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

The current PM10 concentration at Eldersburg, Maryland is 51.913 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Eldersburg, Maryland is 0.362 ppb.

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

The current ozone (O3) concentration at Eldersburg, Maryland is 22.325 ppm.

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

The current nitrogen dioxide (NO2) concentration at Eldersburg, Maryland is 15.312 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 14.002 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)

Moderate

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)

14.00 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

51.91 μg/m³

155

255

425

605+

Ozone (O₃)

22.32 ppb

201

201+

Sulfur Dioxide (SO₂)

0.36 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

15.31 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.40 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Eldersburg, Maryland

Get Live Pollen Counts

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
2025-12-05T05:00:00.000Z	33 \| good	5.885 \| good	25.139 \| good	27.239 \| good	0.255 \| good	6.453 \| good	0.149 \| good
2025-12-05T06:00:00.000Z	33 \| good	5.589 \| good	19.893 \| good	29.351 \| good	0.365 \| good	6.384 \| good	0.141 \| good
2025-12-05T07:00:00.000Z	27 \| good	5.019 \| good	19.717 \| good	28.392 \| good	0.337 \| good	6.346 \| good	0.117 \| good
2025-12-05T08:00:00.000Z	27 \| good	4.438 \| good	19.807 \| good	29.418 \| good	0.203 \| good	4.116 \| good	0.117 \| good
2025-12-05T09:00:00.000Z	27 \| good	3.585 \| good	14.574 \| good	29.412 \| good	0.16 \| good	4.115 \| good	0.133 \| good
2025-12-05T10:00:00.000Z	27 \| good	2.815 \| good	11.998 \| good	29.443 \| good	0.176 \| good	3.099 \| good	0.133 \| good
2025-12-05T11:00:00.000Z	28 \| good	3.559 \| good	13.933 \| good	30.491 \| good	0.23 \| good	3.874 \| good	0.178 \| good
2025-12-05T12:00:00.000Z	28 \| good	3.762 \| good	14.8 \| good	29.997 \| good	0.213 \| good	4.522 \| good	0.178 \| good
2025-12-05T13:00:00.000Z	29 \| good	3.211 \| good	13.407 \| good	30.86 \| good	0.185 \| good	6.093 \| good	0.226 \| good
2025-12-05T14:00:00.000Z	28 \| good	4.219 \| good	11.882 \| good	30.468 \| good	0.214 \| good	8.984 \| good	0.226 \| good
2025-12-05T15:00:00.000Z	28 \| good	4.368 \| good	17.039 \| good	30.191 \| good	0.211 \| good	10.451 \| good	0.21 \| good
2025-12-05T16:00:00.000Z	29 \| good	3.649 \| good	13.901 \| good	31.261 \| good	0.153 \| good	10.676 \| good	0.226 \| good
2025-12-05T17:00:00.000Z	29 \| good	4.581 \| good	14.583 \| good	30.574 \| good	0.178 \| good	10.086 \| good	0.21 \| good
2025-12-05T18:00:00.000Z	29 \| good	4.259 \| good	15.255 \| good	30.565 \| good	0.448 \| good	11.299 \| good	0.21 \| good
2025-12-05T19:00:00.000Z	38 \| good	6.5 \| good	20.771 \| good	29.615 \| good	0.185 \| good	13.67 \| good	0.24 \| good
2025-12-05T20:00:00.000Z	31 \| good	4.615 \| good	34.225 \| good	30.943 \| good	0.276 \| good	14.943 \| good	0.263 \| good
2025-12-05T21:00:00.000Z	38 \| good	7.045 \| good	17.013 \| good	27.036 \| good	0.251 \| good	17.662 \| good	0.247 \| good
2025-12-05T22:00:00.000Z	27 \| good	4.962 \| good	16.381 \| good	25.865 \| good	0.161 \| good	13.018 \| good	0.247 \| good
