What are the current PM10 levels at College Park, Maryland?

The current PM10 levels in College Park, Maryland are 14.088 μg/m3.

What are the current sulfur dioxide (SO2) levels at College Park, Maryland?

The current sulfur dioxide (SO2) levels in College Park, Maryland are 0.318 ppb.

What are the current ozone (O3) levels at College Park, Maryland?

The current ozone (O3) levels at College Park, Maryland is 28.768 ppm.

What are the current nitrogen dioxide (NO2) levels at College Park, Maryland?

The current nitrogen dioxide (NO2) levels at College Park, Maryland is 5.172 ppb.

Real-time air quality index in College Park, Maryland today

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

Stay updated with real-time air quality in College Park, 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

College Park, Maryland

Last updated: ... (Local time)

Common air pollutants in College Park, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.21 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

14.09 μg/m³

155

255

425

605+

Ozone (O₃)

28.77 ppb

201

201+

Sulfur Dioxide (SO₂)

0.32 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.17 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.20 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

College Park, Maryland

Get Live Pollen Counts

College Park, Maryland

Scroll To Air Quality Map

Track live College Park, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-20T00:00:00.000Z	35 \| good	3.123 \| good	13.843 \| good	37.876 \| good	0.21 \| good	1.728 \| good	0.124 \| good
2025-10-20T01:00:00.000Z	33 \| good	3.796 \| good	17.108 \| good	35.64 \| good	0.121 \| good	2.187 \| good	0.13 \| good
2025-10-20T02:00:00.000Z	34 \| good	3.493 \| good	14.087 \| good	36.797 \| good	0.203 \| good	1.541 \| good	0.13 \| good
2025-10-20T03:00:00.000Z	32 \| good	2.306 \| good	9.72 \| good	35.119 \| good	0.119 \| good	1.674 \| good	0.108 \| good
2025-10-20T04:00:00.000Z	31 \| good	1.355 \| good	4.946 \| good	33.097 \| good	0.116 \| good	2.156 \| good	0.108 \| good
2025-10-20T05:00:00.000Z	30 \| good	1.268 \| good	5.282 \| good	32.261 \| good	0.202 \| good	2.599 \| good	0.108 \| good
2025-10-20T06:00:00.000Z	30 \| good	0.915 \| good	3.962 \| good	32.278 \| good	0.108 \| good	2.426 \| good	0.108 \| good
2025-10-20T07:00:00.000Z	30 \| good	0.807 \| good	3.272 \| good	32.131 \| good	0.114 \| good	2.314 \| good	0.108 \| good
2025-10-20T08:00:00.000Z	22 \| good	1.884 \| good	10.43 \| good	23.69 \| good	0.111 \| good	3.722 \| good	0.108 \| good
2025-10-20T09:00:00.000Z	19 \| good	1.456 \| good	4.973 \| good	20.876 \| good	0.115 \| good	5.152 \| good	0.115 \| good
2025-10-20T10:00:00.000Z	23 \| good	1.031 \| good	3.508 \| good	24.523 \| good	0.114 \| good	2.977 \| good	0.108 \| good
2025-10-20T11:00:00.000Z	20 \| good	1.254 \| good	3.504 \| good	21.761 \| good	0.112 \| good	4.363 \| good	0.108 \| good
2025-10-20T12:00:00.000Z	22 \| good	0.447 \| good	1.534 \| good	24.018 \| good	0.115 \| good	3.525 \| good	0.104 \| good
2025-10-20T13:00:00.000Z	22 \| good	0.366 \| good	1.344 \| good	24.15 \| good	0.11 \| good	4.067 \| good	0.114 \| good
2025-10-20T14:00:00.000Z	22 \| good	2.437 \| good	6.19 \| good	23.572 \| good	0.113 \| good	2.888 \| good	0.116 \| good
2025-10-20T15:00:00.000Z	25 \| good	2.443 \| good	6.721 \| good	26.842 \| good	0.119 \| good	1.998 \| good	0.11 \| good
2025-10-20T16:00:00.000Z	26 \| good	0.835 \| good	3.379 \| good	27.522 \| good	0.205 \| good	1.218 \| good	0.104 \| good
2025-10-20T17:00:00.000Z	26 \| good	1.49 \| good	6.1 \| good	27.761 \| good	0.119 \| good	1.876 \| good	0.182 \| good
2025-10-20T18:00:00.000Z	28 \| good	2.127 \| good	9.325 \| good	30.252 \| good	0.115 \| good	1.374 \| good	0.11 \| good
2025-10-20T19:00:00.000Z	31 \| good	2.08 \| good	8.293 \| good	33.529 \| good	0.111 \| good	1.205 \| good	0.11 \| good
2025-10-20T20:00:00.000Z	31 \| good	1.488 \| good	11.837 \| good	33.258 \| good	0.112 \| good	1.074 \| good	0.11 \| good
2025-10-20T21:00:00.000Z	29 \| good	0.89 \| good	3.642 \| good	31.197 \| good	0.108 \| good	1.285 \| good	0.11 \| good
2025-10-20T22:00:00.000Z	29 \| good	1.831 \| good	7.654 \| good	31.077 \| good	0.112 \| good	2.56 \| good	0.11 \| good
2025-10-20T23:00:00.000Z	27 \| good	2.818 \| good	12.179 \| good	29.159 \| good	0.112 \| good	3.126 \| good	0.11 \| good
