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

The current PM10 concentration at Lochearn, Maryland is 52.353 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Lochearn, Maryland is 0.717 ppb.

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

The current ozone (O3) concentration at Lochearn, Maryland is 4.193 ppm.

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

The current nitrogen dioxide (NO2) concentration at Lochearn, Maryland is 27.107 ppb.

Lochearn, Maryland live air quality index now

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

The current PM2.5 concentration at Lochearn, Maryland is 12.881 μg/m3.

Stay updated with real-time air quality in Lochearn, 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

Lochearn, Maryland

Last updated: ... (Local time)

Major air pollutants in Lochearn, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

12.88 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

52.35 μg/m³

155

255

425

605+

Ozone (O₃)

4.19 ppb

201

201+

Sulfur Dioxide (SO₂)

0.72 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

27.11 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.55 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Lochearn, Maryland

Get Live Pollen Counts

Lochearn, Maryland

Scroll To Air Quality Map

Track live Lochearn, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-11T15:00:00.000Z	29 \| good	3.212 \| good	12.527 \| good	31.094 \| good	0.334 \| good	7.702 \| good	0.116 \| good
2025-12-11T16:00:00.000Z	30 \| good	3.483 \| good	14.805 \| good	31.569 \| good	0.277 \| good	5.642 \| good	0.116 \| good
2025-12-11T17:00:00.000Z	31 \| good	3.027 \| good	11.266 \| good	33.624 \| good	0.221 \| good	5.096 \| good	0.116 \| good
2025-12-11T18:00:00.000Z	29 \| good	2.4 \| good	9.673 \| good	30.965 \| good	0.271 \| good	5.201 \| good	0.116 \| good
2025-12-11T19:00:00.000Z	31 \| good	2.326 \| good	10.62 \| good	33.883 \| good	0.297 \| good	6.526 \| good	0.116 \| good
2025-12-11T20:00:00.000Z	31 \| good	2.338 \| good	10.785 \| good	33.708 \| good	0.23 \| good	5.58 \| good	0.116 \| good
2025-12-11T21:00:00.000Z	31 \| good	2.526 \| good	9.299 \| good	33.84 \| good	0.261 \| good	5.876 \| good	0.116 \| good
2025-12-11T22:00:00.000Z	32 \| good	3.064 \| good	11.371 \| good	34.939 \| good	0.241 \| good	8.025 \| good	0.116 \| good
2025-12-11T23:00:00.000Z	29 \| good	3.297 \| good	11.031 \| good	31.42 \| good	0.148 \| good	11.594 \| good	0.116 \| good
2025-12-12T00:00:00.000Z	30 \| good	3.229 \| good	12.949 \| good	31.885 \| good	0.186 \| good	12.286 \| good	0.131 \| good
2025-12-12T01:00:00.000Z	30 \| good	3.322 \| good	13.894 \| good	31.954 \| good	0.339 \| good	10.599 \| good	0.131 \| good
2025-12-12T02:00:00.000Z	29 \| good	3.615 \| good	15.504 \| good	30.926 \| good	0.36 \| good	12.295 \| good	0.131 \| good
2025-12-12T03:00:00.000Z	33 \| good	5.755 \| good	24.842 \| good	17.099 \| good	2.156 \| good	5.217 \| good	0.146 \| good
2025-12-12T04:00:00.000Z	19 \| good	2.807 \| good	11.656 \| good	20.869 \| good	0.38 \| good	8.255 \| good	0.131 \| good
2025-12-12T05:00:00.000Z	23 \| good	3.359 \| good	11.13 \| good	24.593 \| good	0.409 \| good	8.074 \| good	0.131 \| good
2025-12-12T06:00:00.000Z	24 \| good	3.062 \| good	14.053 \| good	25.548 \| good	0.252 \| good	6.169 \| good	0.131 \| good