2025-12-05T23:00:00.000Z	33 \| good	6.172 \| good	24.669 \| good	25.609 \| good	0.165 \| good	12.096 \| good	0.28 \| good
2025-12-06T00:00:00.000Z	44 \| good	7.755 \| good	31.489 \| good	20.943 \| good	0.202 \| good	10.716 \| good	0.294 \| good
2025-12-06T01:00:00.000Z	44 \| good	7.756 \| good	31.035 \| good	22.338 \| good	0.161 \| good	14.443 \| good	0.265 \| good
2025-12-06T02:00:00.000Z	38 \| good	7.04 \| good	31.83 \| good	19.743 \| good	0.231 \| good	15.348 \| good	0.265 \| good
2025-12-06T03:00:00.000Z	52 \| moderate	10.345 \| good	32.49 \| good	20.408 \| good	0.191 \| good	13.653 \| good	0.265 \| good
2025-12-06T04:00:00.000Z	62 \| moderate	15.088 \| fine	44.036 \| good	18.614 \| good	0.174 \| good	13.728 \| good	0.242 \| good
2025-12-06T05:00:00.000Z	56 \| moderate	12.033 \| good	50.868 \| good	13.759 \| good	0.214 \| good	14.276 \| good	0.247 \| good
2025-12-06T06:00:00.000Z	56 \| moderate	12.399 \| fine	49.623 \| good	17.167 \| good	0.187 \| good	14.036 \| good	0.21 \| good
2025-12-06T07:00:00.000Z	58 \| moderate	13.315 \| fine	59.819 \| fine	17.681 \| good	0.189 \| good	13.844 \| good	0.21 \| good
2025-12-06T08:00:00.000Z	56 \| moderate	11.518 \| good	46.429 \| good	13.844 \| good	0.159 \| good	14.159 \| good	0.265 \| good
2025-12-06T09:00:00.000Z	66 \| moderate	17.347 \| fine	53.611 \| good	15.253 \| good	0.159 \| good	13.978 \| good	0.242 \| good
2025-12-06T10:00:00.000Z	67 \| moderate	18.173 \| fine	69.237 \| fine	13.139 \| good	0.209 \| good	13.068 \| good	0.242 \| good
2025-12-06T11:00:00.000Z	67 \| moderate	18.471 \| fine	42.52 \| good	11.622 \| good	0.217 \| good	12.333 \| good	0.243 \| good
2025-12-06T12:00:00.000Z	67 \| moderate	17.903 \| fine	70.063 \| fine	9.709 \| good	0.1 \| good	11.403 \| good	0.257 \| good
2025-12-06T13:00:00.000Z	67 \| moderate	17.713 \| fine	87.827 \| fine	10.284 \| good	0.138 \| good	11.155 \| good	0.273 \| good
2025-12-06T14:00:00.000Z	62 \| moderate	15.002 \| fine	60.232 \| fine	11.678 \| good	0.174 \| good	13.224 \| good	0.357 \| good
2025-12-06T15:00:00.000Z	66 \| moderate	17.236 \| fine	60.128 \| fine	17.227 \| good	0.22 \| good	11.802 \| good	0.355 \| good
2025-12-06T16:00:00.000Z	66 \| moderate	16.885 \| fine	67.572 \| fine	22.362 \| good	0.282 \| good	7.91 \| good	0.31 \| good
2025-12-06T17:00:00.000Z	58 \| moderate	12.955 \| fine	27.469 \| good	26.613 \| good	0.296 \| good	6.2 \| good	0.31 \| good
2025-12-06T18:00:00.000Z	54 \| moderate	10.912 \| good	34.047 \| good	26.933 \| good	0.388 \| good	6.268 \| good	0.259 \| good
2025-12-06T19:00:00.000Z	44 \| good	8.237 \| good	24.518 \| good	28.395 \| good	0.276 \| good	5.215 \| good	0.198 \| good
2025-12-06T20:00:00.000Z	54 \| moderate	10.576 \| good	36.313 \| good	31.309 \| good	0.24 \| good	5.401 \| good	0.18 \| good
2025-12-06T21:00:00.000Z	44 \| good	7.768 \| good	22.841 \| good	29.648 \| good	0.204 \| good	6.04 \| good	0.165 \| good
2025-12-06T22:00:00.000Z	49 \| good	9.429 \| good	33.011 \| good	22.937 \| good	0.212 \| good	9.448 \| good	0.182 \| good
2025-12-06T23:00:00.000Z	62 \| moderate	15.115 \| fine	29.444 \| good	22.434 \| good	0.185 \| good	13.379 \| good	0.164 \| good
2025-12-07T00:00:00.000Z	69 \| moderate	19.342 \| fine	30.561 \| good	20.537 \| good	0.185 \| good	17.544 \| good	0.279 \| good