2025-10-21T00:00:00.000Z	24 \| good	3.697 \| good	16.167 \| good	26.259 \| good	0.109 \| good	5.025 \| good	0.11 \| good
2025-10-21T01:00:00.000Z	22 \| good	3.85 \| good	16.957 \| good	24.486 \| good	0.113 \| good	6.415 \| good	0.122 \| good
2025-10-21T02:00:00.000Z	18 \| good	3.458 \| good	15.404 \| good	19.496 \| good	0.109 \| good	9.102 \| good	0.22 \| good
2025-10-21T03:00:00.000Z	49 \| good	8.979 \| good	39.636 \| good	10.221 \| good	1.977 \| good	18.715 \| good	0.236 \| good
2025-10-21T04:00:00.000Z	27 \| good	5.347 \| good	23.569 \| good	12.747 \| good	0.191 \| good	11.459 \| good	0.239 \| good
2025-10-21T05:00:00.000Z	27 \| good	4.815 \| good	20.819 \| good	7.801 \| good	0.115 \| good	14.019 \| good	0.315 \| good
2025-10-21T06:00:00.000Z	22 \| good	3.564 \| good	15.399 \| good	3.799 \| good	0.113 \| good	15.156 \| good	0.309 \| good
2025-10-21T07:00:00.000Z	22 \| good	3.518 \| good	15.585 \| good	3.289 \| good	0.113 \| good	14.778 \| good	0.3 \| good
2025-10-21T08:00:00.000Z	27 \| good	5.365 \| good	23.749 \| good	3.012 \| good	0.206 \| good	13.539 \| good	0.305 \| good
2025-10-21T09:00:00.000Z	27 \| good	4.928 \| good	21.289 \| good	5.075 \| good	0.207 \| good	13.029 \| good	0.315 \| good
2025-10-21T10:00:00.000Z	27 \| good	4.704 \| good	19.923 \| good	2.068 \| good	0.309 \| good	13.089 \| good	0.315 \| good
2025-10-21T11:00:00.000Z	27 \| good	5.437 \| good	22.87 \| good	2.891 \| good	0.236 \| good	10.346 \| good	0.316 \| good
2025-10-21T12:00:00.000Z	38 \| good	6.849 \| good	30.173 \| good	2.853 \| good	0.259 \| good	9.88 \| good	0.354 \| good
2025-10-21T13:00:00.000Z	38 \| good	6.859 \| good	30.187 \| good	3.165 \| good	0.264 \| good	9.908 \| good	0.372 \| good
2025-10-21T14:00:00.000Z	38 \| good	6.976 \| good	29.77 \| good	5.279 \| good	0.315 \| good	13.047 \| good	0.386 \| good
2025-10-21T15:00:00.000Z	38 \| good	6.554 \| good	29.106 \| good	8.8 \| good	0.302 \| good	16.803 \| good	0.365 \| good
2025-10-21T16:00:00.000Z	27 \| good	5.327 \| good	23.667 \| good	16.142 \| good	0.308 \| good	11.522 \| good	0.22 \| good
2025-10-21T17:00:00.000Z	22 \| good	3.612 \| good	14.514 \| good	23.516 \| good	0.303 \| good	3.563 \| good	0.119 \| good
2025-10-21T18:00:00.000Z	25 \| good	1.751 \| good	7.384 \| good	26.553 \| good	0.22 \| good	3.219 \| good	0.111 \| good
2025-10-21T19:00:00.000Z	27 \| good	1.685 \| good	6.748 \| good	28.76 \| good	0.214 \| good	3.444 \| good	0.111 \| good
2025-10-21T20:00:00.000Z	31 \| good	2.142 \| good	9.288 \| good	32.601 \| good	0.218 \| good	2.952 \| good	0.119 \| good
2025-10-21T21:00:00.000Z	32 \| good	2.076 \| good	8.892 \| good	34.849 \| good	0.216 \| good	3.237 \| good	0.119 \| good
2025-10-21T22:00:00.000Z	31 \| good	1.577 \| good	6.673 \| good	32.75 \| good	0.302 \| good	3.371 \| good	0.119 \| good
2025-10-21T23:00:00.000Z	27 \| good	3.206 \| good	14.088 \| good	28.768 \| good	0.318 \| good	5.172 \| good	0.205 \| good
2025-10-20T03:00:00.000Z	31 \| good	2.394 \| good	10 \| good	32.655 \| good	0.769 \| good	2.985 \| good	0.118 \| good
2025-10-20T04:00:00.000Z	26 \| good	2.981 \| good	12.062 \| good	28.113 \| good	0.991 \| good	2.835 \| good	0.123 \| good
2025-10-20T05:00:00.000Z	29 \| good	3.672 \| good	16 \| good	31.129 \| good	1.214 \| good	2.685 \| good	0.128 \| good
2025-10-20T06:00:00.000Z	27 \| good	3.683 \| good	16.111 \| good	28.994 \| good	1.436 \| good	2.535 \| good	0.132 \| good
2025-10-20T07:00:00.000Z	26 \| good	3.407 \| good	15.251 \| good	27.704 \| good	1.574 \| good	2.375 \| good	0.126 \| good
2025-10-20T08:00:00.000Z	27 \| good	4.531 \| good	19.613 \| good	26.897 \| good	1.712 \| good	2.214 \| good	0.12 \| good
2025-10-20T09:00:00.000Z	23 \| good	2.893 \| good	11.922 \| good	24.662 \| good	1.85 \| good	2.054 \| good	0.114 \| good
2025-10-20T10:00:00.000Z	22 \| good	3.749 \| good	16.401 \| good	22.364 \| good	1.787 \| good	2.585 \| good	0.118 \| good
2025-10-20T11:00:00.000Z	22 \| good	3.685 \| good	16.155 \| good	23.591 \| good	1.724 \| good	3.117 \| good	0.122 \| good
2025-10-20T12:00:00.000Z	22 \| good	4.004 \| good	17.806 \| good	24.375 \| good	1.66 \| good	3.648 \| good	0.126 \| good
2025-10-20T13:00:00.000Z	38 \| good	6.79 \| good	30.02 \| good	26.455 \| good	1.756 \| good	3.14 \| good	0.127 \| good
2025-10-20T14:00:00.000Z	33 \| good	6.454 \| good	28.572 \| good	29.72 \| good	1.853 \| good	2.631 \| good	0.127 \| good
2025-10-20T15:00:00.000Z	31 \| good	4.3 \| good	18.585 \| good	32.513 \| good	1.949 \| good	2.122 \| good	0.128 \| good
