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

The current PM10 concentration at Towson, Maryland is 44.646 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Towson, Maryland is 0.291 ppb.

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

The current ozone (O3) concentration at Towson, Maryland is 20.181 ppm.

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

The current nitrogen dioxide (NO2) concentration at Towson, Maryland is 10.032 ppb.

Towson, Maryland live air quality index now

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

The current PM2.5 concentration at Towson, Maryland is 10.519 μg/m3.

Stay updated with real-time air quality in Towson, 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)

Moderate

Towson, Maryland

Last updated: ... (Local time)

Major air pollutants in Towson, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

10.52 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

44.65 μg/m³

155

255

425

605+

Ozone (O₃)

20.18 ppb

201

201+

Sulfur Dioxide (SO₂)

0.29 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

10.03 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.29 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Towson, Maryland

Scroll To Air Quality Map

Track live Towson, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-06T02:00:00.000Z	67 \| moderate	18.139 \| fine	70.883 \| fine	15.348 \| good	0.226 \| good	11.283 \| good	0.326 \| good
2026-03-06T03:00:00.000Z	60 \| moderate	14.371 \| fine	64.445 \| fine	21.904 \| good	0.936 \| good	8.533 \| good	0.24 \| good
2026-03-06T04:00:00.000Z	67 \| moderate	17.915 \| fine	73.595 \| fine	11.805 \| good	0.26 \| good	11.673 \| good	0.295 \| good
2026-03-06T05:00:00.000Z	66 \| moderate	16.896 \| fine	65.611 \| fine	8.288 \| good	0.157 \| good	14.407 \| good	0.278 \| good
2026-03-06T06:00:00.000Z	62 \| moderate	14.608 \| fine	58.306 \| fine	7.133 \| good	0.142 \| good	14.95 \| good	0.293 \| good
2026-03-06T07:00:00.000Z	60 \| moderate	14.193 \| fine	58.182 \| fine	7.134 \| good	0.15 \| good	15.045 \| good	0.278 \| good
2026-03-06T08:00:00.000Z	52 \| moderate	9.991 \| good	37.508 \| good	7.791 \| good	0.148 \| good	13.355 \| good	0.278 \| good
2026-03-06T09:00:00.000Z	49 \| good	8.528 \| good	34.423 \| good	9.138 \| good	0.148 \| good	13.154 \| good	0.278 \| good
2026-03-06T10:00:00.000Z	44 \| good	8.379 \| good	33.145 \| good	10.14 \| good	0.149 \| good	9.995 \| good	0.278 \| good
2026-03-06T11:00:00.000Z	44 \| good	7.769 \| good	31.489 \| good	10.895 \| good	0.195 \| good	9.766 \| good	0.322 \| good
2026-03-06T12:00:00.000Z	44 \| good	8.14 \| good	31.025 \| good	13.236 \| good	0.239 \| good	9.55 \| good	0.307 \| good
2026-03-06T13:00:00.000Z	44 \| good	8.237 \| good	34.377 \| good	13.279 \| good	0.222 \| good	9.627 \| good	0.323 \| good
2026-03-06T14:00:00.000Z	44 \| good	7.992 \| good	33.16 \| good	19.755 \| good	0.246 \| good	8.152 \| good	0.295 \| good
