What are the current PM10 levels at Fitchburg, Massachusetts?

The current PM10 levels in Fitchburg, Massachusetts are 19.794 μg/m3.

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

The current sulfur dioxide (SO2) levels in Fitchburg, Massachusetts are 0.534 ppb.

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

The current ozone (O3) levels at Fitchburg, Massachusetts is 34.652 ppm.

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

The current nitrogen dioxide (NO2) levels at Fitchburg, Massachusetts is 19.911 ppb.

Real-time air quality index in Fitchburg, Massachusetts today

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

The measured PM2.5 levels in Fitchburg, Massachusetts at present are 5.137 μg/m3.

Stay updated with real-time air quality in Fitchburg, 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

Fitchburg, Massachusetts

Last updated: ... (Local time)

Common air pollutants in Fitchburg, Massachusetts

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.14 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

19.79 μg/m³

155

255

425

605+

Ozone (O₃)

34.65 ppb

201

201+

Sulfur Dioxide (SO₂)

0.53 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

19.91 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.33 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Fitchburg, Massachusetts

Get Live Pollen Counts

Fitchburg, Massachusetts

Scroll To Air Quality Map

Track live Fitchburg, Massachusetts air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-27T00:00:00.000Z	33 \| good	5.925 \| good	29.965 \| good	31.756 \| good	0.596 \| good	14.843 \| good	0.267 \| good
2025-12-27T01:00:00.000Z	27 \| good	4.544 \| good	16.1 \| good	28.93 \| good	0.573 \| good	15.018 \| good	0.315 \| good
2025-12-27T02:00:00.000Z	33 \| good	6.421 \| good	29.179 \| good	20.422 \| good	0.436 \| good	18.61 \| good	0.276 \| good
2025-12-27T03:00:00.000Z	33 \| good	5.761 \| good	30.293 \| good	18.099 \| good	0.42 \| good	18.418 \| good	0.276 \| good
2025-12-27T04:00:00.000Z	33 \| good	6.344 \| good	28.565 \| good	15.295 \| good	0.419 \| good	14.263 \| good	0.276 \| good
2025-12-27T05:00:00.000Z	33 \| good	6.48 \| good	31.169 \| good	24.934 \| good	0.383 \| good	11.893 \| good	0.227 \| good
2025-12-27T06:00:00.000Z	27 \| good	4.522 \| good	19.845 \| good	22.465 \| good	0.383 \| good	10.033 \| good	0.214 \| good
2025-12-27T07:00:00.000Z	27 \| good	4.51 \| good	14.522 \| good	27.746 \| good	0.517 \| good	17.182 \| good	0.214 \| good
2025-12-27T08:00:00.000Z	27 \| good	5.176 \| good	23.27 \| good	28.673 \| good	0.443 \| good	18.694 \| good	0.214 \| good
2025-12-27T09:00:00.000Z	27 \| good	5.047 \| good	20.236 \| good	29.145 \| good	0.561 \| good	14.729 \| good	0.2 \| good
2025-12-27T10:00:00.000Z	28 \| good	3.75 \| good	22.696 \| good	29.644 \| good	0.501 \| good	7.665 \| good	0.239 \| good
2025-12-27T11:00:00.000Z	27 \| good	3.18 \| good	13.733 \| good	29.206 \| good	0.44 \| good	4.404 \| good	0.2 \| good
2025-12-27T12:00:00.000Z	28 \| good	3.092 \| good	10.361 \| good	29.808 \| good	0.442 \| good	3.263 \| good	0.2 \| good
2025-12-27T13:00:00.000Z	30 \| good	2.998 \| good	11.254 \| good	31.505 \| good	0.5 \| good	2.855 \| good	0.2 \| good
2025-12-27T14:00:00.000Z	28 \| good	3.009 \| good	11.99 \| good	29.979 \| good	0.487 \| good	3.303 \| good	0.304 \| good
