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

The PM10 concentration in Waldorf, Maryland is 60.181 μg/m3 at the moment.

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

Currently, Waldorf, Maryland has a sulfur dioxide (SO2) concentration of 0.121 ppb.

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

The current ozone (O3) level in Waldorf, Maryland at the moment is 53.586 ppm.

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

Nitrogen dioxide (NO2) level in Waldorf, Maryland at the moment is 3.02 ppb.

Live air quality index in Waldorf, Maryland today

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

Stay updated with real-time air quality in Waldorf, 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

Waldorf, Maryland

Last updated: ... (Local time)

Major air pollutants in Waldorf, Maryland

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.79 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

51.97 μg/m³

155

255

425

605+

Ozone (O₃)

27.65 ppb

201

201+

Sulfur Dioxide (SO₂)

1.21 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

14.21 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.35 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

Waldorf, Maryland

Get Live Pollen Counts

Waldorf, Maryland

Scroll To Air Quality Map

Track live Waldorf, Maryland air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T04:00:00.000Z	22 \| good	3.618 \| good	12.226 \| good	20.013 \| good	0.187 \| good	5.885 \| good	0.265 \| good
2025-07-28T05:00:00.000Z	16 \| good	2.571 \| good	10.547 \| good	10.095 \| good	0.187 \| good	5.048 \| good	0.24 \| good
2025-07-28T06:00:00.000Z	11 \| good	2.019 \| good	6.695 \| good	11.146 \| good	0.235 \| good	5.375 \| good	0.227 \| good
2025-07-28T07:00:00.000Z	22 \| good	4.048 \| good	15.979 \| good	10.17 \| good	0.246 \| good	6.46 \| good	0.212 \| good
2025-07-28T08:00:00.000Z	31 \| good	5.315 \| good	32.594 \| good	8.997 \| good	0.215 \| good	6.342 \| good	0.212 \| good
2025-07-28T09:00:00.000Z	27 \| good	4.889 \| good	19.741 \| good	14.752 \| good	0.222 \| good	3.561 \| good	0.2 \| good
2025-07-28T10:00:00.000Z	27 \| good	5.181 \| good	22.426 \| good	10.461 \| good	0.249 \| good	4.08 \| good	0.2 \| good
2025-07-28T11:00:00.000Z	33 \| good	5.7 \| good	18.432 \| good	16.947 \| good	0.325 \| good	4.601 \| good	0.206 \| good
2025-07-28T12:00:00.000Z	27 \| good	5.37 \| good	21.725 \| good	17.437 \| good	0.366 \| good	5.095 \| good	0.216 \| good
2025-07-28T13:00:00.000Z	27 \| good	4.574 \| good	22.449 \| good	21.73 \| good	0.98 \| good	5.029 \| good	0.199 \| good
2025-07-28T14:00:00.000Z	27 \| good	4.767 \| good	19.432 \| good	27.477 \| good	0.289 \| good	4.567 \| good	0.186 \| good
2025-07-28T15:00:00.000Z	33 \| good	6.151 \| good	24.17 \| good	30.103 \| good	0.227 \| good	4.208 \| good	0.225 \| good
2025-07-28T16:00:00.000Z	33 \| good	6.441 \| good	22.517 \| good	33.697 \| good	0.209 \| good	3.356 \| good	0.225 \| good
2025-07-28T17:00:00.000Z	49 \| good	8.671 \| good	39.329 \| good	31.734 \| good	0.348 \| good	2.77 \| good	0.225 \| good
2025-07-28T18:00:00.000Z	49 \| good	9.167 \| good	25.102 \| good	41.562 \| good	0.279 \| good	2.618 \| good	0.192 \| good
2025-07-28T19:00:00.000Z	42 \| good	7.449 \| good	30.624 \| good	45.103 \| good	0.186 \| good	2.251 \| good	0.166 \| good
