What is the current level of PM10 in Perry Hall, Maryland?

Perry Hall, Maryland currently has a PM10 concentration of 30.724 μg/m3.

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

The current sulfur dioxide (SO2) concentration in Perry Hall, Maryland is 1.122 ppb.

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

Perry Hall, Maryland currently has an ozone (O3) concentration of 67.685 ppm.

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

The current level of nitrogen dioxide (NO2) in Perry Hall, Maryland is 3.644 ppb.

Current air quality index in Perry Hall, Maryland today

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

Stay updated with real-time air quality in Perry Hall, 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

Perry Hall, Maryland

Last updated: ... (Local time)

Common air pollutants in Perry Hall, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

10.20 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

30.98 μg/m³

155

255

425

605+

Ozone (O₃)

65.00 ppb

201

201+

Sulfur Dioxide (SO₂)

0.21 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

2.90 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.30 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Perry Hall, Maryland

Get Live Pollen Counts

Perry Hall, Maryland

Scroll To Air Quality Map

Track live Perry Hall, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T00:00:00.000Z	28 \| good	4.809 \| good	16.663 \| good	29.992 \| good	0.194 \| good	9.363 \| good	0.28 \| good
2025-07-28T01:00:00.000Z	27 \| good	4.752 \| good	16.688 \| good	26.77 \| good	0.215 \| good	9.679 \| good	0.253 \| good
2025-07-28T02:00:00.000Z	27 \| good	4.75 \| good	15.135 \| good	22.22 \| good	0.249 \| good	9.104 \| good	0.236 \| good
2025-07-28T03:00:00.000Z	22 \| good	4.364 \| good	15.212 \| good	17.98 \| good	0.232 \| good	8.715 \| good	0.229 \| good
2025-07-28T04:00:00.000Z	22 \| good	4.169 \| good	13.516 \| good	15.648 \| good	0.233 \| good	9.63 \| good	0.253 \| good
2025-07-28T05:00:00.000Z	27 \| good	4.786 \| good	16.823 \| good	10.641 \| good	0.154 \| good	13.092 \| good	0.236 \| good
2025-07-28T06:00:00.000Z	27 \| good	4.836 \| good	17.516 \| good	7.76 \| good	0.235 \| good	13.289 \| good	0.209 \| good
2025-07-28T07:00:00.000Z	27 \| good	4.968 \| good	17.3 \| good	7.65 \| good	0.242 \| good	9.34 \| good	0.185 \| good
2025-07-28T08:00:00.000Z	33 \| good	5.538 \| good	20.368 \| good	9.902 \| good	0.159 \| good	6.363 \| good	0.185 \| good
2025-07-28T09:00:00.000Z	33 \| good	5.815 \| good	21.375 \| good	11.22 \| good	0.143 \| good	4.529 \| good	0.21 \| good
2025-07-28T10:00:00.000Z	27 \| good	5.493 \| good	19.946 \| good	12.863 \| good	0.129 \| good	7.876 \| good	0.21 \| good
2025-07-28T11:00:00.000Z	27 \| good	5.301 \| good	18.424 \| good	13.197 \| good	0.224 \| good	10.625 \| good	0.21 \| good
2025-07-28T12:00:00.000Z	27 \| good	5.496 \| good	18.695 \| good	17.926 \| good	0.241 \| good	6.404 \| good	0.199 \| good
2025-07-28T13:00:00.000Z	33 \| good	5.868 \| good	19.878 \| good	24.858 \| good	0.46 \| good	4.734 \| good	0.195 \| good
2025-07-28T14:00:00.000Z	33 \| good	6.329 \| good	21.372 \| good	31.615 \| good	0.182 \| good	3.122 \| good	0.168 \| good
2025-07-28T15:00:00.000Z	38 \| good	6.534 \| good	22.324 \| good	35.841 \| good	0.179 \| good	2.658 \| good	0.211 \| good
