What is the sulfur dioxide (SO2) level in West Falls Church, Virginia at the moment?

Currently, West Falls Church, Virginia has a sulfur dioxide (SO2) concentration of 0.505 ppb.

What is the ozone (O3) level in West Falls Church, Virginia at the moment?

The current ozone (O3) level in West Falls Church, Virginia at the moment is 4.515 ppm.

What is the nitrogen dioxide (NO2) level in West Falls Church, Virginia at the moment?

Nitrogen dioxide (NO2) level in West Falls Church, Virginia at the moment is 15.115 ppb.

Live air quality index in West Falls Church, Virginia today

Q: What is the PM2.5 level in West Falls Church, Virginia at the moment?

PM2.5 levels in West Falls Church, Virginia are currently 10.178 μg/m3.

Q: What is the PM10 level in West Falls Church, Virginia at the moment?

The PM10 concentration in West Falls Church, Virginia is 35.14 μg/m3 at the moment.

Stay updated with real-time air quality in West Falls Church, Virginia 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

West Falls Church, Virginia

Last updated: ... (Local time)

Major air pollutants in West Falls Church, Virginia

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

10.18 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

35.14 μg/m³

155

255

425

605+

Ozone (O₃)

4.51 ppb

201

201+

Sulfur Dioxide (SO₂)

0.51 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

15.12 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.42 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