2025-12-07T01:00:00.000Z	66 \| moderate	17.093 \| fine	44.436 \| good	20.093 \| good	0.244 \| good	20.071 \| good	0.343 \| good
2025-12-07T02:00:00.000Z	56 \| moderate	11.916 \| good	40.855 \| good	14.867 \| good	0.35 \| good	15.235 \| good	0.411 \| good
2025-12-07T03:00:00.000Z	60 \| moderate	14.002 \| fine	51.913 \| good	22.325 \| good	0.362 \| good	15.312 \| good	0.396 \| good
2025-12-07T04:00:00.000Z	62 \| moderate	14.79 \| fine	44.655 \| good	16.753 \| good	0.592 \| good	14.218 \| good	0.434 \| good
2025-12-07T04:00:00.000Z	60 \| moderate	14.002 \| fine	51.913 \| good	22.325 \| good	0.362 \| good	15.312 \| good	0.396 \| good
2025-12-07T05:00:00.000Z	54 \| moderate	10.594 \| good	47.047 \| good	22.098 \| good	3.266 \| good	10.165 \| good	0.226 \| good
2025-12-07T06:00:00.000Z	52 \| moderate	9.945 \| good	43.936 \| good	23.276 \| good	3.216 \| good	7.304 \| good	0.199 \| good
2025-12-07T07:00:00.000Z	49 \| good	9.393 \| good	41.504 \| good	23.402 \| good	3.241 \| good	7.34 \| good	0.199 \| good
2025-12-07T08:00:00.000Z	52 \| moderate	9.949 \| good	44.472 \| good	18.667 \| good	3.267 \| good	7.375 \| good	0.198 \| good
2025-12-07T09:00:00.000Z	54 \| moderate	10.55 \| good	47.129 \| good	19.082 \| good	3.292 \| good	7.411 \| good	0.198 \| good
2025-12-07T10:00:00.000Z	56 \| moderate	12.424 \| fine	55.713 \| fine	13.688 \| good	3.413 \| good	10.162 \| good	0.217 \| good
2025-12-07T11:00:00.000Z	58 \| moderate	13.259 \| fine	60.065 \| fine	13.123 \| good	3.533 \| good	12.914 \| good	0.236 \| good
2025-12-07T12:00:00.000Z	60 \| moderate	14.022 \| fine	62.83 \| fine	12.638 \| good	3.654 \| good	15.665 \| good	0.256 \| good
2025-12-07T13:00:00.000Z	62 \| moderate	15.467 \| fine	69.118 \| fine	16.856 \| good	4.05 \| good	12.408 \| good	0.239 \| good
2025-12-07T14:00:00.000Z	58 \| moderate	13.409 \| fine	61.004 \| fine	24.798 \| good	4.446 \| good	9.151 \| good	0.223 \| good
2025-12-07T15:00:00.000Z	56 \| moderate	12.111 \| fine	54.526 \| good	26.07 \| good	4.842 \| good	5.893 \| good	0.206 \| good
2025-12-07T16:00:00.000Z	56 \| moderate	11.551 \| good	51.269 \| good	30.243 \| good	4.976 \| good	5.606 \| good	0.203 \| good
2025-12-07T17:00:00.000Z	54 \| moderate	10.604 \| good	46.622 \| good	34.054 \| good	5.111 \| good	5.319 \| good	0.2 \| good
2025-12-07T18:00:00.000Z	54 \| moderate	10.71 \| good	47.326 \| good	34.645 \| good	5.246 \| good	5.032 \| good	0.197 \| good
2025-12-07T19:00:00.000Z	52 \| moderate	10.141 \| good	44.992 \| good	37.945 \| good	5.166 \| good	6.735 \| good	0.204 \| good
2025-12-07T20:00:00.000Z	52 \| moderate	10.274 \| good	45.289 \| good	40.541 \| good	5.087 \| good	8.439 \| good	0.212 \| good
2025-12-07T21:00:00.000Z	54 \| moderate	10.81 \| good	48.085 \| good	36.071 \| good	5.008 \| good	10.142 \| good	0.22 \| good
2025-12-07T22:00:00.000Z	56 \| moderate	11.508 \| good	51.229 \| good	31.104 \| good	4.833 \| good	15.366 \| good	0.274 \| good
2025-12-07T23:00:00.000Z	60 \| moderate	13.546 \| fine	61.088 \| fine	26.313 \| good	4.659 \| good	20.59 \| good	0.328 \| good
2025-12-08T00:00:00.000Z	62 \| moderate	15.141 \| fine	67.194 \| fine	23.297 \| good	4.484 \| good	25.814 \| good	0.382 \| good
2025-12-08T01:00:00.000Z	60 \| moderate	13.769 \| fine	61.773 \| fine	19.873 \| good	4.227 \| good	25.634 \| good	0.372 \| good