2025-07-28T16:00:00.000Z	38 \| good	6.94 \| good	24.008 \| good	38.889 \| good	0.129 \| good	2.351 \| good	0.211 \| good
2025-07-28T17:00:00.000Z	39 \| good	7.084 \| good	22.889 \| good	41.804 \| good	0.129 \| good	2.464 \| good	0.211 \| good
2025-07-28T18:00:00.000Z	42 \| good	7.092 \| good	20.148 \| good	44.998 \| good	0.246 \| good	2.144 \| good	0.166 \| good
2025-07-28T19:00:00.000Z	42 \| good	6.542 \| good	19.026 \| good	44.897 \| good	0.233 \| good	1.954 \| good	0.151 \| good
2025-07-28T20:00:00.000Z	42 \| good	6.13 \| good	16.49 \| good	45.064 \| good	0.258 \| good	2.226 \| good	0.166 \| good
2025-07-28T21:00:00.000Z	42 \| good	6.379 \| good	18.097 \| good	44.54 \| good	0.33 \| good	2.237 \| good	0.183 \| good
2025-07-28T22:00:00.000Z	43 \| good	6.653 \| good	19.623 \| good	45.599 \| good	0.195 \| good	2.126 \| good	0.183 \| good
2025-07-28T23:00:00.000Z	43 \| good	7.256 \| good	21.704 \| good	46.198 \| good	0.23 \| good	1.998 \| good	0.183 \| good
2025-07-29T00:00:00.000Z	42 \| good	7.468 \| good	22.565 \| good	44.936 \| good	0.271 \| good	2.811 \| good	0.201 \| good
2025-07-29T01:00:00.000Z	38 \| good	7.474 \| good	22.783 \| good	39.527 \| good	0.165 \| good	6.131 \| good	0.217 \| good
2025-07-29T02:00:00.000Z	44 \| good	8.23 \| good	25.125 \| good	32.892 \| good	0.224 \| good	11.366 \| good	0.261 \| good
2025-07-29T03:00:00.000Z	52 \| moderate	9.522 \| good	30.738 \| good	25.57 \| good	0.229 \| good	15.507 \| good	0.302 \| good
2025-07-29T04:00:00.000Z	49 \| good	9.448 \| good	29.442 \| good	23.537 \| good	0.232 \| good	13.339 \| good	0.302 \| good
2025-07-29T05:00:00.000Z	52 \| moderate	9.579 \| good	29.778 \| good	16.477 \| good	0.236 \| good	14.685 \| good	0.336 \| good
2025-07-29T06:00:00.000Z	54 \| moderate	10.547 \| good	34.286 \| good	11.975 \| good	0.236 \| good	15.949 \| good	0.335 \| good
2025-07-29T07:00:00.000Z	52 \| moderate	10.335 \| good	31.494 \| good	8.38 \| good	0.333 \| good	17.298 \| good	0.352 \| good
2025-07-29T08:00:00.000Z	52 \| moderate	9.713 \| good	28.897 \| good	7.729 \| good	0.34 \| good	16.734 \| good	0.352 \| good
2025-07-29T09:00:00.000Z	49 \| good	9.386 \| good	29.175 \| good	5.729 \| good	0.327 \| good	13.59 \| good	0.335 \| good
2025-07-29T10:00:00.000Z	52 \| moderate	9.699 \| good	30.287 \| good	7.311 \| good	0.249 \| good	14.046 \| good	0.352 \| good
2025-07-29T11:00:00.000Z	52 \| moderate	9.831 \| good	31.006 \| good	7.419 \| good	0.326 \| good	13.218 \| good	0.363 \| good
2025-07-29T12:00:00.000Z	52 \| moderate	9.772 \| good	31.487 \| good	7.419 \| good	0.327 \| good	13.182 \| good	0.345 \| good
2025-07-29T13:00:00.000Z	52 \| moderate	9.735 \| good	31.3 \| good	7.419 \| good	0.278 \| good	12.97 \| good	0.358 \| good
2025-07-29T14:00:00.000Z	52 \| moderate	9.804 \| good	31.311 \| good	7.419 \| good	0.602 \| good	15.401 \| good	0.439 \| good
2025-07-29T15:00:00.000Z	52 \| moderate	10.258 \| good	33.632 \| good	40.747 \| good	0.272 \| good	9.462 \| good	0.294 \| good
2025-07-29T16:00:00.000Z	52 \| moderate	10.155 \| good	33.227 \| good	50.433 \| good	0.475 \| good	5.977 \| good	0.234 \| good
2025-07-29T17:00:00.000Z	67 \| moderate	10.156 \| good	32.952 \| good	59.671 \| fine	1.117 \| good	4.49 \| good	0.211 \| good
2025-07-29T18:00:00.000Z	93 \| moderate	9.857 \| good	30.724 \| good	67.685 \| fine	1.122 \| good	3.644 \| good	0.251 \| good
2025-07-29T19:00:00.000Z	112 \| sensitive	10.953 \| good	36.301 \| good	74.142 \| moderate	1.001 \| good	4.035 \| good	0.261 \| good