2025-12-12T07:00:00.000Z	25 \| good	3.131 \| good	13.79 \| good	26.733 \| good	0.215 \| good	6.176 \| good	0.147 \| good
2025-12-12T08:00:00.000Z	23 \| good	3.58 \| good	16.221 \| good	24.538 \| good	0.183 \| good	9.125 \| good	0.147 \| good
2025-12-12T09:00:00.000Z	27 \| good	3.921 \| good	13.161 \| good	28.949 \| good	0.2 \| good	9.632 \| good	0.147 \| good
2025-12-12T10:00:00.000Z	27 \| good	4.62 \| good	19.008 \| good	21.177 \| good	0.229 \| good	23.671 \| good	0.147 \| good
2025-12-12T11:00:00.000Z	27 \| good	4.606 \| good	20.881 \| good	19.298 \| good	0.186 \| good	24.475 \| good	0.179 \| good
2025-12-12T12:00:00.000Z	27 \| good	5.185 \| good	18.668 \| good	23.001 \| good	0.201 \| good	25.381 \| good	0.179 \| good
2025-12-12T13:00:00.000Z	27 \| good	5.476 \| good	23.439 \| good	17.523 \| good	0.202 \| good	25.176 \| good	0.177 \| good
2025-12-12T14:00:00.000Z	22 \| good	4.5 \| good	14.457 \| good	16.77 \| good	0.328 \| good	19.436 \| good	0.16 \| good
2025-12-12T15:00:00.000Z	22 \| good	4.083 \| good	19.913 \| good	22.591 \| good	0.388 \| good	13.615 \| good	0.16 \| good
2025-12-12T16:00:00.000Z	27 \| good	4.769 \| good	23.458 \| good	24.52 \| good	0.379 \| good	10.495 \| good	0.145 \| good
2025-12-12T17:00:00.000Z	24 \| good	3.763 \| good	15.756 \| good	25.757 \| good	0.351 \| good	8.833 \| good	0.131 \| good
2025-12-12T18:00:00.000Z	28 \| good	3.515 \| good	12.891 \| good	29.57 \| good	0.273 \| good	10.49 \| good	0.131 \| good
2025-12-12T19:00:00.000Z	27 \| good	3.492 \| good	13.858 \| good	29.366 \| good	0.318 \| good	8.869 \| good	0.131 \| good
2025-12-12T20:00:00.000Z	29 \| good	3.374 \| good	10.639 \| good	31.019 \| good	0.37 \| good	13.992 \| good	0.131 \| good
2025-12-12T21:00:00.000Z	29 \| good	3.843 \| good	14.261 \| good	30.656 \| good	0.311 \| good	11.658 \| good	0.147 \| good
2025-12-12T22:00:00.000Z	27 \| good	4.334 \| good	12.773 \| good	28.723 \| good	0.323 \| good	16.357 \| good	0.147 \| good
2025-12-12T23:00:00.000Z	27 \| good	4.355 \| good	18.673 \| good	28.578 \| good	0.338 \| good	29.171 \| good	0.193 \| good
2025-12-13T00:00:00.000Z	30 \| good	5.389 \| good	31.908 \| good	21.128 \| good	0.489 \| good	31.914 \| good	0.245 \| good
2025-12-13T01:00:00.000Z	33 \| good	6.402 \| good	22.61 \| good	21.897 \| good	0.699 \| good	32.022 \| good	0.289 \| good
2025-12-13T02:00:00.000Z	56 \| moderate	11.922 \| good	38.184 \| good	22.944 \| good	0.93 \| good	30.092 \| good	0.492 \| good
2025-12-13T03:00:00.000Z	49 \| good	8.594 \| good	37.716 \| good	8.392 \| good	4.26 \| good	29.171 \| good	0.484 \| good
2025-12-13T04:00:00.000Z	54 \| moderate	10.799 \| good	47.253 \| good	4.262 \| good	0.924 \| good	29.199 \| good	0.553 \| good
2025-12-13T05:00:00.000Z	73 \| moderate	21.151 \| fine	80.778 \| fine	2.074 \| good	1.041 \| good	26.952 \| good	0.643 \| good
2025-12-13T06:00:00.000Z	71 \| moderate	19.509 \| fine	70.922 \| fine	2.858 \| good	1.556 \| good	26.821 \| good	0.588 \| good
2025-12-13T07:00:00.000Z	75 \| moderate	21.843 \| fine	92.193 \| fine	3.176 \| good	1.504 \| good	26.643 \| good	0.605 \| good
2025-12-13T08:00:00.000Z	71 \| moderate	20.237 \| fine	71.52 \| fine	3.569 \| good	1.183 \| good	25.267 \| good	0.69 \| good
2025-12-13T09:00:00.000Z	64 \| moderate	15.729 \| fine	59.824 \| fine	2.325 \| good	0.827 \| good	24.458 \| good	0.627 \| good
