What is the current level of PM10 in Randallstown, Maryland?

Randallstown, Maryland currently has a PM10 concentration of 15.861 μg/m3.

What is the current level of sulfur dioxide (SO2) in Randallstown, Maryland?

The current sulfur dioxide (SO2) concentration in Randallstown, Maryland is 0.341 ppb.

What is the current level of ozone (O3) in Randallstown, Maryland?

Randallstown, Maryland currently has an ozone (O3) concentration of 30.073 ppm.

What is the current level of nitrogen dioxide (NO2) in Randallstown, Maryland?

The current level of nitrogen dioxide (NO2) in Randallstown, Maryland is 5.721 ppb.

Current air quality index in Randallstown, Maryland today

Q: What is the PM2.5 concentration in Randallstown, Maryland right now?

Randallstown, Maryland currently has a PM2.5 concentration of 4.349 μg/m3.

Stay updated with real-time air quality in Randallstown, 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

Randallstown, Maryland

Last updated: ... (Local time)

Common air pollutants in Randallstown, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.35 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

15.86 μg/m³

155

255

425

605+

Ozone (O₃)

30.07 ppb

201

201+

Sulfur Dioxide (SO₂)

0.34 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.72 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.23 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Randallstown, Maryland

Get Live Pollen Counts

Randallstown, Maryland

Scroll To Air Quality Map

Track live Randallstown, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-06T14:00:00.000Z	62 \| moderate	15.039 \| fine	70.764 \| fine	40.061 \| good	0.458 \| good	7.543 \| good	0.338 \| good
2026-06-06T15:00:00.000Z	52 \| moderate	10.061 \| good	55.028 \| fine	43.332 \| good	0.439 \| good	6.319 \| good	0.257 \| good
2026-06-06T16:00:00.000Z	52 \| moderate	9.65 \| good	42.614 \| good	40.775 \| good	0.401 \| good	6.449 \| good	0.226 \| good
2026-06-06T17:00:00.000Z	54 \| moderate	11.278 \| good	50.423 \| good	46.408 \| good	0.421 \| good	4.849 \| good	0.193 \| good
2026-06-06T18:00:00.000Z	49 \| good	9.296 \| good	37.089 \| good	50.675 \| good	0.409 \| good	3.93 \| good	0.193 \| good
2026-06-06T19:00:00.000Z	49 \| good	9.289 \| good	38.791 \| good	52.78 \| good	0.454 \| good	4.275 \| good	0.193 \| good
2026-06-06T20:00:00.000Z	44 \| good	8.148 \| good	40.612 \| good	48.245 \| good	0.385 \| good	3.935 \| good	0.222 \| good
2026-06-06T21:00:00.000Z	49 \| good	8.823 \| good	30.469 \| good	50.41 \| good	0.416 \| good	4.204 \| good	0.209 \| good
2026-06-06T22:00:00.000Z	54 \| moderate	10.808 \| good	49.989 \| good	50.602 \| good	0.359 \| good	4.073 \| good	0.238 \| good
2026-06-06T23:00:00.000Z	49 \| good	8.924 \| good	45.848 \| good	51.748 \| good	0.359 \| good	4.323 \| good	0.193 \| good
2026-06-07T00:00:00.000Z	44 \| good	7.195 \| good	27.811 \| good	47.429 \| good	0.286 \| good	5.205 \| good	0.193 \| good
2026-06-07T01:00:00.000Z	42 \| good	4.681 \| good	25.975 \| good	45.297 \| good	0.336 \| good	5.676 \| good	0.161 \| good
2026-06-07T02:00:00.000Z	32 \| good	4.104 \| good	22.067 \| good	35.232 \| good	0.31 \| good	7.687 \| good	0.165 \| good
2026-06-07T03:00:00.000Z	31 \| good	3.004 \| good	11.954 \| good	33.845 \| good	0.345 \| good	9.113 \| good	0.183 \| good
2026-06-07T04:00:00.000Z	34 \| good	3.089 \| good	11.597 \| good	36.699 \| good	0.279 \| good	8.753 \| good	0.233 \| good
2026-06-07T05:00:00.000Z	36 \| good	5.046 \| good	22.901 \| good	38.914 \| good	0.271 \| good	7.281 \| good	0.3 \| good
2026-06-07T06:00:00.000Z	22 \| good	4.446 \| good	20.03 \| good	23.957 \| good	0.271 \| good	5.927 \| good	0.285 \| good
2026-06-07T07:00:00.000Z	27 \| good	4.931 \| good	21.235 \| good	24.907 \| good	0.261 \| good	7.136 \| good	0.252 \| good
2026-06-07T08:00:00.000Z	33 \| good	5.667 \| good	29.62 \| good	25.147 \| good	0.259 \| good	6.031 \| good	0.245 \| good
2026-06-07T09:00:00.000Z	28 \| good	5.1 \| good	23.46 \| good	30.388 \| good	0.275 \| good	8.52 \| good	0.258 \| good
2026-06-07T10:00:00.000Z	30 \| good	5.409 \| good	19.733 \| good	32.463 \| good	0.264 \| good	8.277 \| good	0.21 \| good
2026-06-07T11:00:00.000Z	27 \| good	5.199 \| good	20.138 \| good	20.165 \| good	0.291 \| good	7.105 \| good	0.194 \| good
2026-06-07T12:00:00.000Z	36 \| good	5.018 \| good	24.317 \| good	39.404 \| good	0.286 \| good	4.869 \| good	0.193 \| good