West Falls Church, Virginia

Get Live Pollen Counts

West Falls Church, Virginia

Scroll To Air Quality Map

Track live West Falls Church, Virginia air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T15:00:00.000Z	27 \| good	4.936 \| good	18.873 \| good	27.241 \| good	0.268 \| good	13.55 \| good	0.228 \| good
2025-12-05T16:00:00.000Z	33 \| good	6.196 \| good	23.017 \| good	26.165 \| good	0.262 \| good	13.72 \| good	0.246 \| good
2025-12-05T17:00:00.000Z	38 \| good	7.496 \| good	30.463 \| good	24.849 \| good	0.264 \| good	13.841 \| good	0.228 \| good
2025-12-05T18:00:00.000Z	44 \| good	7.884 \| good	30.274 \| good	23.619 \| good	0.323 \| good	12.05 \| good	0.228 \| good
2025-12-05T19:00:00.000Z	44 \| good	7.8 \| good	30.323 \| good	22.676 \| good	0.265 \| good	12.81 \| good	0.234 \| good
2025-12-05T20:00:00.000Z	38 \| good	7.172 \| good	25.017 \| good	22.876 \| good	0.362 \| good	15.474 \| good	0.241 \| good
2025-12-05T21:00:00.000Z	38 \| good	7.107 \| good	23.644 \| good	18.403 \| good	0.413 \| good	17.879 \| good	0.223 \| good
2025-12-05T22:00:00.000Z	38 \| good	6.674 \| good	21.122 \| good	16.718 \| good	0.296 \| good	20.35 \| good	0.223 \| good
2025-12-05T23:00:00.000Z	44 \| good	8.089 \| good	28.761 \| good	16.308 \| good	0.286 \| good	23.788 \| good	0.258 \| good
2025-12-06T00:00:00.000Z	52 \| moderate	10.338 \| good	38.983 \| good	15.546 \| good	0.318 \| good	28.847 \| good	0.309 \| good
2025-12-06T01:00:00.000Z	60 \| moderate	13.931 \| fine	51.347 \| good	11.365 \| good	0.278 \| good	28.77 \| good	0.303 \| good
2025-12-06T02:00:00.000Z	64 \| moderate	16.268 \| fine	54.742 \| good	9.781 \| good	0.39 \| good	27.46 \| good	0.303 \| good
2025-12-06T03:00:00.000Z	69 \| moderate	19.219 \| fine	65.695 \| fine	8.386 \| good	0.315 \| good	22.416 \| good	0.303 \| good
2025-12-06T04:00:00.000Z	69 \| moderate	19.22 \| fine	58.282 \| fine	9.916 \| good	0.307 \| good	23.397 \| good	0.295 \| good
2025-12-06T05:00:00.000Z	71 \| moderate	20.247 \| fine	71.835 \| fine	10.148 \| good	0.383 \| good	19.38 \| good	0.286 \| good
2025-12-06T06:00:00.000Z	75 \| moderate	21.951 \| fine	78.68 \| fine	11.127 \| good	0.372 \| good	17.586 \| good	0.228 \| good
2025-12-06T07:00:00.000Z	66 \| moderate	17.491 \| fine	77.618 \| fine	8.755 \| good	0.383 \| good	16.378 \| good	0.228 \| good
2025-12-06T08:00:00.000Z	73 \| moderate	20.947 \| fine	77.017 \| fine	7.309 \| good	0.339 \| good	16.012 \| good	0.303 \| good
2025-12-06T09:00:00.000Z	73 \| moderate	21.057 \| fine	75.66 \| fine	7.543 \| good	0.359 \| good	19.787 \| good	0.296 \| good
2025-12-06T10:00:00.000Z	73 \| moderate	20.581 \| fine	73.559 \| fine	5.581 \| good	0.365 \| good	20.332 \| good	0.296 \| good
2025-12-06T11:00:00.000Z	71 \| moderate	19.997 \| fine	71.105 \| fine	5.609 \| good	0.368 \| good	20.049 \| good	0.263 \| good
2025-12-06T12:00:00.000Z	69 \| moderate	18.921 \| fine	66.708 \| fine	6.202 \| good	0.306 \| good	18.745 \| good	0.25 \| good
2025-12-06T13:00:00.000Z	71 \| moderate	19.673 \| fine	70.836 \| fine	6.045 \| good	0.307 \| good	18.863 \| good	0.269 \| good
2025-12-06T14:00:00.000Z	71 \| moderate	19.601 \| fine	68.311 \| fine	6.468 \| good	0.26 \| good	20.509 \| good	0.35 \| good
2025-12-06T15:00:00.000Z	69 \| moderate	19.451 \| fine	64.187 \| fine	7.637 \| good	0.307 \| good	19.099 \| good	0.352 \| good
2025-12-06T16:00:00.000Z	69 \| moderate	18.849 \| fine	69.918 \| fine	9.525 \| good	0.35 \| good	18.121 \| good	0.328 \| good
2025-12-06T17:00:00.000Z	66 \| moderate	17.455 \| fine	63.872 \| fine	11.615 \| good	0.399 \| good	14.823 \| good	0.328 \| good
2025-12-06T18:00:00.000Z	62 \| moderate	15.424 \| fine	52.139 \| good	12.452 \| good	0.73 \| good	12.986 \| good	0.312 \| good
2025-12-06T19:00:00.000Z	62 \| moderate	14.577 \| fine	54.641 \| good	15.795 \| good	0.405 \| good	11.238 \| good	0.238 \| good
2025-12-06T20:00:00.000Z	56 \| moderate	12.167 \| fine	44.641 \| good	18.165 \| good	0.396 \| good	10.009 \| good	0.221 \| good
2025-12-06T21:00:00.000Z	54 \| moderate	11.23 \| good	43.405 \| good	19.096 \| good	0.387 \| good	10.64 \| good	0.203 \| good