2025-07-29T20:00:00.000Z	115 \| sensitive	11.054 \| good	35.322 \| good	75.063 \| moderate	0.633 \| good	3.174 \| good	0.238 \| good
2025-07-29T21:00:00.000Z	101 \| sensitive	10.28 \| good	32.643 \| good	71.308 \| moderate	0.345 \| good	3.181 \| good	0.211 \| good
2025-07-29T22:00:00.000Z	84 \| moderate	10.204 \| good	30.977 \| good	65.005 \| fine	0.213 \| good	2.896 \| good	0.299 \| good
2025-07-29T23:00:00.000Z	77 \| moderate	10.412 \| good	32.872 \| good	62.955 \| fine	0.2 \| good	2.936 \| good	0.299 \| good
2025-07-29T23:00:00.000Z	84 \| moderate	10.204 \| good	30.977 \| good	65.005 \| fine	0.213 \| good	2.896 \| good	0.299 \| good
2025-07-29T20:00:00.000Z	67 \| moderate	10.185 \| good	45.26 \| good	59.736 \| fine	2.271 \| good	1.995 \| good	0.234 \| good
2025-07-29T21:00:00.000Z	58 \| moderate	13.04 \| fine	58.456 \| fine	57.132 \| fine	2.175 \| good	2.054 \| good	0.228 \| good
2025-07-29T22:00:00.000Z	60 \| moderate	14.483 \| fine	64.869 \| fine	53.443 \| good	2.121 \| good	4.013 \| good	0.245 \| good
2025-07-29T23:00:00.000Z	62 \| moderate	14.93 \| fine	66.538 \| fine	46.571 \| good	2.068 \| good	5.971 \| good	0.262 \| good
2025-07-30T00:00:00.000Z	64 \| moderate	16.493 \| fine	73.2 \| fine	43.213 \| good	2.014 \| good	7.93 \| good	0.279 \| good
2025-07-30T01:00:00.000Z	58 \| moderate	13.289 \| fine	59.608 \| fine	38.962 \| good	1.965 \| good	8.66 \| good	0.285 \| good
2025-07-30T02:00:00.000Z	60 \| moderate	13.864 \| fine	62.172 \| fine	32.635 \| good	1.916 \| good	9.39 \| good	0.291 \| good
2025-07-30T03:00:00.000Z	62 \| moderate	15.166 \| fine	67.443 \| fine	21.545 \| good	1.867 \| good	10.12 \| good	0.297 \| good
2025-07-30T04:00:00.000Z	64 \| moderate	15.747 \| fine	70.189 \| fine	14.538 \| good	1.79 \| good	9.577 \| good	0.291 \| good
2025-07-30T05:00:00.000Z	66 \| moderate	17.221 \| fine	76.15 \| fine	13.112 \| good	1.712 \| good	9.034 \| good	0.285 \| good
2025-07-30T06:00:00.000Z	62 \| moderate	14.759 \| fine	65.835 \| fine	12.172 \| good	1.635 \| good	8.491 \| good	0.279 \| good
2025-07-30T07:00:00.000Z	66 \| moderate	17.302 \| fine	76.99 \| fine	11.648 \| good	1.693 \| good	8.317 \| good	0.28 \| good
2025-07-30T08:00:00.000Z	64 \| moderate	15.552 \| fine	69.37 \| fine	12.39 \| good	1.751 \| good	8.142 \| good	0.281 \| good
2025-07-30T09:00:00.000Z	64 \| moderate	16.082 \| fine	71.521 \| fine	12.233 \| good	1.809 \| good	7.967 \| good	0.282 \| good
2025-07-30T10:00:00.000Z	64 \| moderate	15.604 \| fine	69.417 \| fine	8.789 \| good	1.819 \| good	7.882 \| good	0.288 \| good
2025-07-30T11:00:00.000Z	66 \| moderate	16.85 \| fine	75.26 \| fine	12.522 \| good	1.828 \| good	7.796 \| good	0.294 \| good
2025-07-30T12:00:00.000Z	66 \| moderate	16.744 \| fine	74.638 \| fine	27.554 \| good	1.838 \| good	7.711 \| good	0.301 \| good
2025-07-30T13:00:00.000Z	62 \| moderate	15.376 \| fine	68.428 \| fine	40.665 \| good	2.211 \| good	6.068 \| good	0.288 \| good
2025-07-30T14:00:00.000Z	62 \| moderate	14.751 \| fine	65.716 \| fine	51.402 \| good	2.585 \| good	4.425 \| good	0.274 \| good
2025-07-30T15:00:00.000Z	64 \| moderate	15.145 \| fine	67.482 \| fine	59.327 \| fine	2.958 \| good	2.782 \| good	0.261 \| good
2025-07-30T16:00:00.000Z	87 \| moderate	13.413 \| fine	60.204 \| fine	66.353 \| fine	2.748 \| good	2.431 \| good	0.253 \| good