2026-03-06T15:00:00.000Z	38 \| good	7.367 \| good	28.273 \| good	20.321 \| good	0.16 \| good	7.911 \| good	0.309 \| good
2026-03-06T16:00:00.000Z	38 \| good	7.402 \| good	30.441 \| good	20.722 \| good	0.165 \| good	8.624 \| good	0.324 \| good
2026-03-06T17:00:00.000Z	38 \| good	6.652 \| good	27.201 \| good	21.989 \| good	0.179 \| good	8.661 \| good	0.295 \| good
2026-03-06T18:00:00.000Z	38 \| good	6.757 \| good	27.71 \| good	21.596 \| good	0.258 \| good	9.746 \| good	0.255 \| good
2026-03-06T19:00:00.000Z	49 \| good	8.531 \| good	35.796 \| good	23.734 \| good	0.265 \| good	9.896 \| good	0.255 \| good
2026-03-06T20:00:00.000Z	49 \| good	9.229 \| good	37.253 \| good	23.919 \| good	0.226 \| good	9.112 \| good	0.262 \| good
2026-03-06T21:00:00.000Z	49 \| good	9.136 \| good	37.324 \| good	23.963 \| good	0.162 \| good	8.02 \| good	0.238 \| good
2026-03-06T22:00:00.000Z	49 \| good	9.341 \| good	38.922 \| good	23.801 \| good	0.232 \| good	7.684 \| good	0.254 \| good
2026-03-06T23:00:00.000Z	54 \| moderate	11.091 \| good	45.074 \| good	23.362 \| good	0.299 \| good	6.909 \| good	0.278 \| good
2026-03-07T00:00:00.000Z	54 \| moderate	11.394 \| good	47.427 \| good	23.116 \| good	0.323 \| good	6.939 \| good	0.253 \| good
2026-03-07T01:00:00.000Z	58 \| moderate	12.516 \| fine	53.038 \| good	22.769 \| good	0.187 \| good	6.955 \| good	0.278 \| good
2026-03-07T02:00:00.000Z	56 \| moderate	12.4 \| fine	50.282 \| good	24.61 \| good	0.301 \| good	5.76 \| good	0.238 \| good
2026-03-07T03:00:00.000Z	56 \| moderate	11.632 \| good	46.554 \| good	27.483 \| good	0.163 \| good	4.511 \| good	0.209 \| good
2026-03-07T04:00:00.000Z	52 \| moderate	9.811 \| good	39.33 \| good	31.284 \| good	0.223 \| good	4.139 \| good	0.209 \| good
2026-03-07T05:00:00.000Z	44 \| good	7.832 \| good	29.993 \| good	33.315 \| good	0.376 \| good	3.402 \| good	0.195 \| good
2026-03-07T06:00:00.000Z	33 \| good	6.08 \| good	23.806 \| good	32.39 \| good	0.248 \| good	3.614 \| good	0.195 \| good
2026-03-07T07:00:00.000Z	33 \| good	6.3 \| good	24.62 \| good	32.361 \| good	0.227 \| good	3.018 \| good	0.195 \| good
2026-03-07T08:00:00.000Z	33 \| good	5.599 \| good	22.214 \| good	30.624 \| good	0.242 \| good	3.037 \| good	0.195 \| good
2026-03-07T09:00:00.000Z	28 \| good	5.224 \| good	21.442 \| good	30.163 \| good	0.321 \| good	3.16 \| good	0.149 \| good
2026-03-07T10:00:00.000Z	27 \| good	4.392 \| good	18.363 \| good	29.363 \| good	0.256 \| good	4.839 \| good	0.162 \| good
2026-03-07T11:00:00.000Z	27 \| good	4.047 \| good	17.902 \| good	28.822 \| good	0.265 \| good	5.738 \| good	0.162 \| good
2026-03-07T12:00:00.000Z	26 \| good	3.636 \| good	14.472 \| good	27.981 \| good	0.191 \| good	4.569 \| good	0.178 \| good
2026-03-07T13:00:00.000Z	26 \| good	3.73 \| good	14.349 \| good	27.974 \| good	0.193 \| good	5.286 \| good	0.178 \| good
2026-03-07T14:00:00.000Z	22 \| good	3.597 \| good	12.939 \| good	23.857 \| good	0.148 \| good	8.232 \| good	0.223 \| good
2026-03-07T15:00:00.000Z	21 \| good	2.701 \| good	11.288 \| good	22.668 \| good	0.164 \| good	8.619 \| good	0.223 \| good