2025-12-13T10:00:00.000Z	66 \| moderate	17.383 \| fine	53.72 \| good	3.297 \| good	0.682 \| good	25.408 \| good	0.575 \| good
2025-12-13T11:00:00.000Z	67 \| moderate	17.908 \| fine	67.393 \| fine	4.802 \| good	0.582 \| good	26.067 \| good	0.539 \| good
2025-12-13T12:00:00.000Z	62 \| moderate	15.342 \| fine	65.349 \| fine	1.433 \| good	0.653 \| good	27.011 \| good	0.543 \| good
2025-12-13T13:00:00.000Z	64 \| moderate	15.541 \| fine	47.245 \| good	4.039 \| good	0.676 \| good	26.838 \| good	0.512 \| good
2025-12-13T14:00:00.000Z	58 \| moderate	13.164 \| fine	53.851 \| good	4.279 \| good	0.717 \| good	26.995 \| good	0.547 \| good
2025-12-13T14:00:00.000Z	58 \| moderate	12.881 \| fine	52.353 \| good	4.193 \| good	0.717 \| good	27.107 \| good	0.547 \| good
2025-12-13T15:00:00.000Z	58 \| moderate	13.17 \| fine	58.997 \| fine	23.216 \| good	3.306 \| good	10.825 \| good	0.223 \| good
2025-12-13T16:00:00.000Z	54 \| moderate	11.249 \| good	49.727 \| good	28.443 \| good	3.431 \| good	9.395 \| good	0.214 \| good
2025-12-13T17:00:00.000Z	44 \| good	7.563 \| good	33.363 \| good	32.345 \| good	3.556 \| good	7.965 \| good	0.204 \| good
2025-12-13T18:00:00.000Z	44 \| good	7.76 \| good	33.92 \| good	32.219 \| good	3.681 \| good	6.535 \| good	0.194 \| good
2025-12-13T19:00:00.000Z	44 \| good	7.885 \| good	34.479 \| good	33.498 \| good	3.616 \| good	7.76 \| good	0.199 \| good
2025-12-13T20:00:00.000Z	44 \| good	8.47 \| good	36.989 \| good	32.566 \| good	3.552 \| good	8.985 \| good	0.204 \| good
2025-12-13T21:00:00.000Z	52 \| moderate	9.582 \| good	42.714 \| good	26.292 \| good	3.488 \| good	10.21 \| good	0.209 \| good
2025-12-13T22:00:00.000Z	49 \| good	9.286 \| good	41.405 \| good	17.239 \| good	3.525 \| good	12.643 \| good	0.242 \| good
2025-12-13T23:00:00.000Z	54 \| moderate	11.185 \| good	49.64 \| good	13.29 \| good	3.562 \| good	15.075 \| good	0.274 \| good
2025-12-14T00:00:00.000Z	62 \| moderate	14.948 \| fine	66.702 \| fine	11.299 \| good	3.598 \| good	17.508 \| good	0.307 \| good
2025-12-14T01:00:00.000Z	60 \| moderate	13.72 \| fine	61.507 \| fine	13.659 \| good	3.627 \| good	16.927 \| good	0.289 \| good
2025-12-14T02:00:00.000Z	54 \| moderate	11.458 \| good	50.86 \| good	17.997 \| good	3.656 \| good	16.347 \| good	0.272 \| good
2025-12-14T03:00:00.000Z	52 \| moderate	10.052 \| good	44.881 \| good	21.392 \| good	3.684 \| good	15.767 \| good	0.255 \| good
2025-12-14T04:00:00.000Z	52 \| moderate	9.708 \| good	43.1 \| good	23.935 \| good	3.613 \| good	13.895 \| good	0.234 \| good
2025-12-14T05:00:00.000Z	56 \| moderate	12.149 \| fine	54.076 \| good	23.155 \| good	3.543 \| good	12.023 \| good	0.213 \| good
2025-12-14T06:00:00.000Z	60 \| moderate	13.611 \| fine	60.927 \| fine	18.418 \| good	3.472 \| good	10.15 \| good	0.192 \| good
2025-12-14T07:00:00.000Z	66 \| moderate	16.904 \| fine	75.335 \| fine	17.932 \| good	3.386 \| good	8.605 \| good	0.19 \| good
2025-12-14T08:00:00.000Z	67 \| moderate	17.906 \| fine	79.646 \| fine	17.194 \| good	3.3 \| good	7.06 \| good	0.188 \| good
2025-12-14T09:00:00.000Z	52 \| moderate	10.226 \| good	45.181 \| good	20.831 \| good	3.214 \| good	5.515 \| good	0.186 \| good
2025-12-14T10:00:00.000Z	33 \| good	6.498 \| good	28.778 \| good	21.64 \| good	2.807 \| good	5.257 \| good	0.188 \| good