2025-12-27T15:00:00.000Z	30 \| good	2.781 \| good	9.725 \| good	32.361 \| good	0.5 \| good	3.378 \| good	0.304 \| good
2025-12-27T16:00:00.000Z	31 \| good	2.987 \| good	13.721 \| good	33.037 \| good	0.48 \| good	3.536 \| good	0.238 \| good
2025-12-27T17:00:00.000Z	31 \| good	3.854 \| good	15.724 \| good	33.056 \| good	0.48 \| good	3.89 \| good	0.277 \| good
2025-12-27T18:00:00.000Z	33 \| good	3.313 \| good	21.163 \| good	36.093 \| good	0.519 \| good	4.158 \| good	0.238 \| good
2025-12-27T19:00:00.000Z	33 \| good	3.052 \| good	11.585 \| good	36.103 \| good	0.519 \| good	4.795 \| good	0.238 \| good
2025-12-27T20:00:00.000Z	32 \| good	2.683 \| good	5.583 \| good	34.918 \| good	0.506 \| good	6.004 \| good	0.251 \| good
2025-12-27T21:00:00.000Z	31 \| good	2.94 \| good	3.974 \| good	34.355 \| good	0.43 \| good	7.722 \| good	0.316 \| good
2025-12-27T22:00:00.000Z	32 \| good	2.974 \| good	5.152 \| good	35.157 \| good	0.441 \| good	10.748 \| good	0.368 \| good
2025-12-27T23:00:00.000Z	32 \| good	4.013 \| good	14.794 \| good	34.745 \| good	0.451 \| good	15.066 \| good	0.355 \| good
2025-12-28T00:00:00.000Z	33 \| good	6.156 \| good	26.537 \| good	31.336 \| good	0.499 \| good	13.926 \| good	0.446 \| good
2025-12-28T01:00:00.000Z	38 \| good	6.54 \| good	29.741 \| good	31.781 \| good	0.498 \| good	9.888 \| good	0.538 \| good
2025-12-28T02:00:00.000Z	29 \| good	5.435 \| good	24.374 \| good	30.612 \| good	0.575 \| good	10.997 \| good	0.485 \| good
2025-12-28T03:00:00.000Z	44 \| good	7.534 \| good	33.225 \| good	24.663 \| good	0.462 \| good	7.316 \| good	0.194 \| good
2025-12-28T04:00:00.000Z	38 \| good	7.459 \| good	24.614 \| good	25.954 \| good	0.541 \| good	11.457 \| good	0.34 \| good
2025-12-28T05:00:00.000Z	49 \| good	9.241 \| good	24.037 \| good	29.599 \| good	0.471 \| good	13.937 \| good	0.34 \| good
2025-12-28T06:00:00.000Z	44 \| good	7.889 \| good	17.889 \| good	28.634 \| good	0.468 \| good	14.502 \| good	0.301 \| good
2025-12-28T07:00:00.000Z	44 \| good	7.903 \| good	16.945 \| good	27.742 \| good	0.468 \| good	17.742 \| good	0.301 \| good
2025-12-28T08:00:00.000Z	54 \| moderate	10.604 \| good	18.588 \| good	31.312 \| good	0.481 \| good	18.696 \| good	0.292 \| good
2025-12-28T09:00:00.000Z	54 \| moderate	10.948 \| good	30.369 \| good	26.675 \| good	0.625 \| good	20.701 \| good	0.371 \| good
2025-12-28T10:00:00.000Z	52 \| moderate	10.448 \| good	15.134 \| good	31.146 \| good	0.732 \| good	28.936 \| good	0.395 \| good
2025-12-28T11:00:00.000Z	44 \| good	8.34 \| good	25.74 \| good	32.4 \| good	0.586 \| good	25.74 \| good	0.42 \| good
2025-12-28T12:00:00.000Z	58 \| moderate	12.754 \| fine	36.96 \| good	27.765 \| good	0.651 \| good	26.931 \| good	0.381 \| good
2025-12-28T13:00:00.000Z	54 \| moderate	10.714 \| good	32.102 \| good	32.717 \| good	0.651 \| good	27.871 \| good	0.429 \| good
2025-12-28T14:00:00.000Z	62 \| moderate	14.97 \| fine	43.591 \| good	29.658 \| good	0.723 \| good	25.755 \| good	0.413 \| good
2025-12-28T15:00:00.000Z	56 \| moderate	12.235 \| fine	45.961 \| good	42.02 \| good	0.492 \| good	13.286 \| good	0.321 \| good
2025-12-28T16:00:00.000Z	44 \| good	8.381 \| good	28.925 \| good	41.324 \| good	0.556 \| good	11.494 \| good	0.282 \| good
2025-12-28T17:00:00.000Z	38 \| good	7.055 \| good	32.404 \| good	36.35 \| good	0.511 \| good	7.05 \| good	0.244 \| good