2026-03-07T16:00:00.000Z	27 \| good	4.567 \| good	19.081 \| good	22.563 \| good	0.235 \| good	9.471 \| good	0.223 \| good
2026-03-07T17:00:00.000Z	27 \| good	5.348 \| good	23.21 \| good	22.888 \| good	0.243 \| good	7.316 \| good	0.223 \| good
2026-03-07T18:00:00.000Z	33 \| good	5.973 \| good	24.981 \| good	22.57 \| good	0.245 \| good	6.891 \| good	0.259 \| good
2026-03-07T19:00:00.000Z	38 \| good	6.708 \| good	28.847 \| good	23.384 \| good	0.216 \| good	6.529 \| good	0.259 \| good
2026-03-07T20:00:00.000Z	49 \| good	8.724 \| good	37.26 \| good	23.249 \| good	0.306 \| good	6.709 \| good	0.259 \| good
2026-03-07T21:00:00.000Z	49 \| good	8.668 \| good	36.009 \| good	24.124 \| good	0.241 \| good	7.574 \| good	0.259 \| good
2026-03-07T22:00:00.000Z	49 \| good	9.416 \| good	38.815 \| good	24.432 \| good	0.263 \| good	7.277 \| good	0.207 \| good
2026-03-07T23:00:00.000Z	52 \| moderate	9.891 \| good	40.988 \| good	23.656 \| good	0.353 \| good	7.128 \| good	0.235 \| good
2026-03-08T00:00:00.000Z	54 \| moderate	10.519 \| good	44.646 \| good	20.181 \| good	0.291 \| good	10.032 \| good	0.292 \| good
2026-03-08T01:00:00.000Z	54 \| moderate	10.519 \| good	44.646 \| good	20.181 \| good	0.291 \| good	10.032 \| good	0.292 \| good
2026-03-08T02:00:00.000Z	67 \| moderate	18.363 \| fine	81.001 \| fine	14.167 \| good	1.28 \| good	8.635 \| good	0.174 \| good
2026-03-08T03:00:00.000Z	67 \| moderate	17.581 \| fine	77.962 \| fine	8.901 \| good	1.354 \| good	7.283 \| good	0.154 \| good
2026-03-08T04:00:00.000Z	58 \| moderate	13.176 \| fine	59.41 \| fine	10.458 \| good	1.306 \| good	6.083 \| good	0.143 \| good
2026-03-08T05:00:00.000Z	54 \| moderate	10.578 \| good	46.837 \| good	13.389 \| good	1.259 \| good	4.882 \| good	0.132 \| good
2026-03-08T06:00:00.000Z	44 \| good	8.487 \| good	37.012 \| good	10.872 \| good	1.211 \| good	3.682 \| good	0.121 \| good
2026-03-08T07:00:00.000Z	44 \| good	8.141 \| good	35.779 \| good	18.288 \| good	1.144 \| good	3.418 \| good	0.118 \| good
2026-03-08T08:00:00.000Z	33 \| good	6.108 \| good	27.14 \| good	15.642 \| good	1.078 \| good	3.154 \| good	0.116 \| good
2026-03-08T09:00:00.000Z	33 \| good	6.212 \| good	27.465 \| good	17.397 \| good	1.011 \| good	2.89 \| good	0.113 \| good
2026-03-08T10:00:00.000Z	27 \| good	5.365 \| good	22.993 \| good	16.158 \| good	1.041 \| good	3.671 \| good	0.118 \| good
2026-03-08T11:00:00.000Z	38 \| good	7.499 \| good	32.735 \| good	17.682 \| good	1.071 \| good	4.453 \| good	0.123 \| good
2026-03-08T12:00:00.000Z	33 \| good	6.084 \| good	26.617 \| good	17.613 \| good	1.101 \| good	5.234 \| good	0.128 \| good
2026-03-08T13:00:00.000Z	33 \| good	5.64 \| good	24.366 \| good	21.445 \| good	1.164 \| good	6.016 \| good	0.139 \| good
2026-03-08T14:00:00.000Z	33 \| good	5.755 \| good	25.122 \| good	26.742 \| good	1.227 \| good	6.797 \| good	0.15 \| good
2026-03-08T15:00:00.000Z	27 \| good	4.55 \| good	19.854 \| good	22.957 \| good	1.29 \| good	7.579 \| good	0.16 \| good
