What is the PM10 level in Adelphi, Maryland at the moment?

The PM10 concentration in Adelphi, Maryland is 50.091 μg/m3 at the moment.

What is the sulfur dioxide (SO2) level in Adelphi, Maryland at the moment?

Currently, Adelphi, Maryland has a sulfur dioxide (SO2) concentration of 2.438 ppb.

What is the ozone (O3) level in Adelphi, Maryland at the moment?

The current ozone (O3) level in Adelphi, Maryland at the moment is 24.118 ppm.

What is the nitrogen dioxide (NO2) level in Adelphi, Maryland at the moment?

Nitrogen dioxide (NO2) level in Adelphi, Maryland at the moment is 17.099 ppb.

Live air quality index in Adelphi, Maryland today

Q: What is the PM2.5 level in Adelphi, Maryland at the moment?

PM2.5 levels in Adelphi, Maryland are currently 11.297 μg/m3.

Stay updated with real-time air quality in Adelphi, 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

Adelphi, Maryland

Last updated: ... (Local time)

Major air pollutants in Adelphi, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.30 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

50.09 μg/m³

155

255

425

605+

Ozone (O₃)

24.12 ppb

201

201+

Sulfur Dioxide (SO₂)

2.44 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

17.10 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.30 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Very high

Adelphi, Maryland

Get Live Pollen Counts

Adelphi, Maryland

Scroll To Air Quality Map

Track live Adelphi, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-04-22T04:00:00.000Z	41 \| good	3.035 \| good	12.242 \| good	43.588 \| good	0.397 \| good	5.572 \| good	0.208 \| good
2026-04-22T05:00:00.000Z	38 \| good	4.005 \| good	16.037 \| good	40.878 \| good	0.366 \| good	5.852 \| good	0.208 \| good
2026-04-22T06:00:00.000Z	38 \| good	3.936 \| good	16.841 \| good	41.366 \| good	0.358 \| good	7.125 \| good	0.175 \| good
2026-04-22T07:00:00.000Z	39 \| good	4.159 \| good	18.88 \| good	42.087 \| good	0.393 \| good	3.502 \| good	0.138 \| good
2026-04-22T08:00:00.000Z	39 \| good	4.104 \| good	17.272 \| good	42.02 \| good	0.359 \| good	4.419 \| good	0.142 \| good
2026-04-22T09:00:00.000Z	39 \| good	4.36 \| good	16.894 \| good	41.781 \| good	0.387 \| good	5.937 \| good	0.175 \| good
2026-04-22T10:00:00.000Z	40 \| good	4.713 \| good	20.335 \| good	42.963 \| good	0.352 \| good	5.044 \| good	0.208 \| good
2026-04-22T11:00:00.000Z	40 \| good	4.403 \| good	19.511 \| good	42.856 \| good	0.347 \| good	6.464 \| good	0.208 \| good
2026-04-22T12:00:00.000Z	38 \| good	5.184 \| good	22.146 \| good	41.154 \| good	0.443 \| good	7.797 \| good	0.217 \| good
2026-04-22T13:00:00.000Z	36 \| good	4.532 \| good	19.638 \| good	39.195 \| good	0.685 \| good	10.17 \| good	0.184 \| good
2026-04-22T14:00:00.000Z	35 \| good	4.759 \| good	20.374 \| good	38.037 \| good	1.023 \| good	12.609 \| good	0.247 \| good
2026-04-22T15:00:00.000Z	34 \| good	5.506 \| good	25.239 \| good	37.27 \| good	0.884 \| good	11.085 \| good	0.238 \| good
2026-04-22T16:00:00.000Z	49 \| good	9.267 \| good	37.629 \| good	36.29 \| good	0.608 \| good	11.423 \| good	0.247 \| good
2026-04-22T17:00:00.000Z	49 \| good	9.441 \| good	37.575 \| good	34.166 \| good	0.511 \| good	13.069 \| good	0.242 \| good
2026-04-22T18:00:00.000Z	44 \| good	7.672 \| good	32.571 \| good	35.414 \| good	0.695 \| good	15.511 \| good	0.346 \| good
2026-04-22T19:00:00.000Z	39 \| good	7.411 \| good	33.788 \| good	42.115 \| good	0.741 \| good	11.923 \| good	0.242 \| good
2026-04-22T20:00:00.000Z	41 \| good	7.375 \| good	31.445 \| good	43.818 \| good	0.696 \| good	9.464 \| good	0.225 \| good
2026-04-22T21:00:00.000Z	44 \| good	7.575 \| good	31.632 \| good	47.626 \| good	0.524 \| good	6.308 \| good	0.225 \| good
2026-04-22T22:00:00.000Z	46 \| good	8.299 \| good	38.533 \| good	50.126 \| good	0.549 \| good	5.005 \| good	0.225 \| good
2026-04-22T23:00:00.000Z	49 \| good	8.028 \| good	36.67 \| good	53.059 \| good	0.568 \| good	5.111 \| good	0.229 \| good
2026-04-23T00:00:00.000Z	46 \| good	8.14 \| good	37.075 \| good	50.185 \| good	0.518 \| good	7.177 \| good	0.262 \| good
2026-04-23T01:00:00.000Z	44 \| good	8.101 \| good	36.461 \| good	47.234 \| good	0.438 \| good	10.103 \| good	0.342 \| good
2026-04-23T02:00:00.000Z	49 \| good	9.231 \| good	40.295 \| good	40.091 \| good	0.396 \| good	14.541 \| good	0.413 \| good
2026-04-23T03:00:00.000Z	52 \| moderate	9.523 \| good	37.857 \| good	35.388 \| good	0.403 \| good	17.982 \| good	0.454 \| good