2025-07-30T17:00:00.000Z	84 \| moderate	12.922 \| fine	58.112 \| fine	64.59 \| fine	2.539 \| good	2.081 \| good	0.245 \| good
2025-07-30T18:00:00.000Z	58 \| moderate	10.521 \| good	46.53 \| good	57.055 \| fine	2.33 \| good	1.731 \| good	0.237 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	10.417 \| good	45.884 \| good	53.095 \| good	2.177 \| good	1.764 \| good	0.228 \| good
2025-07-30T20:00:00.000Z	52 \| moderate	10.294 \| good	45.862 \| good	50.521 \| good	2.025 \| good	1.798 \| good	0.22 \| good
2025-07-30T21:00:00.000Z	54 \| moderate	10.539 \| good	46.769 \| good	46.465 \| good	1.873 \| good	1.832 \| good	0.212 \| good
2025-07-30T22:00:00.000Z	54 \| moderate	11.47 \| good	50.646 \| good	41.97 \| good	1.733 \| good	3.166 \| good	0.22 \| good
2025-07-30T23:00:00.000Z	58 \| moderate	12.545 \| fine	56.498 \| fine	36.487 \| good	1.594 \| good	4.501 \| good	0.228 \| good
2025-07-31T00:00:00.000Z	58 \| moderate	13.498 \| fine	60.441 \| fine	29.335 \| good	1.454 \| good	5.836 \| good	0.236 \| good
2025-07-31T01:00:00.000Z	58 \| moderate	12.802 \| fine	57.337 \| fine	28.906 \| good	1.345 \| good	6.239 \| good	0.235 \| good
2025-07-31T02:00:00.000Z	58 \| moderate	12.987 \| fine	57.982 \| fine	31.65 \| good	1.235 \| good	6.642 \| good	0.234 \| good
2025-07-31T03:00:00.000Z	64 \| moderate	15.506 \| fine	69.24 \| fine	32.582 \| good	1.126 \| good	7.046 \| good	0.233 \| good
2025-07-31T04:00:00.000Z	62 \| moderate	15.244 \| fine	68.224 \| fine	29.461 \| good	1.117 \| good	6.642 \| good	0.229 \| good
2025-07-31T05:00:00.000Z	62 \| moderate	15.304 \| fine	67.97 \| fine	25.364 \| good	1.108 \| good	6.238 \| good	0.225 \| good
2025-07-31T06:00:00.000Z	58 \| moderate	13.284 \| fine	59.562 \| fine	23.373 \| good	1.098 \| good	5.834 \| good	0.221 \| good
2025-07-31T07:00:00.000Z	62 \| moderate	15.257 \| fine	67.627 \| fine	23.976 \| good	1.146 \| good	5.473 \| good	0.215 \| good
2025-07-31T08:00:00.000Z	60 \| moderate	14.223 \| fine	63.711 \| fine	22.804 \| good	1.194 \| good	5.113 \| good	0.209 \| good
2025-07-31T09:00:00.000Z	58 \| moderate	13.052 \| fine	58.694 \| fine	16.896 \| good	1.242 \| good	4.753 \| good	0.203 \| good
2025-07-31T10:00:00.000Z	56 \| moderate	11.898 \| good	53.114 \| good	12.656 \| good	1.347 \| good	4.703 \| good	0.204 \| good
2025-07-31T11:00:00.000Z	58 \| moderate	13.27 \| fine	59.918 \| fine	15.969 \| good	1.452 \| good	4.653 \| good	0.205 \| good
2025-07-31T12:00:00.000Z	62 \| moderate	14.909 \| fine	66.338 \| fine	18.827 \| good	1.556 \| good	4.603 \| good	0.206 \| good
2025-07-31T13:00:00.000Z	58 \| moderate	13.444 \| fine	60.855 \| fine	23.483 \| good	1.84 \| good	3.859 \| good	0.211 \| good
2025-07-31T14:00:00.000Z	62 \| moderate	15.256 \| fine	68.367 \| fine	34.165 \| good	2.123 \| good	3.115 \| good	0.217 \| good
2025-07-31T15:00:00.000Z	67 \| moderate	17.822 \| fine	78.908 \| fine	42.291 \| good	2.406 \| good	2.371 \| good	0.223 \| good
2025-07-31T16:00:00.000Z	71 \| moderate	19.525 \| fine	86.139 \| fine	46.659 \| good	2.181 \| good	2.055 \| good	0.217 \| good
2025-07-31T17:00:00.000Z	67 \| moderate	17.913 \| fine	79.306 \| fine	43.874 \| good	1.955 \| good	1.739 \| good	0.211 \| good
2025-07-31T18:00:00.000Z	64 \| moderate	15.766 \| fine	70.004 \| fine	39.64 \| good	1.729 \| good	1.422 \| good	0.205 \| good
2025-07-31T19:00:00.000Z	58 \| moderate	12.915 \| fine	57.973 \| fine	39.525 \| good	1.616 \| good	1.572 \| good	0.202 \| good