2025-07-28T20:00:00.000Z	44 \| good	6.687 \| good	20.425 \| good	47.32 \| good	0.162 \| good	2.434 \| good	0.192 \| good
2025-07-28T21:00:00.000Z	48 \| good	6.778 \| good	24.247 \| good	51.522 \| good	0.179 \| good	2.25 \| good	0.212 \| good
2025-07-28T22:00:00.000Z	44 \| good	7.975 \| good	32.816 \| good	47.543 \| good	0.166 \| good	2.675 \| good	0.212 \| good
2025-07-28T23:00:00.000Z	44 \| good	8.019 \| good	40.757 \| good	44.721 \| good	0.135 \| good	2.64 \| good	0.212 \| good
2025-07-29T00:00:00.000Z	44 \| good	7.561 \| good	18.759 \| good	48.194 \| good	0.177 \| good	2.779 \| good	0.238 \| good
2025-07-29T01:00:00.000Z	49 \| good	9.3 \| good	24.196 \| good	46.01 \| good	0.139 \| good	3.891 \| good	0.22 \| good
2025-07-29T02:00:00.000Z	44 \| good	7.679 \| good	20.57 \| good	40.761 \| good	0.131 \| good	7.335 \| good	0.253 \| good
2025-07-29T03:00:00.000Z	38 \| good	7.074 \| good	24.508 \| good	25.75 \| good	0.18 \| good	9.181 \| good	0.337 \| good
2025-07-29T04:00:00.000Z	44 \| good	8.186 \| good	20.558 \| good	26.37 \| good	0.172 \| good	9.792 \| good	0.337 \| good
2025-07-29T05:00:00.000Z	44 \| good	8.42 \| good	32.45 \| good	19.362 \| good	0.173 \| good	9.554 \| good	0.388 \| good
2025-07-29T06:00:00.000Z	49 \| good	9.355 \| good	43.21 \| good	19.973 \| good	0.131 \| good	14.047 \| good	0.384 \| good
2025-07-29T07:00:00.000Z	52 \| moderate	9.732 \| good	36.912 \| good	25.894 \| good	0.171 \| good	15.95 \| good	0.409 \| good
2025-07-29T08:00:00.000Z	49 \| good	8.891 \| good	27.155 \| good	17.615 \| good	0.235 \| good	12.684 \| good	0.409 \| good
2025-07-29T09:00:00.000Z	49 \| good	9.183 \| good	33.414 \| good	12.905 \| good	0.17 \| good	11.864 \| good	0.384 \| good
2025-07-29T10:00:00.000Z	49 \| good	9.226 \| good	37.043 \| good	13.256 \| good	0.224 \| good	14.487 \| good	0.414 \| good
2025-07-29T11:00:00.000Z	54 \| moderate	10.691 \| good	47.204 \| good	11.4 \| good	0.221 \| good	13.714 \| good	0.401 \| good
2025-07-29T12:00:00.000Z	44 \| good	8.082 \| good	30.916 \| good	9.931 \| good	0.126 \| good	13.766 \| good	0.376 \| good
2025-07-29T13:00:00.000Z	52 \| moderate	10.097 \| good	49.99 \| good	12.97 \| good	0.126 \| good	13.175 \| good	0.403 \| good
2025-07-29T14:00:00.000Z	49 \| good	9.206 \| good	33.309 \| good	9.099 \| good	0.157 \| good	12.845 \| good	0.414 \| good
2025-07-29T15:00:00.000Z	44 \| good	8.388 \| good	39.414 \| good	25.481 \| good	0.214 \| good	8.946 \| good	0.305 \| good
2025-07-29T16:00:00.000Z	52 \| moderate	9.569 \| good	39.699 \| good	37.04 \| good	0.286 \| good	4.844 \| good	0.24 \| good
2025-07-29T17:00:00.000Z	52 \| moderate	9.756 \| good	29.635 \| good	49.762 \| good	0.297 \| good	4.337 \| good	0.225 \| good
2025-07-29T18:00:00.000Z	52 \| moderate	10.163 \| good	25.842 \| good	48.386 \| good	0.255 \| good	5.32 \| good	0.266 \| good
2025-07-29T19:00:00.000Z	52 \| moderate	9.72 \| good	34.252 \| good	52.385 \| good	0.261 \| good	4.178 \| good	0.253 \| good
2025-07-29T20:00:00.000Z	80 \| moderate	12.26 \| fine	49.279 \| good	63.974 \| fine	0.216 \| good	3.949 \| good	0.238 \| good
2025-07-29T21:00:00.000Z	119 \| sensitive	13.49 \| fine	62.382 \| fine	76.072 \| moderate	0.162 \| good	3.714 \| good	0.225 \| good
2025-07-29T22:00:00.000Z	74 \| moderate	10.633 \| good	34.186 \| good	61.966 \| fine	0.141 \| good	3.826 \| good	0.301 \| good