2026-04-23T04:00:00.000Z	54 \| moderate	10.935 \| good	43.445 \| good	30.799 \| good	0.412 \| good	18.564 \| good	0.461 \| good
2026-04-23T05:00:00.000Z	52 \| moderate	10.292 \| good	45.301 \| good	23.983 \| good	0.413 \| good	22.185 \| good	0.496 \| good
2026-04-23T06:00:00.000Z	52 \| moderate	9.796 \| good	41.013 \| good	21.654 \| good	0.358 \| good	14.786 \| good	0.454 \| good
2026-04-23T07:00:00.000Z	52 \| moderate	9.727 \| good	37.461 \| good	28.238 \| good	0.385 \| good	12.128 \| good	0.267 \| good
2026-04-23T08:00:00.000Z	49 \| good	9.429 \| good	42.651 \| good	31.255 \| good	0.354 \| good	5.959 \| good	0.149 \| good
2026-04-23T09:00:00.000Z	49 \| good	9.035 \| good	38.165 \| good	32.271 \| good	0.352 \| good	6.27 \| good	0.182 \| good
2026-04-23T10:00:00.000Z	49 \| good	9.153 \| good	38.488 \| good	28.725 \| good	0.338 \| good	10.104 \| good	0.357 \| good
2026-04-23T11:00:00.000Z	49 \| good	8.95 \| good	36.511 \| good	30.111 \| good	0.353 \| good	12.465 \| good	0.394 \| good
2026-04-23T12:00:00.000Z	52 \| moderate	9.826 \| good	48.284 \| good	30.244 \| good	0.384 \| good	15.181 \| good	0.461 \| good
2026-04-23T13:00:00.000Z	52 \| moderate	9.535 \| good	36.595 \| good	27.16 \| good	0.488 \| good	18.438 \| good	0.431 \| good
2026-04-23T14:00:00.000Z	54 \| moderate	11.227 \| good	50.017 \| good	28.349 \| good	0.587 \| good	17.088 \| good	0.403 \| good
2026-04-23T15:00:00.000Z	56 \| moderate	11.539 \| good	52.626 \| good	33.589 \| good	0.641 \| good	14.311 \| good	0.309 \| good
2026-04-23T16:00:00.000Z	44 \| good	8.3 \| good	34.487 \| good	45.128 \| good	0.694 \| good	6.124 \| good	0.22 \| good
2026-04-23T17:00:00.000Z	49 \| good	9.349 \| good	37.502 \| good	49.963 \| good	0.791 \| good	4.219 \| good	0.187 \| good
2026-04-23T18:00:00.000Z	52 \| moderate	10.14 \| good	42.895 \| good	54.888 \| good	0.701 \| good	2.841 \| good	0.187 \| good
2026-04-23T19:00:00.000Z	67 \| moderate	10.242 \| good	44.539 \| good	59.559 \| fine	0.733 \| good	2.932 \| good	0.187 \| good
2026-04-23T20:00:00.000Z	74 \| moderate	9.534 \| good	43.465 \| good	61.569 \| fine	0.585 \| good	4.67 \| good	0.176 \| good
2026-04-23T21:00:00.000Z	67 \| moderate	8.684 \| good	39.075 \| good	60.049 \| fine	0.683 \| good	2.391 \| good	0.176 \| good
2026-04-23T22:00:00.000Z	74 \| moderate	7.477 \| good	34.657 \| good	61.733 \| fine	0.561 \| good	1.936 \| good	0.149 \| good
2026-04-23T23:00:00.000Z	71 \| moderate	7.886 \| good	30.682 \| good	60.578 \| fine	0.571 \| good	1.847 \| good	0.149 \| good
2026-04-24T00:00:00.000Z	71 \| moderate	7.382 \| good	32.05 \| good	60.944 \| fine	0.616 \| good	2.118 \| good	0.149 \| good
2026-04-24T01:00:00.000Z	64 \| moderate	7.414 \| good	33.566 \| good	58.742 \| fine	0.649 \| good	3.611 \| good	0.214 \| good
2026-04-24T02:00:00.000Z	50 \| good	8.268 \| good	36.724 \| good	54.299 \| good	0.559 \| good	9.175 \| good	0.346 \| good
2026-04-24T03:00:00.000Z	54 \| moderate	11.297 \| good	50.091 \| good	24.118 \| good	2.438 \| good	17.099 \| good	0.304 \| good
2026-04-24T03:00:00.000Z	54 \| moderate	11.297 \| good	50.091 \| good	24.118 \| good	2.438 \| good	17.099 \| good	0.304 \| good
2026-04-24T04:00:00.000Z	56 \| moderate	12.369 \| fine	55.676 \| fine	23.394 \| good	2.457 \| good	17.597 \| good	0.322 \| good
2026-04-24T05:00:00.000Z	56 \| moderate	11.953 \| good	53.33 \| good	20.608 \| good	2.618 \| good	15.126 \| good	0.302 \| good
2026-04-24T06:00:00.000Z	54 \| moderate	11.48 \| good	50.851 \| good	15.988 \| good	2.778 \| good	12.656 \| good	0.283 \| good
2026-04-24T07:00:00.000Z	49 \| good	9.271 \| good	40.92 \| good	12.313 \| good	2.578 \| good	11.528 \| good	0.268 \| good
2026-04-24T08:00:00.000Z	38 \| good	7.463 \| good	32.685 \| good	9.653 \| good	2.378 \| good	10.4 \| good	0.253 \| good
2026-04-24T09:00:00.000Z	27 \| good	5.328 \| good	23.024 \| good	9.263 \| good	2.177 \| good	9.272 \| good	0.238 \| good
2026-04-24T10:00:00.000Z	27 \| good	5.397 \| good	23.377 \| good	7.501 \| good	2.095 \| good	9.205 \| good	0.232 \| good
2026-04-24T11:00:00.000Z	22 \| good	3.599 \| good	15.711 \| good	13.549 \| good	2.012 \| good	9.139 \| good	0.227 \| good
2026-04-24T12:00:00.000Z	27 \| good	4.884 \| good	21.354 \| good	21.671 \| good	1.929 \| good	9.073 \| good	0.222 \| good
2026-04-24T13:00:00.000Z	28 \| good	4.357 \| good	18.998 \| good	30.043 \| good	2.081 \| good	7.915 \| good	0.21 \| good
2026-04-24T14:00:00.000Z	38 \| good	7.402 \| good	32.695 \| good	33.426 \| good	2.233 \| good	6.757 \| good	0.198 \| good