2025-12-06T22:00:00.000Z	49 \| good	9.449 \| good	32.673 \| good	19.866 \| good	0.336 \| good	10.457 \| good	0.22 \| good
2025-12-06T23:00:00.000Z	52 \| moderate	9.509 \| good	35.232 \| good	19.253 \| good	0.258 \| good	11.833 \| good	0.203 \| good
2025-12-07T00:00:00.000Z	54 \| moderate	10.517 \| good	38.555 \| good	14.735 \| good	0.283 \| good	16.945 \| good	0.321 \| good
2025-12-07T01:00:00.000Z	58 \| moderate	12.667 \| fine	46.276 \| good	12.408 \| good	0.304 \| good	18.813 \| good	0.361 \| good
2025-12-07T02:00:00.000Z	60 \| moderate	14.429 \| fine	50.603 \| good	10.091 \| good	0.298 \| good	20.786 \| good	0.457 \| good
2025-12-07T03:00:00.000Z	64 \| moderate	16.029 \| fine	55.297 \| fine	8.688 \| good	0.296 \| good	19.989 \| good	0.439 \| good
2025-12-07T04:00:00.000Z	66 \| moderate	17.093 \| fine	57.045 \| fine	6.375 \| good	0.437 \| good	20.071 \| good	0.497 \| good
2025-12-07T05:00:00.000Z	67 \| moderate	17.724 \| fine	63.077 \| fine	5.184 \| good	0.369 \| good	18.845 \| good	0.516 \| good
2025-12-07T06:00:00.000Z	67 \| moderate	18.259 \| fine	66.843 \| fine	4.829 \| good	0.4 \| good	17.702 \| good	0.464 \| good
2025-12-07T07:00:00.000Z	67 \| moderate	17.762 \| fine	64.606 \| fine	6.226 \| good	0.399 \| good	17.138 \| good	0.427 \| good
2025-12-07T08:00:00.000Z	64 \| moderate	15.614 \| fine	50.598 \| good	6.274 \| good	0.371 \| good	16.675 \| good	0.499 \| good
2025-12-07T09:00:00.000Z	62 \| moderate	14.625 \| fine	58.153 \| fine	5.388 \| good	0.396 \| good	16.709 \| good	0.481 \| good
2025-12-07T10:00:00.000Z	56 \| moderate	12.329 \| fine	43.306 \| good	6.203 \| good	0.4 \| good	16.503 \| good	0.411 \| good
2025-12-07T11:00:00.000Z	54 \| moderate	11.166 \| good	43.89 \| good	4.538 \| good	0.427 \| good	17.17 \| good	0.41 \| good
2025-12-07T12:00:00.000Z	52 \| moderate	9.727 \| good	34.628 \| good	4.328 \| good	0.566 \| good	16.493 \| good	0.43 \| good
2025-12-07T13:00:00.000Z	52 \| moderate	10.021 \| good	32.297 \| good	4.453 \| good	0.51 \| good	15.107 \| good	0.413 \| good
2025-12-07T14:00:00.000Z	52 \| moderate	9.614 \| good	32.591 \| good	3.655 \| good	0.542 \| good	15.566 \| good	0.412 \| good
2025-12-07T14:00:00.000Z	52 \| moderate	10.178 \| good	35.14 \| good	4.515 \| good	0.505 \| good	15.115 \| good	0.416 \| good
2025-12-07T15:00:00.000Z	66 \| moderate	17.122 \| fine	75.842 \| fine	16.765 \| good	6.64 \| good	13.646 \| good	0.289 \| good
2025-12-07T16:00:00.000Z	66 \| moderate	16.76 \| fine	73.917 \| fine	21.931 \| good	6.426 \| good	11.652 \| good	0.26 \| good
2025-12-07T17:00:00.000Z	60 \| moderate	14.168 \| fine	63.365 \| fine	26.16 \| good	6.211 \| good	9.658 \| good	0.231 \| good
2025-12-07T18:00:00.000Z	56 \| moderate	12.198 \| fine	54.904 \| good	30.497 \| good	5.996 \| good	7.664 \| good	0.201 \| good
2025-12-07T19:00:00.000Z	52 \| moderate	10.495 \| good	46.316 \| good	32.139 \| good	5.731 \| good	9.558 \| good	0.213 \| good
2025-12-07T20:00:00.000Z	49 \| good	9.417 \| good	42.183 \| good	32.238 \| good	5.465 \| good	11.452 \| good	0.225 \| good
2025-12-07T21:00:00.000Z	56 \| moderate	11.827 \| good	52.615 \| good	27.01 \| good	5.2 \| good	13.346 \| good	0.237 \| good
2025-12-07T22:00:00.000Z	60 \| moderate	13.945 \| fine	62.973 \| fine	18.897 \| good	5.376 \| good	18.924 \| good	0.33 \| good
2025-12-07T23:00:00.000Z	67 \| moderate	17.63 \| fine	77.7 \| fine	9.977 \| good	5.553 \| good	24.501 \| good	0.424 \| good
2025-12-08T00:00:00.000Z	71 \| moderate	19.841 \| fine	87.643 \| fine	8.716 \| good	5.729 \| good	30.079 \| good	0.518 \| good
2025-12-08T01:00:00.000Z	73 \| moderate	21.323 \| fine	93.816 \| fine	11.004 \| good	5.952 \| good	30.571 \| good	0.554 \| good
2025-12-08T02:00:00.000Z	75 \| moderate	21.872 \| fine	95.678 \| fine	12.778 \| good	6.176 \| good	31.063 \| good	0.589 \| good
2025-12-08T03:00:00.000Z	75 \| moderate	21.582 \| fine	95.383 \| fine	15.789 \| good	6.4 \| good	31.555 \| good	0.625 \| good
2025-12-08T04:00:00.000Z	69 \| moderate	19.365 \| fine	85.777 \| fine	18.08 \| good	5.758 \| good	28.25 \| good	0.522 \| good
