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

The current PM10 concentration at Lochearn, Maryland is 34.106 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Lochearn, Maryland is 0.277 ppb.

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

The current ozone (O3) concentration at Lochearn, Maryland is 17.665 ppm.

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

The current nitrogen dioxide (NO2) concentration at Lochearn, Maryland is 10.885 ppb.

Lochearn, Maryland live air quality index now

Name: Live air pollution levels in Lochearn, Maryland today
Creator: Ambee

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)

Good

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)

7.55 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

34.11 μg/m³

155

255

425

605+

Ozone (O₃)

17.66 ppb

201

201+

Sulfur Dioxide (SO₂)

0.28 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

10.88 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.28 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

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
2025-10-19T17:00:00.000Z	52 \| moderate	10.05 \| good	45.11 \| good	36.401 \| good	0.277 \| good	5.293 \| good	0.209 \| good
2025-10-19T18:00:00.000Z	54 \| moderate	11.04 \| good	40.813 \| good	38.999 \| good	0.241 \| good	6.808 \| good	0.167 \| good
2025-10-19T19:00:00.000Z	54 \| moderate	10.629 \| good	46.92 \| good	40.801 \| good	0.271 \| good	3.868 \| good	0.209 \| good
2025-10-19T20:00:00.000Z	52 \| moderate	9.728 \| good	43.846 \| good	43.02 \| good	0.257 \| good	2.88 \| good	0.18 \| good
2025-10-19T21:00:00.000Z	52 \| moderate	9.574 \| good	36.829 \| good	42.963 \| good	0.225 \| good	3.49 \| good	0.167 \| good
2025-10-19T22:00:00.000Z	49 \| good	8.625 \| good	30.369 \| good	42.869 \| good	0.227 \| good	4.986 \| good	0.167 \| good
2025-10-19T23:00:00.000Z	49 \| good	8.685 \| good	38.836 \| good	41.564 \| good	0.298 \| good	5.149 \| good	0.167 \| good
2025-10-20T00:00:00.000Z	44 \| good	7.701 \| good	38.124 \| good	42.016 \| good	0.273 \| good	5.302 \| good	0.167 \| good
2025-10-20T01:00:00.000Z	36 \| good	6.295 \| good	27.131 \| good	39.469 \| good	0.232 \| good	6.256 \| good	0.194 \| good
2025-10-20T02:00:00.000Z	33 \| good	5.779 \| good	32.277 \| good	34.611 \| good	0.247 \| good	4.589 \| good	0.18 \| good
2025-10-20T03:00:00.000Z	35 \| good	5.863 \| good	18.756 \| good	37.726 \| good	0.231 \| good	5.158 \| good	0.126 \| good
2025-10-20T04:00:00.000Z	36 \| good	5.67 \| good	22.347 \| good	39.088 \| good	0.202 \| good	6.322 \| good	0.126 \| good
2025-10-20T05:00:00.000Z	35 \| good	4.429 \| good	13.032 \| good	37.889 \| good	0.21 \| good	5.251 \| good	0.126 \| good
2025-10-20T06:00:00.000Z	32 \| good	4.92 \| good	15.319 \| good	34.768 \| good	0.195 \| good	4.417 \| good	0.126 \| good
2025-10-20T07:00:00.000Z	32 \| good	4.69 \| good	23.72 \| good	34.933 \| good	0.212 \| good	4.398 \| good	0.126 \| good
2025-10-20T08:00:00.000Z	30 \| good	4.114 \| good	14.271 \| good	31.612 \| good	0.212 \| good	9.881 \| good	0.126 \| good
2025-10-20T09:00:00.000Z	26 \| good	2.957 \| good	14.299 \| good	27.755 \| good	0.19 \| good	9.989 \| good	0.138 \| good