2026-04-24T15:00:00.000Z	44 \| good	8.07 \| good	35.354 \| good	35.53 \| good	2.385 \| good	5.599 \| good	0.186 \| good
2026-04-24T16:00:00.000Z	49 \| good	9.207 \| good	40.742 \| good	48.877 \| good	2.529 \| good	4.789 \| good	0.183 \| good
2026-04-24T17:00:00.000Z	64 \| moderate	8.329 \| good	36.715 \| good	59.113 \| fine	2.673 \| good	3.979 \| good	0.179 \| good
2026-04-24T18:00:00.000Z	74 \| moderate	8.767 \| good	38.589 \| good	62.255 \| fine	2.816 \| good	3.169 \| good	0.176 \| good
2026-04-24T19:00:00.000Z	64 \| moderate	8.207 \| good	36.042 \| good	58.853 \| fine	2.808 \| good	3.188 \| good	0.178 \| good
2026-04-24T20:00:00.000Z	51 \| moderate	7.114 \| good	31.244 \| good	54.664 \| good	2.799 \| good	3.208 \| good	0.18 \| good
2026-04-24T21:00:00.000Z	54 \| moderate	7.411 \| good	32.545 \| good	55.53 \| fine	2.791 \| good	3.227 \| good	0.181 \| good
2026-04-24T22:00:00.000Z	50 \| good	8.012 \| good	34.966 \| good	53.588 \| good	2.666 \| good	5.931 \| good	0.199 \| good
2026-04-24T23:00:00.000Z	47 \| good	6.126 \| good	27.139 \| good	50.819 \| good	2.541 \| good	8.636 \| good	0.216 \| good
2026-04-25T00:00:00.000Z	44 \| good	6.01 \| good	26.934 \| good	46.982 \| good	2.416 \| good	11.34 \| good	0.234 \| good
2026-04-25T01:00:00.000Z	37 \| good	5.794 \| good	25.279 \| good	39.563 \| good	2.184 \| good	11.014 \| good	0.228 \| good
2026-04-25T02:00:00.000Z	38 \| good	6.565 \| good	29.187 \| good	33.551 \| good	1.952 \| good	10.687 \| good	0.221 \| good
2026-04-25T03:00:00.000Z	38 \| good	6.563 \| good	29.178 \| good	32.673 \| good	1.72 \| good	10.36 \| good	0.215 \| good
2026-04-25T04:00:00.000Z	33 \| good	5.818 \| good	25.333 \| good	33.156 \| good	1.556 \| good	9.505 \| good	0.207 \| good
2026-04-25T05:00:00.000Z	31 \| good	4.534 \| good	19.65 \| good	32.708 \| good	1.392 \| good	8.651 \| good	0.199 \| good
2026-04-25T06:00:00.000Z	31 \| good	4.09 \| good	17.864 \| good	32.776 \| good	1.228 \| good	7.796 \| good	0.192 \| good
2026-04-25T07:00:00.000Z	29 \| good	4.057 \| good	17.72 \| good	31.115 \| good	1.164 \| good	6.622 \| good	0.179 \| good
2026-04-25T08:00:00.000Z	27 \| good	4.271 \| good	18.571 \| good	29.057 \| good	1.1 \| good	5.447 \| good	0.166 \| good
2026-04-25T09:00:00.000Z	23 \| good	3.088 \| good	13.046 \| good	24.805 \| good	1.035 \| good	4.273 \| good	0.152 \| good
2026-04-25T10:00:00.000Z	22 \| good	3.564 \| good	15.615 \| good	19.367 \| good	1.02 \| good	4.049 \| good	0.152 \| good
2026-04-25T11:00:00.000Z	23 \| good	3.647 \| good	15.902 \| good	24.577 \| good	1.005 \| good	3.824 \| good	0.151 \| good
2026-04-25T12:00:00.000Z	28 \| good	4.538 \| good	19.715 \| good	30.362 \| good	0.989 \| good	3.6 \| good	0.15 \| good
2026-04-25T13:00:00.000Z	33 \| good	5.565 \| good	24.426 \| good	34.628 \| good	1.035 \| good	3.137 \| good	0.15 \| good
2026-04-25T14:00:00.000Z	49 \| good	8.947 \| good	39.385 \| good	35.294 \| good	1.08 \| good	2.674 \| good	0.151 \| good
2026-04-25T15:00:00.000Z	52 \| moderate	9.766 \| good	43.474 \| good	33.979 \| good	1.125 \| good	2.211 \| good	0.151 \| good
2026-04-25T16:00:00.000Z	52 \| moderate	9.939 \| good	44.16 \| good	45.363 \| good	1.091 \| good	1.875 \| good	0.149 \| good
2026-04-25T17:00:00.000Z	51 \| moderate	7.105 \| good	31.467 \| good	54.64 \| good	1.057 \| good	1.54 \| good	0.147 \| good
2026-04-25T18:00:00.000Z	51 \| moderate	6.537 \| good	29.057 \| good	54.652 \| good	1.022 \| good	1.204 \| good	0.145 \| good
2026-04-25T19:00:00.000Z	61 \| moderate	7.608 \| good	33.556 \| good	57.584 \| fine	0.966 \| good	1.387 \| good	0.145 \| good
2026-04-25T20:00:00.000Z	58 \| moderate	8.605 \| good	37.885 \| good	57.475 \| fine	0.91 \| good	1.57 \| good	0.145 \| good
2026-04-25T21:00:00.000Z	61 \| moderate	6.778 \| good	30.115 \| good	57.694 \| fine	0.854 \| good	1.754 \| good	0.145 \| good
2026-04-25T22:00:00.000Z	50 \| good	6.093 \| good	26.526 \| good	53.935 \| good	0.856 \| good	2.818 \| good	0.152 \| good
2026-04-25T23:00:00.000Z	43 \| good	5.632 \| good	24.065 \| good	45.776 \| good	0.857 \| good	3.883 \| good	0.158 \| good
2026-04-26T00:00:00.000Z	56 \| moderate	12.266 \| fine	13.958 \| good	47.502 \| good	0.848 \| good	4.847 \| good	0.164 \| good
2026-04-26T01:00:00.000Z	30 \| good	5.134 \| good	22.324 \| good	32.293 \| good	0.849 \| good	4.722 \| good	0.163 \| good
2026-04-26T02:00:00.000Z	26 \| good	4.189 \| good	18.627 \| good	27.996 \| good	0.84 \| good	4.497 \| good	0.161 \| good
2026-04-26T03:00:00.000Z	23 \| good	2.926 \| good	12.155 \| good	24.743 \| good	0.831 \| good	4.272 \| good	0.159 \| good