2025-12-08T05:00:00.000Z	60 \| moderate	14.152 \| fine	63.523 \| fine	19.668 \| good	5.116 \| good	24.944 \| good	0.418 \| good
2025-12-08T06:00:00.000Z	52 \| moderate	10.129 \| good	44.97 \| good	23.222 \| good	4.475 \| good	21.638 \| good	0.315 \| good
2025-12-08T07:00:00.000Z	49 \| good	8.836 \| good	38.957 \| good	23.654 \| good	4.498 \| good	16.681 \| good	0.28 \| good
2025-12-08T08:00:00.000Z	27 \| good	4.628 \| good	20.254 \| good	25.267 \| good	4.522 \| good	11.723 \| good	0.244 \| good
2025-12-08T09:00:00.000Z	25 \| good	2.146 \| good	9.047 \| good	26.617 \| good	4.545 \| good	6.765 \| good	0.209 \| good
2025-12-08T10:00:00.000Z	25 \| good	0.479 \| good	1.737 \| good	26.714 \| good	3.53 \| good	6.719 \| good	0.2 \| good
2025-12-08T11:00:00.000Z	22 \| good	0.313 \| good	1.175 \| good	24.316 \| good	2.514 \| good	6.673 \| good	0.19 \| good
2025-12-08T12:00:00.000Z	20 \| good	0.76 \| good	2.881 \| good	22.079 \| good	1.498 \| good	6.627 \| good	0.181 \| good
2025-12-08T13:00:00.000Z	23 \| good	1.66 \| good	6.882 \| good	25.352 \| good	1.59 \| good	6.148 \| good	0.177 \| good
2025-12-08T14:00:00.000Z	24 \| good	2.08 \| good	8.343 \| good	26.099 \| good	1.682 \| good	5.67 \| good	0.173 \| good
2025-12-08T15:00:00.000Z	25 \| good	1.517 \| good	6.346 \| good	26.843 \| good	1.774 \| good	5.191 \| good	0.17 \| good
2025-12-08T16:00:00.000Z	26 \| good	1.678 \| good	7.091 \| good	27.873 \| good	1.843 \| good	4.837 \| good	0.169 \| good
2025-12-08T17:00:00.000Z	24 \| good	0.98 \| good	4.091 \| good	26.205 \| good	1.911 \| good	4.482 \| good	0.168 \| good
2025-12-08T18:00:00.000Z	23 \| good	0.633 \| good	2.271 \| good	25.074 \| good	1.98 \| good	4.127 \| good	0.168 \| good
2025-12-08T19:00:00.000Z	22 \| good	0.655 \| good	2.354 \| good	24.447 \| good	2.042 \| good	4.915 \| good	0.169 \| good
2025-12-08T20:00:00.000Z	24 \| good	0.554 \| good	2.055 \| good	25.901 \| good	2.104 \| good	5.703 \| good	0.17 \| good
2025-12-08T21:00:00.000Z	22 \| good	0.899 \| good	3.364 \| good	24.023 \| good	2.167 \| good	6.491 \| good	0.172 \| good
2025-12-08T22:00:00.000Z	19 \| good	0.85 \| good	3.171 \| good	20.375 \| good	2.296 \| good	9.522 \| good	0.188 \| good
2025-12-08T23:00:00.000Z	19 \| good	1.485 \| good	6.144 \| good	19.745 \| good	2.426 \| good	12.553 \| good	0.204 \| good
2025-12-09T00:00:00.000Z	17 \| good	3.457 \| good	15.115 \| good	17.608 \| good	2.556 \| good	15.583 \| good	0.221 \| good
2025-12-09T01:00:00.000Z	33 \| good	5.656 \| good	24.202 \| good	16.382 \| good	2.642 \| good	15.839 \| good	0.219 \| good
2025-12-09T02:00:00.000Z	33 \| good	5.95 \| good	26.608 \| good	15.16 \| good	2.728 \| good	16.095 \| good	0.218 \| good
2025-12-09T03:00:00.000Z	38 \| good	7.048 \| good	31.166 \| good	14.422 \| good	2.814 \| good	16.351 \| good	0.217 \| good
2025-12-09T04:00:00.000Z	44 \| good	8.435 \| good	37.37 \| good	13.367 \| good	2.722 \| good	15.72 \| good	0.216 \| good
2025-12-09T05:00:00.000Z	44 \| good	7.633 \| good	33.527 \| good	11.289 \| good	2.631 \| good	15.088 \| good	0.215 \| good
2025-12-09T06:00:00.000Z	38 \| good	7.002 \| good	31.113 \| good	9.238 \| good	2.539 \| good	14.457 \| good	0.214 \| good
2025-12-09T07:00:00.000Z	38 \| good	7.476 \| good	32.632 \| good	7.74 \| good	2.545 \| good	14.213 \| good	0.212 \| good
2025-12-09T08:00:00.000Z	38 \| good	7.012 \| good	31.345 \| good	7.479 \| good	2.552 \| good	13.968 \| good	0.211 \| good
2025-12-09T09:00:00.000Z	44 \| good	7.664 \| good	33.404 \| good	6.675 \| good	2.558 \| good	13.724 \| good	0.209 \| good
2025-12-09T10:00:00.000Z	38 \| good	6.943 \| good	30.578 \| good	6.028 \| good	2.752 \| good	17.579 \| good	0.235 \| good
2025-12-09T11:00:00.000Z	44 \| good	7.728 \| good	34.157 \| good	2.547 \| good	2.945 \| good	21.433 \| good	0.261 \| good
2025-12-09T12:00:00.000Z	52 \| moderate	10.068 \| good	44.505 \| good	0.921 \| good	3.139 \| good	25.288 \| good	0.286 \| good
2025-12-09T13:00:00.000Z	56 \| moderate	12.011 \| good	53.899 \| good	6.287 \| good	3.26 \| good	21.437 \| good	0.266 \| good
2025-12-09T14:00:00.000Z	56 \| moderate	11.642 \| good	51.082 \| good	13.566 \| good	3.381 \| good	17.587 \| good	0.245 \| good