2026-06-07T13:00:00.000Z	33 \| good	5.345 \| good	21.138 \| good	35.897 \| good	0.301 \| good	4.372 \| good	0.193 \| good
2026-06-07T14:00:00.000Z	35 \| good	6.263 \| good	26.872 \| good	37.56 \| good	0.399 \| good	3.467 \| good	0.193 \| good
2026-06-07T15:00:00.000Z	40 \| good	6.977 \| good	33.308 \| good	43.495 \| good	0.4 \| good	3.265 \| good	0.178 \| good
2026-06-07T16:00:00.000Z	44 \| good	7.521 \| good	28.622 \| good	43.408 \| good	0.291 \| good	3.329 \| good	0.178 \| good
2026-06-07T17:00:00.000Z	45 \| good	7.964 \| good	31.862 \| good	49.031 \| good	0.292 \| good	3.526 \| good	0.178 \| good
2026-06-07T18:00:00.000Z	47 \| good	7.399 \| good	29.098 \| good	50.943 \| good	0.292 \| good	3.281 \| good	0.178 \| good
2026-06-07T19:00:00.000Z	48 \| good	5.431 \| good	23.037 \| good	52.429 \| good	0.281 \| good	3.198 \| good	0.178 \| good
2026-06-07T20:00:00.000Z	50 \| good	6.174 \| good	26.643 \| good	54.271 \| good	0.265 \| good	3.141 \| good	0.132 \| good
2026-06-07T21:00:00.000Z	47 \| good	4.645 \| good	26.245 \| good	51.034 \| good	0.282 \| good	3.336 \| good	0.132 \| good
2026-06-07T22:00:00.000Z	46 \| good	4.965 \| good	19.8 \| good	49.942 \| good	0.282 \| good	3.372 \| good	0.132 \| good
2026-06-07T23:00:00.000Z	42 \| good	4.295 \| good	18.956 \| good	45.346 \| good	0.27 \| good	3.088 \| good	0.132 \| good
2026-06-08T00:00:00.000Z	39 \| good	5.111 \| good	23.659 \| good	42.208 \| good	0.323 \| good	2.877 \| good	0.161 \| good
2026-06-08T01:00:00.000Z	38 \| good	3.842 \| good	14.435 \| good	41.119 \| good	0.336 \| good	6.393 \| good	0.132 \| good
2026-06-08T02:00:00.000Z	33 \| good	4.177 \| good	16.16 \| good	35.659 \| good	0.334 \| good	9.138 \| good	0.148 \| good
2026-06-08T03:00:00.000Z	24 \| good	3.923 \| good	17.201 \| good	26.242 \| good	0.363 \| good	3.551 \| good	0.148 \| good
2026-06-08T04:00:00.000Z	34 \| good	4.907 \| good	22.146 \| good	37.394 \| good	0.246 \| good	8.253 \| good	0.233 \| good
2026-06-08T05:00:00.000Z	33 \| good	5.608 \| good	17.984 \| good	32.454 \| good	0.261 \| good	7.614 \| good	0.299 \| good
2026-06-08T06:00:00.000Z	28 \| good	5.063 \| good	19.226 \| good	29.654 \| good	0.277 \| good	5.984 \| good	0.243 \| good
2026-06-08T07:00:00.000Z	33 \| good	5.716 \| good	22.873 \| good	33.759 \| good	0.292 \| good	5.956 \| good	0.259 \| good
2026-06-08T08:00:00.000Z	28 \| good	4.339 \| good	15.913 \| good	30.086 \| good	0.277 \| good	8.014 \| good	0.227 \| good
2026-06-08T09:00:00.000Z	29 \| good	5.21 \| good	20.546 \| good	31.332 \| good	0.289 \| good	7.909 \| good	0.228 \| good
2026-06-08T10:00:00.000Z	22 \| good	4.273 \| good	18.655 \| good	22.862 \| good	0.472 \| good	13.109 \| good	0.194 \| good
2026-06-08T11:00:00.000Z	33 \| good	6 \| good	26.696 \| good	24.186 \| good	0.32 \| good	10.172 \| good	0.223 \| good
2026-06-08T12:00:00.000Z	25 \| good	4.387 \| good	13.14 \| good	26.96 \| good	0.353 \| good	5.306 \| good	0.223 \| good
2026-06-08T13:00:00.000Z	28 \| good	4.349 \| good	15.861 \| good	30.073 \| good	0.341 \| good	5.721 \| good	0.226 \| good
2026-06-08T14:00:00.000Z	38 \| good	6.855 \| good	30.448 \| good	37.095 \| good	0.524 \| good	1.876 \| good	0.158 \| good
2026-06-08T15:00:00.000Z	38 \| good	7.473 \| good	32.735 \| good	40.719 \| good	0.434 \| good	1.327 \| good	0.151 \| good
2026-06-08T16:00:00.000Z	49 \| good	8.766 \| good	38.569 \| good	46.387 \| good	0.381 \| good	1.032 \| good	0.145 \| good
2026-06-08T17:00:00.000Z	46 \| good	8.322 \| good	36.619 \| good	49.794 \| good	0.35 \| good	0.866 \| good	0.14 \| good
2026-06-08T18:00:00.000Z	47 \| good	7.946 \| good	34.954 \| good	51.012 \| good	0.328 \| good	0.783 \| good	0.136 \| good
2026-06-08T19:00:00.000Z	51 \| moderate	7.811 \| good	34.25 \| good	54.679 \| good	0.32 \| good	0.775 \| good	0.132 \| good
2026-06-08T20:00:00.000Z	48 \| good	7.001 \| good	31.053 \| good	51.528 \| good	0.311 \| good	0.798 \| good	0.128 \| good
2026-06-08T21:00:00.000Z	44 \| good	5.531 \| good	23.74 \| good	46.512 \| good	0.302 \| good	0.89 \| good	0.124 \| good
2026-06-08T22:00:00.000Z	41 \| good	3.722 \| good	16.285 \| good	44.45 \| good	0.292 \| good	1.132 \| good	0.121 \| good
2026-06-08T23:00:00.000Z	38 \| good	2.779 \| good	11.476 \| good	40.688 \| good	0.29 \| good	1.56 \| good	0.119 \| good
2026-06-09T00:00:00.000Z	35 \| good	3.375 \| good	14.303 \| good	37.533 \| good	0.302 \| good	2.223 \| good	0.115 \| good
2026-06-09T01:00:00.000Z	32 \| good	3.418 \| good	14.888 \| good	34.591 \| good	0.329 \| good	3.201 \| good	0.115 \| good