2025-10-20T16:00:00.000Z	32 \| good	2.91 \| good	12.03 \| good	34.533 \| good	1.856 \| good	1.942 \| good	0.127 \| good
2025-10-20T17:00:00.000Z	34 \| good	2.136 \| good	8.622 \| good	37.397 \| good	1.763 \| good	1.762 \| good	0.126 \| good
2025-10-20T18:00:00.000Z	36 \| good	2.136 \| good	8.986 \| good	39.002 \| good	1.669 \| good	1.583 \| good	0.125 \| good
2025-10-20T19:00:00.000Z	34 \| good	2.294 \| good	9.503 \| good	37.244 \| good	1.667 \| good	1.806 \| good	0.126 \| good
2025-10-20T20:00:00.000Z	35 \| good	3.119 \| good	13.139 \| good	37.73 \| good	1.664 \| good	2.029 \| good	0.127 \| good
2025-10-20T21:00:00.000Z	33 \| good	3.774 \| good	16.37 \| good	36.11 \| good	1.662 \| good	2.253 \| good	0.129 \| good
2025-10-20T22:00:00.000Z	31 \| good	4.527 \| good	19.82 \| good	32.909 \| good	1.766 \| good	5.463 \| good	0.152 \| good
2025-10-20T23:00:00.000Z	44 \| good	8.219 \| good	35.951 \| good	21.491 \| good	1.871 \| good	8.674 \| good	0.175 \| good
2025-10-21T00:00:00.000Z	52 \| moderate	9.598 \| good	42.733 \| good	14.526 \| good	1.975 \| good	11.885 \| good	0.198 \| good
2025-10-21T01:00:00.000Z	49 \| good	9.307 \| good	41.759 \| good	13.317 \| good	2.036 \| good	12.07 \| good	0.198 \| good
2025-10-21T02:00:00.000Z	52 \| moderate	10.077 \| good	44.582 \| good	10.907 \| good	2.097 \| good	12.255 \| good	0.199 \| good
2025-10-21T03:00:00.000Z	52 \| moderate	9.843 \| good	43.778 \| good	8.456 \| good	2.157 \| good	12.44 \| good	0.2 \| good
2025-10-21T04:00:00.000Z	54 \| moderate	11.127 \| good	49.134 \| good	7.63 \| good	2.188 \| good	12.978 \| good	0.205 \| good
2025-10-21T05:00:00.000Z	54 \| moderate	11.349 \| good	50.128 \| good	11.042 \| good	2.219 \| good	13.517 \| good	0.211 \| good
2025-10-21T06:00:00.000Z	56 \| moderate	11.834 \| good	52.76 \| good	9.894 \| good	2.249 \| good	14.055 \| good	0.216 \| good
2025-10-21T07:00:00.000Z	54 \| moderate	11.253 \| good	49.672 \| good	8.089 \| good	2.305 \| good	13.778 \| good	0.214 \| good
2025-10-21T08:00:00.000Z	56 \| moderate	12.043 \| good	54.108 \| good	5.075 \| good	2.362 \| good	13.502 \| good	0.212 \| good
2025-10-21T09:00:00.000Z	56 \| moderate	11.659 \| good	51.626 \| good	2.635 \| good	2.418 \| good	13.225 \| good	0.21 \| good
2025-10-21T10:00:00.000Z	56 \| moderate	12.159 \| fine	54.698 \| good	2.081 \| good	2.455 \| good	14.256 \| good	0.229 \| good
2025-10-21T11:00:00.000Z	52 \| moderate	10.461 \| good	46.268 \| good	1.384 \| good	2.493 \| good	15.286 \| good	0.248 \| good
2025-10-21T12:00:00.000Z	54 \| moderate	11.363 \| good	50.469 \| good	3.244 \| good	2.53 \| good	16.317 \| good	0.266 \| good
2025-10-21T13:00:00.000Z	54 \| moderate	10.727 \| good	47.411 \| good	6.037 \| good	2.555 \| good	12.955 \| good	0.242 \| good
2025-10-21T14:00:00.000Z	38 \| good	7.422 \| good	32.56 \| good	16.513 \| good	2.58 \| good	9.593 \| good	0.217 \| good
2025-10-21T15:00:00.000Z	33 \| good	6.198 \| good	27.423 \| good	26.777 \| good	2.604 \| good	6.231 \| good	0.192 \| good
2025-10-21T16:00:00.000Z	38 \| good	7.329 \| good	32.454 \| good	35.348 \| good	2.571 \| good	4.907 \| good	0.177 \| good
2025-10-21T17:00:00.000Z	39 \| good	6.552 \| good	29.004 \| good	41.741 \| good	2.538 \| good	3.583 \| good	0.162 \| good
2025-10-21T18:00:00.000Z	44 \| good	5.861 \| good	25.928 \| good	47.503 \| good	2.504 \| good	2.26 \| good	0.147 \| good
2025-10-21T19:00:00.000Z	43 \| good	6.532 \| good	29.124 \| good	45.901 \| good	2.391 \| good	2.548 \| good	0.149 \| good
2025-10-21T20:00:00.000Z	40 \| good	6.929 \| good	30.8 \| good	43.288 \| good	2.278 \| good	2.837 \| good	0.15 \| good
2025-10-21T21:00:00.000Z	38 \| good	7.096 \| good	31.685 \| good	39.67 \| good	2.165 \| good	3.126 \| good	0.152 \| good
2025-10-21T22:00:00.000Z	38 \| good	7.479 \| good	32.781 \| good	35.761 \| good	2.077 \| good	4.53 \| good	0.158 \| good
2025-10-21T23:00:00.000Z	52 \| moderate	10.038 \| good	44.314 \| good	27.284 \| good	1.99 \| good	5.934 \| good	0.165 \| good
2025-10-22T00:00:00.000Z	49 \| good	8.739 \| good	8.838 \| good	46.273 \| good	1.896 \| good	7.334 \| good	0.172 \| good
2025-10-22T01:00:00.000Z	58 \| moderate	12.951 \| fine	57.939 \| fine	14.816 \| good	1.86 \| good	6.722 \| good	0.166 \| good
2025-10-22T02:00:00.000Z	60 \| moderate	13.581 \| fine	60.91 \| fine	9.985 \| good	1.818 \| good	6.106 \| good	0.161 \| good