2025-12-28T18:00:00.000Z	38 \| good	6.433 \| good	35.913 \| good	40.97 \| good	0.525 \| good	5.864 \| good	0.232 \| good
2025-12-28T19:00:00.000Z	38 \| good	6.733 \| good	33.493 \| good	40.405 \| good	0.516 \| good	5.673 \| good	0.232 \| good
2025-12-28T20:00:00.000Z	36 \| good	4.76 \| good	22.654 \| good	38.868 \| good	0.515 \| good	9.821 \| good	0.267 \| good
2025-12-28T21:00:00.000Z	35 \| good	5.767 \| good	17.039 \| good	38.386 \| good	0.502 \| good	11.066 \| good	0.284 \| good
2025-12-28T22:00:00.000Z	31 \| good	5.181 \| good	23.807 \| good	34.354 \| good	0.538 \| good	19.989 \| good	0.335 \| good
2025-12-28T23:00:00.000Z	32 \| good	5.137 \| good	19.794 \| good	34.652 \| good	0.534 \| good	19.911 \| good	0.333 \| good
2025-12-28T23:00:00.000Z	38 \| good	7.417 \| good	32.615 \| good	25.488 \| good	0.947 \| good	13.321 \| good	0.252 \| good
2025-12-29T00:00:00.000Z	52 \| moderate	9.531 \| good	42.25 \| good	22.715 \| good	1.004 \| good	14.91 \| good	0.269 \| good
2025-12-29T01:00:00.000Z	52 \| moderate	9.66 \| good	42.861 \| good	24.125 \| good	1.33 \| good	15.689 \| good	0.264 \| good
2025-12-29T02:00:00.000Z	52 \| moderate	10.102 \| good	44.59 \| good	23.35 \| good	1.657 \| good	16.468 \| good	0.259 \| good
2025-12-29T03:00:00.000Z	58 \| moderate	12.616 \| fine	56.893 \| fine	19.84 \| good	1.984 \| good	17.246 \| good	0.254 \| good
2025-12-29T04:00:00.000Z	62 \| moderate	15.077 \| fine	67.277 \| fine	16.297 \| good	1.801 \| good	16.993 \| good	0.244 \| good
2025-12-29T05:00:00.000Z	62 \| moderate	15.432 \| fine	68.891 \| fine	14.933 \| good	1.617 \| good	16.74 \| good	0.234 \| good
2025-12-29T06:00:00.000Z	58 \| moderate	13.41 \| fine	60.571 \| fine	17.519 \| good	1.434 \| good	16.486 \| good	0.224 \| good
2025-12-29T07:00:00.000Z	49 \| good	9.14 \| good	40.088 \| good	23.306 \| good	1.082 \| good	12.345 \| good	0.2 \| good
2025-12-29T08:00:00.000Z	38 \| good	6.634 \| good	29.011 \| good	25.744 \| good	0.731 \| good	8.205 \| good	0.176 \| good
2025-12-29T09:00:00.000Z	27 \| good	5.216 \| good	22.635 \| good	25.929 \| good	0.379 \| good	4.064 \| good	0.152 \| good
2025-12-29T10:00:00.000Z	25 \| good	3.835 \| good	16.07 \| good	27.241 \| good	0.418 \| good	4.098 \| good	0.153 \| good
2025-12-29T11:00:00.000Z	26 \| good	3.187 \| good	13.401 \| good	28.257 \| good	0.458 \| good	4.131 \| good	0.155 \| good
2025-12-29T12:00:00.000Z	27 \| good	2.647 \| good	11.286 \| good	28.76 \| good	0.498 \| good	4.165 \| good	0.156 \| good
2025-12-29T13:00:00.000Z	26 \| good	2.818 \| good	11.421 \| good	28.419 \| good	0.679 \| good	4.874 \| good	0.165 \| good
2025-12-29T14:00:00.000Z	26 \| good	3.33 \| good	14.607 \| good	28.464 \| good	0.861 \| good	5.582 \| good	0.174 \| good
2025-12-29T15:00:00.000Z	26 \| good	3.615 \| good	15.958 \| good	28.246 \| good	1.042 \| good	6.29 \| good	0.183 \| good
2025-12-29T16:00:00.000Z	26 \| good	3.749 \| good	16.3 \| good	28.099 \| good	1.024 \| good	6.849 \| good	0.187 \| good
2025-12-29T17:00:00.000Z	27 \| good	4.575 \| good	20.098 \| good	26.5 \| good	1.006 \| good	7.407 \| good	0.19 \| good
2025-12-29T18:00:00.000Z	33 \| good	5.989 \| good	26.899 \| good	25.027 \| good	0.987 \| good	7.966 \| good	0.193 \| good