2026-06-09T02:00:00.000Z	28 \| good	3.615 \| good	15.777 \| good	30.11 \| good	0.355 \| good	3.683 \| good	0.113 \| good
2026-06-09T03:00:00.000Z	25 \| good	4.24 \| good	18.547 \| good	27.147 \| good	0.367 \| good	4.003 \| good	0.112 \| good
2026-06-09T04:00:00.000Z	23 \| good	4.414 \| good	19.415 \| good	24.824 \| good	0.37 \| good	4.257 \| good	0.111 \| good
2026-06-09T05:00:00.000Z	22 \| good	4.006 \| good	17.328 \| good	23.087 \| good	0.368 \| good	4.189 \| good	0.11 \| good
2026-06-09T06:00:00.000Z	27 \| good	4.939 \| good	21.176 \| good	19.18 \| good	0.37 \| good	4.102 \| good	0.107 \| good
2026-06-09T07:00:00.000Z	33 \| good	5.638 \| good	24.746 \| good	18.057 \| good	0.379 \| good	4.341 \| good	0.106 \| good
2026-06-09T08:00:00.000Z	33 \| good	6.016 \| good	26.827 \| good	16.684 \| good	0.394 \| good	4.955 \| good	0.107 \| good
2026-06-09T09:00:00.000Z	27 \| good	4.732 \| good	20.577 \| good	14.619 \| good	0.417 \| good	5.719 \| good	0.109 \| good
2026-06-09T10:00:00.000Z	27 \| good	5.359 \| good	23 \| good	14.296 \| good	0.448 \| good	6.565 \| good	0.112 \| good
2026-06-09T11:00:00.000Z	38 \| good	6.679 \| good	29.952 \| good	18.643 \| good	0.495 \| good	6.304 \| good	0.115 \| good
2026-06-09T12:00:00.000Z	33 \| good	5.511 \| good	23.817 \| good	23.726 \| good	0.598 \| good	3.956 \| good	0.106 \| good
2026-06-09T13:00:00.000Z	33 \| good	6.132 \| good	27.254 \| good	29.788 \| good	0.593 \| good	3.372 \| good	0.109 \| good
2026-06-09T14:00:00.000Z	33 \| good	6.272 \| good	27.801 \| good	33.895 \| good	0.575 \| good	2.78 \| good	0.112 \| good
2026-06-09T15:00:00.000Z	38 \| good	6.571 \| good	29.415 \| good	38.816 \| good	0.551 \| good	2.06 \| good	0.113 \| good
2026-06-09T16:00:00.000Z	44 \| good	8.068 \| good	35.229 \| good	44.865 \| good	0.527 \| good	1.484 \| good	0.115 \| good
2026-06-09T17:00:00.000Z	45 \| good	7.655 \| good	33.705 \| good	48.539 \| good	0.502 \| good	1.162 \| good	0.116 \| good
2026-06-09T18:00:00.000Z	50 \| good	7.804 \| good	34.201 \| good	54.329 \| good	0.476 \| good	1.059 \| good	0.12 \| good
2026-06-09T19:00:00.000Z	64 \| moderate	8.871 \| good	39.257 \| good	58.975 \| fine	0.457 \| good	1.076 \| good	0.123 \| good
2026-06-09T20:00:00.000Z	77 \| moderate	9.761 \| good	43.651 \| good	62.649 \| fine	0.442 \| good	1.138 \| good	0.126 \| good
2026-06-09T21:00:00.000Z	71 \| moderate	10.027 \| good	44.386 \| good	61.018 \| fine	0.428 \| good	1.281 \| good	0.128 \| good
2026-06-09T22:00:00.000Z	61 \| moderate	8.549 \| good	37.744 \| good	57.729 \| fine	0.412 \| good	1.614 \| good	0.13 \| good
2026-06-09T23:00:00.000Z	48 \| good	6.21 \| good	27.173 \| good	51.762 \| good	0.401 \| good	2.182 \| good	0.131 \| good
2026-06-10T00:00:00.000Z	38 \| good	6.922 \| good	30.591 \| good	41.401 \| good	0.41 \| good	3.161 \| good	0.132 \| good
2026-06-10T01:00:00.000Z	31 \| good	5.345 \| good	22.917 \| good	32.632 \| good	0.438 \| good	4.425 \| good	0.133 \| good
2026-06-10T02:00:00.000Z	27 \| good	4.203 \| good	18.294 \| good	29.07 \| good	0.471 \| good	4.688 \| good	0.129 \| good
2026-06-10T03:00:00.000Z	33 \| good	5.92 \| good	26.161 \| good	29.386 \| good	0.498 \| good	4.686 \| good	0.124 \| good
2026-06-10T04:00:00.000Z	38 \| good	6.756 \| good	29.979 \| good	28.886 \| good	0.516 \| good	4.651 \| good	0.121 \| good
2026-06-10T05:00:00.000Z	38 \| good	6.679 \| good	29.5 \| good	30.671 \| good	0.517 \| good	4.336 \| good	0.117 \| good
2026-06-10T06:00:00.000Z	44 \| good	8.111 \| good	11.086 \| good	35.31 \| good	0.509 \| good	4.009 \| good	0.114 \| good
2026-06-10T07:00:00.000Z	44 \| good	7.857 \| good	34.633 \| good	27.981 \| good	0.502 \| good	3.776 \| good	0.113 \| good
2026-06-10T08:00:00.000Z	44 \| good	7.75 \| good	34.179 \| good	24.811 \| good	0.505 \| good	3.663 \| good	0.115 \| good
2026-06-10T09:00:00.000Z	38 \| good	7.247 \| good	31.808 \| good	13.88 \| good	0.524 \| good	3.645 \| good	0.119 \| good
2026-06-10T10:00:00.000Z	49 \| good	8.613 \| good	37.563 \| good	16.515 \| good	0.55 \| good	3.676 \| good	0.124 \| good
2026-06-10T11:00:00.000Z	49 \| good	8.933 \| good	39.611 \| good	21.663 \| good	0.569 \| good	3.777 \| good	0.134 \| good
2026-06-10T12:00:00.000Z	44 \| good	7.71 \| good	9.379 \| good	31.316 \| good	0.623 \| good	3.425 \| good	0.148 \| good
2026-06-10T13:00:00.000Z	49 \| good	8.534 \| good	10.133 \| good	37.865 \| good	0.637 \| good	3.195 \| good	0.165 \| good

