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

The current PM10 concentration at Eldersburg, Maryland is 14.263 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Eldersburg, Maryland is 0.337 ppb.

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

The current ozone (O3) concentration at Eldersburg, Maryland is 47.657 ppm.

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

The current nitrogen dioxide (NO2) concentration at Eldersburg, Maryland is 4.349 ppb.

Eldersburg, Maryland live air quality index now

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

The current PM2.5 concentration at Eldersburg, Maryland is 3.488 μg/m3.

Stay updated with real-time air quality in Eldersburg, 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

Eldersburg, Maryland

Last updated: ... (Local time)

Major air pollutants in Eldersburg, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.49 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

14.26 μg/m³

155

255

425

605+

Ozone (O₃)

47.66 ppb

201

201+

Sulfur Dioxide (SO₂)

0.34 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.35 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.25 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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Eldersburg, Maryland

Scroll To Air Quality Map

Track live Eldersburg, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-08T00:00:00.000Z	38 \| good	7.026 \| good	34.412 \| good	17.815 \| good	0.301 \| good	10.181 \| good	0.3 \| good
2026-03-08T01:00:00.000Z	52 \| moderate	9.604 \| good	47.695 \| good	16.843 \| good	0.281 \| good	16.157 \| good	0.382 \| good
2026-03-08T02:00:00.000Z	52 \| moderate	9.921 \| good	41.889 \| good	15.239 \| good	0.249 \| good	20.791 \| good	0.409 \| good
2026-03-08T03:00:00.000Z	27 \| good	4.614 \| good	19.886 \| good	26.143 \| good	1.341 \| good	6.313 \| good	0.142 \| good
2026-03-08T04:00:00.000Z	49 \| good	8.64 \| good	41.195 \| good	13.225 \| good	0.269 \| good	13.307 \| good	0.362 \| good
2026-03-08T05:00:00.000Z	54 \| moderate	10.656 \| good	49.704 \| good	11.998 \| good	0.294 \| good	15.303 \| good	0.398 \| good
2026-03-08T06:00:00.000Z	58 \| moderate	13.09 \| fine	68.305 \| fine	11.972 \| good	0.242 \| good	16.514 \| good	0.493 \| good
2026-03-08T07:00:00.000Z	56 \| moderate	11.598 \| good	36.075 \| good	11.146 \| good	0.262 \| good	16.938 \| good	0.526 \| good
2026-03-08T08:00:00.000Z	54 \| moderate	11.457 \| good	44.99 \| good	13.96 \| good	0.306 \| good	20.123 \| good	0.461 \| good
2026-03-08T09:00:00.000Z	54 \| moderate	10.745 \| good	53.311 \| good	14.234 \| good	0.336 \| good	12.782 \| good	0.382 \| good
2026-03-08T10:00:00.000Z	54 \| moderate	10.515 \| good	46.949 \| good	15.372 \| good	0.368 \| good	10.529 \| good	0.345 \| good
2026-03-08T11:00:00.000Z	52 \| moderate	9.8 \| good	42.654 \| good	14.684 \| good	0.424 \| good	7.972 \| good	0.311 \| good
2026-03-08T12:00:00.000Z	58 \| moderate	13.021 \| fine	55.884 \| fine	15.052 \| good	0.473 \| good	8.434 \| good	0.292 \| good