2025-12-29T19:00:00.000Z	38 \| good	6.548 \| good	29.094 \| good	23.747 \| good	1.093 \| good	9.108 \| good	0.2 \| good
2025-12-29T20:00:00.000Z	31 \| good	4.101 \| good	17.959 \| good	33.346 \| good	1.199 \| good	10.251 \| good	0.207 \| good
2025-12-29T21:00:00.000Z	35 \| good	3.288 \| good	14.138 \| good	38.25 \| good	1.305 \| good	11.393 \| good	0.213 \| good
2025-12-29T22:00:00.000Z	35 \| good	3.507 \| good	15.607 \| good	37.725 \| good	1.214 \| good	8.906 \| good	0.199 \| good
2025-12-29T23:00:00.000Z	31 \| good	4.477 \| good	19.679 \| good	33.56 \| good	1.124 \| good	6.419 \| good	0.185 \| good
2025-12-30T00:00:00.000Z	24 \| good	4.157 \| good	18.187 \| good	26.027 \| good	1.034 \| good	3.931 \| good	0.171 \| good
2025-12-30T01:00:00.000Z	23 \| good	2.838 \| good	11.784 \| good	24.563 \| good	0.82 \| good	3.312 \| good	0.17 \| good
2025-12-30T02:00:00.000Z	22 \| good	2.533 \| good	10.477 \| good	23.511 \| good	0.606 \| good	2.692 \| good	0.169 \| good
2025-12-30T03:00:00.000Z	22 \| good	2.515 \| good	10.477 \| good	23.842 \| good	0.393 \| good	2.072 \| good	0.168 \| good
2025-12-30T04:00:00.000Z	23 \| good	2.341 \| good	9.583 \| good	24.896 \| good	0.365 \| good	1.832 \| good	0.161 \| good
2025-12-30T05:00:00.000Z	26 \| good	1.709 \| good	7.246 \| good	27.833 \| good	0.337 \| good	1.592 \| good	0.154 \| good
2025-12-30T06:00:00.000Z	28 \| good	0.849 \| good	3.383 \| good	30.437 \| good	0.31 \| good	1.352 \| good	0.146 \| good
2025-12-30T07:00:00.000Z	29 \| good	0.497 \| good	2 \| good	31.027 \| good	0.295 \| good	1.212 \| good	0.143 \| good
2025-12-30T08:00:00.000Z	29 \| good	0.223 \| good	0.924 \| good	30.899 \| good	0.281 \| good	1.072 \| good	0.14 \| good
2025-12-30T09:00:00.000Z	30 \| good	0.113 \| good	0.031 \| good	32.006 \| good	0.266 \| good	0.932 \| good	0.137 \| good
2025-12-30T10:00:00.000Z	30 \| good	0.349 \| good	1 \| good	31.649 \| good	0.26 \| good	1.086 \| good	0.139 \| good
2025-12-30T11:00:00.000Z	29 \| good	0.337 \| good	1 \| good	30.996 \| good	0.255 \| good	1.239 \| good	0.14 \| good
2025-12-30T12:00:00.000Z	29 \| good	0.35 \| good	1 \| good	30.529 \| good	0.249 \| good	1.393 \| good	0.141 \| good
2025-12-30T13:00:00.000Z	29 \| good	0.301 \| good	1 \| good	31.456 \| good	0.225 \| good	1.194 \| good	0.139 \| good
2025-12-30T14:00:00.000Z	30 \| good	0.297 \| good	1 \| good	31.778 \| good	0.201 \| good	0.994 \| good	0.136 \| good
2025-12-30T15:00:00.000Z	30 \| good	0.147 \| good	0.031 \| good	31.65 \| good	0.177 \| good	0.795 \| good	0.134 \| good
2025-12-30T16:00:00.000Z	31 \| good	0.306 \| good	1 \| good	32.681 \| good	0.174 \| good	0.775 \| good	0.133 \| good
2025-12-30T17:00:00.000Z	31 \| good	0.282 \| good	1.009 \| good	33.482 \| good	0.172 \| good	0.755 \| good	0.133 \| good
2025-12-30T18:00:00.000Z	31 \| good	0.215 \| good	0.545 \| good	33.647 \| good	0.17 \| good	0.735 \| good	0.132 \| good
2025-12-30T19:00:00.000Z	32 \| good	0.273 \| good	1.011 \| good	35.044 \| good	0.178 \| good	0.947 \| good	0.133 \| good
2025-12-30T20:00:00.000Z	33 \| good	0.267 \| good	0.764 \| good	36.367 \| good	0.187 \| good	1.16 \| good	0.133 \| good
2025-12-30T21:00:00.000Z	34 \| good	0.324 \| good	1.073 \| good	36.835 \| good	0.195 \| good	1.372 \| good	0.134 \| good
2025-12-30T22:00:00.000Z	34 \| good	0.417 \| good	1.545 \| good	37.463 \| good	0.236 \| good	1.492 \| good	0.134 \| good

