What is the current concentration of PM10 in Hagerstown, Maryland?

The current PM10 concentration at Hagerstown, Maryland is 15.183 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Hagerstown, Maryland?

The current sulfur dioxide (SO2) concentration at Hagerstown, Maryland is 0.29 ppb.

What is the current concentration of ozone (O3) in Hagerstown, Maryland?

The current ozone (O3) concentration at Hagerstown, Maryland is 35.151 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Hagerstown, Maryland?

The current nitrogen dioxide (NO2) concentration at Hagerstown, Maryland is 6.313 ppb.

Hagerstown, Maryland live air quality index now

Q: What is the current concentration of PM2.5 in Hagerstown, Maryland?

The current PM2.5 concentration at Hagerstown, Maryland is 3.316 μg/m3.

Stay updated with real-time air quality in Hagerstown, Maryland 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

Hagerstown, Maryland

Last updated: ... (Local time)

Major air pollutants in Hagerstown, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.32 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

15.18 μg/m³

155

255

425

605+

Ozone (O₃)

35.15 ppb

201

201+

Sulfur Dioxide (SO₂)

0.29 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.31 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.14 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Hagerstown, Maryland

Scroll To Air Quality Map

Track live Hagerstown, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-11T05:00:00.000Z	27 \| good	1.881 \| good	8.34 \| good	28.603 \| good	0.314 \| good	11.433 \| good	0.201 \| good
2026-03-11T06:00:00.000Z	26 \| good	1.958 \| good	8.278 \| good	27.52 \| good	0.369 \| good	8.915 \| good	0.203 \| good
2026-03-11T07:00:00.000Z	26 \| good	2.03 \| good	8.41 \| good	27.52 \| good	0.369 \| good	6.539 \| good	0.222 \| good
2026-03-11T08:00:00.000Z	28 \| good	1.788 \| good	8.11 \| good	29.988 \| good	0.349 \| good	8.909 \| good	0.222 \| good
2026-03-11T09:00:00.000Z	24 \| good	3.558 \| good	14.885 \| good	26.393 \| good	0.35 \| good	11.233 \| good	0.222 \| good
2026-03-11T10:00:00.000Z	22 \| good	4.086 \| good	18.828 \| good	22.923 \| good	0.328 \| good	8.573 \| good	0.241 \| good
2026-03-11T11:00:00.000Z	21 \| good	3.279 \| good	13.892 \| good	22.831 \| good	0.386 \| good	8.514 \| good	0.3 \| good
2026-03-11T12:00:00.000Z	22 \| good	4.292 \| good	19.59 \| good	22.78 \| good	0.382 \| good	15.548 \| good	0.322 \| good
2026-03-11T13:00:00.000Z	22 \| good	4.264 \| good	18.708 \| good	22.607 \| good	0.377 \| good	12.792 \| good	0.362 \| good
2026-03-11T14:00:00.000Z	21 \| good	3.466 \| good	14.787 \| good	22.716 \| good	0.428 \| good	11.881 \| good	0.322 \| good
2026-03-11T15:00:00.000Z	21 \| good	2.792 \| good	12.034 \| good	22.943 \| good	0.406 \| good	9.4 \| good	0.243 \| good
2026-03-11T16:00:00.000Z	21 \| good	3.062 \| good	12.45 \| good	23.26 \| good	0.427 \| good	8.043 \| good	0.224 \| good
2026-03-11T17:00:00.000Z	21 \| good	3.298 \| good	13.881 \| good	23.244 \| good	0.461 \| good	4.721 \| good	0.243 \| good
2026-03-11T18:00:00.000Z	23 \| good	2.452 \| good	10.774 \| good	25.088 \| good	0.462 \| good	4.002 \| good	0.203 \| good
2026-03-11T19:00:00.000Z	27 \| good	2.172 \| good	9.323 \| good	29.177 \| good	0.481 \| good	3.192 \| good	0.183 \| good