2026-03-08T13:00:00.000Z	49 \| good	8.808 \| good	40.466 \| good	14.821 \| good	0.473 \| good	8.95 \| good	0.292 \| good
2026-03-08T14:00:00.000Z	38 \| good	6.631 \| good	27.941 \| good	23.482 \| good	0.53 \| good	10.109 \| good	0.303 \| good
2026-03-08T15:00:00.000Z	44 \| good	7.554 \| good	29.944 \| good	27.475 \| good	0.589 \| good	7.471 \| good	0.385 \| good
2026-03-08T16:00:00.000Z	33 \| good	6.369 \| good	24.402 \| good	31.575 \| good	0.486 \| good	6.691 \| good	0.277 \| good
2026-03-08T17:00:00.000Z	33 \| good	5.496 \| good	20.564 \| good	35.635 \| good	0.474 \| good	4.841 \| good	0.211 \| good
2026-03-08T18:00:00.000Z	35 \| good	4.204 \| good	19.914 \| good	37.743 \| good	0.328 \| good	4.563 \| good	0.166 \| good
2026-03-08T19:00:00.000Z	37 \| good	4.824 \| good	22.789 \| good	39.62 \| good	0.364 \| good	3.135 \| good	0.166 \| good
2026-03-08T20:00:00.000Z	35 \| good	3.377 \| good	13.384 \| good	38.185 \| good	0.307 \| good	2.556 \| good	0.144 \| good
2026-03-08T21:00:00.000Z	36 \| good	3.178 \| good	16.73 \| good	38.681 \| good	0.257 \| good	2.379 \| good	0.148 \| good
2026-03-08T22:00:00.000Z	35 \| good	1.879 \| good	8.588 \| good	37.87 \| good	0.265 \| good	2.778 \| good	0.15 \| good
2026-03-08T23:00:00.000Z	35 \| good	3.578 \| good	18.098 \| good	38.209 \| good	0.267 \| good	6.601 \| good	0.15 \| good
2026-03-09T00:00:00.000Z	34 \| good	3.346 \| good	18.903 \| good	37.347 \| good	0.32 \| good	6.982 \| good	0.128 \| good
2026-03-09T01:00:00.000Z	31 \| good	2.481 \| good	12.358 \| good	33.498 \| good	0.4 \| good	8.662 \| good	0.183 \| good
2026-03-09T02:00:00.000Z	27 \| good	3.987 \| good	23.814 \| good	29.425 \| good	0.357 \| good	11.094 \| good	0.184 \| good
2026-03-09T03:00:00.000Z	38 \| good	6.567 \| good	29.477 \| good	17.384 \| good	2.063 \| good	15.414 \| good	0.267 \| good
2026-03-09T04:00:00.000Z	27 \| good	4.592 \| good	21.244 \| good	20.886 \| good	0.293 \| good	12.473 \| good	0.268 \| good
2026-03-09T05:00:00.000Z	30 \| good	4.561 \| good	31.866 \| good	22.536 \| good	0.293 \| good	12.202 \| good	0.331 \| good
2026-03-09T06:00:00.000Z	28 \| good	4.759 \| good	29.543 \| good	27.921 \| good	0.284 \| good	11.926 \| good	0.362 \| good
2026-03-09T07:00:00.000Z	27 \| good	4.616 \| good	19.464 \| good	27.486 \| good	0.298 \| good	13.071 \| good	0.362 \| good
2026-03-09T08:00:00.000Z	23 \| good	4.289 \| good	25.099 \| good	21.505 \| good	0.338 \| good	12.75 \| good	0.368 \| good
2026-03-09T09:00:00.000Z	33 \| good	5.72 \| good	21.935 \| good	19.255 \| good	0.303 \| good	14.125 \| good	0.37 \| good
2026-03-09T10:00:00.000Z	33 \| good	5.543 \| good	23.456 \| good	21.573 \| good	0.382 \| good	17.153 \| good	0.391 \| good
2026-03-09T11:00:00.000Z	38 \| good	6.877 \| good	29.761 \| good	11.656 \| good	0.547 \| good	16.836 \| good	0.408 \| good
2026-03-09T12:00:00.000Z	33 \| good	6.232 \| good	21.814 \| good	10.015 \| good	0.846 \| good	18.163 \| good	0.562 \| good
2026-03-09T13:00:00.000Z	44 \| good	7.531 \| good	36.297 \| good	10.432 \| good	0.928 \| good	18.4 \| good	0.638 \| good