Fitchburg

Empower business decisions with accurate air quality data

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

0.26ppm

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

Air quality levels in US

Check live rankings of places in the USA affected by air pollution.

View Polluted Cities

Check live rankings of places in the USA with the cleanest air.

View Clean Cities

Frequently asked questions

How frequently is the air quality data for Fitchburg, Massachusetts updated?

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

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

The worst air quality in Fitchburg, Massachusetts was recorded at 02:00:00 on 2025-12-28.

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

The best air quality in Fitchburg, Massachusetts was recorded at 05:00:00 on 2025-12-28.

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

The real-time air quality index in Fitchburg, Massachusetts is 32, currently categorized as Good.

Which pollutant is found most often in Fitchburg, Massachusetts?

The most common pollutant in Fitchburg, Massachusetts is O3.

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

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

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

The measured PM_2.5 levels in Fitchburg, Massachusetts at present are 5.137 μg/m³.

What are the current PM₁₀ levels at Fitchburg, Massachusetts?

The current PM₁₀ levels in Fitchburg, Massachusetts are 19.794 μg/m³.

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

The current carbon monoxide (CO) level in Fitchburg, Massachusetts is 0.333 ppm.

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

The current sulfur dioxide (SO₂) levels in Fitchburg, Massachusetts are 0.534 ppb.

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

The current ozone (O₃) levels at Fitchburg, Massachusetts is 34.652 ppm.

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

The current nitrogen dioxide (NO₂) levels at Fitchburg, Massachusetts is 19.911 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions

Refund Policy

Terms & Conditions

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-27T00:00:00.000Z	33 \| good	5.925 \| good	29.965 \| good	31.756 \| good	0.596 \| good	14.843 \| good	0.267 \| good
2025-12-27T01:00:00.000Z	27 \| good	4.544 \| good	16.1 \| good	28.93 \| good	0.573 \| good	15.018 \| good	0.315 \| good
2025-12-27T02:00:00.000Z	33 \| good	6.421 \| good	29.179 \| good	20.422 \| good	0.436 \| good	18.61 \| good	0.276 \| good
2025-12-27T03:00:00.000Z	33 \| good	5.761 \| good	30.293 \| good	18.099 \| good	0.42 \| good	18.418 \| good	0.276 \| good
2025-12-27T04:00:00.000Z	33 \| good	6.344 \| good	28.565 \| good	15.295 \| good	0.419 \| good	14.263 \| good	0.276 \| good
2025-12-27T05:00:00.000Z	33 \| good	6.48 \| good	31.169 \| good	24.934 \| good	0.383 \| good	11.893 \| good	0.227 \| good
2025-12-27T06:00:00.000Z	27 \| good	4.522 \| good	19.845 \| good	22.465 \| good	0.383 \| good	10.033 \| good	0.214 \| good
2025-12-27T07:00:00.000Z	27 \| good	4.51 \| good	14.522 \| good	27.746 \| good	0.517 \| good	17.182 \| good	0.214 \| good
2025-12-27T08:00:00.000Z	27 \| good	5.176 \| good	23.27 \| good	28.673 \| good	0.443 \| good	18.694 \| good	0.214 \| good
2025-12-27T09:00:00.000Z	27 \| good	5.047 \| good	20.236 \| good	29.145 \| good	0.561 \| good	14.729 \| good	0.2 \| good
2025-12-27T10:00:00.000Z	28 \| good	3.75 \| good	22.696 \| good	29.644 \| good	0.501 \| good	7.665 \| good	0.239 \| good
2025-12-27T11:00:00.000Z	27 \| good	3.18 \| good	13.733 \| good	29.206 \| good	0.44 \| good	4.404 \| good	0.2 \| good
2025-12-27T12:00:00.000Z	28 \| good	3.092 \| good	10.361 \| good	29.808 \| good	0.442 \| good	3.263 \| good	0.2 \| good
2025-12-27T13:00:00.000Z	30 \| good	2.998 \| good	11.254 \| good	31.505 \| good	0.5 \| good	2.855 \| good	0.2 \| good
2025-12-27T14:00:00.000Z	28 \| good	3.009 \| good	11.99 \| good	29.979 \| good	0.487 \| good	3.303 \| good	0.304 \| good
2025-12-27T15:00:00.000Z	30 \| good	2.781 \| good	9.725 \| good	32.361 \| good	0.5 \| good	3.378 \| good	0.304 \| good
2025-12-27T16:00:00.000Z	31 \| good	2.987 \| good	13.721 \| good	33.037 \| good	0.48 \| good	3.536 \| good	0.238 \| good
2025-12-27T17:00:00.000Z	31 \| good	3.854 \| good	15.724 \| good	33.056 \| good	0.48 \| good	3.89 \| good	0.277 \| good
2025-12-27T18:00:00.000Z	33 \| good	3.313 \| good	21.163 \| good	36.093 \| good	0.519 \| good	4.158 \| good	0.238 \| good
2025-12-27T19:00:00.000Z	33 \| good	3.052 \| good	11.585 \| good	36.103 \| good	0.519 \| good	4.795 \| good	0.238 \| good
2025-12-27T20:00:00.000Z	32 \| good	2.683 \| good	5.583 \| good	34.918 \| good	0.506 \| good	6.004 \| good	0.251 \| good
2025-12-27T21:00:00.000Z	31 \| good	2.94 \| good	3.974 \| good	34.355 \| good	0.43 \| good	7.722 \| good	0.316 \| good
2025-12-27T22:00:00.000Z	32 \| good	2.974 \| good	5.152 \| good	35.157 \| good	0.441 \| good	10.748 \| good	0.368 \| good
2025-12-27T23:00:00.000Z	32 \| good	4.013 \| good	14.794 \| good	34.745 \| good	0.451 \| good	15.066 \| good	0.355 \| good
2025-12-28T00:00:00.000Z	33 \| good	6.156 \| good	26.537 \| good	31.336 \| good	0.499 \| good	13.926 \| good	0.446 \| good
2025-12-28T01:00:00.000Z	38 \| good	6.54 \| good	29.741 \| good	31.781 \| good	0.498 \| good	9.888 \| good	0.538 \| good
2025-12-28T02:00:00.000Z	29 \| good	5.435 \| good	24.374 \| good	30.612 \| good	0.575 \| good	10.997 \| good	0.485 \| good
2025-12-28T03:00:00.000Z	44 \| good	7.534 \| good	33.225 \| good	24.663 \| good	0.462 \| good	7.316 \| good	0.194 \| good
2025-12-28T04:00:00.000Z	38 \| good	7.459 \| good	24.614 \| good	25.954 \| good	0.541 \| good	11.457 \| good	0.34 \| good
2025-12-28T05:00:00.000Z	49 \| good	9.241 \| good	24.037 \| good	29.599 \| good	0.471 \| good	13.937 \| good	0.34 \| good
2025-12-28T06:00:00.000Z	44 \| good	7.889 \| good	17.889 \| good	28.634 \| good	0.468 \| good	14.502 \| good	0.301 \| good
2025-12-28T07:00:00.000Z	44 \| good	7.903 \| good	16.945 \| good	27.742 \| good	0.468 \| good	17.742 \| good	0.301 \| good
2025-12-28T08:00:00.000Z	54 \| moderate	10.604 \| good	18.588 \| good	31.312 \| good	0.481 \| good	18.696 \| good	0.292 \| good
2025-12-28T09:00:00.000Z	54 \| moderate	10.948 \| good	30.369 \| good	26.675 \| good	0.625 \| good	20.701 \| good	0.371 \| good
2025-12-28T10:00:00.000Z	52 \| moderate	10.448 \| good	15.134 \| good	31.146 \| good	0.732 \| good	28.936 \| good	0.395 \| good
2025-12-28T11:00:00.000Z	44 \| good	8.34 \| good	25.74 \| good	32.4 \| good	0.586 \| good	25.74 \| good	0.42 \| good