2025-10-20T10:00:00.000Z	25 \| good	2.247 \| good	9.476 \| good	26.605 \| good	0.191 \| good	6.873 \| good	0.126 \| good
2025-10-20T11:00:00.000Z	25 \| good	1.937 \| good	9.875 \| good	27.327 \| good	0.192 \| good	8.884 \| good	0.126 \| good
2025-10-20T12:00:00.000Z	23 \| good	2.28 \| good	9.786 \| good	24.973 \| good	0.213 \| good	9.237 \| good	0.14 \| good
2025-10-20T13:00:00.000Z	23 \| good	1.998 \| good	7.266 \| good	25.045 \| good	0.222 \| good	9.359 \| good	0.165 \| good
2025-10-20T14:00:00.000Z	23 \| good	2.18 \| good	7.17 \| good	24.551 \| good	0.211 \| good	6.676 \| good	0.138 \| good
2025-10-20T15:00:00.000Z	24 \| good	3.105 \| good	11.674 \| good	26.327 \| good	0.243 \| good	5.454 \| good	0.125 \| good
2025-10-20T16:00:00.000Z	28 \| good	2.916 \| good	8.348 \| good	29.535 \| good	0.265 \| good	6.678 \| good	0.116 \| good
2025-10-20T17:00:00.000Z	28 \| good	3.214 \| good	12.15 \| good	30.194 \| good	0.262 \| good	5.172 \| good	0.138 \| good
2025-10-20T18:00:00.000Z	30 \| good	4.42 \| good	20.667 \| good	32.073 \| good	0.218 \| good	4.553 \| good	0.131 \| good
2025-10-20T19:00:00.000Z	31 \| good	4.645 \| good	18.525 \| good	32.716 \| good	0.162 \| good	5.615 \| good	0.131 \| good
2025-10-20T20:00:00.000Z	31 \| good	4.072 \| good	11.349 \| good	32.896 \| good	0.174 \| good	5.52 \| good	0.131 \| good
2025-10-20T21:00:00.000Z	30 \| good	3.402 \| good	14.631 \| good	31.715 \| good	0.142 \| good	4.71 \| good	0.131 \| good
2025-10-20T22:00:00.000Z	29 \| good	2.77 \| good	11.876 \| good	30.996 \| good	0.171 \| good	8.311 \| good	0.131 \| good
2025-10-20T23:00:00.000Z	29 \| good	3.518 \| good	14.169 \| good	30.544 \| good	0.181 \| good	18.016 \| good	0.125 \| good
2025-10-21T00:00:00.000Z	25 \| good	4.265 \| good	16.225 \| good	27.446 \| good	0.175 \| good	17.466 \| good	0.125 \| good
2025-10-21T01:00:00.000Z	22 \| good	3.703 \| good	16.741 \| good	24.377 \| good	0.166 \| good	23.446 \| good	0.154 \| good
2025-10-21T02:00:00.000Z	22 \| good	3.401 \| good	15.08 \| good	23.505 \| good	0.153 \| good	20.766 \| good	0.335 \| good
2025-10-21T03:00:00.000Z	52 \| moderate	9.791 \| good	43.77 \| good	18.123 \| good	1.736 \| good	14.692 \| good	0.207 \| good
2025-10-21T04:00:00.000Z	38 \| good	7.305 \| good	27.528 \| good	13.439 \| good	0.214 \| good	16.881 \| good	0.275 \| good
2025-10-21T05:00:00.000Z	38 \| good	7.096 \| good	27.615 \| good	7.259 \| good	0.214 \| good	15.583 \| good	0.294 \| good
2025-10-21T06:00:00.000Z	44 \| good	8.492 \| good	41.934 \| good	11.894 \| good	0.203 \| good	14.075 \| good	0.333 \| good
2025-10-21T07:00:00.000Z	44 \| good	8.14 \| good	32.148 \| good	9.726 \| good	0.202 \| good	13.968 \| good	0.308 \| good
2025-10-21T08:00:00.000Z	33 \| good	6.176 \| good	27.368 \| good	6.511 \| good	0.268 \| good	11.323 \| good	0.32 \| good
2025-10-21T09:00:00.000Z	27 \| good	5.255 \| good	22.493 \| good	3.76 \| good	0.268 \| good	11.458 \| good	0.338 \| good
2025-10-21T10:00:00.000Z	38 \| good	6.856 \| good	27.706 \| good	6.439 \| good	0.423 \| good	13.63 \| good	0.392 \| good
2025-10-21T11:00:00.000Z	44 \| good	7.823 \| good	28.32 \| good	2.692 \| good	0.527 \| good	14.1 \| good	0.416 \| good
2025-10-21T12:00:00.000Z	44 \| good	7.974 \| good	37.458 \| good	2.725 \| good	0.765 \| good	14.513 \| good	0.509 \| good