2026-03-09T14:00:00.000Z	33 \| good	5.966 \| good	27.527 \| good	22.767 \| good	1.051 \| good	18.813 \| good	0.726 \| good
2026-03-09T15:00:00.000Z	38 \| good	7.187 \| good	22.895 \| good	30.199 \| good	0.963 \| good	14.445 \| good	0.603 \| good
2026-03-09T16:00:00.000Z	33 \| good	5.592 \| good	23.792 \| good	33.938 \| good	0.59 \| good	9.357 \| good	0.464 \| good
2026-03-09T17:00:00.000Z	38 \| good	7.27 \| good	23.098 \| good	37.942 \| good	0.498 \| good	8.88 \| good	0.306 \| good
2026-03-09T18:00:00.000Z	39 \| good	4.295 \| good	18.289 \| good	41.83 \| good	0.372 \| good	7.568 \| good	0.167 \| good
2026-03-09T19:00:00.000Z	44 \| good	7.657 \| good	38.999 \| good	44.433 \| good	0.398 \| good	4.494 \| good	0.179 \| good
2026-03-09T20:00:00.000Z	44 \| good	3.402 \| good	13.744 \| good	46.948 \| good	0.352 \| good	3.796 \| good	0.191 \| good
2026-03-09T21:00:00.000Z	44 \| good	3.346 \| good	12.482 \| good	48.153 \| good	0.29 \| good	3.988 \| good	0.207 \| good
2026-03-09T22:00:00.000Z	44 \| good	3.488 \| good	14.263 \| good	47.657 \| good	0.337 \| good	4.349 \| good	0.253 \| good
2026-03-09T23:00:00.000Z	42 \| good	3.644 \| good	18.322 \| good	44.822 \| good	0.37 \| good	7.982 \| good	0.247 \| good
2026-03-09T23:00:00.000Z	44 \| good	3.488 \| good	14.263 \| good	47.657 \| good	0.337 \| good	4.349 \| good	0.253 \| good
2026-03-10T00:00:00.000Z	23 \| good	2.799 \| good	11.895 \| good	25.444 \| good	1.891 \| good	20.474 \| good	0.285 \| good
2026-03-10T01:00:00.000Z	22 \| good	4.088 \| good	17.712 \| good	21.846 \| good	1.85 \| good	20.73 \| good	0.287 \| good
2026-03-10T02:00:00.000Z	38 \| good	7.246 \| good	32.036 \| good	21.214 \| good	1.809 \| good	20.985 \| good	0.289 \| good
2026-03-10T03:00:00.000Z	49 \| good	8.926 \| good	39.358 \| good	17.488 \| good	1.768 \| good	21.24 \| good	0.291 \| good
2026-03-10T04:00:00.000Z	54 \| moderate	10.887 \| good	47.844 \| good	12.058 \| good	1.654 \| good	20.14 \| good	0.284 \| good
2026-03-10T05:00:00.000Z	54 \| moderate	11.356 \| good	50.014 \| good	10.652 \| good	1.54 \| good	19.039 \| good	0.278 \| good
2026-03-10T06:00:00.000Z	54 \| moderate	11.054 \| good	48.94 \| good	9.584 \| good	1.426 \| good	17.938 \| good	0.271 \| good
2026-03-10T07:00:00.000Z	52 \| moderate	9.736 \| good	43.327 \| good	9.539 \| good	1.427 \| good	17.633 \| good	0.269 \| good
2026-03-10T08:00:00.000Z	44 \| good	8.274 \| good	36.413 \| good	11.647 \| good	1.429 \| good	17.328 \| good	0.266 \| good
2026-03-10T09:00:00.000Z	33 \| good	6.469 \| good	28.959 \| good	11.83 \| good	1.43 \| good	17.024 \| good	0.263 \| good
2026-03-10T10:00:00.000Z	22 \| good	3.676 \| good	16.04 \| good	10.739 \| good	1.533 \| good	17.251 \| good	0.285 \| good
2026-03-10T11:00:00.000Z	27 \| good	5.442 \| good	23.736 \| good	9.586 \| good	1.636 \| good	17.479 \| good	0.307 \| good
2026-03-10T12:00:00.000Z	27 \| good	5.496 \| good	23.921 \| good	10.846 \| good	1.739 \| good	17.706 \| good	0.328 \| good