Randallstown

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Randallstown, Maryland

0.23ppm

How accurate is Maryland, USA air quality data?

The air quality data for Maryland, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Randallstown, Maryland get updated?

Air quality updates for Randallstown, Maryland are available every hour.

What time in the past 24 hours saw the poorest air quality in Randallstown, Maryland?

Randallstown, Maryland experienced its worst air quality at 08:00:00, 2026-06-07.

When was air quality in Randallstown, Maryland the best over the past 24 hours?

The best air quality in Randallstown, Maryland was observed at 10:00:00 on 2026-06-08.

What is the air quality in Randallstown, Maryland right now?

The air quality in Randallstown, Maryland right now is Good, with an AQI of 28.

What pollutant is most frequently found in Randallstown, Maryland?

In Randallstown, Maryland, O3 is the most frequently found pollutant.

What can I do if the air quality in Randallstown, Maryland is poor?

When air quality in Randallstown, Maryland is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Randallstown, Maryland right now?

Randallstown, Maryland currently has a PM_2.5 concentration of 4.349 μg/m³.

What is the current level of PM₁₀ in Randallstown, Maryland?

Randallstown, Maryland currently has a PM₁₀ concentration of 15.861 μg/m³.

What is the current level of carbon monoxide (CO) in Randallstown, Maryland?

The current carbon monoxide (CO) level in Randallstown, Maryland is 0.226 ppm.

What is the current level of sulfur dioxide (SO₂) in Randallstown, Maryland?

The current sulfur dioxide (SO₂) concentration in Randallstown, Maryland is 0.341 ppb.

What is the current level of ozone (O₃) in Randallstown, Maryland?

Randallstown, Maryland currently has an ozone (O₃) concentration of 30.073 ppm.

What is the current level of nitrogen dioxide (NO₂) in Randallstown, Maryland?

