What is the current concentration of PM10 in Merrifield, Virginia?

The current PM10 concentration at Merrifield, Virginia is 8.166 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Merrifield, Virginia?

The current sulfur dioxide (SO2) concentration at Merrifield, Virginia is 0.364 ppb.

What is the current concentration of ozone (O3) in Merrifield, Virginia?

The current ozone (O3) concentration at Merrifield, Virginia is 34.165 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Merrifield, Virginia?

The current nitrogen dioxide (NO2) concentration at Merrifield, Virginia is 3.76 ppb.

Merrifield, Virginia live air quality index now

Q: What is the current concentration of PM2.5 in Merrifield, Virginia?

The current PM2.5 concentration at Merrifield, Virginia is 2.141 μg/m3.

Stay updated with real-time air quality in Merrifield, 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)

Good

Merrifield, Virginia

Last updated: ... (Local time)

Major air pollutants in Merrifield, Virginia

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

2.14 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

8.17 μg/m³

155

255

425

605+

Ozone (O₃)

34.16 ppb

201

201+

Sulfur Dioxide (SO₂)

0.36 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.76 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.10 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

Merrifield, Virginia

Get Live Pollen Counts

Merrifield, Virginia

Scroll To Air Quality Map

Track live Merrifield, Virginia air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T20:00:00.000Z	39 \| good	3.081 \| good	15.305 \| good	42.492 \| good	0.125 \| good	4.532 \| good	0.152 \| good
2026-10-20T21:00:00.000Z	39 \| good	3.601 \| good	11.671 \| good	42.319 \| good	0.125 \| good	5.305 \| good	0.152 \| good
2026-10-20T22:00:00.000Z	41 \| good	3.089 \| good	13.401 \| good	43.628 \| good	0.301 \| good	3.645 \| good	0.152 \| good
2026-10-20T23:00:00.000Z	42 \| good	3.318 \| good	17.637 \| good	45.313 \| good	0.487 \| good	4.401 \| good	0.165 \| good
2026-10-21T00:00:00.000Z	38 \| good	3.037 \| good	15.333 \| good	41.273 \| good	0.556 \| good	7.068 \| good	0.205 \| good
2026-10-21T01:00:00.000Z	30 \| good	3.993 \| good	18.569 \| good	32.266 \| good	0.519 \| good	10.209 \| good	0.207 \| good
2026-10-21T02:00:00.000Z	29 \| good	4.957 \| good	16.144 \| good	30.701 \| good	0.535 \| good	8.608 \| good	0.248 \| good
2026-10-21T03:00:00.000Z	44 \| good	8.412 \| good	36.938 \| good	16.595 \| good	0.881 \| good	11.231 \| good	0.211 \| good
2026-10-21T04:00:00.000Z	29 \| good	5.026 \| good	23.783 \| good	30.97 \| good	0.465 \| good	13.578 \| good	0.336 \| good
2026-10-21T05:00:00.000Z	38 \| good	6.809 \| good	32.046 \| good	25.513 \| good	0.432 \| good	12.947 \| good	0.336 \| good
2026-10-21T06:00:00.000Z	33 \| good	6.259 \| good	21.934 \| good	21.12 \| good	0.451 \| good	10.338 \| good	0.288 \| good
2026-10-21T07:00:00.000Z	24 \| good	3.647 \| good	12.493 \| good	25.527 \| good	0.468 \| good	9.515 \| good	0.247 \| good
2026-10-21T08:00:00.000Z	27 \| good	5.126 \| good	23.463 \| good	24.111 \| good	0.481 \| good	9.115 \| good	0.206 \| good
2026-10-21T09:00:00.000Z	22 \| good	4.382 \| good	15.382 \| good	18.602 \| good	0.419 \| good	8.419 \| good	0.178 \| good
2026-10-21T10:00:00.000Z	19 \| good	3.274 \| good	13.129 \| good	21.297 \| good	0.465 \| good	10.727 \| good	0.174 \| good