Perry Hall

Empower business decisions with accurate air quality data

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

0.25ppm

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 Perry Hall, Maryland get updated?

Air quality updates for Perry Hall, Maryland are available every hour.

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

Perry Hall, Maryland experienced its worst air quality at 06:00:00, 2025-07-29.

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

The best air quality in Perry Hall, Maryland was observed at 01:00:00 on 2025-07-29.

What is the air quality in Perry Hall, Maryland right now?

The air quality in Perry Hall, Maryland right now is Moderate, with an AQI of 93.

What pollutant is most frequently found in Perry Hall, Maryland?

In Perry Hall, Maryland, O3 is the most frequently found pollutant.

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

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

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

Perry Hall, Maryland currently has a PM_2.5 concentration of 9.857 μg/m³.

What is the current level of PM₁₀ in Perry Hall, Maryland?

Perry Hall, Maryland currently has a PM₁₀ concentration of 30.724 μg/m³.

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

The current carbon monoxide (CO) level in Perry Hall, Maryland is 0.251 ppm.

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

The current sulfur dioxide (SO₂) concentration in Perry Hall, Maryland is 1.122 ppb.

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

Perry Hall, Maryland currently has an ozone (O₃) concentration of 67.685 ppm.

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

The current level of nitrogen dioxide (NO₂) in Perry Hall, Maryland is 3.644 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T00:00:00.000Z	28 \| good	4.809 \| good	16.663 \| good	29.992 \| good	0.194 \| good	9.363 \| good	0.28 \| good
2025-07-28T01:00:00.000Z	27 \| good	4.752 \| good	16.688 \| good	26.77 \| good	0.215 \| good	9.679 \| good	0.253 \| good
2025-07-28T02:00:00.000Z	27 \| good	4.75 \| good	15.135 \| good	22.22 \| good	0.249 \| good	9.104 \| good	0.236 \| good
2025-07-28T03:00:00.000Z	22 \| good	4.364 \| good	15.212 \| good	17.98 \| good	0.232 \| good	8.715 \| good	0.229 \| good
2025-07-28T04:00:00.000Z	22 \| good	4.169 \| good	13.516 \| good	15.648 \| good	0.233 \| good	9.63 \| good	0.253 \| good
2025-07-28T05:00:00.000Z	27 \| good	4.786 \| good	16.823 \| good	10.641 \| good	0.154 \| good	13.092 \| good	0.236 \| good
2025-07-28T06:00:00.000Z	27 \| good	4.836 \| good	17.516 \| good	7.76 \| good	0.235 \| good	13.289 \| good	0.209 \| good
2025-07-28T07:00:00.000Z	27 \| good	4.968 \| good	17.3 \| good	7.65 \| good	0.242 \| good	9.34 \| good	0.185 \| good
2025-07-28T08:00:00.000Z	33 \| good	5.538 \| good	20.368 \| good	9.902 \| good	0.159 \| good	6.363 \| good	0.185 \| good
2025-07-28T09:00:00.000Z	33 \| good	5.815 \| good	21.375 \| good	11.22 \| good	0.143 \| good	4.529 \| good	0.21 \| good
2025-07-28T10:00:00.000Z	27 \| good	5.493 \| good	19.946 \| good	12.863 \| good	0.129 \| good	7.876 \| good	0.21 \| good
2025-07-28T11:00:00.000Z	27 \| good	5.301 \| good	18.424 \| good	13.197 \| good	0.224 \| good	10.625 \| good	0.21 \| good
2025-07-28T12:00:00.000Z	27 \| good	5.496 \| good	18.695 \| good	17.926 \| good	0.241 \| good	6.404 \| good	0.199 \| good
2025-07-28T13:00:00.000Z	33 \| good	5.868 \| good	19.878 \| good	24.858 \| good	0.46 \| good	4.734 \| good	0.195 \| good
2025-07-28T14:00:00.000Z	33 \| good	6.329 \| good	21.372 \| good	31.615 \| good	0.182 \| good	3.122 \| good	0.168 \| good