2025-07-29T23:00:00.000Z	60 \| moderate	13.929 \| fine	60.181 \| fine	53.586 \| good	0.121 \| good	3.02 \| good	0.301 \| good
2025-07-30T00:00:00.000Z	49 \| good	9.427 \| good	28.198 \| good	39.763 \| good	0.237 \| good	6.038 \| good	0.317 \| good
2025-07-30T01:00:00.000Z	52 \| moderate	10.15 \| good	42.702 \| good	48.99 \| good	0.126 \| good	9.105 \| good	0.389 \| good
2025-07-30T02:00:00.000Z	54 \| moderate	10.77 \| good	35.831 \| good	45.422 \| good	0.144 \| good	14.199 \| good	0.364 \| good
2025-07-30T03:00:00.000Z	56 \| moderate	11.789 \| good	51.968 \| good	27.648 \| good	1.214 \| good	14.212 \| good	0.349 \| good
2025-07-30T03:00:00.000Z	56 \| moderate	11.789 \| good	51.968 \| good	27.648 \| good	1.214 \| good	14.212 \| good	0.349 \| good
2025-07-30T01:00:00.000Z	52 \| moderate	9.636 \| good	42.853 \| good	30.081 \| good	1.235 \| good	10.933 \| good	0.307 \| good
2025-07-30T02:00:00.000Z	52 \| moderate	10.346 \| good	45.803 \| good	30.356 \| good	1.195 \| good	12.591 \| good	0.329 \| good
2025-07-30T03:00:00.000Z	54 \| moderate	10.795 \| good	47.9 \| good	27.74 \| good	1.154 \| good	14.249 \| good	0.351 \| good
2025-07-30T04:00:00.000Z	52 \| moderate	10.357 \| good	45.949 \| good	23.572 \| good	1.192 \| good	11.704 \| good	0.33 \| good
2025-07-30T05:00:00.000Z	52 \| moderate	10.338 \| good	45.884 \| good	20.845 \| good	1.229 \| good	9.159 \| good	0.309 \| good
2025-07-30T06:00:00.000Z	54 \| moderate	10.723 \| good	48 \| good	18.329 \| good	1.266 \| good	6.614 \| good	0.288 \| good
2025-07-30T07:00:00.000Z	54 \| moderate	10.576 \| good	46.912 \| good	18.788 \| good	1.338 \| good	6.195 \| good	0.282 \| good
2025-07-30T08:00:00.000Z	54 \| moderate	11.38 \| good	50.166 \| good	19.534 \| good	1.41 \| good	5.777 \| good	0.276 \| good
2025-07-30T09:00:00.000Z	60 \| moderate	13.878 \| fine	62.428 \| fine	21.151 \| good	1.482 \| good	5.359 \| good	0.27 \| good
2025-07-30T10:00:00.000Z	56 \| moderate	11.952 \| good	53.438 \| good	18.927 \| good	1.508 \| good	5.321 \| good	0.276 \| good
2025-07-30T11:00:00.000Z	56 \| moderate	11.907 \| good	53.31 \| good	18.429 \| good	1.534 \| good	5.284 \| good	0.282 \| good
2025-07-30T12:00:00.000Z	58 \| moderate	13.221 \| fine	59.895 \| fine	26.652 \| good	1.56 \| good	5.246 \| good	0.289 \| good
2025-07-30T13:00:00.000Z	58 \| moderate	13.164 \| fine	59.163 \| fine	35.972 \| good	1.715 \| good	4.211 \| good	0.271 \| good
2025-07-30T14:00:00.000Z	58 \| moderate	13.187 \| fine	59.19 \| fine	43.537 \| good	1.87 \| good	3.176 \| good	0.254 \| good
2025-07-30T15:00:00.000Z	56 \| moderate	12.243 \| fine	55.09 \| fine	46.452 \| good	2.025 \| good	2.141 \| good	0.237 \| good
2025-07-30T16:00:00.000Z	54 \| moderate	10.973 \| good	48.608 \| good	44.54 \| good	1.789 \| good	1.839 \| good	0.223 \| good
2025-07-30T17:00:00.000Z	52 \| moderate	10.275 \| good	45.774 \| good	42.998 \| good	1.554 \| good	1.538 \| good	0.21 \| good
2025-07-30T18:00:00.000Z	49 \| good	9.275 \| good	41.768 \| good	40.507 \| good	1.318 \| good	1.237 \| good	0.197 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	9.548 \| good	42.734 \| good	40.887 \| good	1.229 \| good	1.295 \| good	0.194 \| good
2025-07-30T20:00:00.000Z	49 \| good	9.192 \| good	41.148 \| good	38.289 \| good	1.14 \| good	1.354 \| good	0.192 \| good
2025-07-30T21:00:00.000Z	49 \| good	9.436 \| good	42.39 \| good	38.578 \| good	1.051 \| good	1.413 \| good	0.189 \| good