2026-03-10T13:00:00.000Z	27 \| good	5.068 \| good	21.899 \| good	17.102 \| good	1.909 \| good	15.573 \| good	0.313 \| good
2026-03-10T14:00:00.000Z	27 \| good	5.449 \| good	23.414 \| good	22.045 \| good	2.08 \| good	13.44 \| good	0.299 \| good
2026-03-10T15:00:00.000Z	33 \| good	6.266 \| good	27.929 \| good	32.09 \| good	2.25 \| good	11.306 \| good	0.284 \| good
2026-03-10T16:00:00.000Z	35 \| good	5.775 \| good	25.059 \| good	37.533 \| good	2.269 \| good	9.382 \| good	0.253 \| good
2026-03-10T17:00:00.000Z	35 \| good	5.071 \| good	21.886 \| good	38.284 \| good	2.287 \| good	7.458 \| good	0.221 \| good
2026-03-10T18:00:00.000Z	35 \| good	4.993 \| good	21.307 \| good	38.124 \| good	2.306 \| good	5.533 \| good	0.19 \| good
2026-03-10T19:00:00.000Z	34 \| good	5.462 \| good	23.392 \| good	36.971 \| good	2.037 \| good	5.471 \| good	0.188 \| good
2026-03-10T20:00:00.000Z	30 \| good	5.156 \| good	22.312 \| good	32.493 \| good	1.769 \| good	5.408 \| good	0.187 \| good
2026-03-10T21:00:00.000Z	33 \| good	5.546 \| good	23.684 \| good	31.125 \| good	1.501 \| good	5.345 \| good	0.185 \| good
2026-03-10T22:00:00.000Z	28 \| good	4.072 \| good	17.664 \| good	29.673 \| good	1.52 \| good	9.107 \| good	0.212 \| good
2026-03-10T23:00:00.000Z	27 \| good	5.151 \| good	22.409 \| good	24.031 \| good	1.539 \| good	12.869 \| good	0.238 \| good
2026-03-11T00:00:00.000Z	22 \| good	4.142 \| good	18.31 \| good	18.497 \| good	1.558 \| good	16.632 \| good	0.265 \| good
2026-03-11T01:00:00.000Z	22 \| good	3.899 \| good	16.758 \| good	18.561 \| good	1.592 \| good	16.039 \| good	0.26 \| good
2026-03-11T02:00:00.000Z	56 \| moderate	11.829 \| good	52.976 \| good	15.747 \| good	1.627 \| good	15.447 \| good	0.256 \| good
2026-03-11T03:00:00.000Z	56 \| moderate	11.553 \| good	50.833 \| good	14.032 \| good	1.661 \| good	14.855 \| good	0.251 \| good
2026-03-11T04:00:00.000Z	54 \| moderate	11.108 \| good	49.054 \| good	13.223 \| good	1.569 \| good	13.669 \| good	0.237 \| good
2026-03-11T05:00:00.000Z	54 \| moderate	10.908 \| good	48.183 \| good	11.629 \| good	1.476 \| good	12.483 \| good	0.223 \| good
2026-03-11T06:00:00.000Z	60 \| moderate	14.481 \| fine	14.615 \| good	22.11 \| good	1.389 \| good	11.343 \| good	0.208 \| good
2026-03-11T07:00:00.000Z	52 \| moderate	9.946 \| good	44.168 \| good	10.485 \| good	1.395 \| good	10.3 \| good	0.197 \| good
2026-03-11T08:00:00.000Z	54 \| moderate	10.649 \| good	47.36 \| good	3.491 \| good	1.407 \| good	9.302 \| good	0.185 \| good
2026-03-11T09:00:00.000Z	49 \| good	9.434 \| good	42.387 \| good	3.884 \| good	1.419 \| good	8.304 \| good	0.174 \| good
2026-03-11T10:00:00.000Z	52 \| moderate	10.035 \| good	44.278 \| good	7.928 \| good	1.507 \| good	9.366 \| good	0.18 \| good
2026-03-11T11:00:00.000Z	52 \| moderate	9.873 \| good	44.04 \| good	6.901 \| good	1.595 \| good	10.427 \| good	0.186 \| good
2026-03-11T12:00:00.000Z	60 \| moderate	13.544 \| fine	13.63 \| good	16.168 \| good	1.692 \| good	11.515 \| good	0.193 \| good
2026-03-11T13:00:00.000Z	60 \| moderate	14.179 \| fine	14.247 \| good	18.395 \| good	1.797 \| good	10.205 \| good	0.198 \| good