2025-12-14T11:00:00.000Z	33 \| good	5.528 \| good	24.105 \| good	20.714 \| good	2.4 \| good	5 \| good	0.189 \| good
2025-12-14T12:00:00.000Z	33 \| good	6.076 \| good	27.008 \| good	19.919 \| good	1.993 \| good	4.743 \| good	0.191 \| good
2025-12-14T13:00:00.000Z	33 \| good	5.671 \| good	24.365 \| good	21.326 \| good	1.822 \| good	3.973 \| good	0.182 \| good
2025-12-14T14:00:00.000Z	27 \| good	5.24 \| good	22.476 \| good	24.27 \| good	1.65 \| good	3.204 \| good	0.173 \| good
2025-12-14T15:00:00.000Z	25 \| good	4.445 \| good	19.482 \| good	27.364 \| good	1.479 \| good	2.434 \| good	0.164 \| good
2025-12-14T16:00:00.000Z	27 \| good	4.126 \| good	18.204 \| good	29.466 \| good	1.508 \| good	2.333 \| good	0.159 \| good
2025-12-14T17:00:00.000Z	28 \| good	3.597 \| good	15.662 \| good	29.734 \| good	1.538 \| good	2.231 \| good	0.155 \| good
2025-12-14T18:00:00.000Z	26 \| good	3.634 \| good	15.94 \| good	28.077 \| good	1.567 \| good	2.13 \| good	0.15 \| good
2025-12-14T19:00:00.000Z	25 \| good	3.362 \| good	14.996 \| good	27.472 \| good	1.531 \| good	2.432 \| good	0.151 \| good
2025-12-14T20:00:00.000Z	23 \| good	2.839 \| good	11.364 \| good	25.301 \| good	1.495 \| good	2.735 \| good	0.152 \| good
2025-12-14T21:00:00.000Z	21 \| good	2.813 \| good	11.343 \| good	23.266 \| good	1.459 \| good	3.038 \| good	0.153 \| good
2025-12-14T22:00:00.000Z	20 \| good	2.039 \| good	8.32 \| good	21.6 \| good	1.388 \| good	3.331 \| good	0.153 \| good
2025-12-14T23:00:00.000Z	19 \| good	1.274 \| good	5.021 \| good	21.452 \| good	1.317 \| good	3.625 \| good	0.153 \| good
2025-12-15T00:00:00.000Z	19 \| good	2.932 \| good	11.848 \| good	20.128 \| good	1.245 \| good	3.919 \| good	0.153 \| good
2025-12-15T01:00:00.000Z	18 \| good	1.623 \| good	6.657 \| good	18.632 \| good	1.338 \| good	4.042 \| good	0.155 \| good
2025-12-15T02:00:00.000Z	17 \| good	1.7 \| good	7.178 \| good	17.68 \| good	1.43 \| good	4.165 \| good	0.157 \| good
2025-12-15T03:00:00.000Z	17 \| good	1.004 \| good	4 \| good	18.087 \| good	1.523 \| good	4.288 \| good	0.159 \| good
2025-12-15T04:00:00.000Z	16 \| good	0.619 \| good	2.438 \| good	17.376 \| good	1.295 \| good	3.717 \| good	0.156 \| good
2025-12-15T05:00:00.000Z	16 \| good	1.169 \| good	4.546 \| good	17.324 \| good	1.068 \| good	3.146 \| good	0.153 \| good
2025-12-15T06:00:00.000Z	16 \| good	1.462 \| good	5.979 \| good	17.092 \| good	0.841 \| good	2.574 \| good	0.15 \| good
2025-12-15T07:00:00.000Z	18 \| good	1.185 \| good	4.891 \| good	19.171 \| good	0.759 \| good	2.275 \| good	0.147 \| good
2025-12-15T08:00:00.000Z	19 \| good	1.843 \| good	7.496 \| good	21.359 \| good	0.677 \| good	1.977 \| good	0.144 \| good
2025-12-15T09:00:00.000Z	19 \| good	2.739 \| good	11.27 \| good	20.168 \| good	0.595 \| good	1.678 \| good	0.141 \| good
2025-12-15T10:00:00.000Z	22 \| good	4.106 \| good	18.002 \| good	14.203 \| good	0.665 \| good	2.161 \| good	0.142 \| good
2025-12-15T11:00:00.000Z	33 \| good	5.61 \| good	25.016 \| good	12.121 \| good	0.735 \| good	2.645 \| good	0.144 \| good
2025-12-15T12:00:00.000Z	22 \| good	4.444 \| good	19.561 \| good	14.415 \| good	0.804 \| good	3.128 \| good	0.145 \| good
2025-12-15T13:00:00.000Z	22 \| good	3.923 \| good	17.131 \| good	17.311 \| good	1.06 \| good	3.016 \| good	0.148 \| good
2025-12-15T14:00:00.000Z	27 \| good	4.738 \| good	20.809 \| good	18.202 \| good	1.317 \| good	2.903 \| good	0.152 \| good