2025-07-30T22:00:00.000Z	52 \| moderate	10.36 \| good	45.782 \| good	36.114 \| good	1.003 \| good	2.793 \| good	0.204 \| good
2025-07-30T23:00:00.000Z	54 \| moderate	11.157 \| good	49.364 \| good	36.271 \| good	0.955 \| good	4.174 \| good	0.218 \| good
2025-07-31T00:00:00.000Z	54 \| moderate	11.157 \| good	49.166 \| good	35.446 \| good	0.908 \| good	5.554 \| good	0.232 \| good
2025-07-31T01:00:00.000Z	58 \| moderate	13.011 \| fine	58.731 \| fine	32.228 \| good	0.883 \| good	5.577 \| good	0.231 \| good
2025-07-31T02:00:00.000Z	58 \| moderate	13.397 \| fine	60.316 \| fine	32.645 \| good	0.858 \| good	5.6 \| good	0.231 \| good
2025-07-31T03:00:00.000Z	60 \| moderate	14.032 \| fine	63.068 \| fine	34.979 \| good	0.833 \| good	5.623 \| good	0.23 \| good
2025-07-31T04:00:00.000Z	58 \| moderate	13.466 \| fine	61 \| fine	32.627 \| good	0.805 \| good	4.81 \| good	0.217 \| good
2025-07-31T05:00:00.000Z	60 \| moderate	14.294 \| fine	64.076 \| fine	26.677 \| good	0.778 \| good	3.997 \| good	0.204 \| good
2025-07-31T06:00:00.000Z	62 \| moderate	14.703 \| fine	65.974 \| fine	22.682 \| good	0.75 \| good	3.184 \| good	0.191 \| good
2025-07-31T07:00:00.000Z	60 \| moderate	14.123 \| fine	63.2 \| fine	21.251 \| good	0.796 \| good	3.143 \| good	0.188 \| good
2025-07-31T08:00:00.000Z	60 \| moderate	14.157 \| fine	63.17 \| fine	19.057 \| good	0.841 \| good	3.102 \| good	0.185 \| good
2025-07-31T09:00:00.000Z	58 \| moderate	13.038 \| fine	58.628 \| fine	14.532 \| good	0.887 \| good	3.061 \| good	0.181 \| good
2025-07-31T10:00:00.000Z	52 \| moderate	9.787 \| good	43.444 \| good	15.25 \| good	0.955 \| good	3.249 \| good	0.191 \| good
2025-07-31T11:00:00.000Z	49 \| good	9.136 \| good	40.788 \| good	15.894 \| good	1.024 \| good	3.437 \| good	0.201 \| good
2025-07-31T12:00:00.000Z	54 \| moderate	10.852 \| good	48.212 \| good	20.875 \| good	1.092 \| good	3.625 \| good	0.211 \| good
2025-07-31T13:00:00.000Z	56 \| moderate	12.033 \| good	53.48 \| good	29.423 \| good	1.465 \| good	3.112 \| good	0.217 \| good
2025-07-31T14:00:00.000Z	58 \| moderate	12.767 \| fine	57.519 \| fine	38.946 \| good	1.838 \| good	2.6 \| good	0.223 \| good
2025-07-31T15:00:00.000Z	58 \| moderate	12.505 \| fine	55.787 \| fine	46.108 \| good	2.211 \| good	2.087 \| good	0.229 \| good
2025-07-31T16:00:00.000Z	56 \| moderate	11.575 \| good	51.735 \| good	50.445 \| good	1.866 \| good	1.757 \| good	0.214 \| good
2025-07-31T17:00:00.000Z	64 \| moderate	13.731 \| fine	61.265 \| fine	58.682 \| fine	1.52 \| good	1.426 \| good	0.199 \| good
2025-07-31T18:00:00.000Z	80 \| moderate	13.289 \| fine	59.664 \| fine	63.579 \| fine	1.175 \| good	1.096 \| good	0.184 \| good
2025-07-31T19:00:00.000Z	54 \| moderate	11.245 \| good	49.771 \| good	55.32 \| fine	1.087 \| good	1.364 \| good	0.184 \| good
2025-07-31T20:00:00.000Z	43 \| good	7.358 \| good	32.623 \| good	46.124 \| good	0.999 \| good	1.631 \| good	0.183 \| good
2025-07-31T21:00:00.000Z	38 \| good	6.51 \| good	29.05 \| good	38.865 \| good	0.911 \| good	1.899 \| good	0.183 \| good
2025-07-31T22:00:00.000Z	38 \| good	7.342 \| good	32.308 \| good	34.85 \| good	0.954 \| good	3.398 \| good	0.199 \| good
2025-07-31T23:00:00.000Z	33 \| good	5.618 \| good	24.333 \| good	32.839 \| good	0.997 \| good	4.896 \| good	0.216 \| good
2025-08-01T00:00:00.000Z	64 \| moderate	13.034 \| fine	13.682 \| good	58.844 \| fine	1.04 \| good	6.389 \| good	0.232 \| good