2026-10-21T11:00:00.000Z	22 \| good	4.192 \| good	19.899 \| good	21.622 \| good	0.519 \| good	11.12 \| good	0.247 \| good
2026-10-21T12:00:00.000Z	22 \| good	3.22 \| good	7.675 \| good	23.863 \| good	0.502 \| good	13.505 \| good	0.226 \| good
2026-10-21T13:00:00.000Z	38 \| good	7.218 \| good	19.281 \| good	13.662 \| good	0.521 \| good	15.39 \| good	0.226 \| good
2026-10-21T14:00:00.000Z	22 \| good	2.94 \| good	23.854 \| good	19.974 \| good	0.341 \| good	12.589 \| good	0.206 \| good
2026-10-21T15:00:00.000Z	21 \| good	3.411 \| good	15.998 \| good	22.994 \| good	0.353 \| good	7.315 \| good	0.185 \| good
2026-10-21T16:00:00.000Z	23 \| good	3.53 \| good	18.838 \| good	25.405 \| good	0.372 \| good	6.218 \| good	0.173 \| good
2026-10-21T17:00:00.000Z	26 \| good	4.197 \| good	20.983 \| good	27.844 \| good	0.349 \| good	4.529 \| good	0.152 \| good
2026-10-21T18:00:00.000Z	30 \| good	2.836 \| good	8.591 \| good	32.203 \| good	0.31 \| good	2.968 \| good	0.125 \| good
2026-10-21T19:00:00.000Z	28 \| good	3.902 \| good	18.675 \| good	30.382 \| good	0.3 \| good	2.612 \| good	0.1 \| good
2026-10-21T20:00:00.000Z	30 \| good	3.331 \| good	13.873 \| good	31.793 \| good	0.29 \| good	2.396 \| good	0.1 \| good
2026-10-21T21:00:00.000Z	33 \| good	4.33 \| good	15.387 \| good	36.177 \| good	0.313 \| good	2.458 \| good	0.127 \| good
2026-10-21T22:00:00.000Z	34 \| good	2.994 \| good	14.483 \| good	37.358 \| good	0.45 \| good	2.696 \| good	0.127 \| good
2026-10-21T23:00:00.000Z	32 \| good	3.152 \| good	11.32 \| good	34.909 \| good	0.451 \| good	4.132 \| good	0.18 \| good
2026-10-22T00:00:00.000Z	31 \| good	2.447 \| good	15.374 \| good	33.221 \| good	0.503 \| good	7.345 \| good	0.167 \| good
2026-10-22T01:00:00.000Z	30 \| good	1.344 \| good	9.754 \| good	31.831 \| good	0.521 \| good	11.381 \| good	0.225 \| good
2026-10-22T02:00:00.000Z	28 \| good	4.068 \| good	18.576 \| good	29.597 \| good	0.52 \| good	12.921 \| good	0.266 \| good
2026-10-22T03:00:00.000Z	16 \| good	3.199 \| good	13.617 \| good	16.961 \| good	0.781 \| good	15.705 \| good	0.24 \| good
2026-10-22T04:00:00.000Z	22 \| good	3.817 \| good	11.99 \| good	21.833 \| good	0.501 \| good	12.311 \| good	0.247 \| good
2026-10-22T05:00:00.000Z	22 \| good	4.479 \| good	21.583 \| good	21.84 \| good	0.483 \| good	15.196 \| good	0.329 \| good
2026-10-22T06:00:00.000Z	27 \| good	4.817 \| good	17.206 \| good	18.799 \| good	0.463 \| good	16.585 \| good	0.336 \| good
2026-10-22T07:00:00.000Z	27 \| good	4.551 \| good	18.374 \| good	14.495 \| good	0.449 \| good	9.911 \| good	0.288 \| good
2026-10-22T08:00:00.000Z	22 \| good	3.946 \| good	15.317 \| good	12.442 \| good	0.51 \| good	12.971 \| good	0.247 \| good
2026-10-22T09:00:00.000Z	22 \| good	3.835 \| good	16.081 \| good	13.029 \| good	0.586 \| good	12.904 \| good	0.222 \| good
2026-10-22T10:00:00.000Z	22 \| good	3.696 \| good	15.035 \| good	13.103 \| good	0.568 \| good	13.068 \| good	0.263 \| good
2026-10-22T11:00:00.000Z	19 \| good	3.351 \| good	19.555 \| good	16.28 \| good	0.523 \| good	16.652 \| good	0.263 \| good
2026-10-22T12:00:00.000Z	16 \| good	2.985 \| good	14.368 \| good	15.75 \| good	0.599 \| good	15.408 \| good	0.282 \| good
2026-10-22T13:00:00.000Z	16 \| good	2.882 \| good	12.459 \| good	16.481 \| good	0.615 \| good	16.244 \| good	0.241 \| good