2025-10-21T13:00:00.000Z	44 \| good	7.752 \| good	33.178 \| good	3.975 \| good	0.757 \| good	14.385 \| good	0.547 \| good
2025-10-21T14:00:00.000Z	54 \| moderate	10.761 \| good	43.772 \| good	5.255 \| good	0.409 \| good	18.438 \| good	0.467 \| good
2025-10-21T15:00:00.000Z	52 \| moderate	10.161 \| good	49.597 \| good	7.047 \| good	0.324 \| good	15.319 \| good	0.388 \| good
2025-10-21T16:00:00.000Z	44 \| good	7.616 \| good	34.659 \| good	17.513 \| good	0.278 \| good	10.903 \| good	0.285 \| good
2025-10-21T16:00:00.000Z	44 \| good	7.552 \| good	34.106 \| good	17.665 \| good	0.277 \| good	10.885 \| good	0.285 \| good
2025-10-21T17:00:00.000Z	44 \| good	7.753 \| good	34.165 \| good	35.883 \| good	2.687 \| good	4.752 \| good	0.172 \| good
2025-10-21T18:00:00.000Z	38 \| good	7.48 \| good	32.877 \| good	41.227 \| good	2.583 \| good	3.342 \| good	0.16 \| good
2025-10-21T19:00:00.000Z	40 \| good	7.014 \| good	31.117 \| good	43.25 \| good	2.476 \| good	3.592 \| good	0.161 \| good
2025-10-21T20:00:00.000Z	41 \| good	6.857 \| good	30.539 \| good	43.578 \| good	2.368 \| good	3.841 \| good	0.162 \| good
2025-10-21T21:00:00.000Z	38 \| good	7.253 \| good	32.127 \| good	38.303 \| good	2.26 \| good	4.09 \| good	0.163 \| good
2025-10-21T22:00:00.000Z	54 \| moderate	10.544 \| good	46.643 \| good	31.041 \| good	2.231 \| good	7.597 \| good	0.188 \| good
2025-10-21T23:00:00.000Z	56 \| moderate	12.467 \| fine	55.7 \| fine	22.407 \| good	2.202 \| good	11.104 \| good	0.214 \| good
2025-10-22T00:00:00.000Z	58 \| moderate	12.725 \| fine	56.98 \| fine	19.88 \| good	2.173 \| good	14.61 \| good	0.239 \| good
2025-10-22T01:00:00.000Z	49 \| good	9.247 \| good	40.794 \| good	23.404 \| good	2.02 \| good	13.653 \| good	0.231 \| good
2025-10-22T02:00:00.000Z	49 \| good	8.99 \| good	39.468 \| good	21.97 \| good	1.867 \| good	12.696 \| good	0.223 \| good
2025-10-22T03:00:00.000Z	49 \| good	8.691 \| good	38.396 \| good	25.966 \| good	1.713 \| good	11.739 \| good	0.214 \| good
2025-10-22T04:00:00.000Z	44 \| good	7.972 \| good	35.002 \| good	26.011 \| good	1.603 \| good	10.103 \| good	0.203 \| good
2025-10-22T05:00:00.000Z	44 \| good	7.789 \| good	34.098 \| good	24.865 \| good	1.493 \| good	8.466 \| good	0.191 \| good
2025-10-22T06:00:00.000Z	38 \| good	7.005 \| good	30.994 \| good	24.919 \| good	1.383 \| good	6.83 \| good	0.18 \| good
2025-10-22T07:00:00.000Z	33 \| good	6.332 \| good	28.393 \| good	24.64 \| good	1.834 \| good	5.66 \| good	0.167 \| good
2025-10-22T08:00:00.000Z	33 \| good	6.142 \| good	27.196 \| good	24.084 \| good	2.286 \| good	4.49 \| good	0.155 \| good
2025-10-22T09:00:00.000Z	33 \| good	5.765 \| good	25.038 \| good	22.005 \| good	2.738 \| good	3.32 \| good	0.142 \| good
2025-10-22T10:00:00.000Z	27 \| good	5.446 \| good	23.649 \| good	18.921 \| good	3.003 \| good	4.082 \| good	0.145 \| good
2025-10-22T11:00:00.000Z	22 \| good	4.022 \| good	17.861 \| good	19.032 \| good	3.269 \| good	4.844 \| good	0.148 \| good
2025-10-22T12:00:00.000Z	27 \| good	4.864 \| good	21.166 \| good	18.142 \| good	3.535 \| good	5.606 \| good	0.151 \| good
2025-10-22T13:00:00.000Z	33 \| good	5.888 \| good	26.006 \| good	22.657 \| good	3.283 \| good	4.502 \| good	0.145 \| good