Waldorf

Get reliable air quality data to drive your business

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

0.31ppm

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

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Frequently asked questions

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

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

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

In the past 24 hours, the air quality in Waldorf, Maryland was at its worst at 09:00:00 on 2025-07-29.

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

In the last 24 hours, the best air quality in Waldorf, Maryland was observed at 03:00:00 on 2025-07-29.

What is the AQI in Waldorf, Maryland right now?

As of now, the AQI in Waldorf, Maryland is 60, indicating Moderate conditions.

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

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

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

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

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

PM_2.5 levels in Waldorf, Maryland are currently 13.929 μg/m³.

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

The PM₁₀ concentration in Waldorf, Maryland is 60.181 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Waldorf, Maryland is 0.301 ppm.

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

Currently, Waldorf, Maryland has a sulfur dioxide (SO₂) concentration of 0.121 ppb.

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

The current ozone (O₃) level in Waldorf, Maryland at the moment is 53.586 ppm.

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

Nitrogen dioxide (NO₂) level in Waldorf, Maryland at the moment is 3.02 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-28T04:00:00.000Z	22 \| good	3.618 \| good	12.226 \| good	20.013 \| good	0.187 \| good	5.885 \| good	0.265 \| good
2025-07-28T05:00:00.000Z	16 \| good	2.571 \| good	10.547 \| good	10.095 \| good	0.187 \| good	5.048 \| good	0.24 \| good
2025-07-28T06:00:00.000Z	11 \| good	2.019 \| good	6.695 \| good	11.146 \| good	0.235 \| good	5.375 \| good	0.227 \| good
2025-07-28T07:00:00.000Z	22 \| good	4.048 \| good	15.979 \| good	10.17 \| good	0.246 \| good	6.46 \| good	0.212 \| good
2025-07-28T08:00:00.000Z	31 \| good	5.315 \| good	32.594 \| good	8.997 \| good	0.215 \| good	6.342 \| good	0.212 \| good
2025-07-28T09:00:00.000Z	27 \| good	4.889 \| good	19.741 \| good	14.752 \| good	0.222 \| good	3.561 \| good	0.2 \| good
2025-07-28T10:00:00.000Z	27 \| good	5.181 \| good	22.426 \| good	10.461 \| good	0.249 \| good	4.08 \| good	0.2 \| good
2025-07-28T11:00:00.000Z	33 \| good	5.7 \| good	18.432 \| good	16.947 \| good	0.325 \| good	4.601 \| good	0.206 \| good
2025-07-28T12:00:00.000Z	27 \| good	5.37 \| good	21.725 \| good	17.437 \| good	0.366 \| good	5.095 \| good	0.216 \| good
2025-07-28T13:00:00.000Z	27 \| good	4.574 \| good	22.449 \| good	21.73 \| good	0.98 \| good	5.029 \| good	0.199 \| good
2025-07-28T14:00:00.000Z	27 \| good	4.767 \| good	19.432 \| good	27.477 \| good	0.289 \| good	4.567 \| good	0.186 \| good
2025-07-28T15:00:00.000Z	33 \| good	6.151 \| good	24.17 \| good	30.103 \| good	0.227 \| good	4.208 \| good	0.225 \| good
2025-07-28T16:00:00.000Z	33 \| good	6.441 \| good	22.517 \| good	33.697 \| good	0.209 \| good	3.356 \| good	0.225 \| good
2025-07-28T17:00:00.000Z	49 \| good	8.671 \| good	39.329 \| good	31.734 \| good	0.348 \| good	2.77 \| good	0.225 \| good