West Falls Church

Get reliable air quality data to drive your business

West Falls Church, Virginia air quality map: Stay updated on AQI near you

0.41ppm

How accurate is Virginia, USA air quality data?

Air quality and pollutant data for Virginia, 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 West Falls Church, Virginia?

The air quality information for West Falls Church, Virginia is updated every hour for accuracy.

What time in the last 24 hours was the air quality in West Falls Church, Virginia at its worst?

In the past 24 hours, the air quality in West Falls Church, Virginia was at its worst at 02:00:00 on 2025-12-06.

When did West Falls Church, Virginia experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in West Falls Church, Virginia was observed at 10:00:00 on 2025-12-06.

What is the AQI in West Falls Church, Virginia right now?

As of now, the AQI in West Falls Church, Virginia is 52, indicating Moderate conditions.

What is the most common type of pollution in West Falls Church, Virginia?

West Falls Church, Virginia air has the highest levels of PM2.5.

What should I do in case of poor air quality in West Falls Church, Virginia?

Poor air quality in West Falls Church, Virginia means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in West Falls Church, Virginia at the moment?

PM_2.5 levels in West Falls Church, Virginia are currently 10.178 μg/m³.

What is the PM₁₀ level in West Falls Church, Virginia at the moment?

The PM₁₀ concentration in West Falls Church, Virginia is 35.14 μg/m³ at the moment.

What is the carbon monoxide (CO) level in West Falls Church, Virginia at the moment?

The current carbon monoxide (CO) concentration in West Falls Church, Virginia is 0.416 ppm.

What is the sulfur dioxide (SO₂) level in West Falls Church, Virginia at the moment?

Currently, West Falls Church, Virginia has a sulfur dioxide (SO₂) concentration of 0.505 ppb.

What is the ozone (O₃) level in West Falls Church, Virginia at the moment?

The current ozone (O₃) level in West Falls Church, Virginia at the moment is 4.515 ppm.

What is the nitrogen dioxide (NO₂) level in West Falls Church, Virginia at the moment?