Adelphi

Get reliable air quality data to drive your business

Adelphi, Maryland air quality map: Stay updated on AQI near you

0.34ppm

How accurate is Maryland, USA air quality data?

Air quality and pollutant data for Maryland, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

Air quality levels in US

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

View Polluted Cities

Check live rankings of places in the USA with the cleanest air.

View Clean Cities

Frequently asked questions

How often is air quality information updated for Adelphi, Maryland?

The air quality information for Adelphi, Maryland is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Adelphi, Maryland at its worst?

In the past 24 hours, the air quality in Adelphi, Maryland was at its worst at 10:00:00 on 2026-04-23.

When did Adelphi, Maryland experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Adelphi, Maryland was observed at 04:00:00 on 2026-04-23.

What is the AQI in Adelphi, Maryland right now?

As of now, the AQI in Adelphi, Maryland is 54, indicating Moderate conditions.

What is the most common type of pollution in Adelphi, Maryland?

Adelphi, Maryland air has the highest levels of PM2.5.

What should I do in case of poor air quality in Adelphi, Maryland?

Poor air quality in Adelphi, Maryland means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Adelphi, Maryland at the moment?

PM_2.5 levels in Adelphi, Maryland are currently 11.297 μg/m³.

What is the PM₁₀ level in Adelphi, Maryland at the moment?

The PM₁₀ concentration in Adelphi, Maryland is 50.091 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Adelphi, Maryland at the moment?

The current carbon monoxide (CO) concentration in Adelphi, Maryland is 0.304 ppm.

What is the sulfur dioxide (SO₂) level in Adelphi, Maryland at the moment?

Currently, Adelphi, Maryland has a sulfur dioxide (SO₂) concentration of 2.438 ppb.

What is the ozone (O₃) level in Adelphi, Maryland at the moment?

The current ozone (O₃) level in Adelphi, Maryland at the moment is 24.118 ppm.

What is the nitrogen dioxide (NO₂) level in Adelphi, Maryland at the moment?

Nitrogen dioxide (NO₂) level in Adelphi, Maryland at the moment is 17.099 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions

Refund Policy

Terms & Conditions

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-04-22T04:00:00.000Z	41 \| good	3.035 \| good	12.242 \| good	43.588 \| good	0.397 \| good	5.572 \| good	0.208 \| good
2026-04-22T05:00:00.000Z	38 \| good	4.005 \| good	16.037 \| good	40.878 \| good	0.366 \| good	5.852 \| good	0.208 \| good
2026-04-22T06:00:00.000Z	38 \| good	3.936 \| good	16.841 \| good	41.366 \| good	0.358 \| good	7.125 \| good	0.175 \| good
2026-04-22T07:00:00.000Z	39 \| good	4.159 \| good	18.88 \| good	42.087 \| good	0.393 \| good	3.502 \| good	0.138 \| good
2026-04-22T08:00:00.000Z	39 \| good	4.104 \| good	17.272 \| good	42.02 \| good	0.359 \| good	4.419 \| good	0.142 \| good
2026-04-22T09:00:00.000Z	39 \| good	4.36 \| good	16.894 \| good	41.781 \| good	0.387 \| good	5.937 \| good	0.175 \| good
2026-04-22T10:00:00.000Z	40 \| good	4.713 \| good	20.335 \| good	42.963 \| good	0.352 \| good	5.044 \| good	0.208 \| good
2026-04-22T11:00:00.000Z	40 \| good	4.403 \| good	19.511 \| good	42.856 \| good	0.347 \| good	6.464 \| good	0.208 \| good
2026-04-22T12:00:00.000Z	38 \| good	5.184 \| good	22.146 \| good	41.154 \| good	0.443 \| good	7.797 \| good	0.217 \| good
2026-04-22T13:00:00.000Z	36 \| good	4.532 \| good	19.638 \| good	39.195 \| good	0.685 \| good	10.17 \| good	0.184 \| good
2026-04-22T14:00:00.000Z	35 \| good	4.759 \| good	20.374 \| good	38.037 \| good	1.023 \| good	12.609 \| good	0.247 \| good
2026-04-22T15:00:00.000Z	34 \| good	5.506 \| good	25.239 \| good	37.27 \| good	0.884 \| good	11.085 \| good	0.238 \| good
2026-04-22T16:00:00.000Z	49 \| good	9.267 \| good	37.629 \| good	36.29 \| good	0.608 \| good	11.423 \| good	0.247 \| good
2026-04-22T17:00:00.000Z	49 \| good	9.441 \| good	37.575 \| good	34.166 \| good	0.511 \| good	13.069 \| good	0.242 \| good
2026-04-22T18:00:00.000Z	44 \| good	7.672 \| good	32.571 \| good	35.414 \| good	0.695 \| good	15.511 \| good	0.346 \| good
2026-04-22T19:00:00.000Z	39 \| good	7.411 \| good	33.788 \| good	42.115 \| good	0.741 \| good	11.923 \| good	0.242 \| good
2026-04-22T20:00:00.000Z	41 \| good	7.375 \| good	31.445 \| good	43.818 \| good	0.696 \| good	9.464 \| good	0.225 \| good
2026-04-22T21:00:00.000Z	44 \| good	7.575 \| good	31.632 \| good	47.626 \| good	0.524 \| good	6.308 \| good	0.225 \| good
2026-04-22T22:00:00.000Z	46 \| good	8.299 \| good	38.533 \| good	50.126 \| good	0.549 \| good	5.005 \| good	0.225 \| good
2026-04-22T23:00:00.000Z	49 \| good	8.028 \| good	36.67 \| good	53.059 \| good	0.568 \| good	5.111 \| good	0.229 \| good
2026-04-23T00:00:00.000Z	46 \| good	8.14 \| good	37.075 \| good	50.185 \| good	0.518 \| good	7.177 \| good	0.262 \| good
2026-04-23T01:00:00.000Z	44 \| good	8.101 \| good	36.461 \| good	47.234 \| good	0.438 \| good	10.103 \| good	0.342 \| good
2026-04-23T02:00:00.000Z	49 \| good	9.231 \| good	40.295 \| good	40.091 \| good	0.396 \| good	14.541 \| good	0.413 \| good
2026-04-23T03:00:00.000Z	52 \| moderate	9.523 \| good	37.857 \| good	35.388 \| good	0.403 \| good	17.982 \| good	0.454 \| good
2026-04-23T04:00:00.000Z	54 \| moderate	10.935 \| good	43.445 \| good	30.799 \| good	0.412 \| good	18.564 \| good	0.461 \| good
2026-04-23T05:00:00.000Z	52 \| moderate	10.292 \| good	45.301 \| good	23.983 \| good	0.413 \| good	22.185 \| good	0.496 \| good
2026-04-23T06:00:00.000Z	52 \| moderate	9.796 \| good	41.013 \| good	21.654 \| good	0.358 \| good	14.786 \| good	0.454 \| good
2026-04-23T07:00:00.000Z	52 \| moderate	9.727 \| good	37.461 \| good	28.238 \| good	0.385 \| good	12.128 \| good	0.267 \| good
2026-04-23T08:00:00.000Z	49 \| good	9.429 \| good	42.651 \| good	31.255 \| good	0.354 \| good	5.959 \| good	0.149 \| good
2026-04-23T09:00:00.000Z	49 \| good	9.035 \| good	38.165 \| good	32.271 \| good	0.352 \| good	6.27 \| good	0.182 \| good
2026-04-23T10:00:00.000Z	49 \| good	9.153 \| good	38.488 \| good	28.725 \| good	0.338 \| good	10.104 \| good	0.357 \| good
2026-04-23T11:00:00.000Z	49 \| good	8.95 \| good	36.511 \| good	30.111 \| good	0.353 \| good	12.465 \| good	0.394 \| good