2025-07-28T18:00:00.000Z	49 \| good	9.167 \| good	25.102 \| good	41.562 \| good	0.279 \| good	2.618 \| good	0.192 \| good
2025-07-28T19:00:00.000Z	42 \| good	7.449 \| good	30.624 \| good	45.103 \| good	0.186 \| good	2.251 \| good	0.166 \| good
2025-07-28T20:00:00.000Z	44 \| good	6.687 \| good	20.425 \| good	47.32 \| good	0.162 \| good	2.434 \| good	0.192 \| good
2025-07-28T21:00:00.000Z	48 \| good	6.778 \| good	24.247 \| good	51.522 \| good	0.179 \| good	2.25 \| good	0.212 \| good
2025-07-28T22:00:00.000Z	44 \| good	7.975 \| good	32.816 \| good	47.543 \| good	0.166 \| good	2.675 \| good	0.212 \| good
2025-07-28T23:00:00.000Z	44 \| good	8.019 \| good	40.757 \| good	44.721 \| good	0.135 \| good	2.64 \| good	0.212 \| good
2025-07-29T00:00:00.000Z	44 \| good	7.561 \| good	18.759 \| good	48.194 \| good	0.177 \| good	2.779 \| good	0.238 \| good
2025-07-29T01:00:00.000Z	49 \| good	9.3 \| good	24.196 \| good	46.01 \| good	0.139 \| good	3.891 \| good	0.22 \| good
2025-07-29T02:00:00.000Z	44 \| good	7.679 \| good	20.57 \| good	40.761 \| good	0.131 \| good	7.335 \| good	0.253 \| good
2025-07-29T03:00:00.000Z	38 \| good	7.074 \| good	24.508 \| good	25.75 \| good	0.18 \| good	9.181 \| good	0.337 \| good
2025-07-29T04:00:00.000Z	44 \| good	8.186 \| good	20.558 \| good	26.37 \| good	0.172 \| good	9.792 \| good	0.337 \| good
2025-07-29T05:00:00.000Z	44 \| good	8.42 \| good	32.45 \| good	19.362 \| good	0.173 \| good	9.554 \| good	0.388 \| good
2025-07-29T06:00:00.000Z	49 \| good	9.355 \| good	43.21 \| good	19.973 \| good	0.131 \| good	14.047 \| good	0.384 \| good
2025-07-29T07:00:00.000Z	52 \| moderate	9.732 \| good	36.912 \| good	25.894 \| good	0.171 \| good	15.95 \| good	0.409 \| good
2025-07-29T08:00:00.000Z	49 \| good	8.891 \| good	27.155 \| good	17.615 \| good	0.235 \| good	12.684 \| good	0.409 \| good
2025-07-29T09:00:00.000Z	49 \| good	9.183 \| good	33.414 \| good	12.905 \| good	0.17 \| good	11.864 \| good	0.384 \| good
2025-07-29T10:00:00.000Z	49 \| good	9.226 \| good	37.043 \| good	13.256 \| good	0.224 \| good	14.487 \| good	0.414 \| good
2025-07-29T11:00:00.000Z	54 \| moderate	10.691 \| good	47.204 \| good	11.4 \| good	0.221 \| good	13.714 \| good	0.401 \| good
2025-07-29T12:00:00.000Z	44 \| good	8.082 \| good	30.916 \| good	9.931 \| good	0.126 \| good	13.766 \| good	0.376 \| good
2025-07-29T13:00:00.000Z	52 \| moderate	10.097 \| good	49.99 \| good	12.97 \| good	0.126 \| good	13.175 \| good	0.403 \| good
2025-07-29T14:00:00.000Z	49 \| good	9.206 \| good	33.309 \| good	9.099 \| good	0.157 \| good	12.845 \| good	0.414 \| good
2025-07-29T15:00:00.000Z	44 \| good	8.388 \| good	39.414 \| good	25.481 \| good	0.214 \| good	8.946 \| good	0.305 \| good
2025-07-29T16:00:00.000Z	52 \| moderate	9.569 \| good	39.699 \| good	37.04 \| good	0.286 \| good	4.844 \| good	0.24 \| good
2025-07-29T17:00:00.000Z	52 \| moderate	9.756 \| good	29.635 \| good	49.762 \| good	0.297 \| good	4.337 \| good	0.225 \| good
2025-07-29T18:00:00.000Z	52 \| moderate	10.163 \| good	25.842 \| good	48.386 \| good	0.255 \| good	5.32 \| good	0.266 \| good
2025-07-29T19:00:00.000Z	52 \| moderate	9.72 \| good	34.252 \| good	52.385 \| good	0.261 \| good	4.178 \| good	0.253 \| good
2025-07-29T20:00:00.000Z	80 \| moderate	12.26 \| fine	49.279 \| good	63.974 \| fine	0.216 \| good	3.949 \| good	0.238 \| good
2025-07-29T21:00:00.000Z	119 \| sensitive	13.49 \| fine	62.382 \| fine	76.072 \| moderate	0.162 \| good	3.714 \| good	0.225 \| good
2025-07-29T22:00:00.000Z	74 \| moderate	10.633 \| good	34.186 \| good	61.966 \| fine	0.141 \| good	3.826 \| good	0.301 \| good