2025-12-08T02:00:00.000Z	60 \| moderate	14.127 \| fine	63.081 \| fine	16.079 \| good	3.97 \| good	25.454 \| good	0.363 \| good
2025-12-08T03:00:00.000Z	60 \| moderate	13.991 \| fine	62.954 \| fine	17.762 \| good	3.712 \| good	25.274 \| good	0.354 \| good
2025-12-08T04:00:00.000Z	54 \| moderate	10.897 \| good	48.561 \| good	19.703 \| good	3.997 \| good	20.787 \| good	0.318 \| good
2025-12-08T05:00:00.000Z	49 \| good	9.243 \| good	41.282 \| good	20.633 \| good	4.282 \| good	16.299 \| good	0.282 \| good
2025-12-08T06:00:00.000Z	49 \| good	9.38 \| good	41.884 \| good	22.606 \| good	4.567 \| good	11.811 \| good	0.246 \| good
2025-12-08T07:00:00.000Z	52 \| moderate	9.883 \| good	43.98 \| good	24.784 \| good	4.173 \| good	9.513 \| good	0.229 \| good
2025-12-08T08:00:00.000Z	26 \| good	3.684 \| good	16.457 \| good	27.682 \| good	3.779 \| good	7.215 \| good	0.212 \| good
2025-12-08T09:00:00.000Z	27 \| good	0.34 \| good	1.019 \| good	29.3 \| good	3.384 \| good	4.917 \| good	0.195 \| good
2025-12-08T10:00:00.000Z	25 \| good	0.601 \| good	2.044 \| good	27.047 \| good	2.524 \| good	4.348 \| good	0.182 \| good
2025-12-08T11:00:00.000Z	23 \| good	1.853 \| good	7.862 \| good	25.407 \| good	1.663 \| good	3.78 \| good	0.17 \| good
2025-12-08T12:00:00.000Z	22 \| good	2.781 \| good	11.646 \| good	23.723 \| good	0.802 \| good	3.211 \| good	0.158 \| good
2025-12-08T13:00:00.000Z	22 \| good	2.86 \| good	11.917 \| good	24.47 \| good	0.955 \| good	2.988 \| good	0.159 \| good
2025-12-08T14:00:00.000Z	27 \| good	2.178 \| good	8.974 \| good	28.537 \| good	1.109 \| good	2.766 \| good	0.16 \| good
2025-12-08T15:00:00.000Z	25 \| good	1.439 \| good	5.875 \| good	27.455 \| good	1.262 \| good	2.544 \| good	0.161 \| good
2025-12-08T16:00:00.000Z	25 \| good	1.255 \| good	5 \| good	27.202 \| good	1.316 \| good	2.34 \| good	0.158 \| good
2025-12-08T17:00:00.000Z	25 \| good	0.782 \| good	2.931 \| good	27.023 \| good	1.37 \| good	2.137 \| good	0.155 \| good
2025-12-08T18:00:00.000Z	27 \| good	0.61 \| good	2.028 \| good	29.18 \| good	1.424 \| good	1.934 \| good	0.153 \| good
2025-12-08T19:00:00.000Z	29 \| good	0.606 \| good	2.087 \| good	31.059 \| good	1.509 \| good	2.451 \| good	0.153 \| good
2025-12-08T20:00:00.000Z	29 \| good	1.163 \| good	4.787 \| good	30.663 \| good	1.594 \| good	2.968 \| good	0.153 \| good
2025-12-08T21:00:00.000Z	28 \| good	1.258 \| good	5.02 \| good	29.886 \| good	1.679 \| good	3.485 \| good	0.153 \| good
2025-12-08T22:00:00.000Z	26 \| good	2.015 \| good	8.478 \| good	27.87 \| good	1.794 \| good	6.892 \| good	0.178 \| good
2025-12-08T23:00:00.000Z	22 \| good	3.554 \| good	15.535 \| good	23.368 \| good	1.909 \| good	10.299 \| good	0.202 \| good
2025-12-09T00:00:00.000Z	44 \| good	8.066 \| good	8.715 \| good	21.35 \| good	2.038 \| good	13.915 \| good	0.227 \| good
2025-12-09T01:00:00.000Z	33 \| good	6.141 \| good	27.365 \| good	18.699 \| good	2.201 \| good	13.958 \| good	0.229 \| good
2025-12-09T02:00:00.000Z	44 \| good	7.965 \| good	34.647 \| good	15.586 \| good	2.378 \| good	14.211 \| good	0.231 \| good
2025-12-09T03:00:00.000Z	44 \| good	8.157 \| good	35.888 \| good	14.383 \| good	2.555 \| good	14.464 \| good	0.233 \| good
2025-12-09T04:00:00.000Z	44 \| good	7.564 \| good	33.2 \| good	12.501 \| good	2.609 \| good	13.815 \| good	0.231 \| good