2026-04-23T12:00:00.000Z	52 \| moderate	9.826 \| good	48.284 \| good	30.244 \| good	0.384 \| good	15.181 \| good	0.461 \| good
2026-04-23T13:00:00.000Z	52 \| moderate	9.535 \| good	36.595 \| good	27.16 \| good	0.488 \| good	18.438 \| good	0.431 \| good
2026-04-23T14:00:00.000Z	54 \| moderate	11.227 \| good	50.017 \| good	28.349 \| good	0.587 \| good	17.088 \| good	0.403 \| good
2026-04-23T15:00:00.000Z	56 \| moderate	11.539 \| good	52.626 \| good	33.589 \| good	0.641 \| good	14.311 \| good	0.309 \| good
2026-04-23T16:00:00.000Z	44 \| good	8.3 \| good	34.487 \| good	45.128 \| good	0.694 \| good	6.124 \| good	0.22 \| good
2026-04-23T17:00:00.000Z	49 \| good	9.349 \| good	37.502 \| good	49.963 \| good	0.791 \| good	4.219 \| good	0.187 \| good
2026-04-23T18:00:00.000Z	52 \| moderate	10.14 \| good	42.895 \| good	54.888 \| good	0.701 \| good	2.841 \| good	0.187 \| good
2026-04-23T19:00:00.000Z	67 \| moderate	10.242 \| good	44.539 \| good	59.559 \| fine	0.733 \| good	2.932 \| good	0.187 \| good
2026-04-23T20:00:00.000Z	74 \| moderate	9.534 \| good	43.465 \| good	61.569 \| fine	0.585 \| good	4.67 \| good	0.176 \| good
2026-04-23T21:00:00.000Z	67 \| moderate	8.684 \| good	39.075 \| good	60.049 \| fine	0.683 \| good	2.391 \| good	0.176 \| good
2026-04-23T22:00:00.000Z	74 \| moderate	7.477 \| good	34.657 \| good	61.733 \| fine	0.561 \| good	1.936 \| good	0.149 \| good
2026-04-23T23:00:00.000Z	71 \| moderate	7.886 \| good	30.682 \| good	60.578 \| fine	0.571 \| good	1.847 \| good	0.149 \| good
2026-04-24T00:00:00.000Z	71 \| moderate	7.382 \| good	32.05 \| good	60.944 \| fine	0.616 \| good	2.118 \| good	0.149 \| good
2026-04-24T01:00:00.000Z	64 \| moderate	7.414 \| good	33.566 \| good	58.742 \| fine	0.649 \| good	3.611 \| good	0.214 \| good
2026-04-24T02:00:00.000Z	50 \| good	8.268 \| good	36.724 \| good	54.299 \| good	0.559 \| good	9.175 \| good	0.346 \| good
2026-04-24T03:00:00.000Z	54 \| moderate	11.297 \| good	50.091 \| good	24.118 \| good	2.438 \| good	17.099 \| good	0.304 \| good
2026-04-24T03:00:00.000Z	54 \| moderate	11.297 \| good	50.091 \| good	24.118 \| good	2.438 \| good	17.099 \| good	0.304 \| good
2026-04-24T04:00:00.000Z	56 \| moderate	12.369 \| fine	55.676 \| fine	23.394 \| good	2.457 \| good	17.597 \| good	0.322 \| good
2026-04-24T05:00:00.000Z	56 \| moderate	11.953 \| good	53.33 \| good	20.608 \| good	2.618 \| good	15.126 \| good	0.302 \| good
2026-04-24T06:00:00.000Z	54 \| moderate	11.48 \| good	50.851 \| good	15.988 \| good	2.778 \| good	12.656 \| good	0.283 \| good
2026-04-24T07:00:00.000Z	49 \| good	9.271 \| good	40.92 \| good	12.313 \| good	2.578 \| good	11.528 \| good	0.268 \| good
2026-04-24T08:00:00.000Z	38 \| good	7.463 \| good	32.685 \| good	9.653 \| good	2.378 \| good	10.4 \| good	0.253 \| good
2026-04-24T09:00:00.000Z	27 \| good	5.328 \| good	23.024 \| good	9.263 \| good	2.177 \| good	9.272 \| good	0.238 \| good
2026-04-24T10:00:00.000Z	27 \| good	5.397 \| good	23.377 \| good	7.501 \| good	2.095 \| good	9.205 \| good	0.232 \| good
2026-04-24T11:00:00.000Z	22 \| good	3.599 \| good	15.711 \| good	13.549 \| good	2.012 \| good	9.139 \| good	0.227 \| good
2026-04-24T12:00:00.000Z	27 \| good	4.884 \| good	21.354 \| good	21.671 \| good	1.929 \| good	9.073 \| good	0.222 \| good
2026-04-24T13:00:00.000Z	28 \| good	4.357 \| good	18.998 \| good	30.043 \| good	2.081 \| good	7.915 \| good	0.21 \| good
2026-04-24T14:00:00.000Z	38 \| good	7.402 \| good	32.695 \| good	33.426 \| good	2.233 \| good	6.757 \| good	0.198 \| good
2026-04-24T15:00:00.000Z	44 \| good	8.07 \| good	35.354 \| good	35.53 \| good	2.385 \| good	5.599 \| good	0.186 \| good
2026-04-24T16:00:00.000Z	49 \| good	9.207 \| good	40.742 \| good	48.877 \| good	2.529 \| good	4.789 \| good	0.183 \| good
2026-04-24T17:00:00.000Z	64 \| moderate	8.329 \| good	36.715 \| good	59.113 \| fine	2.673 \| good	3.979 \| good	0.179 \| good
2026-04-24T18:00:00.000Z	74 \| moderate	8.767 \| good	38.589 \| good	62.255 \| fine	2.816 \| good	3.169 \| good	0.176 \| good