2026-10-22T14:00:00.000Z	19 \| good	2.579 \| good	14.583 \| good	21.479 \| good	0.584 \| good	14.877 \| good	0.214 \| good
2026-10-22T15:00:00.000Z	22 \| good	4.293 \| good	20.43 \| good	24.021 \| good	0.397 \| good	8.299 \| good	0.152 \| good
2026-10-22T16:00:00.000Z	27 \| good	5.014 \| good	23.685 \| good	26.89 \| good	0.186 \| good	4.117 \| good	0.125 \| good
2026-10-22T17:00:00.000Z	27 \| good	3.175 \| good	11.187 \| good	29.293 \| good	0.315 \| good	2.952 \| good	0.1 \| good
2026-10-22T18:00:00.000Z	31 \| good	2.24 \| good	11.347 \| good	32.925 \| good	0.29 \| good	3.178 \| good	0.1 \| good
2026-10-22T19:00:00.000Z	31 \| good	1.761 \| good	4.793 \| good	33.659 \| good	0.338 \| good	3.226 \| good	0.1 \| good
2026-10-22T19:00:00.000Z	31 \| good	2.141 \| good	8.166 \| good	34.165 \| good	0.364 \| good	3.76 \| good	0.1 \| good
2026-10-22T20:00:00.000Z	36 \| good	0.781 \| good	2.816 \| good	38.799 \| good	0.56 \| good	1.819 \| good	0.156 \| good
2026-10-22T21:00:00.000Z	33 \| good	1.754 \| good	7.486 \| good	36.356 \| good	0.548 \| good	2.485 \| good	0.162 \| good
2026-10-22T22:00:00.000Z	30 \| good	1.694 \| good	6.93 \| good	31.618 \| good	0.593 \| good	6.729 \| good	0.2 \| good
2026-10-22T23:00:00.000Z	26 \| good	2.05 \| good	8.163 \| good	28.438 \| good	0.667 \| good	12.799 \| good	0.252 \| good
2026-10-23T00:00:00.000Z	22 \| good	4.394 \| good	19.019 \| good	23.441 \| good	0.712 \| good	14.896 \| good	0.26 \| good
2026-10-23T01:00:00.000Z	27 \| good	4.942 \| good	21.124 \| good	20.5 \| good	0.729 \| good	15.488 \| good	0.254 \| good
2026-10-23T02:00:00.000Z	22 \| good	4.389 \| good	19.1 \| good	21.177 \| good	0.731 \| good	15.055 \| good	0.245 \| good
2026-10-23T03:00:00.000Z	22 \| good	3.385 \| good	14.537 \| good	23.903 \| good	0.755 \| good	14.572 \| good	0.238 \| good
2026-10-23T04:00:00.000Z	23 \| good	3.419 \| good	15.229 \| good	24.955 \| good	0.778 \| good	12.879 \| good	0.232 \| good
2026-10-23T05:00:00.000Z	21 \| good	3.278 \| good	14.473 \| good	23.058 \| good	0.789 \| good	9.728 \| good	0.22 \| good
2026-10-23T06:00:00.000Z	22 \| good	4.256 \| good	18.671 \| good	23.588 \| good	0.825 \| good	7.237 \| good	0.207 \| good
2026-10-23T07:00:00.000Z	22 \| good	4.45 \| good	19.48 \| good	22.08 \| good	0.839 \| good	5.635 \| good	0.197 \| good
2026-10-23T08:00:00.000Z	22 \| good	3.668 \| good	15.902 \| good	20.103 \| good	0.826 \| good	4.623 \| good	0.191 \| good
2026-10-23T09:00:00.000Z	22 \| good	3.977 \| good	17.513 \| good	17.36 \| good	0.786 \| good	3.967 \| good	0.185 \| good
2026-10-23T10:00:00.000Z	22 \| good	4.131 \| good	18.304 \| good	14.879 \| good	0.731 \| good	3.66 \| good	0.181 \| good
2026-10-23T11:00:00.000Z	27 \| good	5.075 \| good	22.14 \| good	14.264 \| good	0.693 \| good	3.928 \| good	0.181 \| good
2026-10-23T12:00:00.000Z	16 \| good	3.09 \| good	13.084 \| good	15.606 \| good	0.714 \| good	5.765 \| good	0.193 \| good
2026-10-23T13:00:00.000Z	22 \| good	4.001 \| good	17.361 \| good	22.018 \| good	0.727 \| good	4.494 \| good	0.193 \| good
2026-10-23T14:00:00.000Z	23 \| good	2.45 \| good	10.06 \| good	25.08 \| good	0.752 \| good	3.527 \| good	0.189 \| good
2026-10-23T15:00:00.000Z	26 \| good	2.819 \| good	11.582 \| good	28.483 \| good	0.793 \| good	3.16 \| good	0.186 \| good
2026-10-23T16:00:00.000Z	30 \| good	3.063 \| good	13.212 \| good	31.502 \| good	0.814 \| good	2.889 \| good	0.183 \| good