Eldersburg

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Eldersburg, Maryland air quality map: Track AQI near you

0.40ppm

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 12:00:00 on 2025-12-07.

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 09:00:00 on 2025-12-06.

What is the current air quality in Eldersburg, Maryland?

The current air quality in Eldersburg, Maryland is 60, categorized as Moderate based on real-time data.

What pollutant is the most common in Eldersburg, Maryland?

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

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 14.002 μg/m³.

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

The current PM₁₀ concentration at Eldersburg, Maryland is 51.913 μg/m³.

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

The current carbon monoxide (CO) concentration at Eldersburg, Maryland is 0.396 ppm.

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

The current sulfur dioxide (SO₂) concentration at Eldersburg, Maryland is 0.362 ppb.

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

The current ozone (O₃) concentration at Eldersburg, Maryland is 22.325 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Eldersburg, Maryland is 15.312 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T05:00:00.000Z	33 \| good	5.885 \| good	25.139 \| good	27.239 \| good	0.255 \| good	6.453 \| good	0.149 \| good
2025-12-05T06:00:00.000Z	33 \| good	5.589 \| good	19.893 \| good	29.351 \| good	0.365 \| good	6.384 \| good	0.141 \| good
2025-12-05T07:00:00.000Z	27 \| good	5.019 \| good	19.717 \| good	28.392 \| good	0.337 \| good	6.346 \| good	0.117 \| good
2025-12-05T08:00:00.000Z	27 \| good	4.438 \| good	19.807 \| good	29.418 \| good	0.203 \| good	4.116 \| good	0.117 \| good
2025-12-05T09:00:00.000Z	27 \| good	3.585 \| good	14.574 \| good	29.412 \| good	0.16 \| good	4.115 \| good	0.133 \| good
2025-12-05T10:00:00.000Z	27 \| good	2.815 \| good	11.998 \| good	29.443 \| good	0.176 \| good	3.099 \| good	0.133 \| good
2025-12-05T11:00:00.000Z	28 \| good	3.559 \| good	13.933 \| good	30.491 \| good	0.23 \| good	3.874 \| good	0.178 \| good
2025-12-05T12:00:00.000Z	28 \| good	3.762 \| good	14.8 \| good	29.997 \| good	0.213 \| good	4.522 \| good	0.178 \| good
2025-12-05T13:00:00.000Z	29 \| good	3.211 \| good	13.407 \| good	30.86 \| good	0.185 \| good	6.093 \| good	0.226 \| good
2025-12-05T14:00:00.000Z	28 \| good	4.219 \| good	11.882 \| good	30.468 \| good	0.214 \| good	8.984 \| good	0.226 \| good
2025-12-05T15:00:00.000Z	28 \| good	4.368 \| good	17.039 \| good	30.191 \| good	0.211 \| good	10.451 \| good	0.21 \| good
2025-12-05T16:00:00.000Z	29 \| good	3.649 \| good	13.901 \| good	31.261 \| good	0.153 \| good	10.676 \| good	0.226 \| good
2025-12-05T17:00:00.000Z	29 \| good	4.581 \| good	14.583 \| good	30.574 \| good	0.178 \| good	10.086 \| good	0.21 \| good
2025-12-05T18:00:00.000Z	29 \| good	4.259 \| good	15.255 \| good	30.565 \| good	0.448 \| good	11.299 \| good	0.21 \| good
2025-12-05T19:00:00.000Z	38 \| good	6.5 \| good	20.771 \| good	29.615 \| good	0.185 \| good	13.67 \| good	0.24 \| good
2025-12-05T20:00:00.000Z	31 \| good	4.615 \| good	34.225 \| good	30.943 \| good	0.276 \| good	14.943 \| good	0.263 \| good
2025-12-05T21:00:00.000Z	38 \| good	7.045 \| good	17.013 \| good	27.036 \| good	0.251 \| good	17.662 \| good	0.247 \| good
2025-12-05T22:00:00.000Z	27 \| good	4.962 \| good	16.381 \| good	25.865 \| good	0.161 \| good	13.018 \| good	0.247 \| good
2025-12-05T23:00:00.000Z	33 \| good	6.172 \| good	24.669 \| good	25.609 \| good	0.165 \| good	12.096 \| good	0.28 \| good