Nitrogen dioxide (NO₂) level in West Falls Church, Virginia at the moment is 15.115 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T15:00:00.000Z	27 \| good	4.936 \| good	18.873 \| good	27.241 \| good	0.268 \| good	13.55 \| good	0.228 \| good
2025-12-05T16:00:00.000Z	33 \| good	6.196 \| good	23.017 \| good	26.165 \| good	0.262 \| good	13.72 \| good	0.246 \| good
2025-12-05T17:00:00.000Z	38 \| good	7.496 \| good	30.463 \| good	24.849 \| good	0.264 \| good	13.841 \| good	0.228 \| good
2025-12-05T18:00:00.000Z	44 \| good	7.884 \| good	30.274 \| good	23.619 \| good	0.323 \| good	12.05 \| good	0.228 \| good
2025-12-05T19:00:00.000Z	44 \| good	7.8 \| good	30.323 \| good	22.676 \| good	0.265 \| good	12.81 \| good	0.234 \| good
2025-12-05T20:00:00.000Z	38 \| good	7.172 \| good	25.017 \| good	22.876 \| good	0.362 \| good	15.474 \| good	0.241 \| good
2025-12-05T21:00:00.000Z	38 \| good	7.107 \| good	23.644 \| good	18.403 \| good	0.413 \| good	17.879 \| good	0.223 \| good
2025-12-05T22:00:00.000Z	38 \| good	6.674 \| good	21.122 \| good	16.718 \| good	0.296 \| good	20.35 \| good	0.223 \| good
2025-12-05T23:00:00.000Z	44 \| good	8.089 \| good	28.761 \| good	16.308 \| good	0.286 \| good	23.788 \| good	0.258 \| good
2025-12-06T00:00:00.000Z	52 \| moderate	10.338 \| good	38.983 \| good	15.546 \| good	0.318 \| good	28.847 \| good	0.309 \| good
2025-12-06T01:00:00.000Z	60 \| moderate	13.931 \| fine	51.347 \| good	11.365 \| good	0.278 \| good	28.77 \| good	0.303 \| good
2025-12-06T02:00:00.000Z	64 \| moderate	16.268 \| fine	54.742 \| good	9.781 \| good	0.39 \| good	27.46 \| good	0.303 \| good
2025-12-06T03:00:00.000Z	69 \| moderate	19.219 \| fine	65.695 \| fine	8.386 \| good	0.315 \| good	22.416 \| good	0.303 \| good
2025-12-06T04:00:00.000Z	69 \| moderate	19.22 \| fine	58.282 \| fine	9.916 \| good	0.307 \| good	23.397 \| good	0.295 \| good
2025-12-06T05:00:00.000Z	71 \| moderate	20.247 \| fine	71.835 \| fine	10.148 \| good	0.383 \| good	19.38 \| good	0.286 \| good
2025-12-06T06:00:00.000Z	75 \| moderate	21.951 \| fine	78.68 \| fine	11.127 \| good	0.372 \| good	17.586 \| good	0.228 \| good
2025-12-06T07:00:00.000Z	66 \| moderate	17.491 \| fine	77.618 \| fine	8.755 \| good	0.383 \| good	16.378 \| good	0.228 \| good
2025-12-06T08:00:00.000Z	73 \| moderate	20.947 \| fine	77.017 \| fine	7.309 \| good	0.339 \| good	16.012 \| good	0.303 \| good
2025-12-06T09:00:00.000Z	73 \| moderate	21.057 \| fine	75.66 \| fine	7.543 \| good	0.359 \| good	19.787 \| good	0.296 \| good
2025-12-06T10:00:00.000Z	73 \| moderate	20.581 \| fine	73.559 \| fine	5.581 \| good	0.365 \| good	20.332 \| good	0.296 \| good
2025-12-06T11:00:00.000Z	71 \| moderate	19.997 \| fine	71.105 \| fine	5.609 \| good	0.368 \| good	20.049 \| good	0.263 \| good
2025-12-06T12:00:00.000Z	69 \| moderate	18.921 \| fine	66.708 \| fine	6.202 \| good	0.306 \| good	18.745 \| good	0.25 \| good
2025-12-06T13:00:00.000Z	71 \| moderate	19.673 \| fine	70.836 \| fine	6.045 \| good	0.307 \| good	18.863 \| good	0.269 \| good
2025-12-06T14:00:00.000Z	71 \| moderate	19.601 \| fine	68.311 \| fine	6.468 \| good	0.26 \| good	20.509 \| good	0.35 \| good
2025-12-06T15:00:00.000Z	69 \| moderate	19.451 \| fine	64.187 \| fine	7.637 \| good	0.307 \| good	19.099 \| good	0.352 \| good
2025-12-06T16:00:00.000Z	69 \| moderate	18.849 \| fine	69.918 \| fine	9.525 \| good	0.35 \| good	18.121 \| good	0.328 \| good
2025-12-06T17:00:00.000Z	66 \| moderate	17.455 \| fine	63.872 \| fine	11.615 \| good	0.399 \| good	14.823 \| good	0.328 \| good
2025-12-06T18:00:00.000Z	62 \| moderate	15.424 \| fine	52.139 \| good	12.452 \| good	0.73 \| good	12.986 \| good	0.312 \| good
2025-12-06T19:00:00.000Z	62 \| moderate	14.577 \| fine	54.641 \| good	15.795 \| good	0.405 \| good	11.238 \| good	0.238 \| good
2025-12-06T20:00:00.000Z	56 \| moderate	12.167 \| fine	44.641 \| good	18.165 \| good	0.396 \| good	10.009 \| good	0.221 \| good
2025-12-06T21:00:00.000Z	54 \| moderate	11.23 \| good	43.405 \| good	19.096 \| good	0.387 \| good	10.64 \| good	0.203 \| good
2025-12-06T22:00:00.000Z	49 \| good	9.449 \| good	32.673 \| good	19.866 \| good	0.336 \| good	10.457 \| good	0.22 \| good
2025-12-06T23:00:00.000Z	52 \| moderate	9.509 \| good	35.232 \| good	19.253 \| good	0.258 \| good	11.833 \| good	0.203 \| good