2026-03-08T16:00:00.000Z	26 \| good	2.399 \| good	9.715 \| good	27.748 \| good	1.353 \| good	6.281 \| good	0.155 \| good
2026-03-08T17:00:00.000Z	26 \| good	3.496 \| good	15.391 \| good	27.841 \| good	1.416 \| good	4.984 \| good	0.149 \| good
2026-03-08T18:00:00.000Z	28 \| good	3.92 \| good	17.033 \| good	30.453 \| good	1.48 \| good	3.686 \| good	0.143 \| good
2026-03-08T19:00:00.000Z	33 \| good	5.694 \| good	25.058 \| good	27.548 \| good	1.474 \| good	3.546 \| good	0.146 \| good
2026-03-08T20:00:00.000Z	38 \| good	7.056 \| good	31.073 \| good	28.162 \| good	1.469 \| good	3.405 \| good	0.148 \| good
2026-03-08T21:00:00.000Z	44 \| good	8.494 \| good	37.361 \| good	26.702 \| good	1.463 \| good	3.264 \| good	0.15 \| good
2026-03-08T22:00:00.000Z	38 \| good	6.543 \| good	29.24 \| good	25.305 \| good	1.552 \| good	4.682 \| good	0.162 \| good
2026-03-08T23:00:00.000Z	31 \| good	5.374 \| good	22.931 \| good	34.035 \| good	1.64 \| good	6.099 \| good	0.173 \| good
2026-03-09T00:00:00.000Z	33 \| good	6.345 \| good	28.244 \| good	28.574 \| good	1.729 \| good	7.517 \| good	0.185 \| good
2026-03-09T01:00:00.000Z	49 \| good	8.963 \| good	39.731 \| good	22.845 \| good	1.764 \| good	8.028 \| good	0.188 \| good
2026-03-09T02:00:00.000Z	54 \| moderate	11.408 \| good	50.832 \| good	19.156 \| good	1.799 \| good	8.539 \| good	0.191 \| good
2026-03-09T03:00:00.000Z	52 \| moderate	9.501 \| good	42.247 \| good	15.842 \| good	1.834 \| good	9.05 \| good	0.195 \| good
2026-03-09T04:00:00.000Z	52 \| moderate	10.352 \| good	46.055 \| good	12.9 \| good	1.829 \| good	8.363 \| good	0.19 \| good
2026-03-09T05:00:00.000Z	52 \| moderate	9.689 \| good	43.215 \| good	11.412 \| good	1.824 \| good	7.677 \| good	0.186 \| good
2026-03-09T06:00:00.000Z	33 \| good	5.567 \| good	5.86 \| good	29.93 \| good	1.806 \| good	6.905 \| good	0.181 \| good
2026-03-09T07:00:00.000Z	44 \| good	7.539 \| good	33.322 \| good	9.374 \| good	1.926 \| good	6.374 \| good	0.176 \| good
2026-03-09T08:00:00.000Z	49 \| good	9.123 \| good	40.665 \| good	14.567 \| good	2.032 \| good	5.759 \| good	0.171 \| good
2026-03-09T09:00:00.000Z	54 \| moderate	11.293 \| good	49.734 \| good	14.12 \| good	2.139 \| good	5.144 \| good	0.165 \| good
2026-03-09T10:00:00.000Z	52 \| moderate	9.919 \| good	43.911 \| good	4.847 \| good	2.325 \| good	7.794 \| good	0.186 \| good
2026-03-09T11:00:00.000Z	58 \| moderate	12.726 \| fine	56.687 \| fine	4.971 \| good	2.512 \| good	10.445 \| good	0.206 \| good
2026-03-09T12:00:00.000Z	52 \| moderate	9.923 \| good	10.324 \| good	18.555 \| good	2.706 \| good	13.167 \| good	0.227 \| good
2026-03-09T13:00:00.000Z	54 \| moderate	10.542 \| good	10.873 \| good	22.28 \| good	3.124 \| good	11.774 \| good	0.226 \| good
2026-03-09T14:00:00.000Z	52 \| moderate	9.802 \| good	10.137 \| good	26.006 \| good	3.542 \| good	10.381 \| good	0.225 \| good
2026-03-09T15:00:00.000Z	49 \| good	8.693 \| good	9.151 \| good	29.732 \| good	3.96 \| good	8.988 \| good	0.224 \| good