2026-10-23T17:00:00.000Z	31 \| good	2.359 \| good	9.629 \| good	34.244 \| good	0.818 \| good	2.622 \| good	0.18 \| good
2026-10-23T18:00:00.000Z	33 \| good	2.912 \| good	11.945 \| good	35.701 \| good	0.808 \| good	2.454 \| good	0.178 \| good
2026-10-23T19:00:00.000Z	33 \| good	3.257 \| good	14.043 \| good	36.449 \| good	0.8 \| good	2.439 \| good	0.176 \| good
2026-10-23T20:00:00.000Z	34 \| good	2.004 \| good	8.028 \| good	36.624 \| good	0.806 \| good	2.629 \| good	0.175 \| good
2026-10-23T21:00:00.000Z	31 \| good	4.247 \| good	18.643 \| good	33.269 \| good	0.823 \| good	3.205 \| good	0.176 \| good
2026-10-23T22:00:00.000Z	38 \| good	7.151 \| good	31.285 \| good	20.782 \| good	0.883 \| good	8.171 \| good	0.218 \| good
2026-10-23T23:00:00.000Z	49 \| good	9.272 \| good	41.139 \| good	14.957 \| good	1.041 \| good	19.372 \| good	0.314 \| good
2026-10-24T00:00:00.000Z	54 \| moderate	10.754 \| good	47.694 \| good	11.537 \| good	1.183 \| good	24.266 \| good	0.344 \| good
2026-10-24T01:00:00.000Z	56 \| moderate	11.517 \| good	51.918 \| good	8.388 \| good	1.243 \| good	24.859 \| good	0.323 \| good
2026-10-24T02:00:00.000Z	54 \| moderate	11.139 \| good	49.558 \| good	6.304 \| good	1.238 \| good	24.508 \| good	0.304 \| good
2026-10-24T03:00:00.000Z	38 \| good	7.498 \| good	33.141 \| good	9.978 \| good	1.224 \| good	24.496 \| good	0.293 \| good
2026-10-24T04:00:00.000Z	33 \| good	5.655 \| good	24.294 \| good	12.99 \| good	1.176 \| good	24.314 \| good	0.289 \| good
2026-10-24T05:00:00.000Z	22 \| good	4.073 \| good	18.001 \| good	15.942 \| good	1.065 \| good	22.604 \| good	0.282 \| good
2026-10-24T06:00:00.000Z	21 \| good	3.051 \| good	13.153 \| good	18.095 \| good	1.011 \| good	21.75 \| good	0.274 \| good
2026-10-24T07:00:00.000Z	21 \| good	2.035 \| good	8.511 \| good	17.081 \| good	0.988 \| good	21.736 \| good	0.268 \| good
2026-10-24T08:00:00.000Z	21 \| good	1.669 \| good	6.732 \| good	13.283 \| good	0.989 \| good	22.385 \| good	0.267 \| good
2026-10-24T09:00:00.000Z	22 \| good	2.001 \| good	8.093 \| good	8.456 \| good	1.015 \| good	23.393 \| good	0.271 \| good
2026-10-24T10:00:00.000Z	23 \| good	2.153 \| good	8.881 \| good	6.933 \| good	1.038 \| good	23.739 \| good	0.283 \| good
2026-10-24T11:00:00.000Z	22 \| good	2.726 \| good	11.373 \| good	4.812 \| good	1.034 \| good	23.232 \| good	0.306 \| good
2026-10-24T12:00:00.000Z	20 \| good	2.815 \| good	11.512 \| good	10.249 \| good	1.184 \| good	20.895 \| good	0.36 \| good
2026-10-24T13:00:00.000Z	22 \| good	3.891 \| good	16.843 \| good	19.557 \| good	1.22 \| good	16.893 \| good	0.397 \| good
2026-10-24T14:00:00.000Z	25 \| good	1.689 \| good	6.894 \| good	27.173 \| good	1.297 \| good	12.277 \| good	0.271 \| good
2026-10-24T15:00:00.000Z	30 \| good	2.414 \| good	9.864 \| good	31.781 \| good	1.055 \| good	5.082 \| good	0.182 \| good
2026-10-24T16:00:00.000Z	33 \| good	1.541 \| good	5.983 \| good	36.226 \| good	0.948 \| good	3.968 \| good	0.173 \| good
2026-10-24T17:00:00.000Z	35 \| good	1.507 \| good	6.093 \| good	38.356 \| good	0.896 \| good	3.488 \| good	0.17 \| good
2026-10-24T18:00:00.000Z	37 \| good	1.997 \| good	8.093 \| good	39.702 \| good	0.866 \| good	3.243 \| good	0.168 \| good
2026-10-24T19:00:00.000Z	39 \| good	2.26 \| good	9.442 \| good	41.979 \| good	0.852 \| good	3.193 \| good	0.168 \| good