Lochearn

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Lochearn, Maryland air quality map: Track AQI near you

0.51ppm

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 Lochearn, Maryland updated?

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

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

The worst air quality in Lochearn, Maryland in the last 24 hours was observed at 07:00:00 on 2025-12-13.

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

In the last 24 hrs, the best air quality in Lochearn, Maryland was observed at 03:00:00 on 2025-12-12.

What is the current air quality in Lochearn, Maryland?

The current air quality in Lochearn, Maryland is 58, categorized as Moderate based on real-time data.

What pollutant is the most common in Lochearn, Maryland?

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

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

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

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

The current PM_2.5 concentration at Lochearn, Maryland is 12.881 μg/m³.

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

The current PM₁₀ concentration at Lochearn, Maryland is 52.353 μg/m³.

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

The current carbon monoxide (CO) concentration at Lochearn, Maryland is 0.547 ppm.

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

The current sulfur dioxide (SO₂) concentration at Lochearn, Maryland is 0.717 ppb.

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

The current ozone (O₃) concentration at Lochearn, Maryland is 4.193 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Lochearn, Maryland is 27.107 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-11T15:00:00.000Z	29 \| good	3.212 \| good	12.527 \| good	31.094 \| good	0.334 \| good	7.702 \| good	0.116 \| good
2025-12-11T16:00:00.000Z	30 \| good	3.483 \| good	14.805 \| good	31.569 \| good	0.277 \| good	5.642 \| good	0.116 \| good
2025-12-11T17:00:00.000Z	31 \| good	3.027 \| good	11.266 \| good	33.624 \| good	0.221 \| good	5.096 \| good	0.116 \| good
2025-12-11T18:00:00.000Z	29 \| good	2.4 \| good	9.673 \| good	30.965 \| good	0.271 \| good	5.201 \| good	0.116 \| good
2025-12-11T19:00:00.000Z	31 \| good	2.326 \| good	10.62 \| good	33.883 \| good	0.297 \| good	6.526 \| good	0.116 \| good
2025-12-11T20:00:00.000Z	31 \| good	2.338 \| good	10.785 \| good	33.708 \| good	0.23 \| good	5.58 \| good	0.116 \| good
2025-12-11T21:00:00.000Z	31 \| good	2.526 \| good	9.299 \| good	33.84 \| good	0.261 \| good	5.876 \| good	0.116 \| good
2025-12-11T22:00:00.000Z	32 \| good	3.064 \| good	11.371 \| good	34.939 \| good	0.241 \| good	8.025 \| good	0.116 \| good
2025-12-11T23:00:00.000Z	29 \| good	3.297 \| good	11.031 \| good	31.42 \| good	0.148 \| good	11.594 \| good	0.116 \| good
2025-12-12T00:00:00.000Z	30 \| good	3.229 \| good	12.949 \| good	31.885 \| good	0.186 \| good	12.286 \| good	0.131 \| good
2025-12-12T01:00:00.000Z	30 \| good	3.322 \| good	13.894 \| good	31.954 \| good	0.339 \| good	10.599 \| good	0.131 \| good
2025-12-12T02:00:00.000Z	29 \| good	3.615 \| good	15.504 \| good	30.926 \| good	0.36 \| good	12.295 \| good	0.131 \| good
2025-12-12T03:00:00.000Z	33 \| good	5.755 \| good	24.842 \| good	17.099 \| good	2.156 \| good	5.217 \| good	0.146 \| good
2025-12-12T04:00:00.000Z	19 \| good	2.807 \| good	11.656 \| good	20.869 \| good	0.38 \| good	8.255 \| good	0.131 \| good
2025-12-12T05:00:00.000Z	23 \| good	3.359 \| good	11.13 \| good	24.593 \| good	0.409 \| good	8.074 \| good	0.131 \| good