The current level of nitrogen dioxide (NO₂) in Randallstown, Maryland is 5.721 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-06T14:00:00.000Z	62 \| moderate	15.039 \| fine	70.764 \| fine	40.061 \| good	0.458 \| good	7.543 \| good	0.338 \| good
2026-06-06T15:00:00.000Z	52 \| moderate	10.061 \| good	55.028 \| fine	43.332 \| good	0.439 \| good	6.319 \| good	0.257 \| good
2026-06-06T16:00:00.000Z	52 \| moderate	9.65 \| good	42.614 \| good	40.775 \| good	0.401 \| good	6.449 \| good	0.226 \| good
2026-06-06T17:00:00.000Z	54 \| moderate	11.278 \| good	50.423 \| good	46.408 \| good	0.421 \| good	4.849 \| good	0.193 \| good
2026-06-06T18:00:00.000Z	49 \| good	9.296 \| good	37.089 \| good	50.675 \| good	0.409 \| good	3.93 \| good	0.193 \| good
2026-06-06T19:00:00.000Z	49 \| good	9.289 \| good	38.791 \| good	52.78 \| good	0.454 \| good	4.275 \| good	0.193 \| good
2026-06-06T20:00:00.000Z	44 \| good	8.148 \| good	40.612 \| good	48.245 \| good	0.385 \| good	3.935 \| good	0.222 \| good
2026-06-06T21:00:00.000Z	49 \| good	8.823 \| good	30.469 \| good	50.41 \| good	0.416 \| good	4.204 \| good	0.209 \| good
2026-06-06T22:00:00.000Z	54 \| moderate	10.808 \| good	49.989 \| good	50.602 \| good	0.359 \| good	4.073 \| good	0.238 \| good
2026-06-06T23:00:00.000Z	49 \| good	8.924 \| good	45.848 \| good	51.748 \| good	0.359 \| good	4.323 \| good	0.193 \| good
2026-06-07T00:00:00.000Z	44 \| good	7.195 \| good	27.811 \| good	47.429 \| good	0.286 \| good	5.205 \| good	0.193 \| good
2026-06-07T01:00:00.000Z	42 \| good	4.681 \| good	25.975 \| good	45.297 \| good	0.336 \| good	5.676 \| good	0.161 \| good
2026-06-07T02:00:00.000Z	32 \| good	4.104 \| good	22.067 \| good	35.232 \| good	0.31 \| good	7.687 \| good	0.165 \| good
2026-06-07T03:00:00.000Z	31 \| good	3.004 \| good	11.954 \| good	33.845 \| good	0.345 \| good	9.113 \| good	0.183 \| good
2026-06-07T04:00:00.000Z	34 \| good	3.089 \| good	11.597 \| good	36.699 \| good	0.279 \| good	8.753 \| good	0.233 \| good
2026-06-07T05:00:00.000Z	36 \| good	5.046 \| good	22.901 \| good	38.914 \| good	0.271 \| good	7.281 \| good	0.3 \| good
2026-06-07T06:00:00.000Z	22 \| good	4.446 \| good	20.03 \| good	23.957 \| good	0.271 \| good	5.927 \| good	0.285 \| good
2026-06-07T07:00:00.000Z	27 \| good	4.931 \| good	21.235 \| good	24.907 \| good	0.261 \| good	7.136 \| good	0.252 \| good
2026-06-07T08:00:00.000Z	33 \| good	5.667 \| good	29.62 \| good	25.147 \| good	0.259 \| good	6.031 \| good	0.245 \| good
2026-06-07T09:00:00.000Z	28 \| good	5.1 \| good	23.46 \| good	30.388 \| good	0.275 \| good	8.52 \| good	0.258 \| good
2026-06-07T10:00:00.000Z	30 \| good	5.409 \| good	19.733 \| good	32.463 \| good	0.264 \| good	8.277 \| good	0.21 \| good
2026-06-07T11:00:00.000Z	27 \| good	5.199 \| good	20.138 \| good	20.165 \| good	0.291 \| good	7.105 \| good	0.194 \| good
2026-06-07T12:00:00.000Z	36 \| good	5.018 \| good	24.317 \| good	39.404 \| good	0.286 \| good	4.869 \| good	0.193 \| good
2026-06-07T13:00:00.000Z	33 \| good	5.345 \| good	21.138 \| good	35.897 \| good	0.301 \| good	4.372 \| good	0.193 \| good
2026-06-07T14:00:00.000Z	35 \| good	6.263 \| good	26.872 \| good	37.56 \| good	0.399 \| good	3.467 \| good	0.193 \| good
2026-06-07T15:00:00.000Z	40 \| good	6.977 \| good	33.308 \| good	43.495 \| good	0.4 \| good	3.265 \| good	0.178 \| good
2026-06-07T16:00:00.000Z	44 \| good	7.521 \| good	28.622 \| good	43.408 \| good	0.291 \| good	3.329 \| good	0.178 \| good
2026-06-07T17:00:00.000Z	45 \| good	7.964 \| good	31.862 \| good	49.031 \| good	0.292 \| good	3.526 \| good	0.178 \| good
2026-06-07T18:00:00.000Z	47 \| good	7.399 \| good	29.098 \| good	50.943 \| good	0.292 \| good	3.281 \| good	0.178 \| good
2026-06-07T19:00:00.000Z	48 \| good	5.431 \| good	23.037 \| good	52.429 \| good	0.281 \| good	3.198 \| good	0.178 \| good
2026-06-07T20:00:00.000Z	50 \| good	6.174 \| good	26.643 \| good	54.271 \| good	0.265 \| good	3.141 \| good	0.132 \| good