Merrifield

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Merrifield, Virginia air quality map: Track AQI near you

0.10ppm

How accurate is Virginia, USA air quality data?

Air quality data and pollutant measurements for Virginia, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.

Source: Ambee Data Sources

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Frequently asked questions

How often is the air quality data for Merrifield, Virginia updated?

The air quality for Merrifield, Virginia is updated every hour.

When was the worst air quality at Merrifield, Virginia in the last 24 hrs?

The worst air quality in Merrifield, Virginia in the last 24 hours was observed at 10:00:00 on 2026-10-21.

When was the best air quality at Merrifield, Virginia in the last 24 hrs?

In the last 24 hrs, the best air quality in Merrifield, Virginia was observed at 01:00:00 on 2026-10-22.

What is the current air quality in Merrifield, Virginia?

The current air quality in Merrifield, Virginia is 31, categorized as Good based on real-time data.

What pollutant is the most common in Merrifield, Virginia?

The most common pollutant in Merrifield, Virginia is O3.

What should I do if the air quality in Merrifield, Virginia is poor?

If the air quality in Merrifield, Virginia is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Merrifield, Virginia?

The current PM_2.5 concentration at Merrifield, Virginia is 2.141 μg/m³.

What is the current concentration of PM₁₀ in Merrifield, Virginia?

The current PM₁₀ concentration at Merrifield, Virginia is 8.166 μg/m³.

What is the current concentration of carbon monoxide (CO) in Merrifield, Virginia?

The current carbon monoxide (CO) concentration at Merrifield, Virginia is 0.1 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Merrifield, Virginia?

The current sulfur dioxide (SO₂) concentration at Merrifield, Virginia is 0.364 ppb.

What is the current concentration of ozone (O₃) in Merrifield, Virginia?

The current ozone (O₃) concentration at Merrifield, Virginia is 34.165 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Merrifield, Virginia?