2025-12-12T06:00:00.000Z	24 \| good	3.062 \| good	14.053 \| good	25.548 \| good	0.252 \| good	6.169 \| good	0.131 \| good
2025-12-12T07:00:00.000Z	25 \| good	3.131 \| good	13.79 \| good	26.733 \| good	0.215 \| good	6.176 \| good	0.147 \| good
2025-12-12T08:00:00.000Z	23 \| good	3.58 \| good	16.221 \| good	24.538 \| good	0.183 \| good	9.125 \| good	0.147 \| good
2025-12-12T09:00:00.000Z	27 \| good	3.921 \| good	13.161 \| good	28.949 \| good	0.2 \| good	9.632 \| good	0.147 \| good
2025-12-12T10:00:00.000Z	27 \| good	4.62 \| good	19.008 \| good	21.177 \| good	0.229 \| good	23.671 \| good	0.147 \| good
2025-12-12T11:00:00.000Z	27 \| good	4.606 \| good	20.881 \| good	19.298 \| good	0.186 \| good	24.475 \| good	0.179 \| good
2025-12-12T12:00:00.000Z	27 \| good	5.185 \| good	18.668 \| good	23.001 \| good	0.201 \| good	25.381 \| good	0.179 \| good
2025-12-12T13:00:00.000Z	27 \| good	5.476 \| good	23.439 \| good	17.523 \| good	0.202 \| good	25.176 \| good	0.177 \| good
2025-12-12T14:00:00.000Z	22 \| good	4.5 \| good	14.457 \| good	16.77 \| good	0.328 \| good	19.436 \| good	0.16 \| good
2025-12-12T15:00:00.000Z	22 \| good	4.083 \| good	19.913 \| good	22.591 \| good	0.388 \| good	13.615 \| good	0.16 \| good
2025-12-12T16:00:00.000Z	27 \| good	4.769 \| good	23.458 \| good	24.52 \| good	0.379 \| good	10.495 \| good	0.145 \| good
2025-12-12T17:00:00.000Z	24 \| good	3.763 \| good	15.756 \| good	25.757 \| good	0.351 \| good	8.833 \| good	0.131 \| good
2025-12-12T18:00:00.000Z	28 \| good	3.515 \| good	12.891 \| good	29.57 \| good	0.273 \| good	10.49 \| good	0.131 \| good
2025-12-12T19:00:00.000Z	27 \| good	3.492 \| good	13.858 \| good	29.366 \| good	0.318 \| good	8.869 \| good	0.131 \| good
2025-12-12T20:00:00.000Z	29 \| good	3.374 \| good	10.639 \| good	31.019 \| good	0.37 \| good	13.992 \| good	0.131 \| good
2025-12-12T21:00:00.000Z	29 \| good	3.843 \| good	14.261 \| good	30.656 \| good	0.311 \| good	11.658 \| good	0.147 \| good
2025-12-12T22:00:00.000Z	27 \| good	4.334 \| good	12.773 \| good	28.723 \| good	0.323 \| good	16.357 \| good	0.147 \| good
2025-12-12T23:00:00.000Z	27 \| good	4.355 \| good	18.673 \| good	28.578 \| good	0.338 \| good	29.171 \| good	0.193 \| good
2025-12-13T00:00:00.000Z	30 \| good	5.389 \| good	31.908 \| good	21.128 \| good	0.489 \| good	31.914 \| good	0.245 \| good
2025-12-13T01:00:00.000Z	33 \| good	6.402 \| good	22.61 \| good	21.897 \| good	0.699 \| good	32.022 \| good	0.289 \| good
2025-12-13T02:00:00.000Z	56 \| moderate	11.922 \| good	38.184 \| good	22.944 \| good	0.93 \| good	30.092 \| good	0.492 \| good
2025-12-13T03:00:00.000Z	49 \| good	8.594 \| good	37.716 \| good	8.392 \| good	4.26 \| good	29.171 \| good	0.484 \| good
2025-12-13T04:00:00.000Z	54 \| moderate	10.799 \| good	47.253 \| good	4.262 \| good	0.924 \| good	29.199 \| good	0.553 \| good
2025-12-13T05:00:00.000Z	73 \| moderate	21.151 \| fine	80.778 \| fine	2.074 \| good	1.041 \| good	26.952 \| good	0.643 \| good
2025-12-13T06:00:00.000Z	71 \| moderate	19.509 \| fine	70.922 \| fine	2.858 \| good	1.556 \| good	26.821 \| good	0.588 \| good
2025-12-13T07:00:00.000Z	75 \| moderate	21.843 \| fine	92.193 \| fine	3.176 \| good	1.504 \| good	26.643 \| good	0.605 \| good
2025-12-13T08:00:00.000Z	71 \| moderate	20.237 \| fine	71.52 \| fine	3.569 \| good	1.183 \| good	25.267 \| good	0.69 \| good
2025-12-13T09:00:00.000Z	64 \| moderate	15.729 \| fine	59.824 \| fine	2.325 \| good	0.827 \| good	24.458 \| good	0.627 \| good
2025-12-13T10:00:00.000Z	66 \| moderate	17.383 \| fine	53.72 \| good	3.297 \| good	0.682 \| good	25.408 \| good	0.575 \| good
2025-12-13T11:00:00.000Z	67 \| moderate	17.908 \| fine	67.393 \| fine	4.802 \| good	0.582 \| good	26.067 \| good	0.539 \| good