College Park

Empower business decisions with accurate air quality data

College Park, Maryland air quality map: Real-time AQI near you

0.25ppm

How accurate is Maryland, USA air quality data?

Air quality measurements for Maryland, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Check live rankings of places in the USA affected by air pollution.

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Frequently asked questions

How frequently is the air quality data for College Park, Maryland updated?

Air quality data for College Park, Maryland is updated on an hourly basis.

When did College Park, Maryland experience the worst air quality in the last 24 hours?

The worst air quality in College Park, Maryland was recorded at 03:00:00 on 2025-10-21.

When did College Park, Maryland have its best air quality in the last 24 hours?

The best air quality in College Park, Maryland was recorded at 02:00:00 on 2025-10-21.

What is the real-time air quality index for College Park, Maryland?

The real-time air quality index in College Park, Maryland is 27, currently categorized as Good.

Which pollutant is found most often in College Park, Maryland?

The most common pollutant in College Park, Maryland is O3.

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

If the air quality in College Park, Maryland is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in College Park, Maryland?

The measured PM_2.5 levels in College Park, Maryland at present are 3.206 μg/m³.

What are the current PM₁₀ levels at College Park, Maryland?

The current PM₁₀ levels in College Park, Maryland are 14.088 μg/m³.

What are the current carbon monoxide (CO) levels at College Park, Maryland?

The current carbon monoxide (CO) level in College Park, Maryland is 0.205 ppm.

What are the current sulfur dioxide (SO₂) levels at College Park, Maryland?

The current sulfur dioxide (SO₂) levels in College Park, Maryland are 0.318 ppb.

What are the current ozone (O₃) levels at College Park, Maryland?

The current ozone (O₃) levels at College Park, Maryland is 28.768 ppm.

What are the current nitrogen dioxide (NO₂) levels at College Park, Maryland?