2025-07-29T23:00:00.000Z	60 \| moderate	13.929 \| fine	60.181 \| fine	53.586 \| good	0.121 \| good	3.02 \| good	0.301 \| good
2025-07-30T00:00:00.000Z	49 \| good	9.427 \| good	28.198 \| good	39.763 \| good	0.237 \| good	6.038 \| good	0.317 \| good
2025-07-30T01:00:00.000Z	52 \| moderate	10.15 \| good	42.702 \| good	48.99 \| good	0.126 \| good	9.105 \| good	0.389 \| good
2025-07-30T02:00:00.000Z	54 \| moderate	10.77 \| good	35.831 \| good	45.422 \| good	0.144 \| good	14.199 \| good	0.364 \| good
2025-07-30T03:00:00.000Z	56 \| moderate	11.789 \| good	51.968 \| good	27.648 \| good	1.214 \| good	14.212 \| good	0.349 \| good
2025-07-30T03:00:00.000Z	56 \| moderate	11.789 \| good	51.968 \| good	27.648 \| good	1.214 \| good	14.212 \| good	0.349 \| good
2025-07-30T01:00:00.000Z	52 \| moderate	9.636 \| good	42.853 \| good	30.081 \| good	1.235 \| good	10.933 \| good	0.307 \| good
2025-07-30T02:00:00.000Z	52 \| moderate	10.346 \| good	45.803 \| good	30.356 \| good	1.195 \| good	12.591 \| good	0.329 \| good
2025-07-30T03:00:00.000Z	54 \| moderate	10.795 \| good	47.9 \| good	27.74 \| good	1.154 \| good	14.249 \| good	0.351 \| good
2025-07-30T04:00:00.000Z	52 \| moderate	10.357 \| good	45.949 \| good	23.572 \| good	1.192 \| good	11.704 \| good	0.33 \| good
2025-07-30T05:00:00.000Z	52 \| moderate	10.338 \| good	45.884 \| good	20.845 \| good	1.229 \| good	9.159 \| good	0.309 \| good
2025-07-30T06:00:00.000Z	54 \| moderate	10.723 \| good	48 \| good	18.329 \| good	1.266 \| good	6.614 \| good	0.288 \| good
2025-07-30T07:00:00.000Z	54 \| moderate	10.576 \| good	46.912 \| good	18.788 \| good	1.338 \| good	6.195 \| good	0.282 \| good
2025-07-30T08:00:00.000Z	54 \| moderate	11.38 \| good	50.166 \| good	19.534 \| good	1.41 \| good	5.777 \| good	0.276 \| good
2025-07-30T09:00:00.000Z	60 \| moderate	13.878 \| fine	62.428 \| fine	21.151 \| good	1.482 \| good	5.359 \| good	0.27 \| good
2025-07-30T10:00:00.000Z	56 \| moderate	11.952 \| good	53.438 \| good	18.927 \| good	1.508 \| good	5.321 \| good	0.276 \| good
2025-07-30T11:00:00.000Z	56 \| moderate	11.907 \| good	53.31 \| good	18.429 \| good	1.534 \| good	5.284 \| good	0.282 \| good
2025-07-30T12:00:00.000Z	58 \| moderate	13.221 \| fine	59.895 \| fine	26.652 \| good	1.56 \| good	5.246 \| good	0.289 \| good
2025-07-30T13:00:00.000Z	58 \| moderate	13.164 \| fine	59.163 \| fine	35.972 \| good	1.715 \| good	4.211 \| good	0.271 \| good
2025-07-30T14:00:00.000Z	58 \| moderate	13.187 \| fine	59.19 \| fine	43.537 \| good	1.87 \| good	3.176 \| good	0.254 \| good
2025-07-30T15:00:00.000Z	56 \| moderate	12.243 \| fine	55.09 \| fine	46.452 \| good	2.025 \| good	2.141 \| good	0.237 \| good
2025-07-30T16:00:00.000Z	54 \| moderate	10.973 \| good	48.608 \| good	44.54 \| good	1.789 \| good	1.839 \| good	0.223 \| good
2025-07-30T17:00:00.000Z	52 \| moderate	10.275 \| good	45.774 \| good	42.998 \| good	1.554 \| good	1.538 \| good	0.21 \| good
2025-07-30T18:00:00.000Z	49 \| good	9.275 \| good	41.768 \| good	40.507 \| good	1.318 \| good	1.237 \| good	0.197 \| good
2025-07-30T19:00:00.000Z	52 \| moderate	9.548 \| good	42.734 \| good	40.887 \| good	1.229 \| good	1.295 \| good	0.194 \| good
2025-07-30T20:00:00.000Z	49 \| good	9.192 \| good	41.148 \| good	38.289 \| good	1.14 \| good	1.354 \| good	0.192 \| good
2025-07-30T21:00:00.000Z	49 \| good	9.436 \| good	42.39 \| good	38.578 \| good	1.051 \| good	1.413 \| good	0.189 \| good
2025-07-30T22:00:00.000Z	52 \| moderate	10.36 \| good	45.782 \| good	36.114 \| good	1.003 \| good	2.793 \| good	0.204 \| good