2025-12-13T12:00:00.000Z	62 \| moderate	15.342 \| fine	65.349 \| fine	1.433 \| good	0.653 \| good	27.011 \| good	0.543 \| good
2025-12-13T13:00:00.000Z	64 \| moderate	15.541 \| fine	47.245 \| good	4.039 \| good	0.676 \| good	26.838 \| good	0.512 \| good
2025-12-13T14:00:00.000Z	58 \| moderate	13.164 \| fine	53.851 \| good	4.279 \| good	0.717 \| good	26.995 \| good	0.547 \| good
2025-12-13T14:00:00.000Z	58 \| moderate	12.881 \| fine	52.353 \| good	4.193 \| good	0.717 \| good	27.107 \| good	0.547 \| good
2025-12-13T15:00:00.000Z	58 \| moderate	13.17 \| fine	58.997 \| fine	23.216 \| good	3.306 \| good	10.825 \| good	0.223 \| good
2025-12-13T16:00:00.000Z	54 \| moderate	11.249 \| good	49.727 \| good	28.443 \| good	3.431 \| good	9.395 \| good	0.214 \| good
2025-12-13T17:00:00.000Z	44 \| good	7.563 \| good	33.363 \| good	32.345 \| good	3.556 \| good	7.965 \| good	0.204 \| good
2025-12-13T18:00:00.000Z	44 \| good	7.76 \| good	33.92 \| good	32.219 \| good	3.681 \| good	6.535 \| good	0.194 \| good
2025-12-13T19:00:00.000Z	44 \| good	7.885 \| good	34.479 \| good	33.498 \| good	3.616 \| good	7.76 \| good	0.199 \| good
2025-12-13T20:00:00.000Z	44 \| good	8.47 \| good	36.989 \| good	32.566 \| good	3.552 \| good	8.985 \| good	0.204 \| good
2025-12-13T21:00:00.000Z	52 \| moderate	9.582 \| good	42.714 \| good	26.292 \| good	3.488 \| good	10.21 \| good	0.209 \| good
2025-12-13T22:00:00.000Z	49 \| good	9.286 \| good	41.405 \| good	17.239 \| good	3.525 \| good	12.643 \| good	0.242 \| good
2025-12-13T23:00:00.000Z	54 \| moderate	11.185 \| good	49.64 \| good	13.29 \| good	3.562 \| good	15.075 \| good	0.274 \| good
2025-12-14T00:00:00.000Z	62 \| moderate	14.948 \| fine	66.702 \| fine	11.299 \| good	3.598 \| good	17.508 \| good	0.307 \| good
2025-12-14T01:00:00.000Z	60 \| moderate	13.72 \| fine	61.507 \| fine	13.659 \| good	3.627 \| good	16.927 \| good	0.289 \| good
2025-12-14T02:00:00.000Z	54 \| moderate	11.458 \| good	50.86 \| good	17.997 \| good	3.656 \| good	16.347 \| good	0.272 \| good
2025-12-14T03:00:00.000Z	52 \| moderate	10.052 \| good	44.881 \| good	21.392 \| good	3.684 \| good	15.767 \| good	0.255 \| good
2025-12-14T04:00:00.000Z	52 \| moderate	9.708 \| good	43.1 \| good	23.935 \| good	3.613 \| good	13.895 \| good	0.234 \| good
2025-12-14T05:00:00.000Z	56 \| moderate	12.149 \| fine	54.076 \| good	23.155 \| good	3.543 \| good	12.023 \| good	0.213 \| good
2025-12-14T06:00:00.000Z	60 \| moderate	13.611 \| fine	60.927 \| fine	18.418 \| good	3.472 \| good	10.15 \| good	0.192 \| good
2025-12-14T07:00:00.000Z	66 \| moderate	16.904 \| fine	75.335 \| fine	17.932 \| good	3.386 \| good	8.605 \| good	0.19 \| good
2025-12-14T08:00:00.000Z	67 \| moderate	17.906 \| fine	79.646 \| fine	17.194 \| good	3.3 \| good	7.06 \| good	0.188 \| good
2025-12-14T09:00:00.000Z	52 \| moderate	10.226 \| good	45.181 \| good	20.831 \| good	3.214 \| good	5.515 \| good	0.186 \| good
2025-12-14T10:00:00.000Z	33 \| good	6.498 \| good	28.778 \| good	21.64 \| good	2.807 \| good	5.257 \| good	0.188 \| good
2025-12-14T11:00:00.000Z	33 \| good	5.528 \| good	24.105 \| good	20.714 \| good	2.4 \| good	5 \| good	0.189 \| good
2025-12-14T12:00:00.000Z	33 \| good	6.076 \| good	27.008 \| good	19.919 \| good	1.993 \| good	4.743 \| good	0.191 \| good
2025-12-14T13:00:00.000Z	33 \| good	5.671 \| good	24.365 \| good	21.326 \| good	1.822 \| good	3.973 \| good	0.182 \| good
2025-12-14T14:00:00.000Z	27 \| good	5.24 \| good	22.476 \| good	24.27 \| good	1.65 \| good	3.204 \| good	0.173 \| good
2025-12-14T15:00:00.000Z	25 \| good	4.445 \| good	19.482 \| good	27.364 \| good	1.479 \| good	2.434 \| good	0.164 \| good