2025-10-22T14:00:00.000Z	28 \| good	3.858 \| good	17.058 \| good	29.979 \| good	3.032 \| good	3.399 \| good	0.14 \| good
2025-10-22T15:00:00.000Z	31 \| good	3.347 \| good	14.234 \| good	32.976 \| good	2.78 \| good	2.295 \| good	0.134 \| good
2025-10-22T16:00:00.000Z	31 \| good	4.049 \| good	17.711 \| good	34.462 \| good	2.557 \| good	2.099 \| good	0.132 \| good
2025-10-22T17:00:00.000Z	31 \| good	4.876 \| good	21.182 \| good	34.148 \| good	2.334 \| good	1.904 \| good	0.13 \| good
2025-10-22T18:00:00.000Z	32 \| good	5.302 \| good	23.516 \| good	34.854 \| good	2.112 \| good	1.708 \| good	0.128 \| good
2025-10-22T19:00:00.000Z	31 \| good	4.805 \| good	20.914 \| good	34.14 \| good	1.96 \| good	2.079 \| good	0.13 \| good
2025-10-22T20:00:00.000Z	31 \| good	4.577 \| good	19.877 \| good	33.878 \| good	1.808 \| good	2.45 \| good	0.132 \| good
2025-10-22T21:00:00.000Z	31 \| good	3.8 \| good	16.529 \| good	32.793 \| good	1.656 \| good	2.821 \| good	0.134 \| good
2025-10-22T22:00:00.000Z	28 \| good	4.093 \| good	17.996 \| good	29.74 \| good	1.704 \| good	4.262 \| good	0.143 \| good
2025-10-22T23:00:00.000Z	27 \| good	4.918 \| good	21.434 \| good	28.032 \| good	1.753 \| good	5.703 \| good	0.152 \| good
2025-10-23T00:00:00.000Z	38 \| good	7.389 \| good	32.552 \| good	27.216 \| good	1.801 \| good	7.144 \| good	0.162 \| good
2025-10-23T01:00:00.000Z	49 \| good	9.029 \| good	39.569 \| good	24.477 \| good	2.02 \| good	6.712 \| good	0.158 \| good
2025-10-23T02:00:00.000Z	49 \| good	8.59 \| good	37.873 \| good	22.648 \| good	2.239 \| good	6.279 \| good	0.154 \| good
2025-10-23T03:00:00.000Z	49 \| good	8.987 \| good	39.506 \| good	20.248 \| good	2.459 \| good	5.847 \| good	0.15 \| good
2025-10-23T04:00:00.000Z	44 \| good	8.365 \| good	36.87 \| good	20.387 \| good	2.588 \| good	5.54 \| good	0.148 \| good
2025-10-23T05:00:00.000Z	49 \| good	8.797 \| good	38.639 \| good	21.145 \| good	2.718 \| good	5.234 \| good	0.145 \| good
2025-10-23T06:00:00.000Z	49 \| good	9.04 \| good	39.94 \| good	21.328 \| good	2.848 \| good	4.927 \| good	0.142 \| good
2025-10-23T07:00:00.000Z	44 \| good	8.009 \| good	35.041 \| good	20.219 \| good	2.725 \| good	4.667 \| good	0.14 \| good
2025-10-23T08:00:00.000Z	38 \| good	7.446 \| good	32.939 \| good	18.127 \| good	2.603 \| good	4.406 \| good	0.138 \| good
2025-10-23T09:00:00.000Z	38 \| good	7.28 \| good	32.242 \| good	15.053 \| good	2.48 \| good	4.145 \| good	0.136 \| good
2025-10-23T10:00:00.000Z	38 \| good	7.364 \| good	32.408 \| good	8.577 \| good	2.391 \| good	4.963 \| good	0.143 \| good
2025-10-23T11:00:00.000Z	44 \| good	7.765 \| good	34.137 \| good	8.587 \| good	2.301 \| good	5.78 \| good	0.15 \| good
2025-10-23T12:00:00.000Z	44 \| good	7.624 \| good	33.479 \| good	13.979 \| good	2.212 \| good	6.597 \| good	0.158 \| good
2025-10-23T13:00:00.000Z	44 \| good	8.409 \| good	36.924 \| good	22.754 \| good	2.271 \| good	5.308 \| good	0.152 \| good
2025-10-23T14:00:00.000Z	33 \| good	6.161 \| good	27.164 \| good	31.159 \| good	2.329 \| good	4.02 \| good	0.147 \| good
2025-10-23T15:00:00.000Z	33 \| good	4.965 \| good	21.417 \| good	35.883 \| good	2.388 \| good	2.731 \| good	0.142 \| good
2025-10-23T16:00:00.000Z	35 \| good	5.02 \| good	21.749 \| good	37.848 \| good	2.039 \| good	2.36 \| good	0.138 \| good

