	0.53 \| good	1.206 \| good	0.177 \| good
2025-07-29T19:00:00.000Z	60 \| moderate	13.542 \| fine	61.013 \| fine	46.88 \| good	0.479 \| good	1.351 \| good	0.174 \| good
2025-07-29T20:00:00.000Z	58 \| moderate	12.977 \| fine	58.976 \| fine	45.432 \| good	0.427 \| good	1.495 \| good	0.17 \| good
2025-07-29T21:00:00.000Z	58 \| moderate	12.65 \| fine	56.991 \| fine	43.608 \| good	0.376 \| good	1.64 \| good	0.166 \| good
2025-07-29T22:00:00.000Z	56 \| moderate	11.858 \| good	52.013 \| good	39.44 \| good	0.44 \| good	4.425 \| good	0.193 \| good
2025-07-29T23:00:00.000Z	60 \| moderate	14.094 \| fine	63.003 \| fine	33.419 \| good	0.504 \| good	7.21 \| good	0.22 \| good
2025-07-30T00:00:00.000Z	58 \| moderate	13.004 \| fine	58.974 \| fine	29.176 \| good	0.569 \| good	9.995 \| good	0.247 \| good
2025-07-30T01:00:00.000Z	64 \| moderate	15.98 \| fine	70.991 \| fine	26.809 \| good	0.616 \| good	10.328 \| good	0.254 \| good
2025-07-30T02:00:00.000Z	67 \| moderate	18.463 \| fine	81.028 \| fine	23.476 \| good	0.664 \| good	10.662 \| good	0.262 \| good
2025-07-30T03:00:00.000Z	73 \| moderate	20.886 \| fine	91.077 \| fine	20.948 \| good	0.712 \| good	10.996 \| good	0.269 \| good
2025-07-30T04:00:00.000Z	75 \| moderate	22.12 \| fine	96.999 \| fine	18.277 \| good	0.71 \| good	10.87 \| good	0.275 \| good
2025-07-30T05:00:00.000Z	77 \| moderate	23.319 \| fine	102.956 \| fine	18.331 \| good	0.709 \| good	10.744 \| good	0.281 \| good
2025-07-30T06:00:00.000Z	75 \| moderate	21.685 \| fine	95.037 \| fine	19.107 \| good	0.707 \| good	10.618 \| good	0.287 \| good
2025-07-30T07:00:00.000Z	69 \| moderate	19.287 \| fine	85.042 \| fine	19.666 \| good	0.724 \| good	10.678 \| good	0.291 \| good
2025-07-30T08:00:00.000Z	66 \| moderate	17.287 \| fine	77.012 \| fine	19.71 \| good	0.741 \| good	10.739 \| good	0.295 \| good
2025-07-30T09:00:00.000Z	71 \| moderate	19.524 \| fine	86.973 \| fine	19.108 \| good	0.758 \| good	10.8 \| good	0.299 \| good
2025-07-30T10:00:00.000Z	71 \| moderate	20.316 \| fine	88.993 \| fine	15.807 \| good	0.9 \| good	9.74 \| good	0.302 \| good
2025-07-30T11:00:00.000Z	75 \| moderate	21.753 \| fine	94.994 \| fine	18.392 \| good	1.043 \| good	8.679 \| good	0.304 \| good
2025-07-30T12:00:00.000Z	73 \| moderate	21.189 \| fine	92.938 \| fine	24.556 \| good	1.186 \| good	7.619 \| good	0.307 \| good
2025-07-30T13:00:00.000Z	75 \| moderate	21.718 \| fine	94.983 \| fine	32.073 \| good	1.249 \| good	6.178 \| good	0.288 \| good
2025-07-30T14:00:00.000Z	71 \| moderate	20.411 \| fine	89.083 \| fine	40.086 \| good	1.312 \| good	4.738 \| good	0.269 \| good
2025-07-30T15:00:00.000Z	67 \| moderate	18.225 \| fine	80.985 \| fine	48.353 \| good	1.375 \| good	3.297 \| good	0.249 \| good
2025-07-30T16:00:00.000Z	66 \| moderate	17.221 \| fine	76.973 \| fine	52.152 \| good	1.168 \| good	2.727 \| good	0.226 \| good
2025-07-30T17:00:00.000Z	66 \| moderate	17.129 \| fine	76.941 \| fine	54.179 \| good	0.961 \| good	2.157 \| good	0.203 \| good
2025-07-30T18:00:00.000Z	64 \| moderate	16.089 \| fine	71.017 \| fine	50.287 \| good	0.754 \| good	1.587 \| good	0.179 \| good
2025-07-30T19:00:00.000Z	62 \| moderate	14.701 \| fine	65.03 \| fine	45.663 \| good	0.978 \| good	1.793 \| good	0.184 \| good
2025-07-30T20:00:00.000Z	62 \| moderate	15.222 \| fine	68.962 \| fine	51.384 \| good	1.202 \| good	2 \| good	0.189 \| good
2025-07-30T21:00:00.000Z	64 \| moderate	16.365 \| fine	73 \| fine	52.028 \| good	1.425 \| good	2.207 \| good	0.194 \| good
2025-07-30T22:00:00.000Z	67 \| moderate	17.816 \| fine	78.99 \| fine	45.796 \| good	1.497 \| good	3.999 \| good	0.216 \| good
2025-07-30T23:00:00.000Z	62 \| moderate	14.882 \| fine	66.944 \| fine	50.106 \| good	1.57 \| good	5.791 \| good	0.238 \| good
2025-07-31T00:00:00.000Z	101 \| sensitive	17.867 \| fine	18.503 \| good	70.794 \| fine	1.637 \| good	7.528 \| good	0.259 \| good
2025-07-31T01:00:00.000Z	49 \| good	8.579 \| good	37.082 \| good	49.069 \| good	1.52 \| good	6.895 \| good	0.247 \| good
2025-07-31T02:00:00.000Z	52 \| moderate	10.247 \| good	45.044 \| good	41.999 \| good	1.398 \| good	6.205 \| good	0.233 \| good

Current air quality index in Maynard, Massachusetts today

Common air pollutants in Maynard, Massachusetts

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Real-time air quality map: Monitor AQI near Maynard, Massachusetts

Air quality in nearby cities

Acton, Massachusetts

Sudbury, Massachusetts

Concord, Massachusetts

Wayland, Massachusetts

Hudson, Massachusetts

Littleton, Massachusetts

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Frequently asked questions

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What is the air quality in Maynard, Massachusetts right now?

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What is the PM2.5 concentration in Maynard, Massachusetts right now?

What is the current level of PM10 in Maynard, Massachusetts?

What is the current level of carbon monoxide (CO) in Maynard, Massachusetts?

What is the current level of sulfur dioxide (SO2) in Maynard, Massachusetts?

What is the current level of ozone (O3) in Maynard, Massachusetts?

What is the current level of nitrogen dioxide (NO2) in Maynard, Massachusetts?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in Maynard, Massachusetts right now?

What is the current level of PM₁₀ in Maynard, Massachusetts?

What is the current level of sulfur dioxide (SO₂) in Maynard, Massachusetts?

What is the current level of ozone (O₃) in Maynard, Massachusetts?

What is the current level of nitrogen dioxide (NO₂) in Maynard, Massachusetts?