2025-07-28T15:00:00.000Z	38 \| good	6.534 \| good	22.324 \| good	35.841 \| good	0.179 \| good	2.658 \| good	0.211 \| good
2025-07-28T16:00:00.000Z	38 \| good	6.94 \| good	24.008 \| good	38.889 \| good	0.129 \| good	2.351 \| good	0.211 \| good
2025-07-28T17:00:00.000Z	39 \| good	7.084 \| good	22.889 \| good	41.804 \| good	0.129 \| good	2.464 \| good	0.211 \| good
2025-07-28T18:00:00.000Z	42 \| good	7.092 \| good	20.148 \| good	44.998 \| good	0.246 \| good	2.144 \| good	0.166 \| good
2025-07-28T19:00:00.000Z	42 \| good	6.542 \| good	19.026 \| good	44.897 \| good	0.233 \| good	1.954 \| good	0.151 \| good
2025-07-28T20:00:00.000Z	42 \| good	6.13 \| good	16.49 \| good	45.064 \| good	0.258 \| good	2.226 \| good	0.166 \| good
2025-07-28T21:00:00.000Z	42 \| good	6.379 \| good	18.097 \| good	44.54 \| good	0.33 \| good	2.237 \| good	0.183 \| good
2025-07-28T22:00:00.000Z	43 \| good	6.653 \| good	19.623 \| good	45.599 \| good	0.195 \| good	2.126 \| good	0.183 \| good
2025-07-28T23:00:00.000Z	43 \| good	7.256 \| good	21.704 \| good	46.198 \| good	0.23 \| good	1.998 \| good	0.183 \| good
2025-07-29T00:00:00.000Z	42 \| good	7.468 \| good	22.565 \| good	44.936 \| good	0.271 \| good	2.811 \| good	0.201 \| good
2025-07-29T01:00:00.000Z	38 \| good	7.474 \| good	22.783 \| good	39.527 \| good	0.165 \| good	6.131 \| good	0.217 \| good
2025-07-29T02:00:00.000Z	44 \| good	8.23 \| good	25.125 \| good	32.892 \| good	0.224 \| good	11.366 \| good	0.261 \| good
2025-07-29T03:00:00.000Z	52 \| moderate	9.522 \| good	30.738 \| good	25.57 \| good	0.229 \| good	15.507 \| good	0.302 \| good
2025-07-29T04:00:00.000Z	49 \| good	9.448 \| good	29.442 \| good	23.537 \| good	0.232 \| good	13.339 \| good	0.302 \| good
2025-07-29T05:00:00.000Z	52 \| moderate	9.579 \| good	29.778 \| good	16.477 \| good	0.236 \| good	14.685 \| good	0.336 \| good
2025-07-29T06:00:00.000Z	54 \| moderate	10.547 \| good	34.286 \| good	11.975 \| good	0.236 \| good	15.949 \| good	0.335 \| good
2025-07-29T07:00:00.000Z	52 \| moderate	10.335 \| good	31.494 \| good	8.38 \| good	0.333 \| good	17.298 \| good	0.352 \| good
2025-07-29T08:00:00.000Z	52 \| moderate	9.713 \| good	28.897 \| good	7.729 \| good	0.34 \| good	16.734 \| good	0.352 \| good
2025-07-29T09:00:00.000Z	49 \| good	9.386 \| good	29.175 \| good	5.729 \| good	0.327 \| good	13.59 \| good	0.335 \| good
2025-07-29T10:00:00.000Z	52 \| moderate	9.699 \| good	30.287 \| good	7.311 \| good	0.249 \| good	14.046 \| good	0.352 \| good
2025-07-29T11:00:00.000Z	52 \| moderate	9.831 \| good	31.006 \| good	7.419 \| good	0.326 \| good	13.218 \| good	0.363 \| good
2025-07-29T12:00:00.000Z	52 \| moderate	9.772 \| good	31.487 \| good	7.419 \| good	0.327 \| good	13.182 \| good	0.345 \| good
2025-07-29T13:00:00.000Z	52 \| moderate	9.735 \| good	31.3 \| good	7.419 \| good	0.278 \| good	12.97 \| good	0.358 \| good
2025-07-29T14:00:00.000Z	52 \| moderate	9.804 \| good	31.311 \| good	7.419 \| good	0.602 \| good	15.401 \| good	0.439 \| good
2025-07-29T15:00:00.000Z	52 \| moderate	10.258 \| good	33.632 \| good	40.747 \| good	0.272 \| good	9.462 \| good	0.294 \| good
2025-07-29T16:00:00.000Z	52 \| moderate	10.155 \| good	33.227 \| good	50.433 \| good	0.475 \| good	5.977 \| good	0.234 \| good
2025-07-29T17:00:00.000Z	67 \| moderate	10.156 \| good	32.952 \| good	59.671 \| fine	1.117 \| good	4.49 \| good	0.211 \| good
2025-07-29T18:00:00.000Z	93 \| moderate	9.857 \| good	30.724 \| good	67.685 \| fine	1.122 \| good	3.644 \| good	0.251 \| good
2025-07-29T19:00:00.000Z	112 \| sensitive	10.953 \| good	36.301 \| good	74.142 \| moderate	1.001 \| good	4.035 \| good	0.261 \| good