The current nitrogen dioxide (NO₂) concentration at Merrifield, Virginia is 3.76 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T20:00:00.000Z	39 \| good	3.081 \| good	15.305 \| good	42.492 \| good	0.125 \| good	4.532 \| good	0.152 \| good
2026-10-20T21:00:00.000Z	39 \| good	3.601 \| good	11.671 \| good	42.319 \| good	0.125 \| good	5.305 \| good	0.152 \| good
2026-10-20T22:00:00.000Z	41 \| good	3.089 \| good	13.401 \| good	43.628 \| good	0.301 \| good	3.645 \| good	0.152 \| good
2026-10-20T23:00:00.000Z	42 \| good	3.318 \| good	17.637 \| good	45.313 \| good	0.487 \| good	4.401 \| good	0.165 \| good
2026-10-21T00:00:00.000Z	38 \| good	3.037 \| good	15.333 \| good	41.273 \| good	0.556 \| good	7.068 \| good	0.205 \| good
2026-10-21T01:00:00.000Z	30 \| good	3.993 \| good	18.569 \| good	32.266 \| good	0.519 \| good	10.209 \| good	0.207 \| good
2026-10-21T02:00:00.000Z	29 \| good	4.957 \| good	16.144 \| good	30.701 \| good	0.535 \| good	8.608 \| good	0.248 \| good
2026-10-21T03:00:00.000Z	44 \| good	8.412 \| good	36.938 \| good	16.595 \| good	0.881 \| good	11.231 \| good	0.211 \| good
2026-10-21T04:00:00.000Z	29 \| good	5.026 \| good	23.783 \| good	30.97 \| good	0.465 \| good	13.578 \| good	0.336 \| good
2026-10-21T05:00:00.000Z	38 \| good	6.809 \| good	32.046 \| good	25.513 \| good	0.432 \| good	12.947 \| good	0.336 \| good
2026-10-21T06:00:00.000Z	33 \| good	6.259 \| good	21.934 \| good	21.12 \| good	0.451 \| good	10.338 \| good	0.288 \| good
2026-10-21T07:00:00.000Z	24 \| good	3.647 \| good	12.493 \| good	25.527 \| good	0.468 \| good	9.515 \| good	0.247 \| good
2026-10-21T08:00:00.000Z	27 \| good	5.126 \| good	23.463 \| good	24.111 \| good	0.481 \| good	9.115 \| good	0.206 \| good
2026-10-21T09:00:00.000Z	22 \| good	4.382 \| good	15.382 \| good	18.602 \| good	0.419 \| good	8.419 \| good	0.178 \| good
2026-10-21T10:00:00.000Z	19 \| good	3.274 \| good	13.129 \| good	21.297 \| good	0.465 \| good	10.727 \| good	0.174 \| good
2026-10-21T11:00:00.000Z	22 \| good	4.192 \| good	19.899 \| good	21.622 \| good	0.519 \| good	11.12 \| good	0.247 \| good
2026-10-21T12:00:00.000Z	22 \| good	3.22 \| good	7.675 \| good	23.863 \| good	0.502 \| good	13.505 \| good	0.226 \| good
2026-10-21T13:00:00.000Z	38 \| good	7.218 \| good	19.281 \| good	13.662 \| good	0.521 \| good	15.39 \| good	0.226 \| good
2026-10-21T14:00:00.000Z	22 \| good	2.94 \| good	23.854 \| good	19.974 \| good	0.341 \| good	12.589 \| good	0.206 \| good
2026-10-21T15:00:00.000Z	21 \| good	3.411 \| good	15.998 \| good	22.994 \| good	0.353 \| good	7.315 \| good	0.185 \| good
2026-10-21T16:00:00.000Z	23 \| good	3.53 \| good	18.838 \| good	25.405 \| good	0.372 \| good	6.218 \| good	0.173 \| good
2026-10-21T17:00:00.000Z	26 \| good	4.197 \| good	20.983 \| good	27.844 \| good	0.349 \| good	4.529 \| good	0.152 \| good
2026-10-21T18:00:00.000Z	30 \| good	2.836 \| good	8.591 \| good	32.203 \| good	0.31 \| good	2.968 \| good	0.125 \| good
2026-10-21T19:00:00.000Z	28 \| good	3.902 \| good	18.675 \| good	30.382 \| good	0.3 \| good	2.612 \| good	0.1 \| good
2026-10-21T20:00:00.000Z	30 \| good	3.331 \| good	13.873 \| good	31.793 \| good	0.29 \| good	2.396 \| good	0.1 \| good
2026-10-21T21:00:00.000Z	33 \| good	4.33 \| good	15.387 \| good	36.177 \| good	0.313 \| good	2.458 \| good	0.127 \| good
2026-10-21T22:00:00.000Z	34 \| good	2.994 \| good	14.483 \| good	37.358 \| good	0.45 \| good	2.696 \| good	0.127 \| good
2026-10-21T23:00:00.000Z	32 \| good	3.152 \| good	11.32 \| good	34.909 \| good	0.451 \| good	4.132 \| good	0.18 \| good
2026-10-22T00:00:00.000Z	31 \| good	2.447 \| good	15.374 \| good	33.221 \| good	0.503 \| good	7.345 \| good	0.167 \| good
2026-10-22T01:00:00.000Z	30 \| good	1.344 \| good	9.754 \| good	31.831 \| good	0.521 \| good	11.381 \| good	0.225 \| good
2026-10-22T02:00:00.000Z	28 \| good	4.068 \| good	18.576 \| good	29.597 \| good	0.52 \| good	12.921 \| good	0.266 \| good
2026-10-22T03:00:00.000Z	16 \| good	3.199 \| good	13.617 \| good	16.961 \| good	0.781 \| good	15.705 \| good	0.24 \| good
2026-10-22T04:00:00.000Z	22 \| good	3.817 \| good	11.99 \| good	21.833 \| good	0.501 \| good	12.311 \| good	0.247 \| good
2026-10-22T05:00:00.000Z	22 \| good	4.479 \| good	21.583 \| good	21.84 \| good	0.483 \| good	15.196 \| good	0.329 \| good
2026-10-22T06:00:00.000Z	27 \| good	4.817 \| good	17.206 \| good	18.799 \| good	0.463 \| good	16.585 \| good	0.336 \| good