The current nitrogen dioxide (NO₂) levels at College Park, Maryland is 5.172 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-20T00:00:00.000Z	35 \| good	3.123 \| good	13.843 \| good	37.876 \| good	0.21 \| good	1.728 \| good	0.124 \| good
2025-10-20T01:00:00.000Z	33 \| good	3.796 \| good	17.108 \| good	35.64 \| good	0.121 \| good	2.187 \| good	0.13 \| good
2025-10-20T02:00:00.000Z	34 \| good	3.493 \| good	14.087 \| good	36.797 \| good	0.203 \| good	1.541 \| good	0.13 \| good
2025-10-20T03:00:00.000Z	32 \| good	2.306 \| good	9.72 \| good	35.119 \| good	0.119 \| good	1.674 \| good	0.108 \| good
2025-10-20T04:00:00.000Z	31 \| good	1.355 \| good	4.946 \| good	33.097 \| good	0.116 \| good	2.156 \| good	0.108 \| good
2025-10-20T05:00:00.000Z	30 \| good	1.268 \| good	5.282 \| good	32.261 \| good	0.202 \| good	2.599 \| good	0.108 \| good
2025-10-20T06:00:00.000Z	30 \| good	0.915 \| good	3.962 \| good	32.278 \| good	0.108 \| good	2.426 \| good	0.108 \| good
2025-10-20T07:00:00.000Z	30 \| good	0.807 \| good	3.272 \| good	32.131 \| good	0.114 \| good	2.314 \| good	0.108 \| good
2025-10-20T08:00:00.000Z	22 \| good	1.884 \| good	10.43 \| good	23.69 \| good	0.111 \| good	3.722 \| good	0.108 \| good
2025-10-20T09:00:00.000Z	19 \| good	1.456 \| good	4.973 \| good	20.876 \| good	0.115 \| good	5.152 \| good	0.115 \| good
2025-10-20T10:00:00.000Z	23 \| good	1.031 \| good	3.508 \| good	24.523 \| good	0.114 \| good	2.977 \| good	0.108 \| good
2025-10-20T11:00:00.000Z	20 \| good	1.254 \| good	3.504 \| good	21.761 \| good	0.112 \| good	4.363 \| good	0.108 \| good
2025-10-20T12:00:00.000Z	22 \| good	0.447 \| good	1.534 \| good	24.018 \| good	0.115 \| good	3.525 \| good	0.104 \| good
2025-10-20T13:00:00.000Z	22 \| good	0.366 \| good	1.344 \| good	24.15 \| good	0.11 \| good	4.067 \| good	0.114 \| good
2025-10-20T14:00:00.000Z	22 \| good	2.437 \| good	6.19 \| good	23.572 \| good	0.113 \| good	2.888 \| good	0.116 \| good
2025-10-20T15:00:00.000Z	25 \| good	2.443 \| good	6.721 \| good	26.842 \| good	0.119 \| good	1.998 \| good	0.11 \| good
2025-10-20T16:00:00.000Z	26 \| good	0.835 \| good	3.379 \| good	27.522 \| good	0.205 \| good	1.218 \| good	0.104 \| good
2025-10-20T17:00:00.000Z	26 \| good	1.49 \| good	6.1 \| good	27.761 \| good	0.119 \| good	1.876 \| good	0.182 \| good
2025-10-20T18:00:00.000Z	28 \| good	2.127 \| good	9.325 \| good	30.252 \| good	0.115 \| good	1.374 \| good	0.11 \| good
2025-10-20T19:00:00.000Z	31 \| good	2.08 \| good	8.293 \| good	33.529 \| good	0.111 \| good	1.205 \| good	0.11 \| good
2025-10-20T20:00:00.000Z	31 \| good	1.488 \| good	11.837 \| good	33.258 \| good	0.112 \| good	1.074 \| good	0.11 \| good
2025-10-20T21:00:00.000Z	29 \| good	0.89 \| good	3.642 \| good	31.197 \| good	0.108 \| good	1.285 \| good	0.11 \| good
2025-10-20T22:00:00.000Z	29 \| good	1.831 \| good	7.654 \| good	31.077 \| good	0.112 \| good	2.56 \| good	0.11 \| good
2025-10-20T23:00:00.000Z	27 \| good	2.818 \| good	12.179 \| good	29.159 \| good	0.112 \| good	3.126 \| good	0.11 \| good
2025-10-21T00:00:00.000Z	24 \| good	3.697 \| good	16.167 \| good	26.259 \| good	0.109 \| good	5.025 \| good	0.11 \| good
2025-10-21T01:00:00.000Z	22 \| good	3.85 \| good	16.957 \| good	24.486 \| good	0.113 \| good	6.415 \| good	0.122 \| good
2025-10-21T02:00:00.000Z	18 \| good	3.458 \| good	15.404 \| good	19.496 \| good	0.109 \| good	9.102 \| good	0.22 \| good
2025-10-21T03:00:00.000Z	49 \| good	8.979 \| good	39.636 \| good	10.221 \| good	1.977 \| good	18.715 \| good	0.236 \| good
2025-10-21T04:00:00.000Z	27 \| good	5.347 \| good	23.569 \| good	12.747 \| good	0.191 \| good	11.459 \| good	0.239 \| good
2025-10-21T05:00:00.000Z	27 \| good	4.815 \| good	20.819 \| good	7.801 \| good	0.115 \| good	14.019 \| good	0.315 \| good
2025-10-21T06:00:00.000Z	22 \| good	3.564 \| good	15.399 \| good	3.799 \| good	0.113 \| good	15.156 \| good	0.309 \| good
2025-10-21T07:00:00.000Z	22 \| good	3.518 \| good	15.585 \| good	3.289 \| good	0.113 \| good	14.778 \| good	0.3 \| good