2025-07-29T20:00:00.000Z	115 \| sensitive	11.054 \| good	35.322 \| good	75.063 \| moderate	0.633 \| good	3.174 \| good	0.238 \| good
2025-07-29T21:00:00.000Z	101 \| sensitive	10.28 \| good	32.643 \| good	71.308 \| moderate	0.345 \| good	3.181 \| good	0.211 \| good
2025-07-29T22:00:00.000Z	84 \| moderate	10.204 \| good	30.977 \| good	65.005 \| fine	0.213 \| good	2.896 \| good	0.299 \| good
2025-07-29T23:00:00.000Z	77 \| moderate	10.412 \| good	32.872 \| good	62.955 \| fine	0.2 \| good	2.936 \| good	0.299 \| good
2025-07-29T23:00:00.000Z	84 \| moderate	10.204 \| good	30.977 \| good	65.005 \| fine	0.213 \| good	2.896 \| good	0.299 \| good
2025-07-29T20:00:00.000Z	67 \| moderate	10.185 \| good	45.26 \| good	59.736 \| fine	2.271 \| good	1.995 \| good	0.234 \| good
2025-07-29T21:00:00.000Z	58 \| moderate	13.04 \| fine	58.456 \| fine	57.132 \| fine	2.175 \| good	2.054 \| good	0.228 \| good
2025-07-29T22:00:00.000Z	60 \| moderate	14.483 \| fine	64.869 \| fine	53.443 \| good	2.121 \| good	4.013 \| good	0.245 \| good
2025-07-29T23:00:00.000Z	62 \| moderate	14.93 \| fine	66.538 \| fine	46.571 \| good	2.068 \| good	5.971 \| good	0.262 \| good
2025-07-30T00:00:00.000Z	64 \| moderate	16.493 \| fine	73.2 \| fine	43.213 \| good	2.014 \| good	7.93 \| good	0.279 \| good
2025-07-30T01:00:00.000Z	58 \| moderate	13.289 \| fine	59.608 \| fine	38.962 \| good	1.965 \| good	8.66 \| good	0.285 \| good
2025-07-30T02:00:00.000Z	60 \| moderate	13.864 \| fine	62.172 \| fine	32.635 \| good	1.916 \| good	9.39 \| good	0.291 \| good
2025-07-30T03:00:00.000Z	62 \| moderate	15.166 \| fine	67.443 \| fine	21.545 \| good	1.867 \| good	10.12 \| good	0.297 \| good
2025-07-30T04:00:00.000Z	64 \| moderate	15.747 \| fine	70.189 \| fine	14.538 \| good	1.79 \| good	9.577 \| good	0.291 \| good
2025-07-30T05:00:00.000Z	66 \| moderate	17.221 \| fine	76.15 \| fine	13.112 \| good	1.712 \| good	9.034 \| good	0.285 \| good
2025-07-30T06:00:00.000Z	62 \| moderate	14.759 \| fine	65.835 \| fine	12.172 \| good	1.635 \| good	8.491 \| good	0.279 \| good
2025-07-30T07:00:00.000Z	66 \| moderate	17.302 \| fine	76.99 \| fine	11.648 \| good	1.693 \| good	8.317 \| good	0.28 \| good
2025-07-30T08:00:00.000Z	64 \| moderate	15.552 \| fine	69.37 \| fine	12.39 \| good	1.751 \| good	8.142 \| good	0.281 \| good
2025-07-30T09:00:00.000Z	64 \| moderate	16.082 \| fine	71.521 \| fine	12.233 \| good	1.809 \| good	7.967 \| good	0.282 \| good
2025-07-30T10:00:00.000Z	64 \| moderate	15.604 \| fine	69.417 \| fine	8.789 \| good	1.819 \| good	7.882 \| good	0.288 \| good
2025-07-30T11:00:00.000Z	66 \| moderate	16.85 \| fine	75.26 \| fine	12.522 \| good	1.828 \| good	7.796 \| good	0.294 \| good
2025-07-30T12:00:00.000Z	66 \| moderate	16.744 \| fine	74.638 \| fine	27.554 \| good	1.838 \| good	7.711 \| good	0.301 \| good
2025-07-30T13:00:00.000Z	62 \| moderate	15.376 \| fine	68.428 \| fine	40.665 \| good	2.211 \| good	6.068 \| good	0.288 \| good
2025-07-30T14:00:00.000Z	62 \| moderate	14.751 \| fine	65.716 \| fine	51.402 \| good	2.585 \| good	4.425 \| good	0.274 \| good
2025-07-30T15:00:00.000Z	64 \| moderate	15.145 \| fine	67.482 \| fine	59.327 \| fine	2.958 \| good	2.782 \| good	0.261 \| good
2025-07-30T16:00:00.000Z	87 \| moderate	13.413 \| fine	60.204 \| fine	66.353 \| fine	2.748 \| good	2.431 \| good	0.253 \| good
2025-07-30T17:00:00.000Z	84 \| moderate	12.922 \| fine	58.112 \| fine	64.59 \| fine	2.539 \| good	2.081 \| good	0.245 \| good
2025-07-30T18:00:00.000Z	58 \| moderate	10.521 \| good	46.53 \| good	57.055 \| fine	2.33 \| good	1.731 \| good	0.237 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	10.417 \| good	45.884 \| good	53.095 \| good	2.177 \| good	1.764 \| good	0.228 \| good