2025-12-28T12:00:00.000Z	58 \| moderate	12.754 \| fine	36.96 \| good	27.765 \| good	0.651 \| good	26.931 \| good	0.381 \| good
2025-12-28T13:00:00.000Z	54 \| moderate	10.714 \| good	32.102 \| good	32.717 \| good	0.651 \| good	27.871 \| good	0.429 \| good
2025-12-28T14:00:00.000Z	62 \| moderate	14.97 \| fine	43.591 \| good	29.658 \| good	0.723 \| good	25.755 \| good	0.413 \| good
2025-12-28T15:00:00.000Z	56 \| moderate	12.235 \| fine	45.961 \| good	42.02 \| good	0.492 \| good	13.286 \| good	0.321 \| good
2025-12-28T16:00:00.000Z	44 \| good	8.381 \| good	28.925 \| good	41.324 \| good	0.556 \| good	11.494 \| good	0.282 \| good
2025-12-28T17:00:00.000Z	38 \| good	7.055 \| good	32.404 \| good	36.35 \| good	0.511 \| good	7.05 \| good	0.244 \| good
2025-12-28T18:00:00.000Z	38 \| good	6.433 \| good	35.913 \| good	40.97 \| good	0.525 \| good	5.864 \| good	0.232 \| good
2025-12-28T19:00:00.000Z	38 \| good	6.733 \| good	33.493 \| good	40.405 \| good	0.516 \| good	5.673 \| good	0.232 \| good
2025-12-28T20:00:00.000Z	36 \| good	4.76 \| good	22.654 \| good	38.868 \| good	0.515 \| good	9.821 \| good	0.267 \| good
2025-12-28T21:00:00.000Z	35 \| good	5.767 \| good	17.039 \| good	38.386 \| good	0.502 \| good	11.066 \| good	0.284 \| good
2025-12-28T22:00:00.000Z	31 \| good	5.181 \| good	23.807 \| good	34.354 \| good	0.538 \| good	19.989 \| good	0.335 \| good
2025-12-28T23:00:00.000Z	32 \| good	5.137 \| good	19.794 \| good	34.652 \| good	0.534 \| good	19.911 \| good	0.333 \| good
2025-12-28T23:00:00.000Z	38 \| good	7.417 \| good	32.615 \| good	25.488 \| good	0.947 \| good	13.321 \| good	0.252 \| good
2025-12-29T00:00:00.000Z	52 \| moderate	9.531 \| good	42.25 \| good	22.715 \| good	1.004 \| good	14.91 \| good	0.269 \| good
2025-12-29T01:00:00.000Z	52 \| moderate	9.66 \| good	42.861 \| good	24.125 \| good	1.33 \| good	15.689 \| good	0.264 \| good
2025-12-29T02:00:00.000Z	52 \| moderate	10.102 \| good	44.59 \| good	23.35 \| good	1.657 \| good	16.468 \| good	0.259 \| good
2025-12-29T03:00:00.000Z	58 \| moderate	12.616 \| fine	56.893 \| fine	19.84 \| good	1.984 \| good	17.246 \| good	0.254 \| good
2025-12-29T04:00:00.000Z	62 \| moderate	15.077 \| fine	67.277 \| fine	16.297 \| good	1.801 \| good	16.993 \| good	0.244 \| good
2025-12-29T05:00:00.000Z	62 \| moderate	15.432 \| fine	68.891 \| fine	14.933 \| good	1.617 \| good	16.74 \| good	0.234 \| good
2025-12-29T06:00:00.000Z	58 \| moderate	13.41 \| fine	60.571 \| fine	17.519 \| good	1.434 \| good	16.486 \| good	0.224 \| good
2025-12-29T07:00:00.000Z	49 \| good	9.14 \| good	40.088 \| good	23.306 \| good	1.082 \| good	12.345 \| good	0.2 \| good
2025-12-29T08:00:00.000Z	38 \| good	6.634 \| good	29.011 \| good	25.744 \| good	0.731 \| good	8.205 \| good	0.176 \| good
2025-12-29T09:00:00.000Z	27 \| good	5.216 \| good	22.635 \| good	25.929 \| good	0.379 \| good	4.064 \| good	0.152 \| good
2025-12-29T10:00:00.000Z	25 \| good	3.835 \| good	16.07 \| good	27.241 \| good	0.418 \| good	4.098 \| good	0.153 \| good
2025-12-29T11:00:00.000Z	26 \| good	3.187 \| good	13.401 \| good	28.257 \| good	0.458 \| good	4.131 \| good	0.155 \| good
2025-12-29T12:00:00.000Z	27 \| good	2.647 \| good	11.286 \| good	28.76 \| good	0.498 \| good	4.165 \| good	0.156 \| good
2025-12-29T13:00:00.000Z	26 \| good	2.818 \| good	11.421 \| good	28.419 \| good	0.679 \| good	4.874 \| good	0.165 \| good
2025-12-29T14:00:00.000Z	26 \| good	3.33 \| good	14.607 \| good	28.464 \| good	0.861 \| good	5.582 \| good	0.174 \| good
2025-12-29T15:00:00.000Z	26 \| good	3.615 \| good	15.958 \| good	28.246 \| good	1.042 \| good	6.29 \| good	0.183 \| good
2025-12-29T16:00:00.000Z	26 \| good	3.749 \| good	16.3 \| good	28.099 \| good	1.024 \| good	6.849 \| good	0.187 \| good
2025-12-29T17:00:00.000Z	27 \| good	4.575 \| good	20.098 \| good	26.5 \| good	1.006 \| good	7.407 \| good	0.19 \| good
2025-12-29T18:00:00.000Z	33 \| good	5.989 \| good	26.899 \| good	25.027 \| good	0.987 \| good	7.966 \| good	0.193 \| good
2025-12-29T19:00:00.000Z	38 \| good	6.548 \| good	29.094 \| good	23.747 \| good	1.093 \| good	9.108 \| good	0.2 \| good
2025-12-29T20:00:00.000Z	31 \| good	4.101 \| good	17.959 \| good	33.346 \| good	1.199 \| good	10.251 \| good	0.207 \| good
2025-12-29T21:00:00.000Z	35 \| good	3.288 \| good	14.138 \| good	38.25 \| good	1.305 \| good	11.393 \| good	0.213 \| good
2025-12-29T22:00:00.000Z	35 \| good	3.507 \| good	15.607 \| good	37.725 \| good	1.214 \| good	8.906 \| good	0.199 \| good