2025-12-06T00:00:00.000Z	44 \| good	7.755 \| good	31.489 \| good	20.943 \| good	0.202 \| good	10.716 \| good	0.294 \| good
2025-12-06T01:00:00.000Z	44 \| good	7.756 \| good	31.035 \| good	22.338 \| good	0.161 \| good	14.443 \| good	0.265 \| good
2025-12-06T02:00:00.000Z	38 \| good	7.04 \| good	31.83 \| good	19.743 \| good	0.231 \| good	15.348 \| good	0.265 \| good
2025-12-06T03:00:00.000Z	52 \| moderate	10.345 \| good	32.49 \| good	20.408 \| good	0.191 \| good	13.653 \| good	0.265 \| good
2025-12-06T04:00:00.000Z	62 \| moderate	15.088 \| fine	44.036 \| good	18.614 \| good	0.174 \| good	13.728 \| good	0.242 \| good
2025-12-06T05:00:00.000Z	56 \| moderate	12.033 \| good	50.868 \| good	13.759 \| good	0.214 \| good	14.276 \| good	0.247 \| good
2025-12-06T06:00:00.000Z	56 \| moderate	12.399 \| fine	49.623 \| good	17.167 \| good	0.187 \| good	14.036 \| good	0.21 \| good
2025-12-06T07:00:00.000Z	58 \| moderate	13.315 \| fine	59.819 \| fine	17.681 \| good	0.189 \| good	13.844 \| good	0.21 \| good
2025-12-06T08:00:00.000Z	56 \| moderate	11.518 \| good	46.429 \| good	13.844 \| good	0.159 \| good	14.159 \| good	0.265 \| good
2025-12-06T09:00:00.000Z	66 \| moderate	17.347 \| fine	53.611 \| good	15.253 \| good	0.159 \| good	13.978 \| good	0.242 \| good
2025-12-06T10:00:00.000Z	67 \| moderate	18.173 \| fine	69.237 \| fine	13.139 \| good	0.209 \| good	13.068 \| good	0.242 \| good
2025-12-06T11:00:00.000Z	67 \| moderate	18.471 \| fine	42.52 \| good	11.622 \| good	0.217 \| good	12.333 \| good	0.243 \| good
2025-12-06T12:00:00.000Z	67 \| moderate	17.903 \| fine	70.063 \| fine	9.709 \| good	0.1 \| good	11.403 \| good	0.257 \| good
2025-12-06T13:00:00.000Z	67 \| moderate	17.713 \| fine	87.827 \| fine	10.284 \| good	0.138 \| good	11.155 \| good	0.273 \| good
2025-12-06T14:00:00.000Z	62 \| moderate	15.002 \| fine	60.232 \| fine	11.678 \| good	0.174 \| good	13.224 \| good	0.357 \| good
2025-12-06T15:00:00.000Z	66 \| moderate	17.236 \| fine	60.128 \| fine	17.227 \| good	0.22 \| good	11.802 \| good	0.355 \| good
2025-12-06T16:00:00.000Z	66 \| moderate	16.885 \| fine	67.572 \| fine	22.362 \| good	0.282 \| good	7.91 \| good	0.31 \| good
2025-12-06T17:00:00.000Z	58 \| moderate	12.955 \| fine	27.469 \| good	26.613 \| good	0.296 \| good	6.2 \| good	0.31 \| good
2025-12-06T18:00:00.000Z	54 \| moderate	10.912 \| good	34.047 \| good	26.933 \| good	0.388 \| good	6.268 \| good	0.259 \| good
2025-12-06T19:00:00.000Z	44 \| good	8.237 \| good	24.518 \| good	28.395 \| good	0.276 \| good	5.215 \| good	0.198 \| good
2025-12-06T20:00:00.000Z	54 \| moderate	10.576 \| good	36.313 \| good	31.309 \| good	0.24 \| good	5.401 \| good	0.18 \| good
2025-12-06T21:00:00.000Z	44 \| good	7.768 \| good	22.841 \| good	29.648 \| good	0.204 \| good	6.04 \| good	0.165 \| good
2025-12-06T22:00:00.000Z	49 \| good	9.429 \| good	33.011 \| good	22.937 \| good	0.212 \| good	9.448 \| good	0.182 \| good
2025-12-06T23:00:00.000Z	62 \| moderate	15.115 \| fine	29.444 \| good	22.434 \| good	0.185 \| good	13.379 \| good	0.164 \| good
2025-12-07T00:00:00.000Z	69 \| moderate	19.342 \| fine	30.561 \| good	20.537 \| good	0.185 \| good	17.544 \| good	0.279 \| good
2025-12-07T01:00:00.000Z	66 \| moderate	17.093 \| fine	44.436 \| good	20.093 \| good	0.244 \| good	20.071 \| good	0.343 \| good
2025-12-07T02:00:00.000Z	56 \| moderate	11.916 \| good	40.855 \| good	14.867 \| good	0.35 \| good	15.235 \| good	0.411 \| good
2025-12-07T03:00:00.000Z	60 \| moderate	14.002 \| fine	51.913 \| good	22.325 \| good	0.362 \| good	15.312 \| good	0.396 \| good