2026-04-24T19:00:00.000Z	64 \| moderate	8.207 \| good	36.042 \| good	58.853 \| fine	2.808 \| good	3.188 \| good	0.178 \| good
2026-04-24T20:00:00.000Z	51 \| moderate	7.114 \| good	31.244 \| good	54.664 \| good	2.799 \| good	3.208 \| good	0.18 \| good
2026-04-24T21:00:00.000Z	54 \| moderate	7.411 \| good	32.545 \| good	55.53 \| fine	2.791 \| good	3.227 \| good	0.181 \| good
2026-04-24T22:00:00.000Z	50 \| good	8.012 \| good	34.966 \| good	53.588 \| good	2.666 \| good	5.931 \| good	0.199 \| good
2026-04-24T23:00:00.000Z	47 \| good	6.126 \| good	27.139 \| good	50.819 \| good	2.541 \| good	8.636 \| good	0.216 \| good
2026-04-25T00:00:00.000Z	44 \| good	6.01 \| good	26.934 \| good	46.982 \| good	2.416 \| good	11.34 \| good	0.234 \| good
2026-04-25T01:00:00.000Z	37 \| good	5.794 \| good	25.279 \| good	39.563 \| good	2.184 \| good	11.014 \| good	0.228 \| good
2026-04-25T02:00:00.000Z	38 \| good	6.565 \| good	29.187 \| good	33.551 \| good	1.952 \| good	10.687 \| good	0.221 \| good
2026-04-25T03:00:00.000Z	38 \| good	6.563 \| good	29.178 \| good	32.673 \| good	1.72 \| good	10.36 \| good	0.215 \| good
2026-04-25T04:00:00.000Z	33 \| good	5.818 \| good	25.333 \| good	33.156 \| good	1.556 \| good	9.505 \| good	0.207 \| good
2026-04-25T05:00:00.000Z	31 \| good	4.534 \| good	19.65 \| good	32.708 \| good	1.392 \| good	8.651 \| good	0.199 \| good
2026-04-25T06:00:00.000Z	31 \| good	4.09 \| good	17.864 \| good	32.776 \| good	1.228 \| good	7.796 \| good	0.192 \| good
2026-04-25T07:00:00.000Z	29 \| good	4.057 \| good	17.72 \| good	31.115 \| good	1.164 \| good	6.622 \| good	0.179 \| good
2026-04-25T08:00:00.000Z	27 \| good	4.271 \| good	18.571 \| good	29.057 \| good	1.1 \| good	5.447 \| good	0.166 \| good
2026-04-25T09:00:00.000Z	23 \| good	3.088 \| good	13.046 \| good	24.805 \| good	1.035 \| good	4.273 \| good	0.152 \| good
2026-04-25T10:00:00.000Z	22 \| good	3.564 \| good	15.615 \| good	19.367 \| good	1.02 \| good	4.049 \| good	0.152 \| good
2026-04-25T11:00:00.000Z	23 \| good	3.647 \| good	15.902 \| good	24.577 \| good	1.005 \| good	3.824 \| good	0.151 \| good
2026-04-25T12:00:00.000Z	28 \| good	4.538 \| good	19.715 \| good	30.362 \| good	0.989 \| good	3.6 \| good	0.15 \| good
2026-04-25T13:00:00.000Z	33 \| good	5.565 \| good	24.426 \| good	34.628 \| good	1.035 \| good	3.137 \| good	0.15 \| good
2026-04-25T14:00:00.000Z	49 \| good	8.947 \| good	39.385 \| good	35.294 \| good	1.08 \| good	2.674 \| good	0.151 \| good
2026-04-25T15:00:00.000Z	52 \| moderate	9.766 \| good	43.474 \| good	33.979 \| good	1.125 \| good	2.211 \| good	0.151 \| good
2026-04-25T16:00:00.000Z	52 \| moderate	9.939 \| good	44.16 \| good	45.363 \| good	1.091 \| good	1.875 \| good	0.149 \| good
2026-04-25T17:00:00.000Z	51 \| moderate	7.105 \| good	31.467 \| good	54.64 \| good	1.057 \| good	1.54 \| good	0.147 \| good
2026-04-25T18:00:00.000Z	51 \| moderate	6.537 \| good	29.057 \| good	54.652 \| good	1.022 \| good	1.204 \| good	0.145 \| good
2026-04-25T19:00:00.000Z	61 \| moderate	7.608 \| good	33.556 \| good	57.584 \| fine	0.966 \| good	1.387 \| good	0.145 \| good
2026-04-25T20:00:00.000Z	58 \| moderate	8.605 \| good	37.885 \| good	57.475 \| fine	0.91 \| good	1.57 \| good	0.145 \| good
2026-04-25T21:00:00.000Z	61 \| moderate	6.778 \| good	30.115 \| good	57.694 \| fine	0.854 \| good	1.754 \| good	0.145 \| good
2026-04-25T22:00:00.000Z	50 \| good	6.093 \| good	26.526 \| good	53.935 \| good	0.856 \| good	2.818 \| good	0.152 \| good
2026-04-25T23:00:00.000Z	43 \| good	5.632 \| good	24.065 \| good	45.776 \| good	0.857 \| good	3.883 \| good	0.158 \| good
2026-04-26T00:00:00.000Z	56 \| moderate	12.266 \| fine	13.958 \| good	47.502 \| good	0.848 \| good	4.847 \| good	0.164 \| good
2026-04-26T01:00:00.000Z	30 \| good	5.134 \| good	22.324 \| good	32.293 \| good	0.849 \| good	4.722 \| good	0.163 \| good
2026-04-26T02:00:00.000Z	26 \| good	4.189 \| good	18.627 \| good	27.996 \| good	0.84 \| good	4.497 \| good	0.161 \| good
2026-04-26T03:00:00.000Z	23 \| good	2.926 \| good	12.155 \| good	24.743 \| good	0.831 \| good	4.272 \| good	0.159 \| good