2025-12-07T00:00:00.000Z	54 \| moderate	10.517 \| good	38.555 \| good	14.735 \| good	0.283 \| good	16.945 \| good	0.321 \| good
2025-12-07T01:00:00.000Z	58 \| moderate	12.667 \| fine	46.276 \| good	12.408 \| good	0.304 \| good	18.813 \| good	0.361 \| good
2025-12-07T02:00:00.000Z	60 \| moderate	14.429 \| fine	50.603 \| good	10.091 \| good	0.298 \| good	20.786 \| good	0.457 \| good
2025-12-07T03:00:00.000Z	64 \| moderate	16.029 \| fine	55.297 \| fine	8.688 \| good	0.296 \| good	19.989 \| good	0.439 \| good
2025-12-07T04:00:00.000Z	66 \| moderate	17.093 \| fine	57.045 \| fine	6.375 \| good	0.437 \| good	20.071 \| good	0.497 \| good
2025-12-07T05:00:00.000Z	67 \| moderate	17.724 \| fine	63.077 \| fine	5.184 \| good	0.369 \| good	18.845 \| good	0.516 \| good
2025-12-07T06:00:00.000Z	67 \| moderate	18.259 \| fine	66.843 \| fine	4.829 \| good	0.4 \| good	17.702 \| good	0.464 \| good
2025-12-07T07:00:00.000Z	67 \| moderate	17.762 \| fine	64.606 \| fine	6.226 \| good	0.399 \| good	17.138 \| good	0.427 \| good
2025-12-07T08:00:00.000Z	64 \| moderate	15.614 \| fine	50.598 \| good	6.274 \| good	0.371 \| good	16.675 \| good	0.499 \| good
2025-12-07T09:00:00.000Z	62 \| moderate	14.625 \| fine	58.153 \| fine	5.388 \| good	0.396 \| good	16.709 \| good	0.481 \| good
2025-12-07T10:00:00.000Z	56 \| moderate	12.329 \| fine	43.306 \| good	6.203 \| good	0.4 \| good	16.503 \| good	0.411 \| good
2025-12-07T11:00:00.000Z	54 \| moderate	11.166 \| good	43.89 \| good	4.538 \| good	0.427 \| good	17.17 \| good	0.41 \| good
2025-12-07T12:00:00.000Z	52 \| moderate	9.727 \| good	34.628 \| good	4.328 \| good	0.566 \| good	16.493 \| good	0.43 \| good
2025-12-07T13:00:00.000Z	52 \| moderate	10.021 \| good	32.297 \| good	4.453 \| good	0.51 \| good	15.107 \| good	0.413 \| good
2025-12-07T14:00:00.000Z	52 \| moderate	9.614 \| good	32.591 \| good	3.655 \| good	0.542 \| good	15.566 \| good	0.412 \| good
2025-12-07T14:00:00.000Z	52 \| moderate	10.178 \| good	35.14 \| good	4.515 \| good	0.505 \| good	15.115 \| good	0.416 \| good
2025-12-07T15:00:00.000Z	66 \| moderate	17.122 \| fine	75.842 \| fine	16.765 \| good	6.64 \| good	13.646 \| good	0.289 \| good
2025-12-07T16:00:00.000Z	66 \| moderate	16.76 \| fine	73.917 \| fine	21.931 \| good	6.426 \| good	11.652 \| good	0.26 \| good
2025-12-07T17:00:00.000Z	60 \| moderate	14.168 \| fine	63.365 \| fine	26.16 \| good	6.211 \| good	9.658 \| good	0.231 \| good
2025-12-07T18:00:00.000Z	56 \| moderate	12.198 \| fine	54.904 \| good	30.497 \| good	5.996 \| good	7.664 \| good	0.201 \| good
2025-12-07T19:00:00.000Z	52 \| moderate	10.495 \| good	46.316 \| good	32.139 \| good	5.731 \| good	9.558 \| good	0.213 \| good
2025-12-07T20:00:00.000Z	49 \| good	9.417 \| good	42.183 \| good	32.238 \| good	5.465 \| good	11.452 \| good	0.225 \| good
2025-12-07T21:00:00.000Z	56 \| moderate	11.827 \| good	52.615 \| good	27.01 \| good	5.2 \| good	13.346 \| good	0.237 \| good
2025-12-07T22:00:00.000Z	60 \| moderate	13.945 \| fine	62.973 \| fine	18.897 \| good	5.376 \| good	18.924 \| good	0.33 \| good
2025-12-07T23:00:00.000Z	67 \| moderate	17.63 \| fine	77.7 \| fine	9.977 \| good	5.553 \| good	24.501 \| good	0.424 \| good
2025-12-08T00:00:00.000Z	71 \| moderate	19.841 \| fine	87.643 \| fine	8.716 \| good	5.729 \| good	30.079 \| good	0.518 \| good
2025-12-08T01:00:00.000Z	73 \| moderate	21.323 \| fine	93.816 \| fine	11.004 \| good	5.952 \| good	30.571 \| good	0.554 \| good
2025-12-08T02:00:00.000Z	75 \| moderate	21.872 \| fine	95.678 \| fine	12.778 \| good	6.176 \| good	31.063 \| good	0.589 \| good
2025-12-08T03:00:00.000Z	75 \| moderate	21.582 \| fine	95.383 \| fine	15.789 \| good	6.4 \| good	31.555 \| good	0.625 \| good
2025-12-08T04:00:00.000Z	69 \| moderate	19.365 \| fine	85.777 \| fine	18.08 \| good	5.758 \| good	28.25 \| good	0.522 \| good
2025-12-08T05:00:00.000Z	60 \| moderate	14.152 \| fine	63.523 \| fine	19.668 \| good	5.116 \| good	24.944 \| good	0.418 \| good
2025-12-08T06:00:00.000Z	52 \| moderate	10.129 \| good	44.97 \| good	23.222 \| good	4.475 \| good	21.638 \| good	0.315 \| good
2025-12-08T07:00:00.000Z	49 \| good	8.836 \| good	38.957 \| good	23.654 \| good	4.498 \| good	16.681 \| good	0.28 \| good