2026-03-11T20:00:00.000Z	28 \| good	2.635 \| good	11.865 \| good	29.654 \| good	0.479 \| good	2.291 \| good	0.182 \| good
2026-03-11T21:00:00.000Z	28 \| good	3.263 \| good	14.287 \| good	29.744 \| good	0.488 \| good	2.848 \| good	0.202 \| good
2026-03-11T22:00:00.000Z	28 \| good	3.198 \| good	13.571 \| good	29.761 \| good	0.475 \| good	1.814 \| good	0.217 \| good
2026-03-11T23:00:00.000Z	24 \| good	3.229 \| good	14.17 \| good	26.2 \| good	0.497 \| good	2.771 \| good	0.242 \| good
2026-03-12T00:00:00.000Z	22 \| good	3.17 \| good	13.489 \| good	24.338 \| good	0.492 \| good	2.193 \| good	0.225 \| good
2026-03-12T01:00:00.000Z	25 \| good	1.72 \| good	7.658 \| good	26.652 \| good	0.461 \| good	2.959 \| good	0.221 \| good
2026-03-12T02:00:00.000Z	22 \| good	0.667 \| good	3.149 \| good	24.483 \| good	0.473 \| good	7.596 \| good	0.302 \| good
2026-03-12T03:00:00.000Z	22 \| good	0.605 \| good	2.501 \| good	23.593 \| good	0.397 \| good	7.729 \| good	0.291 \| good
2026-03-12T04:00:00.000Z	27 \| good	4.553 \| good	18.589 \| good	18.954 \| good	0.456 \| good	3.59 \| good	0.3 \| good
2026-03-12T05:00:00.000Z	14 \| good	1.64 \| good	7.094 \| good	14.729 \| good	0.471 \| good	2.626 \| good	0.2 \| good
2026-03-12T06:00:00.000Z	16 \| good	2.801 \| good	11.916 \| good	16.34 \| good	0.386 \| good	2.049 \| good	0.17 \| good
2026-03-12T07:00:00.000Z	16 \| good	3.188 \| good	14.157 \| good	16.34 \| good	0.404 \| good	1.907 \| good	0.126 \| good
2026-03-12T08:00:00.000Z	22 \| good	1.632 \| good	7.598 \| good	23.534 \| good	0.398 \| good	1.609 \| good	0.182 \| good
2026-03-12T09:00:00.000Z	33 \| good	5.52 \| good	19.95 \| good	24.137 \| good	0.38 \| good	5.788 \| good	0.182 \| good
2026-03-12T10:00:00.000Z	24 \| good	0.709 \| good	2.792 \| good	25.857 \| good	0.4 \| good	2.803 \| good	0.182 \| good
2026-03-12T11:00:00.000Z	21 \| good	1.635 \| good	6.844 \| good	23.225 \| good	0.34 \| good	2.385 \| good	0.159 \| good
2026-03-12T12:00:00.000Z	21 \| good	1.718 \| good	8.122 \| good	23.094 \| good	0.296 \| good	2.418 \| good	0.141 \| good
2026-03-12T13:00:00.000Z	21 \| good	1.719 \| good	8.045 \| good	23.247 \| good	0.295 \| good	2.873 \| good	0.121 \| good
2026-03-12T14:00:00.000Z	30 \| good	1.06 \| good	5.411 \| good	32.496 \| good	0.281 \| good	3.904 \| good	0.121 \| good
2026-03-12T15:00:00.000Z	31 \| good	0.865 \| good	3.292 \| good	34.473 \| good	0.26 \| good	2.689 \| good	0.121 \| good
2026-03-12T16:00:00.000Z	32 \| good	1.897 \| good	6.27 \| good	34.783 \| good	0.265 \| good	2.584 \| good	0.124 \| good
2026-03-12T17:00:00.000Z	33 \| good	2.02 \| good	7.669 \| good	35.719 \| good	0.272 \| good	1.997 \| good	0.159 \| good
2026-03-12T18:00:00.000Z	35 \| good	2.277 \| good	8.622 \| good	38.473 \| good	0.268 \| good	2.275 \| good	0.2 \| good
2026-03-12T19:00:00.000Z	35 \| good	2.428 \| good	10.022 \| good	37.681 \| good	0.29 \| good	2.996 \| good	0.18 \| good
2026-03-12T20:00:00.000Z	35 \| good	2.487 \| good	10.128 \| good	37.845 \| good	0.261 \| good	3.353 \| good	0.201 \| good
2026-03-12T21:00:00.000Z	37 \| good	2.525 \| good	10.195 \| good	39.688 \| good	0.276 \| good	2.815 \| good	0.221 \| good
2026-03-12T22:00:00.000Z	38 \| good	2.469 \| good	11.702 \| good	40.651 \| good	0.276 \| good	2.319 \| good	0.24 \| good