2025-10-21T08:00:00.000Z	27 \| good	5.365 \| good	23.749 \| good	3.012 \| good	0.206 \| good	13.539 \| good	0.305 \| good
2025-10-21T09:00:00.000Z	27 \| good	4.928 \| good	21.289 \| good	5.075 \| good	0.207 \| good	13.029 \| good	0.315 \| good
2025-10-21T10:00:00.000Z	27 \| good	4.704 \| good	19.923 \| good	2.068 \| good	0.309 \| good	13.089 \| good	0.315 \| good
2025-10-21T11:00:00.000Z	27 \| good	5.437 \| good	22.87 \| good	2.891 \| good	0.236 \| good	10.346 \| good	0.316 \| good
2025-10-21T12:00:00.000Z	38 \| good	6.849 \| good	30.173 \| good	2.853 \| good	0.259 \| good	9.88 \| good	0.354 \| good
2025-10-21T13:00:00.000Z	38 \| good	6.859 \| good	30.187 \| good	3.165 \| good	0.264 \| good	9.908 \| good	0.372 \| good
2025-10-21T14:00:00.000Z	38 \| good	6.976 \| good	29.77 \| good	5.279 \| good	0.315 \| good	13.047 \| good	0.386 \| good
2025-10-21T15:00:00.000Z	38 \| good	6.554 \| good	29.106 \| good	8.8 \| good	0.302 \| good	16.803 \| good	0.365 \| good
2025-10-21T16:00:00.000Z	27 \| good	5.327 \| good	23.667 \| good	16.142 \| good	0.308 \| good	11.522 \| good	0.22 \| good
2025-10-21T17:00:00.000Z	22 \| good	3.612 \| good	14.514 \| good	23.516 \| good	0.303 \| good	3.563 \| good	0.119 \| good
2025-10-21T18:00:00.000Z	25 \| good	1.751 \| good	7.384 \| good	26.553 \| good	0.22 \| good	3.219 \| good	0.111 \| good
2025-10-21T19:00:00.000Z	27 \| good	1.685 \| good	6.748 \| good	28.76 \| good	0.214 \| good	3.444 \| good	0.111 \| good
2025-10-21T20:00:00.000Z	31 \| good	2.142 \| good	9.288 \| good	32.601 \| good	0.218 \| good	2.952 \| good	0.119 \| good
2025-10-21T21:00:00.000Z	32 \| good	2.076 \| good	8.892 \| good	34.849 \| good	0.216 \| good	3.237 \| good	0.119 \| good
2025-10-21T22:00:00.000Z	31 \| good	1.577 \| good	6.673 \| good	32.75 \| good	0.302 \| good	3.371 \| good	0.119 \| good
2025-10-21T23:00:00.000Z	27 \| good	3.206 \| good	14.088 \| good	28.768 \| good	0.318 \| good	5.172 \| good	0.205 \| good
2025-10-20T03:00:00.000Z	31 \| good	2.394 \| good	10 \| good	32.655 \| good	0.769 \| good	2.985 \| good	0.118 \| good
2025-10-20T04:00:00.000Z	26 \| good	2.981 \| good	12.062 \| good	28.113 \| good	0.991 \| good	2.835 \| good	0.123 \| good
2025-10-20T05:00:00.000Z	29 \| good	3.672 \| good	16 \| good	31.129 \| good	1.214 \| good	2.685 \| good	0.128 \| good
2025-10-20T06:00:00.000Z	27 \| good	3.683 \| good	16.111 \| good	28.994 \| good	1.436 \| good	2.535 \| good	0.132 \| good
2025-10-20T07:00:00.000Z	26 \| good	3.407 \| good	15.251 \| good	27.704 \| good	1.574 \| good	2.375 \| good	0.126 \| good
2025-10-20T08:00:00.000Z	27 \| good	4.531 \| good	19.613 \| good	26.897 \| good	1.712 \| good	2.214 \| good	0.12 \| good
2025-10-20T09:00:00.000Z	23 \| good	2.893 \| good	11.922 \| good	24.662 \| good	1.85 \| good	2.054 \| good	0.114 \| good
2025-10-20T10:00:00.000Z	22 \| good	3.749 \| good	16.401 \| good	22.364 \| good	1.787 \| good	2.585 \| good	0.118 \| good
2025-10-20T11:00:00.000Z	22 \| good	3.685 \| good	16.155 \| good	23.591 \| good	1.724 \| good	3.117 \| good	0.122 \| good
2025-10-20T12:00:00.000Z	22 \| good	4.004 \| good	17.806 \| good	24.375 \| good	1.66 \| good	3.648 \| good	0.126 \| good
2025-10-20T13:00:00.000Z	38 \| good	6.79 \| good	30.02 \| good	26.455 \| good	1.756 \| good	3.14 \| good	0.127 \| good
2025-10-20T14:00:00.000Z	33 \| good	6.454 \| good	28.572 \| good	29.72 \| good	1.853 \| good	2.631 \| good	0.127 \| good
2025-10-20T15:00:00.000Z	31 \| good	4.3 \| good	18.585 \| good	32.513 \| good	1.949 \| good	2.122 \| good	0.128 \| good
2025-10-20T16:00:00.000Z	32 \| good	2.91 \| good	12.03 \| good	34.533 \| good	1.856 \| good	1.942 \| good	0.127 \| good
2025-10-20T17:00:00.000Z	34 \| good	2.136 \| good	8.622 \| good	37.397 \| good	1.763 \| good	1.762 \| good	0.126 \| good
2025-10-20T18:00:00.000Z	36 \| good	2.136 \| good	8.986 \| good	39.002 \| good	1.669 \| good	1.583 \| good	0.125 \| good