2026-10-22T07:00:00.000Z	27 \| good	4.551 \| good	18.374 \| good	14.495 \| good	0.449 \| good	9.911 \| good	0.288 \| good
2026-10-22T08:00:00.000Z	22 \| good	3.946 \| good	15.317 \| good	12.442 \| good	0.51 \| good	12.971 \| good	0.247 \| good
2026-10-22T09:00:00.000Z	22 \| good	3.835 \| good	16.081 \| good	13.029 \| good	0.586 \| good	12.904 \| good	0.222 \| good
2026-10-22T10:00:00.000Z	22 \| good	3.696 \| good	15.035 \| good	13.103 \| good	0.568 \| good	13.068 \| good	0.263 \| good
2026-10-22T11:00:00.000Z	19 \| good	3.351 \| good	19.555 \| good	16.28 \| good	0.523 \| good	16.652 \| good	0.263 \| good
2026-10-22T12:00:00.000Z	16 \| good	2.985 \| good	14.368 \| good	15.75 \| good	0.599 \| good	15.408 \| good	0.282 \| good
2026-10-22T13:00:00.000Z	16 \| good	2.882 \| good	12.459 \| good	16.481 \| good	0.615 \| good	16.244 \| good	0.241 \| good
2026-10-22T14:00:00.000Z	19 \| good	2.579 \| good	14.583 \| good	21.479 \| good	0.584 \| good	14.877 \| good	0.214 \| good
2026-10-22T15:00:00.000Z	22 \| good	4.293 \| good	20.43 \| good	24.021 \| good	0.397 \| good	8.299 \| good	0.152 \| good
2026-10-22T16:00:00.000Z	27 \| good	5.014 \| good	23.685 \| good	26.89 \| good	0.186 \| good	4.117 \| good	0.125 \| good
2026-10-22T17:00:00.000Z	27 \| good	3.175 \| good	11.187 \| good	29.293 \| good	0.315 \| good	2.952 \| good	0.1 \| good
2026-10-22T18:00:00.000Z	31 \| good	2.24 \| good	11.347 \| good	32.925 \| good	0.29 \| good	3.178 \| good	0.1 \| good
2026-10-22T19:00:00.000Z	31 \| good	1.761 \| good	4.793 \| good	33.659 \| good	0.338 \| good	3.226 \| good	0.1 \| good
2026-10-22T19:00:00.000Z	31 \| good	2.141 \| good	8.166 \| good	34.165 \| good	0.364 \| good	3.76 \| good	0.1 \| good
2026-10-22T20:00:00.000Z	36 \| good	0.781 \| good	2.816 \| good	38.799 \| good	0.56 \| good	1.819 \| good	0.156 \| good
2026-10-22T21:00:00.000Z	33 \| good	1.754 \| good	7.486 \| good	36.356 \| good	0.548 \| good	2.485 \| good	0.162 \| good
2026-10-22T22:00:00.000Z	30 \| good	1.694 \| good	6.93 \| good	31.618 \| good	0.593 \| good	6.729 \| good	0.2 \| good
2026-10-22T23:00:00.000Z	26 \| good	2.05 \| good	8.163 \| good	28.438 \| good	0.667 \| good	12.799 \| good	0.252 \| good
2026-10-23T00:00:00.000Z	22 \| good	4.394 \| good	19.019 \| good	23.441 \| good	0.712 \| good	14.896 \| good	0.26 \| good
2026-10-23T01:00:00.000Z	27 \| good	4.942 \| good	21.124 \| good	20.5 \| good	0.729 \| good	15.488 \| good	0.254 \| good
2026-10-23T02:00:00.000Z	22 \| good	4.389 \| good	19.1 \| good	21.177 \| good	0.731 \| good	15.055 \| good	0.245 \| good
2026-10-23T03:00:00.000Z	22 \| good	3.385 \| good	14.537 \| good	23.903 \| good	0.755 \| good	14.572 \| good	0.238 \| good
2026-10-23T04:00:00.000Z	23 \| good	3.419 \| good	15.229 \| good	24.955 \| good	0.778 \| good	12.879 \| good	0.232 \| good
2026-10-23T05:00:00.000Z	21 \| good	3.278 \| good	14.473 \| good	23.058 \| good	0.789 \| good	9.728 \| good	0.22 \| good
2026-10-23T06:00:00.000Z	22 \| good	4.256 \| good	18.671 \| good	23.588 \| good	0.825 \| good	7.237 \| good	0.207 \| good
2026-10-23T07:00:00.000Z	22 \| good	4.45 \| good	19.48 \| good	22.08 \| good	0.839 \| good	5.635 \| good	0.197 \| good
2026-10-23T08:00:00.000Z	22 \| good	3.668 \| good	15.902 \| good	20.103 \| good	0.826 \| good	4.623 \| good	0.191 \| good
2026-10-23T09:00:00.000Z	22 \| good	3.977 \| good	17.513 \| good	17.36 \| good	0.786 \| good	3.967 \| good	0.185 \| good
2026-10-23T10:00:00.000Z	22 \| good	4.131 \| good	18.304 \| good	14.879 \| good	0.731 \| good	3.66 \| good	0.181 \| good
2026-10-23T11:00:00.000Z	27 \| good	5.075 \| good	22.14 \| good	14.264 \| good	0.693 \| good	3.928 \| good	0.181 \| good
2026-10-23T12:00:00.000Z	16 \| good	3.09 \| good	13.084 \| good	15.606 \| good	0.714 \| good	5.765 \| good	0.193 \| good
2026-10-23T13:00:00.000Z	22 \| good	4.001 \| good	17.361 \| good	22.018 \| good	0.727 \| good	4.494 \| good	0.193 \| good
2026-10-23T14:00:00.000Z	23 \| good	2.45 \| good	10.06 \| good	25.08 \| good	0.752 \| good	3.527 \| good	0.189 \| good
2026-10-23T15:00:00.000Z	26 \| good	2.819 \| good	11.582 \| good	28.483 \| good	0.793 \| good	3.16 \| good	0.186 \| good
2026-10-23T16:00:00.000Z	30 \| good	3.063 \| good	13.212 \| good	31.502 \| good	0.814 \| good	2.889 \| good	0.183 \| good
2026-10-23T17:00:00.000Z	31 \| good	2.359 \| good	9.629 \| good	34.244 \| good	0.818 \| good	2.622 \| good	0.18 \| good
2026-10-23T18:00:00.000Z	33 \| good	2.912 \| good	11.945 \| good	35.701 \| good	0.808 \| good	2.454 \| good	0.178 \| good