2025-12-07T04:00:00.000Z	62 \| moderate	14.79 \| fine	44.655 \| good	16.753 \| good	0.592 \| good	14.218 \| good	0.434 \| good
2025-12-07T04:00:00.000Z	60 \| moderate	14.002 \| fine	51.913 \| good	22.325 \| good	0.362 \| good	15.312 \| good	0.396 \| good
2025-12-07T05:00:00.000Z	54 \| moderate	10.594 \| good	47.047 \| good	22.098 \| good	3.266 \| good	10.165 \| good	0.226 \| good
2025-12-07T06:00:00.000Z	52 \| moderate	9.945 \| good	43.936 \| good	23.276 \| good	3.216 \| good	7.304 \| good	0.199 \| good
2025-12-07T07:00:00.000Z	49 \| good	9.393 \| good	41.504 \| good	23.402 \| good	3.241 \| good	7.34 \| good	0.199 \| good
2025-12-07T08:00:00.000Z	52 \| moderate	9.949 \| good	44.472 \| good	18.667 \| good	3.267 \| good	7.375 \| good	0.198 \| good
2025-12-07T09:00:00.000Z	54 \| moderate	10.55 \| good	47.129 \| good	19.082 \| good	3.292 \| good	7.411 \| good	0.198 \| good
2025-12-07T10:00:00.000Z	56 \| moderate	12.424 \| fine	55.713 \| fine	13.688 \| good	3.413 \| good	10.162 \| good	0.217 \| good
2025-12-07T11:00:00.000Z	58 \| moderate	13.259 \| fine	60.065 \| fine	13.123 \| good	3.533 \| good	12.914 \| good	0.236 \| good
2025-12-07T12:00:00.000Z	60 \| moderate	14.022 \| fine	62.83 \| fine	12.638 \| good	3.654 \| good	15.665 \| good	0.256 \| good
2025-12-07T13:00:00.000Z	62 \| moderate	15.467 \| fine	69.118 \| fine	16.856 \| good	4.05 \| good	12.408 \| good	0.239 \| good
2025-12-07T14:00:00.000Z	58 \| moderate	13.409 \| fine	61.004 \| fine	24.798 \| good	4.446 \| good	9.151 \| good	0.223 \| good
2025-12-07T15:00:00.000Z	56 \| moderate	12.111 \| fine	54.526 \| good	26.07 \| good	4.842 \| good	5.893 \| good	0.206 \| good
2025-12-07T16:00:00.000Z	56 \| moderate	11.551 \| good	51.269 \| good	30.243 \| good	4.976 \| good	5.606 \| good	0.203 \| good
2025-12-07T17:00:00.000Z	54 \| moderate	10.604 \| good	46.622 \| good	34.054 \| good	5.111 \| good	5.319 \| good	0.2 \| good
2025-12-07T18:00:00.000Z	54 \| moderate	10.71 \| good	47.326 \| good	34.645 \| good	5.246 \| good	5.032 \| good	0.197 \| good
2025-12-07T19:00:00.000Z	52 \| moderate	10.141 \| good	44.992 \| good	37.945 \| good	5.166 \| good	6.735 \| good	0.204 \| good
2025-12-07T20:00:00.000Z	52 \| moderate	10.274 \| good	45.289 \| good	40.541 \| good	5.087 \| good	8.439 \| good	0.212 \| good
2025-12-07T21:00:00.000Z	54 \| moderate	10.81 \| good	48.085 \| good	36.071 \| good	5.008 \| good	10.142 \| good	0.22 \| good
2025-12-07T22:00:00.000Z	56 \| moderate	11.508 \| good	51.229 \| good	31.104 \| good	4.833 \| good	15.366 \| good	0.274 \| good
2025-12-07T23:00:00.000Z	60 \| moderate	13.546 \| fine	61.088 \| fine	26.313 \| good	4.659 \| good	20.59 \| good	0.328 \| good
2025-12-08T00:00:00.000Z	62 \| moderate	15.141 \| fine	67.194 \| fine	23.297 \| good	4.484 \| good	25.814 \| good	0.382 \| good
2025-12-08T01:00:00.000Z	60 \| moderate	13.769 \| fine	61.773 \| fine	19.873 \| good	4.227 \| good	25.634 \| good	0.372 \| good
2025-12-08T02:00:00.000Z	60 \| moderate	14.127 \| fine	63.081 \| fine	16.079 \| good	3.97 \| good	25.454 \| good	0.363 \| good
2025-12-08T03:00:00.000Z	60 \| moderate	13.991 \| fine	62.954 \| fine	17.762 \| good	3.712 \| good	25.274 \| good	0.354 \| good
2025-12-08T04:00:00.000Z	54 \| moderate	10.897 \| good	48.561 \| good	19.703 \| good	3.997 \| good	20.787 \| good	0.318 \| good
2025-12-08T05:00:00.000Z	49 \| good	9.243 \| good	41.282 \| good	20.633 \| good	4.282 \| good	16.299 \| good	0.282 \| good
2025-12-08T06:00:00.000Z	49 \| good	9.38 \| good	41.884 \| good	22.606 \| good	4.567 \| good	11.811 \| good	0.246 \| good
2025-12-08T07:00:00.000Z	52 \| moderate	9.883 \| good	43.98 \| good	24.784 \| good	4.173 \| good	9.513 \| good	0.229 \| good