2025-10-20T19:00:00.000Z	34 \| good	2.294 \| good	9.503 \| good	37.244 \| good	1.667 \| good	1.806 \| good	0.126 \| good
2025-10-20T20:00:00.000Z	35 \| good	3.119 \| good	13.139 \| good	37.73 \| good	1.664 \| good	2.029 \| good	0.127 \| good
2025-10-20T21:00:00.000Z	33 \| good	3.774 \| good	16.37 \| good	36.11 \| good	1.662 \| good	2.253 \| good	0.129 \| good
2025-10-20T22:00:00.000Z	31 \| good	4.527 \| good	19.82 \| good	32.909 \| good	1.766 \| good	5.463 \| good	0.152 \| good
2025-10-20T23:00:00.000Z	44 \| good	8.219 \| good	35.951 \| good	21.491 \| good	1.871 \| good	8.674 \| good	0.175 \| good
2025-10-21T00:00:00.000Z	52 \| moderate	9.598 \| good	42.733 \| good	14.526 \| good	1.975 \| good	11.885 \| good	0.198 \| good
2025-10-21T01:00:00.000Z	49 \| good	9.307 \| good	41.759 \| good	13.317 \| good	2.036 \| good	12.07 \| good	0.198 \| good
2025-10-21T02:00:00.000Z	52 \| moderate	10.077 \| good	44.582 \| good	10.907 \| good	2.097 \| good	12.255 \| good	0.199 \| good
2025-10-21T03:00:00.000Z	52 \| moderate	9.843 \| good	43.778 \| good	8.456 \| good	2.157 \| good	12.44 \| good	0.2 \| good
2025-10-21T04:00:00.000Z	54 \| moderate	11.127 \| good	49.134 \| good	7.63 \| good	2.188 \| good	12.978 \| good	0.205 \| good
2025-10-21T05:00:00.000Z	54 \| moderate	11.349 \| good	50.128 \| good	11.042 \| good	2.219 \| good	13.517 \| good	0.211 \| good
2025-10-21T06:00:00.000Z	56 \| moderate	11.834 \| good	52.76 \| good	9.894 \| good	2.249 \| good	14.055 \| good	0.216 \| good
2025-10-21T07:00:00.000Z	54 \| moderate	11.253 \| good	49.672 \| good	8.089 \| good	2.305 \| good	13.778 \| good	0.214 \| good
2025-10-21T08:00:00.000Z	56 \| moderate	12.043 \| good	54.108 \| good	5.075 \| good	2.362 \| good	13.502 \| good	0.212 \| good
2025-10-21T09:00:00.000Z	56 \| moderate	11.659 \| good	51.626 \| good	2.635 \| good	2.418 \| good	13.225 \| good	0.21 \| good
2025-10-21T10:00:00.000Z	56 \| moderate	12.159 \| fine	54.698 \| good	2.081 \| good	2.455 \| good	14.256 \| good	0.229 \| good
2025-10-21T11:00:00.000Z	52 \| moderate	10.461 \| good	46.268 \| good	1.384 \| good	2.493 \| good	15.286 \| good	0.248 \| good
2025-10-21T12:00:00.000Z	54 \| moderate	11.363 \| good	50.469 \| good	3.244 \| good	2.53 \| good	16.317 \| good	0.266 \| good
2025-10-21T13:00:00.000Z	54 \| moderate	10.727 \| good	47.411 \| good	6.037 \| good	2.555 \| good	12.955 \| good	0.242 \| good
2025-10-21T14:00:00.000Z	38 \| good	7.422 \| good	32.56 \| good	16.513 \| good	2.58 \| good	9.593 \| good	0.217 \| good
2025-10-21T15:00:00.000Z	33 \| good	6.198 \| good	27.423 \| good	26.777 \| good	2.604 \| good	6.231 \| good	0.192 \| good
2025-10-21T16:00:00.000Z	38 \| good	7.329 \| good	32.454 \| good	35.348 \| good	2.571 \| good	4.907 \| good	0.177 \| good
2025-10-21T17:00:00.000Z	39 \| good	6.552 \| good	29.004 \| good	41.741 \| good	2.538 \| good	3.583 \| good	0.162 \| good
2025-10-21T18:00:00.000Z	44 \| good	5.861 \| good	25.928 \| good	47.503 \| good	2.504 \| good	2.26 \| good	0.147 \| good
2025-10-21T19:00:00.000Z	43 \| good	6.532 \| good	29.124 \| good	45.901 \| good	2.391 \| good	2.548 \| good	0.149 \| good
2025-10-21T20:00:00.000Z	40 \| good	6.929 \| good	30.8 \| good	43.288 \| good	2.278 \| good	2.837 \| good	0.15 \| good
2025-10-21T21:00:00.000Z	38 \| good	7.096 \| good	31.685 \| good	39.67 \| good	2.165 \| good	3.126 \| good	0.152 \| good
2025-10-21T22:00:00.000Z	38 \| good	7.479 \| good	32.781 \| good	35.761 \| good	2.077 \| good	4.53 \| good	0.158 \| good
2025-10-21T23:00:00.000Z	52 \| moderate	10.038 \| good	44.314 \| good	27.284 \| good	1.99 \| good	5.934 \| good	0.165 \| good
2025-10-22T00:00:00.000Z	49 \| good	8.739 \| good	8.838 \| good	46.273 \| good	1.896 \| good	7.334 \| good	0.172 \| good
2025-10-22T01:00:00.000Z	58 \| moderate	12.951 \| fine	57.939 \| fine	14.816 \| good	1.86 \| good	6.722 \| good	0.166 \| good
2025-10-22T02:00:00.000Z	60 \| moderate	13.581 \| fine	60.91 \| fine	9.985 \| good	1.818 \| good	6.106 \| good	0.161 \| good