2025-07-30T23:00:00.000Z	54 \| moderate	11.157 \| good	49.364 \| good	36.271 \| good	0.955 \| good	4.174 \| good	0.218 \| good
2025-07-31T00:00:00.000Z	54 \| moderate	11.157 \| good	49.166 \| good	35.446 \| good	0.908 \| good	5.554 \| good	0.232 \| good
2025-07-31T01:00:00.000Z	58 \| moderate	13.011 \| fine	58.731 \| fine	32.228 \| good	0.883 \| good	5.577 \| good	0.231 \| good
2025-07-31T02:00:00.000Z	58 \| moderate	13.397 \| fine	60.316 \| fine	32.645 \| good	0.858 \| good	5.6 \| good	0.231 \| good
2025-07-31T03:00:00.000Z	60 \| moderate	14.032 \| fine	63.068 \| fine	34.979 \| good	0.833 \| good	5.623 \| good	0.23 \| good
2025-07-31T04:00:00.000Z	58 \| moderate	13.466 \| fine	61 \| fine	32.627 \| good	0.805 \| good	4.81 \| good	0.217 \| good
2025-07-31T05:00:00.000Z	60 \| moderate	14.294 \| fine	64.076 \| fine	26.677 \| good	0.778 \| good	3.997 \| good	0.204 \| good
2025-07-31T06:00:00.000Z	62 \| moderate	14.703 \| fine	65.974 \| fine	22.682 \| good	0.75 \| good	3.184 \| good	0.191 \| good
2025-07-31T07:00:00.000Z	60 \| moderate	14.123 \| fine	63.2 \| fine	21.251 \| good	0.796 \| good	3.143 \| good	0.188 \| good
2025-07-31T08:00:00.000Z	60 \| moderate	14.157 \| fine	63.17 \| fine	19.057 \| good	0.841 \| good	3.102 \| good	0.185 \| good
2025-07-31T09:00:00.000Z	58 \| moderate	13.038 \| fine	58.628 \| fine	14.532 \| good	0.887 \| good	3.061 \| good	0.181 \| good
2025-07-31T10:00:00.000Z	52 \| moderate	9.787 \| good	43.444 \| good	15.25 \| good	0.955 \| good	3.249 \| good	0.191 \| good
2025-07-31T11:00:00.000Z	49 \| good	9.136 \| good	40.788 \| good	15.894 \| good	1.024 \| good	3.437 \| good	0.201 \| good
2025-07-31T12:00:00.000Z	54 \| moderate	10.852 \| good	48.212 \| good	20.875 \| good	1.092 \| good	3.625 \| good	0.211 \| good
2025-07-31T13:00:00.000Z	56 \| moderate	12.033 \| good	53.48 \| good	29.423 \| good	1.465 \| good	3.112 \| good	0.217 \| good
2025-07-31T14:00:00.000Z	58 \| moderate	12.767 \| fine	57.519 \| fine	38.946 \| good	1.838 \| good	2.6 \| good	0.223 \| good
2025-07-31T15:00:00.000Z	58 \| moderate	12.505 \| fine	55.787 \| fine	46.108 \| good	2.211 \| good	2.087 \| good	0.229 \| good
2025-07-31T16:00:00.000Z	56 \| moderate	11.575 \| good	51.735 \| good	50.445 \| good	1.866 \| good	1.757 \| good	0.214 \| good
2025-07-31T17:00:00.000Z	64 \| moderate	13.731 \| fine	61.265 \| fine	58.682 \| fine	1.52 \| good	1.426 \| good	0.199 \| good
2025-07-31T18:00:00.000Z	80 \| moderate	13.289 \| fine	59.664 \| fine	63.579 \| fine	1.175 \| good	1.096 \| good	0.184 \| good
2025-07-31T19:00:00.000Z	54 \| moderate	11.245 \| good	49.771 \| good	55.32 \| fine	1.087 \| good	1.364 \| good	0.184 \| good
2025-07-31T20:00:00.000Z	43 \| good	7.358 \| good	32.623 \| good	46.124 \| good	0.999 \| good	1.631 \| good	0.183 \| good
2025-07-31T21:00:00.000Z	38 \| good	6.51 \| good	29.05 \| good	38.865 \| good	0.911 \| good	1.899 \| good	0.183 \| good
2025-07-31T22:00:00.000Z	38 \| good	7.342 \| good	32.308 \| good	34.85 \| good	0.954 \| good	3.398 \| good	0.199 \| good
2025-07-31T23:00:00.000Z	33 \| good	5.618 \| good	24.333 \| good	32.839 \| good	0.997 \| good	4.896 \| good	0.216 \| good
2025-08-01T00:00:00.000Z	64 \| moderate	13.034 \| fine	13.682 \| good	58.844 \| fine	1.04 \| good	6.389 \| good	0.232 \| good

Live air quality index in Waldorf, Maryland today

Major air pollutants in Waldorf, Maryland

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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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 level in Waldorf, Maryland at the moment?

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