2025-12-08T08:00:00.000Z	27 \| good	4.628 \| good	20.254 \| good	25.267 \| good	4.522 \| good	11.723 \| good	0.244 \| good
2025-12-08T09:00:00.000Z	25 \| good	2.146 \| good	9.047 \| good	26.617 \| good	4.545 \| good	6.765 \| good	0.209 \| good
2025-12-08T10:00:00.000Z	25 \| good	0.479 \| good	1.737 \| good	26.714 \| good	3.53 \| good	6.719 \| good	0.2 \| good
2025-12-08T11:00:00.000Z	22 \| good	0.313 \| good	1.175 \| good	24.316 \| good	2.514 \| good	6.673 \| good	0.19 \| good
2025-12-08T12:00:00.000Z	20 \| good	0.76 \| good	2.881 \| good	22.079 \| good	1.498 \| good	6.627 \| good	0.181 \| good
2025-12-08T13:00:00.000Z	23 \| good	1.66 \| good	6.882 \| good	25.352 \| good	1.59 \| good	6.148 \| good	0.177 \| good
2025-12-08T14:00:00.000Z	24 \| good	2.08 \| good	8.343 \| good	26.099 \| good	1.682 \| good	5.67 \| good	0.173 \| good
2025-12-08T15:00:00.000Z	25 \| good	1.517 \| good	6.346 \| good	26.843 \| good	1.774 \| good	5.191 \| good	0.17 \| good
2025-12-08T16:00:00.000Z	26 \| good	1.678 \| good	7.091 \| good	27.873 \| good	1.843 \| good	4.837 \| good	0.169 \| good
2025-12-08T17:00:00.000Z	24 \| good	0.98 \| good	4.091 \| good	26.205 \| good	1.911 \| good	4.482 \| good	0.168 \| good
2025-12-08T18:00:00.000Z	23 \| good	0.633 \| good	2.271 \| good	25.074 \| good	1.98 \| good	4.127 \| good	0.168 \| good
2025-12-08T19:00:00.000Z	22 \| good	0.655 \| good	2.354 \| good	24.447 \| good	2.042 \| good	4.915 \| good	0.169 \| good
2025-12-08T20:00:00.000Z	24 \| good	0.554 \| good	2.055 \| good	25.901 \| good	2.104 \| good	5.703 \| good	0.17 \| good
2025-12-08T21:00:00.000Z	22 \| good	0.899 \| good	3.364 \| good	24.023 \| good	2.167 \| good	6.491 \| good	0.172 \| good
2025-12-08T22:00:00.000Z	19 \| good	0.85 \| good	3.171 \| good	20.375 \| good	2.296 \| good	9.522 \| good	0.188 \| good
2025-12-08T23:00:00.000Z	19 \| good	1.485 \| good	6.144 \| good	19.745 \| good	2.426 \| good	12.553 \| good	0.204 \| good
2025-12-09T00:00:00.000Z	17 \| good	3.457 \| good	15.115 \| good	17.608 \| good	2.556 \| good	15.583 \| good	0.221 \| good
2025-12-09T01:00:00.000Z	33 \| good	5.656 \| good	24.202 \| good	16.382 \| good	2.642 \| good	15.839 \| good	0.219 \| good
2025-12-09T02:00:00.000Z	33 \| good	5.95 \| good	26.608 \| good	15.16 \| good	2.728 \| good	16.095 \| good	0.218 \| good
2025-12-09T03:00:00.000Z	38 \| good	7.048 \| good	31.166 \| good	14.422 \| good	2.814 \| good	16.351 \| good	0.217 \| good
2025-12-09T04:00:00.000Z	44 \| good	8.435 \| good	37.37 \| good	13.367 \| good	2.722 \| good	15.72 \| good	0.216 \| good
2025-12-09T05:00:00.000Z	44 \| good	7.633 \| good	33.527 \| good	11.289 \| good	2.631 \| good	15.088 \| good	0.215 \| good
2025-12-09T06:00:00.000Z	38 \| good	7.002 \| good	31.113 \| good	9.238 \| good	2.539 \| good	14.457 \| good	0.214 \| good
2025-12-09T07:00:00.000Z	38 \| good	7.476 \| good	32.632 \| good	7.74 \| good	2.545 \| good	14.213 \| good	0.212 \| good
2025-12-09T08:00:00.000Z	38 \| good	7.012 \| good	31.345 \| good	7.479 \| good	2.552 \| good	13.968 \| good	0.211 \| good
2025-12-09T09:00:00.000Z	44 \| good	7.664 \| good	33.404 \| good	6.675 \| good	2.558 \| good	13.724 \| good	0.209 \| good
2025-12-09T10:00:00.000Z	38 \| good	6.943 \| good	30.578 \| good	6.028 \| good	2.752 \| good	17.579 \| good	0.235 \| good
2025-12-09T11:00:00.000Z	44 \| good	7.728 \| good	34.157 \| good	2.547 \| good	2.945 \| good	21.433 \| good	0.261 \| good
2025-12-09T12:00:00.000Z	52 \| moderate	10.068 \| good	44.505 \| good	0.921 \| good	3.139 \| good	25.288 \| good	0.286 \| good
2025-12-09T13:00:00.000Z	56 \| moderate	12.011 \| good	53.899 \| good	6.287 \| good	3.26 \| good	21.437 \| good	0.266 \| good
2025-12-09T14:00:00.000Z	56 \| moderate	11.642 \| good	51.082 \| good	13.566 \| good	3.381 \| good	17.587 \| good	0.245 \| good

Live air quality index in West Falls Church, Virginia today

Major air pollutants in West Falls Church, Virginia

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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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 level in West Falls Church, Virginia at the moment?

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What is the nitrogen dioxide (NO₂) level in West Falls Church, Virginia at the moment?