2026-03-12T23:00:00.000Z	38 \| good	2.5 \| good	9.724 \| good	40.742 \| good	0.256 \| good	2.846 \| good	0.14 \| good
2026-03-13T00:00:00.000Z	38 \| good	2.392 \| good	7.207 \| good	40.665 \| good	0.279 \| good	3.18 \| good	0.14 \| good
2026-03-13T01:00:00.000Z	35 \| good	2.099 \| good	8.997 \| good	38.126 \| good	0.237 \| good	3.845 \| good	0.119 \| good
2026-03-13T02:00:00.000Z	33 \| good	3.811 \| good	16.826 \| good	35.559 \| good	0.235 \| good	5.146 \| good	0.119 \| good
2026-03-13T03:00:00.000Z	32 \| good	3.316 \| good	15.183 \| good	35.151 \| good	0.29 \| good	6.313 \| good	0.14 \| good
2026-03-13T04:00:00.000Z	29 \| good	2.239 \| good	9.033 \| good	31.455 \| good	0.289 \| good	10.312 \| good	0.119 \| good
2026-03-13T04:00:00.000Z	32 \| good	3.316 \| good	15.183 \| good	35.151 \| good	0.29 \| good	6.313 \| good	0.14 \| good
2026-03-13T05:00:00.000Z	19 \| good	1.874 \| good	7.891 \| good	20.273 \| good	1.58 \| good	8.838 \| good	0.219 \| good
2026-03-13T06:00:00.000Z	19 \| good	2.137 \| good	8.919 \| good	19.591 \| good	1.622 \| good	10.663 \| good	0.238 \| good
2026-03-13T07:00:00.000Z	13 \| good	2.144 \| good	8.518 \| good	14.165 \| good	1.52 \| good	8.623 \| good	0.221 \| good
2026-03-13T08:00:00.000Z	22 \| good	3.554 \| good	15.687 \| good	15.651 \| good	1.418 \| good	6.583 \| good	0.204 \| good
2026-03-13T09:00:00.000Z	16 \| good	2.487 \| good	10.356 \| good	16.953 \| good	1.316 \| good	4.542 \| good	0.187 \| good
2026-03-13T10:00:00.000Z	21 \| good	2.009 \| good	8.407 \| good	22.585 \| good	1.297 \| good	4.39 \| good	0.183 \| good
2026-03-13T11:00:00.000Z	18 \| good	2.184 \| good	9.091 \| good	18.577 \| good	1.279 \| good	4.237 \| good	0.18 \| good
2026-03-13T12:00:00.000Z	24 \| good	1.008 \| good	3.922 \| good	25.801 \| good	1.26 \| good	4.084 \| good	0.176 \| good
2026-03-13T13:00:00.000Z	31 \| good	2.134 \| good	8.582 \| good	33.899 \| good	1.226 \| good	4.15 \| good	0.178 \| good
2026-03-13T14:00:00.000Z	31 \| good	0.591 \| good	2.47 \| good	33.47 \| good	1.192 \| good	4.216 \| good	0.18 \| good
2026-03-13T15:00:00.000Z	33 \| good	1.125 \| good	4.469 \| good	35.778 \| good	1.158 \| good	4.282 \| good	0.181 \| good
2026-03-13T16:00:00.000Z	35 \| good	3.101 \| good	12.935 \| good	37.525 \| good	1.286 \| good	3.418 \| good	0.171 \| good
2026-03-13T17:00:00.000Z	38 \| good	0.769 \| good	2.928 \| good	40.825 \| good	1.415 \| good	2.555 \| good	0.161 \| good
2026-03-13T18:00:00.000Z	36 \| good	1.527 \| good	6.318 \| good	39.125 \| good	1.544 \| good	1.691 \| good	0.15 \| good
2026-03-13T19:00:00.000Z	37 \| good	1.593 \| good	6.463 \| good	40.457 \| good	1.635 \| good	1.491 \| good	0.148 \| good
2026-03-13T20:00:00.000Z	37 \| good	0.292 \| good	1.164 \| good	39.845 \| good	1.726 \| good	1.29 \| good	0.146 \| good
2026-03-13T21:00:00.000Z	39 \| good	3.422 \| good	14.907 \| good	42.397 \| good	1.816 \| good	1.09 \| good	0.144 \| good
2026-03-13T22:00:00.000Z	43 \| good	0.796 \| good	2.903 \| good	45.503 \| good	1.665 \| good	1.432 \| good	0.146 \| good
2026-03-13T23:00:00.000Z	39 \| good	0.368 \| good	1.404 \| good	41.534 \| good	1.514 \| good	1.774 \| good	0.148 \| good
2026-03-14T00:00:00.000Z	41 \| good	0.675 \| good	2.396 \| good	44.435 \| good	1.362 \| good	2.116 \| good	0.149 \| good
2026-03-14T01:00:00.000Z	37 \| good	1.243 \| good	5.025 \| good	39.977 \| good	1.487 \| good	1.966 \| good	0.145 \| good