2025-07-30T20:00:00.000Z	52 \| moderate	10.294 \| good	45.862 \| good	50.521 \| good	2.025 \| good	1.798 \| good	0.22 \| good
2025-07-30T21:00:00.000Z	54 \| moderate	10.539 \| good	46.769 \| good	46.465 \| good	1.873 \| good	1.832 \| good	0.212 \| good
2025-07-30T22:00:00.000Z	54 \| moderate	11.47 \| good	50.646 \| good	41.97 \| good	1.733 \| good	3.166 \| good	0.22 \| good
2025-07-30T23:00:00.000Z	58 \| moderate	12.545 \| fine	56.498 \| fine	36.487 \| good	1.594 \| good	4.501 \| good	0.228 \| good
2025-07-31T00:00:00.000Z	58 \| moderate	13.498 \| fine	60.441 \| fine	29.335 \| good	1.454 \| good	5.836 \| good	0.236 \| good
2025-07-31T01:00:00.000Z	58 \| moderate	12.802 \| fine	57.337 \| fine	28.906 \| good	1.345 \| good	6.239 \| good	0.235 \| good
2025-07-31T02:00:00.000Z	58 \| moderate	12.987 \| fine	57.982 \| fine	31.65 \| good	1.235 \| good	6.642 \| good	0.234 \| good
2025-07-31T03:00:00.000Z	64 \| moderate	15.506 \| fine	69.24 \| fine	32.582 \| good	1.126 \| good	7.046 \| good	0.233 \| good
2025-07-31T04:00:00.000Z	62 \| moderate	15.244 \| fine	68.224 \| fine	29.461 \| good	1.117 \| good	6.642 \| good	0.229 \| good
2025-07-31T05:00:00.000Z	62 \| moderate	15.304 \| fine	67.97 \| fine	25.364 \| good	1.108 \| good	6.238 \| good	0.225 \| good
2025-07-31T06:00:00.000Z	58 \| moderate	13.284 \| fine	59.562 \| fine	23.373 \| good	1.098 \| good	5.834 \| good	0.221 \| good
2025-07-31T07:00:00.000Z	62 \| moderate	15.257 \| fine	67.627 \| fine	23.976 \| good	1.146 \| good	5.473 \| good	0.215 \| good
2025-07-31T08:00:00.000Z	60 \| moderate	14.223 \| fine	63.711 \| fine	22.804 \| good	1.194 \| good	5.113 \| good	0.209 \| good
2025-07-31T09:00:00.000Z	58 \| moderate	13.052 \| fine	58.694 \| fine	16.896 \| good	1.242 \| good	4.753 \| good	0.203 \| good
2025-07-31T10:00:00.000Z	56 \| moderate	11.898 \| good	53.114 \| good	12.656 \| good	1.347 \| good	4.703 \| good	0.204 \| good
2025-07-31T11:00:00.000Z	58 \| moderate	13.27 \| fine	59.918 \| fine	15.969 \| good	1.452 \| good	4.653 \| good	0.205 \| good
2025-07-31T12:00:00.000Z	62 \| moderate	14.909 \| fine	66.338 \| fine	18.827 \| good	1.556 \| good	4.603 \| good	0.206 \| good
2025-07-31T13:00:00.000Z	58 \| moderate	13.444 \| fine	60.855 \| fine	23.483 \| good	1.84 \| good	3.859 \| good	0.211 \| good
2025-07-31T14:00:00.000Z	62 \| moderate	15.256 \| fine	68.367 \| fine	34.165 \| good	2.123 \| good	3.115 \| good	0.217 \| good
2025-07-31T15:00:00.000Z	67 \| moderate	17.822 \| fine	78.908 \| fine	42.291 \| good	2.406 \| good	2.371 \| good	0.223 \| good
2025-07-31T16:00:00.000Z	71 \| moderate	19.525 \| fine	86.139 \| fine	46.659 \| good	2.181 \| good	2.055 \| good	0.217 \| good
2025-07-31T17:00:00.000Z	67 \| moderate	17.913 \| fine	79.306 \| fine	43.874 \| good	1.955 \| good	1.739 \| good	0.211 \| good
2025-07-31T18:00:00.000Z	64 \| moderate	15.766 \| fine	70.004 \| fine	39.64 \| good	1.729 \| good	1.422 \| good	0.205 \| good
2025-07-31T19:00:00.000Z	58 \| moderate	12.915 \| fine	57.973 \| fine	39.525 \| good	1.616 \| good	1.572 \| good	0.202 \| good

Current air quality index in Perry Hall, Maryland today

Common air pollutants in Perry Hall, Maryland

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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

Air quality in nearby cities

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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 PM_2.5 concentration in Perry Hall, Maryland right now?

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