2026-10-23T19:00:00.000Z	33 \| good	3.257 \| good	14.043 \| good	36.449 \| good	0.8 \| good	2.439 \| good	0.176 \| good
2026-10-23T20:00:00.000Z	34 \| good	2.004 \| good	8.028 \| good	36.624 \| good	0.806 \| good	2.629 \| good	0.175 \| good
2026-10-23T21:00:00.000Z	31 \| good	4.247 \| good	18.643 \| good	33.269 \| good	0.823 \| good	3.205 \| good	0.176 \| good
2026-10-23T22:00:00.000Z	38 \| good	7.151 \| good	31.285 \| good	20.782 \| good	0.883 \| good	8.171 \| good	0.218 \| good
2026-10-23T23:00:00.000Z	49 \| good	9.272 \| good	41.139 \| good	14.957 \| good	1.041 \| good	19.372 \| good	0.314 \| good
2026-10-24T00:00:00.000Z	54 \| moderate	10.754 \| good	47.694 \| good	11.537 \| good	1.183 \| good	24.266 \| good	0.344 \| good
2026-10-24T01:00:00.000Z	56 \| moderate	11.517 \| good	51.918 \| good	8.388 \| good	1.243 \| good	24.859 \| good	0.323 \| good
2026-10-24T02:00:00.000Z	54 \| moderate	11.139 \| good	49.558 \| good	6.304 \| good	1.238 \| good	24.508 \| good	0.304 \| good
2026-10-24T03:00:00.000Z	38 \| good	7.498 \| good	33.141 \| good	9.978 \| good	1.224 \| good	24.496 \| good	0.293 \| good
2026-10-24T04:00:00.000Z	33 \| good	5.655 \| good	24.294 \| good	12.99 \| good	1.176 \| good	24.314 \| good	0.289 \| good
2026-10-24T05:00:00.000Z	22 \| good	4.073 \| good	18.001 \| good	15.942 \| good	1.065 \| good	22.604 \| good	0.282 \| good
2026-10-24T06:00:00.000Z	21 \| good	3.051 \| good	13.153 \| good	18.095 \| good	1.011 \| good	21.75 \| good	0.274 \| good
2026-10-24T07:00:00.000Z	21 \| good	2.035 \| good	8.511 \| good	17.081 \| good	0.988 \| good	21.736 \| good	0.268 \| good
2026-10-24T08:00:00.000Z	21 \| good	1.669 \| good	6.732 \| good	13.283 \| good	0.989 \| good	22.385 \| good	0.267 \| good
2026-10-24T09:00:00.000Z	22 \| good	2.001 \| good	8.093 \| good	8.456 \| good	1.015 \| good	23.393 \| good	0.271 \| good
2026-10-24T10:00:00.000Z	23 \| good	2.153 \| good	8.881 \| good	6.933 \| good	1.038 \| good	23.739 \| good	0.283 \| good
2026-10-24T11:00:00.000Z	22 \| good	2.726 \| good	11.373 \| good	4.812 \| good	1.034 \| good	23.232 \| good	0.306 \| good
2026-10-24T12:00:00.000Z	20 \| good	2.815 \| good	11.512 \| good	10.249 \| good	1.184 \| good	20.895 \| good	0.36 \| good
2026-10-24T13:00:00.000Z	22 \| good	3.891 \| good	16.843 \| good	19.557 \| good	1.22 \| good	16.893 \| good	0.397 \| good
2026-10-24T14:00:00.000Z	25 \| good	1.689 \| good	6.894 \| good	27.173 \| good	1.297 \| good	12.277 \| good	0.271 \| good
2026-10-24T15:00:00.000Z	30 \| good	2.414 \| good	9.864 \| good	31.781 \| good	1.055 \| good	5.082 \| good	0.182 \| good
2026-10-24T16:00:00.000Z	33 \| good	1.541 \| good	5.983 \| good	36.226 \| good	0.948 \| good	3.968 \| good	0.173 \| good
2026-10-24T17:00:00.000Z	35 \| good	1.507 \| good	6.093 \| good	38.356 \| good	0.896 \| good	3.488 \| good	0.17 \| good
2026-10-24T18:00:00.000Z	37 \| good	1.997 \| good	8.093 \| good	39.702 \| good	0.866 \| good	3.243 \| good	0.168 \| good
2026-10-24T19:00:00.000Z	39 \| good	2.26 \| good	9.442 \| good	41.979 \| good	0.852 \| good	3.193 \| good	0.168 \| good

Merrifield, Virginia live air quality index now

Major air pollutants in Merrifield, 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

Idylwood, Virginia

West Falls Church, Virginia

Vienna, Virginia

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Tysons, Virginia

Annandale, Virginia

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Frequently asked questions

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What is the current concentration of PM2.5 in Merrifield, Virginia?

What is the current concentration of PM10 in Merrifield, Virginia?

What is the current concentration of carbon monoxide (CO) in Merrifield, Virginia?

What is the current concentration of sulfur dioxide (SO2) in Merrifield, Virginia?

What is the current concentration of ozone (O3) in Merrifield, Virginia?

What is the current concentration of nitrogen dioxide (NO2) in Merrifield, Virginia?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the current concentration of PM_2.5 in Merrifield, Virginia?

What is the current concentration of PM₁₀ in Merrifield, Virginia?

What is the current concentration of sulfur dioxide (SO₂) in Merrifield, Virginia?

What is the current concentration of ozone (O₃) in Merrifield, Virginia?

What is the current concentration of nitrogen dioxide (NO₂) in Merrifield, Virginia?