2026-06-07T21:00:00.000Z	47 \| good	4.645 \| good	26.245 \| good	51.034 \| good	0.282 \| good	3.336 \| good	0.132 \| good
2026-06-07T22:00:00.000Z	46 \| good	4.965 \| good	19.8 \| good	49.942 \| good	0.282 \| good	3.372 \| good	0.132 \| good
2026-06-07T23:00:00.000Z	42 \| good	4.295 \| good	18.956 \| good	45.346 \| good	0.27 \| good	3.088 \| good	0.132 \| good
2026-06-08T00:00:00.000Z	39 \| good	5.111 \| good	23.659 \| good	42.208 \| good	0.323 \| good	2.877 \| good	0.161 \| good
2026-06-08T01:00:00.000Z	38 \| good	3.842 \| good	14.435 \| good	41.119 \| good	0.336 \| good	6.393 \| good	0.132 \| good
2026-06-08T02:00:00.000Z	33 \| good	4.177 \| good	16.16 \| good	35.659 \| good	0.334 \| good	9.138 \| good	0.148 \| good
2026-06-08T03:00:00.000Z	24 \| good	3.923 \| good	17.201 \| good	26.242 \| good	0.363 \| good	3.551 \| good	0.148 \| good
2026-06-08T04:00:00.000Z	34 \| good	4.907 \| good	22.146 \| good	37.394 \| good	0.246 \| good	8.253 \| good	0.233 \| good
2026-06-08T05:00:00.000Z	33 \| good	5.608 \| good	17.984 \| good	32.454 \| good	0.261 \| good	7.614 \| good	0.299 \| good
2026-06-08T06:00:00.000Z	28 \| good	5.063 \| good	19.226 \| good	29.654 \| good	0.277 \| good	5.984 \| good	0.243 \| good
2026-06-08T07:00:00.000Z	33 \| good	5.716 \| good	22.873 \| good	33.759 \| good	0.292 \| good	5.956 \| good	0.259 \| good
2026-06-08T08:00:00.000Z	28 \| good	4.339 \| good	15.913 \| good	30.086 \| good	0.277 \| good	8.014 \| good	0.227 \| good
2026-06-08T09:00:00.000Z	29 \| good	5.21 \| good	20.546 \| good	31.332 \| good	0.289 \| good	7.909 \| good	0.228 \| good
2026-06-08T10:00:00.000Z	22 \| good	4.273 \| good	18.655 \| good	22.862 \| good	0.472 \| good	13.109 \| good	0.194 \| good
2026-06-08T11:00:00.000Z	33 \| good	6 \| good	26.696 \| good	24.186 \| good	0.32 \| good	10.172 \| good	0.223 \| good
2026-06-08T12:00:00.000Z	25 \| good	4.387 \| good	13.14 \| good	26.96 \| good	0.353 \| good	5.306 \| good	0.223 \| good
2026-06-08T13:00:00.000Z	28 \| good	4.349 \| good	15.861 \| good	30.073 \| good	0.341 \| good	5.721 \| good	0.226 \| good
2026-06-08T14:00:00.000Z	38 \| good	6.855 \| good	30.448 \| good	37.095 \| good	0.524 \| good	1.876 \| good	0.158 \| good
2026-06-08T15:00:00.000Z	38 \| good	7.473 \| good	32.735 \| good	40.719 \| good	0.434 \| good	1.327 \| good	0.151 \| good
2026-06-08T16:00:00.000Z	49 \| good	8.766 \| good	38.569 \| good	46.387 \| good	0.381 \| good	1.032 \| good	0.145 \| good
2026-06-08T17:00:00.000Z	46 \| good	8.322 \| good	36.619 \| good	49.794 \| good	0.35 \| good	0.866 \| good	0.14 \| good
2026-06-08T18:00:00.000Z	47 \| good	7.946 \| good	34.954 \| good	51.012 \| good	0.328 \| good	0.783 \| good	0.136 \| good
2026-06-08T19:00:00.000Z	51 \| moderate	7.811 \| good	34.25 \| good	54.679 \| good	0.32 \| good	0.775 \| good	0.132 \| good
2026-06-08T20:00:00.000Z	48 \| good	7.001 \| good	31.053 \| good	51.528 \| good	0.311 \| good	0.798 \| good	0.128 \| good
2026-06-08T21:00:00.000Z	44 \| good	5.531 \| good	23.74 \| good	46.512 \| good	0.302 \| good	0.89 \| good	0.124 \| good
2026-06-08T22:00:00.000Z	41 \| good	3.722 \| good	16.285 \| good	44.45 \| good	0.292 \| good	1.132 \| good	0.121 \| good
2026-06-08T23:00:00.000Z	38 \| good	2.779 \| good	11.476 \| good	40.688 \| good	0.29 \| good	1.56 \| good	0.119 \| good
2026-06-09T00:00:00.000Z	35 \| good	3.375 \| good	14.303 \| good	37.533 \| good	0.302 \| good	2.223 \| good	0.115 \| good
2026-06-09T01:00:00.000Z	32 \| good	3.418 \| good	14.888 \| good	34.591 \| good	0.329 \| good	3.201 \| good	0.115 \| good
2026-06-09T02:00:00.000Z	28 \| good	3.615 \| good	15.777 \| good	30.11 \| good	0.355 \| good	3.683 \| good	0.113 \| good
2026-06-09T03:00:00.000Z	25 \| good	4.24 \| good	18.547 \| good	27.147 \| good	0.367 \| good	4.003 \| good	0.112 \| good
2026-06-09T04:00:00.000Z	23 \| good	4.414 \| good	19.415 \| good	24.824 \| good	0.37 \| good	4.257 \| good	0.111 \| good
2026-06-09T05:00:00.000Z	22 \| good	4.006 \| good	17.328 \| good	23.087 \| good	0.368 \| good	4.189 \| good	0.11 \| good