2026-03-09T16:00:00.000Z	44 \| good	7.773 \| good	8.302 \| good	34.893 \| good	3.661 \| good	7.42 \| good	0.207 \| good
2026-03-09T17:00:00.000Z	30 \| good	3.703 \| good	16.07 \| good	32.201 \| good	3.283 \| good	5.867 \| good	0.191 \| good
2026-03-09T18:00:00.000Z	42 \| good	6.701 \| good	7.255 \| good	45.216 \| good	3.064 \| good	4.285 \| good	0.172 \| good
2026-03-09T19:00:00.000Z	43 \| good	6.695 \| good	7.208 \| good	46.361 \| good	2.716 \| good	4.197 \| good	0.17 \| good
2026-03-09T20:00:00.000Z	44 \| good	6.787 \| good	7.259 \| good	47.506 \| good	2.369 \| good	4.11 \| good	0.168 \| good
2026-03-09T21:00:00.000Z	45 \| good	7.01 \| good	7.428 \| good	48.65 \| good	2.021 \| good	4.022 \| good	0.166 \| good
2026-03-09T22:00:00.000Z	44 \| good	7.831 \| good	8.187 \| good	42.24 \| good	1.961 \| good	7.966 \| good	0.193 \| good
2026-03-09T23:00:00.000Z	52 \| moderate	9.51 \| good	9.819 \| good	35.829 \| good	1.901 \| good	11.909 \| good	0.221 \| good
2026-03-10T00:00:00.000Z	54 \| moderate	11.495 \| good	11.768 \| good	29.418 \| good	1.841 \| good	15.852 \| good	0.248 \| good
2026-03-10T01:00:00.000Z	58 \| moderate	12.816 \| fine	13.059 \| good	27.804 \| good	1.813 \| good	15.984 \| good	0.248 \| good

Towson

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Towson, Maryland air quality map: Track AQI near you

0.29ppm

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 Towson, Maryland updated?

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

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

The worst air quality in Towson, Maryland in the last 24 hours was observed at 01:00:00 on 2026-03-07.

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

In the last 24 hrs, the best air quality in Towson, Maryland was observed at 03:00:00 on 2026-03-07.

What is the current air quality in Towson, Maryland?

The current air quality in Towson, Maryland is 54, categorized as Moderate based on real-time data.

What pollutant is the most common in Towson, Maryland?

The most common pollutant in Towson, Maryland is PM2.5.

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

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

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

The current PM_2.5 concentration at Towson, Maryland is 10.519 μg/m³.

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

The current PM₁₀ concentration at Towson, Maryland is 44.646 μg/m³.

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

The current carbon monoxide (CO) concentration at Towson, Maryland is 0.292 ppm.

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

The current sulfur dioxide (SO₂) concentration at Towson, Maryland is 0.291 ppb.

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

The current ozone (O₃) concentration at Towson, Maryland is 20.181 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Towson, Maryland is 10.032 ppb.

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