2025-12-08T08:00:00.000Z	26 \| good	3.684 \| good	16.457 \| good	27.682 \| good	3.779 \| good	7.215 \| good	0.212 \| good
2025-12-08T09:00:00.000Z	27 \| good	0.34 \| good	1.019 \| good	29.3 \| good	3.384 \| good	4.917 \| good	0.195 \| good
2025-12-08T10:00:00.000Z	25 \| good	0.601 \| good	2.044 \| good	27.047 \| good	2.524 \| good	4.348 \| good	0.182 \| good
2025-12-08T11:00:00.000Z	23 \| good	1.853 \| good	7.862 \| good	25.407 \| good	1.663 \| good	3.78 \| good	0.17 \| good
2025-12-08T12:00:00.000Z	22 \| good	2.781 \| good	11.646 \| good	23.723 \| good	0.802 \| good	3.211 \| good	0.158 \| good
2025-12-08T13:00:00.000Z	22 \| good	2.86 \| good	11.917 \| good	24.47 \| good	0.955 \| good	2.988 \| good	0.159 \| good
2025-12-08T14:00:00.000Z	27 \| good	2.178 \| good	8.974 \| good	28.537 \| good	1.109 \| good	2.766 \| good	0.16 \| good
2025-12-08T15:00:00.000Z	25 \| good	1.439 \| good	5.875 \| good	27.455 \| good	1.262 \| good	2.544 \| good	0.161 \| good
2025-12-08T16:00:00.000Z	25 \| good	1.255 \| good	5 \| good	27.202 \| good	1.316 \| good	2.34 \| good	0.158 \| good
2025-12-08T17:00:00.000Z	25 \| good	0.782 \| good	2.931 \| good	27.023 \| good	1.37 \| good	2.137 \| good	0.155 \| good
2025-12-08T18:00:00.000Z	27 \| good	0.61 \| good	2.028 \| good	29.18 \| good	1.424 \| good	1.934 \| good	0.153 \| good
2025-12-08T19:00:00.000Z	29 \| good	0.606 \| good	2.087 \| good	31.059 \| good	1.509 \| good	2.451 \| good	0.153 \| good
2025-12-08T20:00:00.000Z	29 \| good	1.163 \| good	4.787 \| good	30.663 \| good	1.594 \| good	2.968 \| good	0.153 \| good
2025-12-08T21:00:00.000Z	28 \| good	1.258 \| good	5.02 \| good	29.886 \| good	1.679 \| good	3.485 \| good	0.153 \| good
2025-12-08T22:00:00.000Z	26 \| good	2.015 \| good	8.478 \| good	27.87 \| good	1.794 \| good	6.892 \| good	0.178 \| good
2025-12-08T23:00:00.000Z	22 \| good	3.554 \| good	15.535 \| good	23.368 \| good	1.909 \| good	10.299 \| good	0.202 \| good
2025-12-09T00:00:00.000Z	44 \| good	8.066 \| good	8.715 \| good	21.35 \| good	2.038 \| good	13.915 \| good	0.227 \| good
2025-12-09T01:00:00.000Z	33 \| good	6.141 \| good	27.365 \| good	18.699 \| good	2.201 \| good	13.958 \| good	0.229 \| good
2025-12-09T02:00:00.000Z	44 \| good	7.965 \| good	34.647 \| good	15.586 \| good	2.378 \| good	14.211 \| good	0.231 \| good
2025-12-09T03:00:00.000Z	44 \| good	8.157 \| good	35.888 \| good	14.383 \| good	2.555 \| good	14.464 \| good	0.233 \| good
2025-12-09T04:00:00.000Z	44 \| good	7.564 \| good	33.2 \| good	12.501 \| good	2.609 \| good	13.815 \| good	0.231 \| good

Eldersburg, Maryland live air quality index now

Major air pollutants in Eldersburg, Maryland

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Eldersburg, Maryland air quality map: Track AQI near you

Air quality in nearby cities

Reisterstown, Maryland

Randallstown, Maryland

Owings Mills, Maryland

Garrison, Maryland

Milford Mill, Maryland

Westminster, Maryland

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Frequently asked questions

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

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

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

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

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

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

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

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

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

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