Lochearn

Get reliable air quality data to drive your business

Lochearn, Maryland air quality map: Track AQI near you

0.28ppm

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 02:00:00 on 2025-10-21.

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 02:00:00 on 2025-10-21.

What is the current air quality in Lochearn, Maryland?

The current air quality in Lochearn, Maryland is 44, categorized as Good 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 7.552 μg/m³.

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

The current PM₁₀ concentration at Lochearn, Maryland is 34.106 μg/m³.

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

The current carbon monoxide (CO) concentration at Lochearn, Maryland is 0.285 ppm.

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

The current sulfur dioxide (SO₂) concentration at Lochearn, Maryland is 0.277 ppb.

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

The current ozone (O₃) concentration at Lochearn, Maryland is 17.665 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Lochearn, Maryland is 10.885 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-19T17:00:00.000Z	52 \| moderate	10.05 \| good	45.11 \| good	36.401 \| good	0.277 \| good	5.293 \| good	0.209 \| good
2025-10-19T18:00:00.000Z	54 \| moderate	11.04 \| good	40.813 \| good	38.999 \| good	0.241 \| good	6.808 \| good	0.167 \| good
2025-10-19T19:00:00.000Z	54 \| moderate	10.629 \| good	46.92 \| good	40.801 \| good	0.271 \| good	3.868 \| good	0.209 \| good
2025-10-19T20:00:00.000Z	52 \| moderate	9.728 \| good	43.846 \| good	43.02 \| good	0.257 \| good	2.88 \| good	0.18 \| good
2025-10-19T21:00:00.000Z	52 \| moderate	9.574 \| good	36.829 \| good	42.963 \| good	0.225 \| good	3.49 \| good	0.167 \| good
2025-10-19T22:00:00.000Z	49 \| good	8.625 \| good	30.369 \| good	42.869 \| good	0.227 \| good	4.986 \| good	0.167 \| good
2025-10-19T23:00:00.000Z	49 \| good	8.685 \| good	38.836 \| good	41.564 \| good	0.298 \| good	5.149 \| good	0.167 \| good
2025-10-20T00:00:00.000Z	44 \| good	7.701 \| good	38.124 \| good	42.016 \| good	0.273 \| good	5.302 \| good	0.167 \| good
2025-10-20T01:00:00.000Z	36 \| good	6.295 \| good	27.131 \| good	39.469 \| good	0.232 \| good	6.256 \| good	0.194 \| good
2025-10-20T02:00:00.000Z	33 \| good	5.779 \| good	32.277 \| good	34.611 \| good	0.247 \| good	4.589 \| good	0.18 \| good
2025-10-20T03:00:00.000Z	35 \| good	5.863 \| good	18.756 \| good	37.726 \| good	0.231 \| good	5.158 \| good	0.126 \| good
2025-10-20T04:00:00.000Z	36 \| good	5.67 \| good	22.347 \| good	39.088 \| good	0.202 \| good	6.322 \| good	0.126 \| good
2025-10-20T05:00:00.000Z	35 \| good	4.429 \| good	13.032 \| good	37.889 \| good	0.21 \| good	5.251 \| good	0.126 \| good
2025-10-20T06:00:00.000Z	32 \| good	4.92 \| good	15.319 \| good	34.768 \| good	0.195 \| good	4.417 \| good	0.126 \| good
2025-10-20T07:00:00.000Z	32 \| good	4.69 \| good	23.72 \| good	34.933 \| good	0.212 \| good	4.398 \| good	0.126 \| good
2025-10-20T08:00:00.000Z	30 \| good	4.114 \| good	14.271 \| good	31.612 \| good	0.212 \| good	9.881 \| good	0.126 \| good
2025-10-20T09:00:00.000Z	26 \| good	2.957 \| good	14.299 \| good	27.755 \| good	0.19 \| good	9.989 \| good	0.138 \| good
2025-10-20T10:00:00.000Z	25 \| good	2.247 \| good	9.476 \| good	26.605 \| good	0.191 \| good	6.873 \| good	0.126 \| good