2026-06-09T06:00:00.000Z	27 \| good	4.939 \| good	21.176 \| good	19.18 \| good	0.37 \| good	4.102 \| good	0.107 \| good
2026-06-09T07:00:00.000Z	33 \| good	5.638 \| good	24.746 \| good	18.057 \| good	0.379 \| good	4.341 \| good	0.106 \| good
2026-06-09T08:00:00.000Z	33 \| good	6.016 \| good	26.827 \| good	16.684 \| good	0.394 \| good	4.955 \| good	0.107 \| good
2026-06-09T09:00:00.000Z	27 \| good	4.732 \| good	20.577 \| good	14.619 \| good	0.417 \| good	5.719 \| good	0.109 \| good
2026-06-09T10:00:00.000Z	27 \| good	5.359 \| good	23 \| good	14.296 \| good	0.448 \| good	6.565 \| good	0.112 \| good
2026-06-09T11:00:00.000Z	38 \| good	6.679 \| good	29.952 \| good	18.643 \| good	0.495 \| good	6.304 \| good	0.115 \| good
2026-06-09T12:00:00.000Z	33 \| good	5.511 \| good	23.817 \| good	23.726 \| good	0.598 \| good	3.956 \| good	0.106 \| good
2026-06-09T13:00:00.000Z	33 \| good	6.132 \| good	27.254 \| good	29.788 \| good	0.593 \| good	3.372 \| good	0.109 \| good
2026-06-09T14:00:00.000Z	33 \| good	6.272 \| good	27.801 \| good	33.895 \| good	0.575 \| good	2.78 \| good	0.112 \| good
2026-06-09T15:00:00.000Z	38 \| good	6.571 \| good	29.415 \| good	38.816 \| good	0.551 \| good	2.06 \| good	0.113 \| good
2026-06-09T16:00:00.000Z	44 \| good	8.068 \| good	35.229 \| good	44.865 \| good	0.527 \| good	1.484 \| good	0.115 \| good
2026-06-09T17:00:00.000Z	45 \| good	7.655 \| good	33.705 \| good	48.539 \| good	0.502 \| good	1.162 \| good	0.116 \| good
2026-06-09T18:00:00.000Z	50 \| good	7.804 \| good	34.201 \| good	54.329 \| good	0.476 \| good	1.059 \| good	0.12 \| good
2026-06-09T19:00:00.000Z	64 \| moderate	8.871 \| good	39.257 \| good	58.975 \| fine	0.457 \| good	1.076 \| good	0.123 \| good
2026-06-09T20:00:00.000Z	77 \| moderate	9.761 \| good	43.651 \| good	62.649 \| fine	0.442 \| good	1.138 \| good	0.126 \| good
2026-06-09T21:00:00.000Z	71 \| moderate	10.027 \| good	44.386 \| good	61.018 \| fine	0.428 \| good	1.281 \| good	0.128 \| good
2026-06-09T22:00:00.000Z	61 \| moderate	8.549 \| good	37.744 \| good	57.729 \| fine	0.412 \| good	1.614 \| good	0.13 \| good
2026-06-09T23:00:00.000Z	48 \| good	6.21 \| good	27.173 \| good	51.762 \| good	0.401 \| good	2.182 \| good	0.131 \| good
2026-06-10T00:00:00.000Z	38 \| good	6.922 \| good	30.591 \| good	41.401 \| good	0.41 \| good	3.161 \| good	0.132 \| good
2026-06-10T01:00:00.000Z	31 \| good	5.345 \| good	22.917 \| good	32.632 \| good	0.438 \| good	4.425 \| good	0.133 \| good
2026-06-10T02:00:00.000Z	27 \| good	4.203 \| good	18.294 \| good	29.07 \| good	0.471 \| good	4.688 \| good	0.129 \| good
2026-06-10T03:00:00.000Z	33 \| good	5.92 \| good	26.161 \| good	29.386 \| good	0.498 \| good	4.686 \| good	0.124 \| good
2026-06-10T04:00:00.000Z	38 \| good	6.756 \| good	29.979 \| good	28.886 \| good	0.516 \| good	4.651 \| good	0.121 \| good
2026-06-10T05:00:00.000Z	38 \| good	6.679 \| good	29.5 \| good	30.671 \| good	0.517 \| good	4.336 \| good	0.117 \| good
2026-06-10T06:00:00.000Z	44 \| good	8.111 \| good	11.086 \| good	35.31 \| good	0.509 \| good	4.009 \| good	0.114 \| good
2026-06-10T07:00:00.000Z	44 \| good	7.857 \| good	34.633 \| good	27.981 \| good	0.502 \| good	3.776 \| good	0.113 \| good
2026-06-10T08:00:00.000Z	44 \| good	7.75 \| good	34.179 \| good	24.811 \| good	0.505 \| good	3.663 \| good	0.115 \| good
2026-06-10T09:00:00.000Z	38 \| good	7.247 \| good	31.808 \| good	13.88 \| good	0.524 \| good	3.645 \| good	0.119 \| good
2026-06-10T10:00:00.000Z	49 \| good	8.613 \| good	37.563 \| good	16.515 \| good	0.55 \| good	3.676 \| good	0.124 \| good
2026-06-10T11:00:00.000Z	49 \| good	8.933 \| good	39.611 \| good	21.663 \| good	0.569 \| good	3.777 \| good	0.134 \| good
2026-06-10T12:00:00.000Z	44 \| good	7.71 \| good	9.379 \| good	31.316 \| good	0.623 \| good	3.425 \| good	0.148 \| good
2026-06-10T13:00:00.000Z	49 \| good	8.534 \| good	10.133 \| good	37.865 \| good	0.637 \| good	3.195 \| good	0.165 \| good