Live air quality index in Adelphi, Maryland today

Major air pollutants in Adelphi, Maryland

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Adelphi, Maryland air quality forecast and history

Get reliable air quality data to drive your business

Adelphi, Maryland air quality map: Stay updated on AQI near you

Air quality in nearby cities

Langley Park, Maryland

College Park, Maryland

Takoma Park, Maryland

White Oak, Maryland

Chillum, Maryland

Silver Spring, Maryland

How accurate is Maryland, USA air quality data?

Air quality levels in US

Frequently asked questions

How often is air quality information updated for Adelphi, Maryland?

What time in the last 24 hours was the air quality in Adelphi, Maryland at its worst?

When did Adelphi, Maryland experience the best air quality in the last 24 hours?

What is the AQI in Adelphi, Maryland right now?

What is the most common type of pollution in Adelphi, Maryland?

What should I do in case of poor air quality in Adelphi, Maryland?

What is the PM2.5 level in Adelphi, Maryland at the moment?

What is the PM10 level in Adelphi, Maryland at the moment?

What is the carbon monoxide (CO) level in Adelphi, Maryland at the moment?

What is the sulfur dioxide (SO2) level in Adelphi, Maryland at the moment?

What is the ozone (O3) level in Adelphi, Maryland at the moment?

What is the nitrogen dioxide (NO2) level in Adelphi, Maryland at the moment?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in Adelphi, Maryland at the moment?

What is the PM₁₀ level in Adelphi, Maryland at the moment?

What is the sulfur dioxide (SO₂) level in Adelphi, Maryland at the moment?

What is the ozone (O₃) level in Adelphi, Maryland at the moment?

What is the nitrogen dioxide (NO₂) level in Adelphi, Maryland at the moment?