2026-03-14T02:00:00.000Z	32 \| good	0.351 \| good	1.252 \| good	35.124 \| good	1.611 \| good	1.815 \| good	0.142 \| good
2026-03-14T03:00:00.000Z	32 \| good	0.485 \| good	1.553 \| good	34.652 \| good	1.736 \| good	1.664 \| good	0.138 \| good
2026-03-14T04:00:00.000Z	31 \| good	0.207 \| good	0.493 \| good	33.252 \| good	1.444 \| good	1.559 \| good	0.144 \| good
2026-03-14T05:00:00.000Z	30 \| good	0.819 \| good	2.926 \| good	32.49 \| good	1.151 \| good	1.453 \| good	0.151 \| good
2026-03-14T06:00:00.000Z	40 \| good	1.28 \| good	1.309 \| good	43.158 \| good	0.86 \| good	1.349 \| good	0.157 \| good
2026-03-14T07:00:00.000Z	27 \| good	0.814 \| good	2.987 \| good	29.055 \| good	0.94 \| good	1.375 \| good	0.157 \| good
2026-03-14T08:00:00.000Z	30 \| good	2.81 \| good	11.868 \| good	32.441 \| good	1.022 \| good	1.403 \| good	0.158 \| good
2026-03-14T09:00:00.000Z	29 \| good	2.571 \| good	10.338 \| good	30.976 \| good	1.103 \| good	1.43 \| good	0.158 \| good
2026-03-14T10:00:00.000Z	25 \| good	0.601 \| good	1.968 \| good	26.89 \| good	1.138 \| good	1.745 \| good	0.158 \| good
2026-03-14T11:00:00.000Z	21 \| good	1.605 \| good	6.567 \| good	23.354 \| good	1.172 \| good	2.06 \| good	0.158 \| good
2026-03-14T12:00:00.000Z	36 \| good	2.24 \| good	2.298 \| good	38.632 \| good	1.208 \| good	2.38 \| good	0.158 \| good
2026-03-14T13:00:00.000Z	37 \| good	2.389 \| good	2.491 \| good	40.381 \| good	1.31 \| good	2.11 \| good	0.154 \| good
2026-03-14T14:00:00.000Z	39 \| good	2.197 \| good	2.373 \| good	42.13 \| good	1.413 \| good	1.84 \| good	0.15 \| good
2026-03-14T15:00:00.000Z	41 \| good	2.085 \| good	2.319 \| good	43.878 \| good	1.515 \| good	1.57 \| good	0.146 \| good
2026-03-14T16:00:00.000Z	42 \| good	1.966 \| good	2.253 \| good	45.152 \| good	1.542 \| good	1.468 \| good	0.143 \| good
2026-03-14T17:00:00.000Z	34 \| good	0.408 \| good	1.407 \| good	36.606 \| good	1.569 \| good	1.366 \| good	0.141 \| good
2026-03-14T18:00:00.000Z	44 \| good	2.161 \| good	2.546 \| good	47.7 \| good	1.594 \| good	1.266 \| good	0.138 \| good
2026-03-14T19:00:00.000Z	44 \| good	2.32 \| good	2.788 \| good	48.451 \| good	1.543 \| good	1.272 \| good	0.139 \| good
2026-03-14T20:00:00.000Z	45 \| good	2.477 \| good	3.097 \| good	49.203 \| good	1.491 \| good	1.279 \| good	0.139 \| good
2026-03-14T21:00:00.000Z	46 \| good	2.617 \| good	3.388 \| good	49.954 \| good	1.44 \| good	1.285 \| good	0.14 \| good
2026-03-14T22:00:00.000Z	41 \| good	2.761 \| good	3.612 \| good	43.61 \| good	1.498 \| good	4.803 \| good	0.173 \| good
2026-03-14T23:00:00.000Z	34 \| good	3.901 \| good	4.624 \| good	37.267 \| good	1.555 \| good	8.321 \| good	0.206 \| good
2026-03-15T00:00:00.000Z	38 \| good	6.999 \| good	7.844 \| good	30.924 \| good	1.613 \| good	11.839 \| good	0.239 \| good
2026-03-15T01:00:00.000Z	49 \| good	9.247 \| good	10.127 \| good	26.859 \| good	1.634 \| good	12.788 \| good	0.256 \| good
2026-03-15T02:00:00.000Z	52 \| moderate	9.667 \| good	10.475 \| good	22.794 \| good	1.656 \| good	13.736 \| good	0.272 \| good
2026-03-15T03:00:00.000Z	52 \| moderate	9.524 \| good	10.169 \| good	18.73 \| good	1.678 \| good	14.685 \| good	0.288 \| good
2026-03-15T04:00:00.000Z	49 \| good	9.332 \| good	10 \| good	20.011 \| good	1.7 \| good	13.307 \| good	0.272 \| good