Current air quality index in Randallstown, Maryland today

Common air pollutants in Randallstown, Maryland

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Randallstown, Maryland air quality forecast and history

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Randallstown, Maryland

Air quality in nearby cities

Milford Mill, Maryland

Garrison, Maryland

Owings Mills, Maryland

Pikesville, Maryland

Lochearn, Maryland

Ellicott City, Maryland

How accurate is Maryland, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently does the air quality data for Randallstown, Maryland get updated?

What time in the past 24 hours saw the poorest air quality in Randallstown, Maryland?

When was air quality in Randallstown, Maryland the best over the past 24 hours?

What is the air quality in Randallstown, Maryland right now?

What pollutant is most frequently found in Randallstown, Maryland?

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What is the PM2.5 concentration in Randallstown, Maryland right now?

What is the current level of PM10 in Randallstown, Maryland?

What is the current level of carbon monoxide (CO) in Randallstown, Maryland?

What is the current level of sulfur dioxide (SO2) in Randallstown, Maryland?

What is the current level of ozone (O3) in Randallstown, Maryland?

What is the current level of nitrogen dioxide (NO2) in Randallstown, Maryland?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in Randallstown, Maryland right now?

What is the current level of PM₁₀ in Randallstown, Maryland?

What is the current level of sulfur dioxide (SO₂) in Randallstown, Maryland?

What is the current level of ozone (O₃) in Randallstown, Maryland?

What is the current level of nitrogen dioxide (NO₂) in Randallstown, Maryland?