Real-time air quality index in College Park, Maryland today

Common air pollutants in College Park, Maryland

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live College Park, Maryland air quality forecast and history

Empower business decisions with accurate air quality data

College Park, Maryland air quality map: Real-time AQI near you

Air quality in nearby cities

Adelphi, Maryland

Langley Park, Maryland

Hyattsville, Maryland

East Riverdale, Maryland

Chillum, Maryland

Woodlawn CDP, Maryland

How accurate is Maryland, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently is the air quality data for College Park, Maryland updated?

When did College Park, Maryland experience the worst air quality in the last 24 hours?

When did College Park, Maryland have its best air quality in the last 24 hours?

What is the real-time air quality index for College Park, Maryland?

Which pollutant is found most often in College Park, Maryland?

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

What are the current PM2.5 levels in College Park, Maryland?

What are the current PM10 levels at College Park, Maryland?

What are the current carbon monoxide (CO) levels at College Park, Maryland?

What are the current sulfur dioxide (SO2) levels at College Park, Maryland?

What are the current ozone (O3) levels at College Park, Maryland?

What are the current nitrogen dioxide (NO2) levels at College Park, Maryland?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What are the current PM_2.5 levels in College Park, Maryland?

What are the current PM₁₀ levels at College Park, Maryland?

What are the current sulfur dioxide (SO₂) levels at College Park, Maryland?

What are the current ozone (O₃) levels at College Park, Maryland?

What are the current nitrogen dioxide (NO₂) levels at College Park, Maryland?