Hagerstown

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Hagerstown, Maryland air quality map: Track AQI near you

0.14ppm

How accurate is Maryland, USA air quality data?

Air quality data and pollutant measurements for Maryland, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.

Source: Ambee Data Sources

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Frequently asked questions

How often is the air quality data for Hagerstown, Maryland updated?

The air quality for Hagerstown, Maryland is updated every hour.

When was the worst air quality at Hagerstown, Maryland in the last 24 hrs?

The worst air quality in Hagerstown, Maryland in the last 24 hours was observed at 12:00:00 on 2026-03-13.

When was the best air quality at Hagerstown, Maryland in the last 24 hrs?

In the last 24 hrs, the best air quality in Hagerstown, Maryland was observed at 05:00:00 on 2026-03-12.

What is the current air quality in Hagerstown, Maryland?

The current air quality in Hagerstown, Maryland is 32, categorized as Good based on real-time data.

What pollutant is the most common in Hagerstown, Maryland?

The most common pollutant in Hagerstown, Maryland is O3.

What should I do if the air quality in Hagerstown, Maryland is poor?

If the air quality in Hagerstown, Maryland is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Hagerstown, Maryland?

The current PM_2.5 concentration at Hagerstown, Maryland is 3.316 μg/m³.

What is the current concentration of PM₁₀ in Hagerstown, Maryland?

The current PM₁₀ concentration at Hagerstown, Maryland is 15.183 μg/m³.

What is the current concentration of carbon monoxide (CO) in Hagerstown, Maryland?

The current carbon monoxide (CO) concentration at Hagerstown, Maryland is 0.14 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Hagerstown, Maryland?

The current sulfur dioxide (SO₂) concentration at Hagerstown, Maryland is 0.29 ppb.

What is the current concentration of ozone (O₃) in Hagerstown, Maryland?

The current ozone (O₃) concentration at Hagerstown, Maryland is 35.151 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Hagerstown, Maryland?

The current nitrogen dioxide (NO₂) concentration at Hagerstown, Maryland is 6.313 ppb.

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