2025-10-20T11:00:00.000Z	25 \| good	1.937 \| good	9.875 \| good	27.327 \| good	0.192 \| good	8.884 \| good	0.126 \| good
2025-10-20T12:00:00.000Z	23 \| good	2.28 \| good	9.786 \| good	24.973 \| good	0.213 \| good	9.237 \| good	0.14 \| good
2025-10-20T13:00:00.000Z	23 \| good	1.998 \| good	7.266 \| good	25.045 \| good	0.222 \| good	9.359 \| good	0.165 \| good
2025-10-20T14:00:00.000Z	23 \| good	2.18 \| good	7.17 \| good	24.551 \| good	0.211 \| good	6.676 \| good	0.138 \| good
2025-10-20T15:00:00.000Z	24 \| good	3.105 \| good	11.674 \| good	26.327 \| good	0.243 \| good	5.454 \| good	0.125 \| good
2025-10-20T16:00:00.000Z	28 \| good	2.916 \| good	8.348 \| good	29.535 \| good	0.265 \| good	6.678 \| good	0.116 \| good
2025-10-20T17:00:00.000Z	28 \| good	3.214 \| good	12.15 \| good	30.194 \| good	0.262 \| good	5.172 \| good	0.138 \| good
2025-10-20T18:00:00.000Z	30 \| good	4.42 \| good	20.667 \| good	32.073 \| good	0.218 \| good	4.553 \| good	0.131 \| good
2025-10-20T19:00:00.000Z	31 \| good	4.645 \| good	18.525 \| good	32.716 \| good	0.162 \| good	5.615 \| good	0.131 \| good
2025-10-20T20:00:00.000Z	31 \| good	4.072 \| good	11.349 \| good	32.896 \| good	0.174 \| good	5.52 \| good	0.131 \| good
2025-10-20T21:00:00.000Z	30 \| good	3.402 \| good	14.631 \| good	31.715 \| good	0.142 \| good	4.71 \| good	0.131 \| good
2025-10-20T22:00:00.000Z	29 \| good	2.77 \| good	11.876 \| good	30.996 \| good	0.171 \| good	8.311 \| good	0.131 \| good
2025-10-20T23:00:00.000Z	29 \| good	3.518 \| good	14.169 \| good	30.544 \| good	0.181 \| good	18.016 \| good	0.125 \| good
2025-10-21T00:00:00.000Z	25 \| good	4.265 \| good	16.225 \| good	27.446 \| good	0.175 \| good	17.466 \| good	0.125 \| good
2025-10-21T01:00:00.000Z	22 \| good	3.703 \| good	16.741 \| good	24.377 \| good	0.166 \| good	23.446 \| good	0.154 \| good
2025-10-21T02:00:00.000Z	22 \| good	3.401 \| good	15.08 \| good	23.505 \| good	0.153 \| good	20.766 \| good	0.335 \| good
2025-10-21T03:00:00.000Z	52 \| moderate	9.791 \| good	43.77 \| good	18.123 \| good	1.736 \| good	14.692 \| good	0.207 \| good
2025-10-21T04:00:00.000Z	38 \| good	7.305 \| good	27.528 \| good	13.439 \| good	0.214 \| good	16.881 \| good	0.275 \| good
2025-10-21T05:00:00.000Z	38 \| good	7.096 \| good	27.615 \| good	7.259 \| good	0.214 \| good	15.583 \| good	0.294 \| good
2025-10-21T06:00:00.000Z	44 \| good	8.492 \| good	41.934 \| good	11.894 \| good	0.203 \| good	14.075 \| good	0.333 \| good
2025-10-21T07:00:00.000Z	44 \| good	8.14 \| good	32.148 \| good	9.726 \| good	0.202 \| good	13.968 \| good	0.308 \| good
2025-10-21T08:00:00.000Z	33 \| good	6.176 \| good	27.368 \| good	6.511 \| good	0.268 \| good	11.323 \| good	0.32 \| good
2025-10-21T09:00:00.000Z	27 \| good	5.255 \| good	22.493 \| good	3.76 \| good	0.268 \| good	11.458 \| good	0.338 \| good
2025-10-21T10:00:00.000Z	38 \| good	6.856 \| good	27.706 \| good	6.439 \| good	0.423 \| good	13.63 \| good	0.392 \| good
2025-10-21T11:00:00.000Z	44 \| good	7.823 \| good	28.32 \| good	2.692 \| good	0.527 \| good	14.1 \| good	0.416 \| good
2025-10-21T12:00:00.000Z	44 \| good	7.974 \| good	37.458 \| good	2.725 \| good	0.765 \| good	14.513 \| good	0.509 \| good
2025-10-21T13:00:00.000Z	44 \| good	7.752 \| good	33.178 \| good	3.975 \| good	0.757 \| good	14.385 \| good	0.547 \| good