2025-12-29T23:00:00.000Z	31 \| good	4.477 \| good	19.679 \| good	33.56 \| good	1.124 \| good	6.419 \| good	0.185 \| good
2025-12-30T00:00:00.000Z	24 \| good	4.157 \| good	18.187 \| good	26.027 \| good	1.034 \| good	3.931 \| good	0.171 \| good
2025-12-30T01:00:00.000Z	23 \| good	2.838 \| good	11.784 \| good	24.563 \| good	0.82 \| good	3.312 \| good	0.17 \| good
2025-12-30T02:00:00.000Z	22 \| good	2.533 \| good	10.477 \| good	23.511 \| good	0.606 \| good	2.692 \| good	0.169 \| good
2025-12-30T03:00:00.000Z	22 \| good	2.515 \| good	10.477 \| good	23.842 \| good	0.393 \| good	2.072 \| good	0.168 \| good
2025-12-30T04:00:00.000Z	23 \| good	2.341 \| good	9.583 \| good	24.896 \| good	0.365 \| good	1.832 \| good	0.161 \| good
2025-12-30T05:00:00.000Z	26 \| good	1.709 \| good	7.246 \| good	27.833 \| good	0.337 \| good	1.592 \| good	0.154 \| good
2025-12-30T06:00:00.000Z	28 \| good	0.849 \| good	3.383 \| good	30.437 \| good	0.31 \| good	1.352 \| good	0.146 \| good
2025-12-30T07:00:00.000Z	29 \| good	0.497 \| good	2 \| good	31.027 \| good	0.295 \| good	1.212 \| good	0.143 \| good
2025-12-30T08:00:00.000Z	29 \| good	0.223 \| good	0.924 \| good	30.899 \| good	0.281 \| good	1.072 \| good	0.14 \| good
2025-12-30T09:00:00.000Z	30 \| good	0.113 \| good	0.031 \| good	32.006 \| good	0.266 \| good	0.932 \| good	0.137 \| good
2025-12-30T10:00:00.000Z	30 \| good	0.349 \| good	1 \| good	31.649 \| good	0.26 \| good	1.086 \| good	0.139 \| good
2025-12-30T11:00:00.000Z	29 \| good	0.337 \| good	1 \| good	30.996 \| good	0.255 \| good	1.239 \| good	0.14 \| good
2025-12-30T12:00:00.000Z	29 \| good	0.35 \| good	1 \| good	30.529 \| good	0.249 \| good	1.393 \| good	0.141 \| good
2025-12-30T13:00:00.000Z	29 \| good	0.301 \| good	1 \| good	31.456 \| good	0.225 \| good	1.194 \| good	0.139 \| good
2025-12-30T14:00:00.000Z	30 \| good	0.297 \| good	1 \| good	31.778 \| good	0.201 \| good	0.994 \| good	0.136 \| good
2025-12-30T15:00:00.000Z	30 \| good	0.147 \| good	0.031 \| good	31.65 \| good	0.177 \| good	0.795 \| good	0.134 \| good
2025-12-30T16:00:00.000Z	31 \| good	0.306 \| good	1 \| good	32.681 \| good	0.174 \| good	0.775 \| good	0.133 \| good
2025-12-30T17:00:00.000Z	31 \| good	0.282 \| good	1.009 \| good	33.482 \| good	0.172 \| good	0.755 \| good	0.133 \| good
2025-12-30T18:00:00.000Z	31 \| good	0.215 \| good	0.545 \| good	33.647 \| good	0.17 \| good	0.735 \| good	0.132 \| good
2025-12-30T19:00:00.000Z	32 \| good	0.273 \| good	1.011 \| good	35.044 \| good	0.178 \| good	0.947 \| good	0.133 \| good
2025-12-30T20:00:00.000Z	33 \| good	0.267 \| good	0.764 \| good	36.367 \| good	0.187 \| good	1.16 \| good	0.133 \| good
2025-12-30T21:00:00.000Z	34 \| good	0.324 \| good	1.073 \| good	36.835 \| good	0.195 \| good	1.372 \| good	0.134 \| good
2025-12-30T22:00:00.000Z	34 \| good	0.417 \| good	1.545 \| good	37.463 \| good	0.236 \| good	1.492 \| good	0.134 \| good

Real-time air quality index in Fitchburg, Massachusetts today

Common air pollutants in Fitchburg, Massachusetts

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Fitchburg, Massachusetts air quality forecast and history

Empower business decisions with accurate air quality data

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

Air quality in nearby cities

Lunenburg, Massachusetts

Leominster, Massachusetts

Gardner, Massachusetts

Groton, Massachusetts

Pepperell, Massachusetts

Clinton, Massachusetts

How accurate is Massachusetts, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently is the air quality data for Fitchburg, Massachusetts updated?

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

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

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

Which pollutant is found most often in Fitchburg, Massachusetts?

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

What are the current PM2.5 levels in Fitchburg, Massachusetts?

What are the current PM10 levels at Fitchburg, Massachusetts?

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

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

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

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

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

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

What are the current PM₁₀ levels at Fitchburg, Massachusetts?

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

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

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