2025-12-14T16:00:00.000Z	27 \| good	4.126 \| good	18.204 \| good	29.466 \| good	1.508 \| good	2.333 \| good	0.159 \| good
2025-12-14T17:00:00.000Z	28 \| good	3.597 \| good	15.662 \| good	29.734 \| good	1.538 \| good	2.231 \| good	0.155 \| good
2025-12-14T18:00:00.000Z	26 \| good	3.634 \| good	15.94 \| good	28.077 \| good	1.567 \| good	2.13 \| good	0.15 \| good
2025-12-14T19:00:00.000Z	25 \| good	3.362 \| good	14.996 \| good	27.472 \| good	1.531 \| good	2.432 \| good	0.151 \| good
2025-12-14T20:00:00.000Z	23 \| good	2.839 \| good	11.364 \| good	25.301 \| good	1.495 \| good	2.735 \| good	0.152 \| good
2025-12-14T21:00:00.000Z	21 \| good	2.813 \| good	11.343 \| good	23.266 \| good	1.459 \| good	3.038 \| good	0.153 \| good
2025-12-14T22:00:00.000Z	20 \| good	2.039 \| good	8.32 \| good	21.6 \| good	1.388 \| good	3.331 \| good	0.153 \| good
2025-12-14T23:00:00.000Z	19 \| good	1.274 \| good	5.021 \| good	21.452 \| good	1.317 \| good	3.625 \| good	0.153 \| good
2025-12-15T00:00:00.000Z	19 \| good	2.932 \| good	11.848 \| good	20.128 \| good	1.245 \| good	3.919 \| good	0.153 \| good
2025-12-15T01:00:00.000Z	18 \| good	1.623 \| good	6.657 \| good	18.632 \| good	1.338 \| good	4.042 \| good	0.155 \| good
2025-12-15T02:00:00.000Z	17 \| good	1.7 \| good	7.178 \| good	17.68 \| good	1.43 \| good	4.165 \| good	0.157 \| good
2025-12-15T03:00:00.000Z	17 \| good	1.004 \| good	4 \| good	18.087 \| good	1.523 \| good	4.288 \| good	0.159 \| good
2025-12-15T04:00:00.000Z	16 \| good	0.619 \| good	2.438 \| good	17.376 \| good	1.295 \| good	3.717 \| good	0.156 \| good
2025-12-15T05:00:00.000Z	16 \| good	1.169 \| good	4.546 \| good	17.324 \| good	1.068 \| good	3.146 \| good	0.153 \| good
2025-12-15T06:00:00.000Z	16 \| good	1.462 \| good	5.979 \| good	17.092 \| good	0.841 \| good	2.574 \| good	0.15 \| good
2025-12-15T07:00:00.000Z	18 \| good	1.185 \| good	4.891 \| good	19.171 \| good	0.759 \| good	2.275 \| good	0.147 \| good
2025-12-15T08:00:00.000Z	19 \| good	1.843 \| good	7.496 \| good	21.359 \| good	0.677 \| good	1.977 \| good	0.144 \| good
2025-12-15T09:00:00.000Z	19 \| good	2.739 \| good	11.27 \| good	20.168 \| good	0.595 \| good	1.678 \| good	0.141 \| good
2025-12-15T10:00:00.000Z	22 \| good	4.106 \| good	18.002 \| good	14.203 \| good	0.665 \| good	2.161 \| good	0.142 \| good
2025-12-15T11:00:00.000Z	33 \| good	5.61 \| good	25.016 \| good	12.121 \| good	0.735 \| good	2.645 \| good	0.144 \| good
2025-12-15T12:00:00.000Z	22 \| good	4.444 \| good	19.561 \| good	14.415 \| good	0.804 \| good	3.128 \| good	0.145 \| good
2025-12-15T13:00:00.000Z	22 \| good	3.923 \| good	17.131 \| good	17.311 \| good	1.06 \| good	3.016 \| good	0.148 \| good
2025-12-15T14:00:00.000Z	27 \| good	4.738 \| good	20.809 \| good	18.202 \| good	1.317 \| good	2.903 \| good	0.152 \| good

Lochearn, Maryland live air quality index now

Major air pollutants in Lochearn, Maryland

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Lochearn, Maryland air quality map: Track AQI near you

Air quality in nearby cities

Pikesville, Maryland

Milford Mill, Maryland

Randallstown, Maryland

Catonsville, Maryland

Garrison, Maryland

Arbutus, Maryland

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Frequently asked questions

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

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

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

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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 Lochearn, Maryland?

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