2025-10-21T14:00:00.000Z	54 \| moderate	10.761 \| good	43.772 \| good	5.255 \| good	0.409 \| good	18.438 \| good	0.467 \| good
2025-10-21T15:00:00.000Z	52 \| moderate	10.161 \| good	49.597 \| good	7.047 \| good	0.324 \| good	15.319 \| good	0.388 \| good
2025-10-21T16:00:00.000Z	44 \| good	7.616 \| good	34.659 \| good	17.513 \| good	0.278 \| good	10.903 \| good	0.285 \| good
2025-10-21T16:00:00.000Z	44 \| good	7.552 \| good	34.106 \| good	17.665 \| good	0.277 \| good	10.885 \| good	0.285 \| good
2025-10-21T17:00:00.000Z	44 \| good	7.753 \| good	34.165 \| good	35.883 \| good	2.687 \| good	4.752 \| good	0.172 \| good
2025-10-21T18:00:00.000Z	38 \| good	7.48 \| good	32.877 \| good	41.227 \| good	2.583 \| good	3.342 \| good	0.16 \| good
2025-10-21T19:00:00.000Z	40 \| good	7.014 \| good	31.117 \| good	43.25 \| good	2.476 \| good	3.592 \| good	0.161 \| good
2025-10-21T20:00:00.000Z	41 \| good	6.857 \| good	30.539 \| good	43.578 \| good	2.368 \| good	3.841 \| good	0.162 \| good
2025-10-21T21:00:00.000Z	38 \| good	7.253 \| good	32.127 \| good	38.303 \| good	2.26 \| good	4.09 \| good	0.163 \| good
2025-10-21T22:00:00.000Z	54 \| moderate	10.544 \| good	46.643 \| good	31.041 \| good	2.231 \| good	7.597 \| good	0.188 \| good
2025-10-21T23:00:00.000Z	56 \| moderate	12.467 \| fine	55.7 \| fine	22.407 \| good	2.202 \| good	11.104 \| good	0.214 \| good
2025-10-22T00:00:00.000Z	58 \| moderate	12.725 \| fine	56.98 \| fine	19.88 \| good	2.173 \| good	14.61 \| good	0.239 \| good
2025-10-22T01:00:00.000Z	49 \| good	9.247 \| good	40.794 \| good	23.404 \| good	2.02 \| good	13.653 \| good	0.231 \| good
2025-10-22T02:00:00.000Z	49 \| good	8.99 \| good	39.468 \| good	21.97 \| good	1.867 \| good	12.696 \| good	0.223 \| good
2025-10-22T03:00:00.000Z	49 \| good	8.691 \| good	38.396 \| good	25.966 \| good	1.713 \| good	11.739 \| good	0.214 \| good
2025-10-22T04:00:00.000Z	44 \| good	7.972 \| good	35.002 \| good	26.011 \| good	1.603 \| good	10.103 \| good	0.203 \| good
2025-10-22T05:00:00.000Z	44 \| good	7.789 \| good	34.098 \| good	24.865 \| good	1.493 \| good	8.466 \| good	0.191 \| good
2025-10-22T06:00:00.000Z	38 \| good	7.005 \| good	30.994 \| good	24.919 \| good	1.383 \| good	6.83 \| good	0.18 \| good
2025-10-22T07:00:00.000Z	33 \| good	6.332 \| good	28.393 \| good	24.64 \| good	1.834 \| good	5.66 \| good	0.167 \| good
2025-10-22T08:00:00.000Z	33 \| good	6.142 \| good	27.196 \| good	24.084 \| good	2.286 \| good	4.49 \| good	0.155 \| good
2025-10-22T09:00:00.000Z	33 \| good	5.765 \| good	25.038 \| good	22.005 \| good	2.738 \| good	3.32 \| good	0.142 \| good
2025-10-22T10:00:00.000Z	27 \| good	5.446 \| good	23.649 \| good	18.921 \| good	3.003 \| good	4.082 \| good	0.145 \| good
2025-10-22T11:00:00.000Z	22 \| good	4.022 \| good	17.861 \| good	19.032 \| good	3.269 \| good	4.844 \| good	0.148 \| good
2025-10-22T12:00:00.000Z	27 \| good	4.864 \| good	21.166 \| good	18.142 \| good	3.535 \| good	5.606 \| good	0.151 \| good
2025-10-22T13:00:00.000Z	33 \| good	5.888 \| good	26.006 \| good	22.657 \| good	3.283 \| good	4.502 \| good	0.145 \| good
2025-10-22T14:00:00.000Z	28 \| good	3.858 \| good	17.058 \| good	29.979 \| good	3.032 \| good	3.399 \| good	0.14 \| good
2025-10-22T15:00:00.000Z	31 \| good	3.347 \| good	14.234 \| good	32.976 \| good	2.78 \| good	2.295 \| good	0.134 \| good
2025-10-22T16:00:00.000Z	31 \| good	4.049 \| good	17.711 \| good	34.462 \| good	2.557 \| good	2.099 \| good	0.132 \| good