2026-03-11T14:00:00.000Z	58 \| moderate	13.492 \| fine	13.554 \| good	20.623 \| good	1.902 \| good	8.895 \| good	0.202 \| good
2026-03-11T15:00:00.000Z	56 \| moderate	12.1 \| fine	12.17 \| good	22.851 \| good	2.006 \| good	7.585 \| good	0.207 \| good
2026-03-11T16:00:00.000Z	54 \| moderate	11.149 \| good	11.222 \| good	26.81 \| good	1.814 \| good	6.45 \| good	0.192 \| good
2026-03-11T17:00:00.000Z	21 \| good	2.644 \| good	10.485 \| good	23.47 \| good	1.621 \| good	5.305 \| good	0.176 \| good
2026-03-11T18:00:00.000Z	49 \| good	9.306 \| good	9.444 \| good	34.728 \| good	1.43 \| good	4.179 \| good	0.161 \| good
2026-03-11T19:00:00.000Z	49 \| good	9.114 \| good	9.288 \| good	35.412 \| good	1.237 \| good	3.985 \| good	0.155 \| good
2026-03-11T20:00:00.000Z	49 \| good	8.629 \| good	8.8 \| good	36.096 \| good	1.045 \| good	3.791 \| good	0.15 \| good
2026-03-11T21:00:00.000Z	44 \| good	7.969 \| good	8.103 \| good	36.78 \| good	0.853 \| good	3.596 \| good	0.145 \| good
2026-03-11T22:00:00.000Z	38 \| good	7.425 \| good	7.529 \| good	34.587 \| good	0.851 \| good	4.558 \| good	0.147 \| good
2026-03-11T23:00:00.000Z	38 \| good	7.013 \| good	7.105 \| good	32.394 \| good	0.849 \| good	5.52 \| good	0.149 \| good

Eldersburg

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Eldersburg, Maryland air quality map: Track AQI near you

0.25ppm

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 Eldersburg, Maryland updated?

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

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

The worst air quality in Eldersburg, Maryland in the last 24 hours was observed at 10:00:00 on 2026-03-09.

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

In the last 24 hrs, the best air quality in Eldersburg, Maryland was observed at 08:00:00 on 2026-03-09.

What is the current air quality in Eldersburg, Maryland?

The current air quality in Eldersburg, Maryland is 44, categorized as Good based on real-time data.

What pollutant is the most common in Eldersburg, Maryland?

The most common pollutant in Eldersburg, Maryland is O3.

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

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

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

The current PM_2.5 concentration at Eldersburg, Maryland is 3.488 μg/m³.

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

The current PM₁₀ concentration at Eldersburg, Maryland is 14.263 μg/m³.

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

The current carbon monoxide (CO) concentration at Eldersburg, Maryland is 0.253 ppm.

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

The current sulfur dioxide (SO₂) concentration at Eldersburg, Maryland is 0.337 ppb.

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

The current ozone (O₃) concentration at Eldersburg, Maryland is 47.657 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Eldersburg, Maryland is 4.349 ppb.

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