2025-10-22T17:00:00.000Z	31 \| good	4.876 \| good	21.182 \| good	34.148 \| good	2.334 \| good	1.904 \| good	0.13 \| good
2025-10-22T18:00:00.000Z	32 \| good	5.302 \| good	23.516 \| good	34.854 \| good	2.112 \| good	1.708 \| good	0.128 \| good
2025-10-22T19:00:00.000Z	31 \| good	4.805 \| good	20.914 \| good	34.14 \| good	1.96 \| good	2.079 \| good	0.13 \| good
2025-10-22T20:00:00.000Z	31 \| good	4.577 \| good	19.877 \| good	33.878 \| good	1.808 \| good	2.45 \| good	0.132 \| good
2025-10-22T21:00:00.000Z	31 \| good	3.8 \| good	16.529 \| good	32.793 \| good	1.656 \| good	2.821 \| good	0.134 \| good
2025-10-22T22:00:00.000Z	28 \| good	4.093 \| good	17.996 \| good	29.74 \| good	1.704 \| good	4.262 \| good	0.143 \| good
2025-10-22T23:00:00.000Z	27 \| good	4.918 \| good	21.434 \| good	28.032 \| good	1.753 \| good	5.703 \| good	0.152 \| good
2025-10-23T00:00:00.000Z	38 \| good	7.389 \| good	32.552 \| good	27.216 \| good	1.801 \| good	7.144 \| good	0.162 \| good
2025-10-23T01:00:00.000Z	49 \| good	9.029 \| good	39.569 \| good	24.477 \| good	2.02 \| good	6.712 \| good	0.158 \| good
2025-10-23T02:00:00.000Z	49 \| good	8.59 \| good	37.873 \| good	22.648 \| good	2.239 \| good	6.279 \| good	0.154 \| good
2025-10-23T03:00:00.000Z	49 \| good	8.987 \| good	39.506 \| good	20.248 \| good	2.459 \| good	5.847 \| good	0.15 \| good
2025-10-23T04:00:00.000Z	44 \| good	8.365 \| good	36.87 \| good	20.387 \| good	2.588 \| good	5.54 \| good	0.148 \| good
2025-10-23T05:00:00.000Z	49 \| good	8.797 \| good	38.639 \| good	21.145 \| good	2.718 \| good	5.234 \| good	0.145 \| good
2025-10-23T06:00:00.000Z	49 \| good	9.04 \| good	39.94 \| good	21.328 \| good	2.848 \| good	4.927 \| good	0.142 \| good
2025-10-23T07:00:00.000Z	44 \| good	8.009 \| good	35.041 \| good	20.219 \| good	2.725 \| good	4.667 \| good	0.14 \| good
2025-10-23T08:00:00.000Z	38 \| good	7.446 \| good	32.939 \| good	18.127 \| good	2.603 \| good	4.406 \| good	0.138 \| good
2025-10-23T09:00:00.000Z	38 \| good	7.28 \| good	32.242 \| good	15.053 \| good	2.48 \| good	4.145 \| good	0.136 \| good
2025-10-23T10:00:00.000Z	38 \| good	7.364 \| good	32.408 \| good	8.577 \| good	2.391 \| good	4.963 \| good	0.143 \| good
2025-10-23T11:00:00.000Z	44 \| good	7.765 \| good	34.137 \| good	8.587 \| good	2.301 \| good	5.78 \| good	0.15 \| good
2025-10-23T12:00:00.000Z	44 \| good	7.624 \| good	33.479 \| good	13.979 \| good	2.212 \| good	6.597 \| good	0.158 \| good
2025-10-23T13:00:00.000Z	44 \| good	8.409 \| good	36.924 \| good	22.754 \| good	2.271 \| good	5.308 \| good	0.152 \| good
2025-10-23T14:00:00.000Z	33 \| good	6.161 \| good	27.164 \| good	31.159 \| good	2.329 \| good	4.02 \| good	0.147 \| good
2025-10-23T15:00:00.000Z	33 \| good	4.965 \| good	21.417 \| good	35.883 \| good	2.388 \| good	2.731 \| good	0.142 \| good
2025-10-23T16:00:00.000Z	35 \| good	5.02 \| good	21.749 \| good	37.848 \| good	2.039 \| good	2.36 \| good	0.138 \| 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?

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

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

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

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

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

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